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Canon iR8500 Service Manual
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Canon iR8500 Service Manual

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Table of Contents

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See also: Service Manual , Function Manual
iR8500/7200
REVISION 1
FY8-13H3-010
AUG. 2001
COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR8500/7200 REV.1 AUG. 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)

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Summary of Contents for Canon iR8500

  • Page 1 REVISION 1 FY8-13H3-010 AUG. 2001 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 2 Application This manual has been issued by Canon Inc. for qualified persons to learn technical theory, installation, maintenance, and repair of products. This manual covers all localities where the products are sold. For this reason, there may be information in this manual that does not apply to your locality.
  • Page 3 Provides a description of a service mode. Provides a description of the nature of an error indication. Refers to the Copier Basics Series for a better understanding of the contents. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 4 INTRODUCTION 2 Outline of the Manual This Service Manual provides basic facts and figures about the iR8500 series and the side paper deck designed as an option to the copier; use the information for servicing the ma- chine in the field, thus ensuring the initial product quality.

  • Page 5: System Configuration

    INTRODUCTION 3 System Configuration 3.1 iR8500 The iR8500 may be configured as follows: [1] Saddle Finisher-K3/K3N/K4/K4N [5] Side Paper Deck-M1 [2] Inserter-B1 [6] Finisher-K1/K1N/K2/K2N [3] Paper Folding Unit-C1 [7] Network LIPS Printer Kit-B1 [4] iR8500 [8] DADF-J1 (standard) F00-301-01 Some products are not sold in certain sales areas.
  • Page 6 [2] Inserter-B1 [6] Finisher-K1/K1N/K2/K2N [3] Paper Folding Unit-C1 [7] Network LIPS Printer Kit-B1 [4] iR7200 [8] DADF-D1 (standard) F00-302-01 Some products are not sold in certain sales areas. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 7 [1] Control panel power switch [3] Main power switch [2] Operation/Memory lamp [4] Heater switch F00-302-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 8: Cdrh Ordinances

    US unless they bear a certificate of compli- ance. The following is the label that indicates compliance with the CDRH ordinances, and it must be found on all laser products sold in the US. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 9 30-2, SHIMOMARUKO, 3-CHOME, OHTAKU, TOKYO, 146, JAPAN. MANUFACTURED: THIS PRODUCT CONFORMS WITH CQRH RADIATION PERFORMANCE STANDARD 21CFR CHAPTER 1 SUBCHAPTER J. iR7200 F00-402-02 The description may vary from model to model. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 10 Take full care whenever servicing areas of the machine behind these covers. This label is attached to all covers inside the machine where hazards from laser light exist. viii COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 11 FS6-8820 DANGER- Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. DANGER- Laser radiation when open. AVOID DIRECT EXPOSURE TO BEAM. FS6-8820 iR8500 F00-403-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 12 FS6-8820 DANGER- Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. DANGER- Laser radiation when open. AVOID DIRECT EXPOSURE TO BEAM. FS6-8820 iR7200 F00-403-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 13: Safety Of Toner

    In addition, avoid bringing toner into contact with plastic material, as it tends to dissolve easily. Do not throw toner into fire to avoid explosion. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 14: Table Of Contents

    2.2 Side Paper Deck-M1 ....1-13 1.3 High-Performance Controller, 3 Names of Parts ........1-14 Large-Capacity Hard Disk for 3.1 External View (iR8500) ... 1-14 High-Level Processing ....1-1 3.2 External View (iR7200) ... 1-16 1.4 Ease of Use ........ 1-1 3.3 Cross Section (iR8500) ....
  • Page 15 Scanning Lamp .... 2-61 Correction of the CCD 3.9.5 Removing the Scanner Output ........ 2-88 Motor ......... 2-61 5.2.4 A/D Conversion of the CCD Output ....2-88 xiii COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 16 10.4.6 PCBs ........ 2-211 8.3 List of Changes Made to 10.4.7 Others ......2-223 the Pickup/Feeding System 11 Side Paper Deck ......2-227 (iR7200) ......... 2-133 11.1 Outline ......2-227 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 17 Return to Standby Mode (off mode → standby) ..3-16 Reduction ......3-10 2.3.2 SDRAM ......3-10 4.8 Power Supply Off Mode ..3-16 2.3.3 HDD ........3-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 18 7 Installing the Network LIPS Printer the Work ........4-37 Kit -B1 ..........4-69 3.1.1 Attachments ....... 4-37 7.1 Installing the Network LIPS 3.2 Unpacking ........ 4-39 Printer Kit-B1 ......4-69 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 19 Printer Side (2/2) ... 6-5 Cassette Pickup Roller ..6-20 1.1.4 Making Checks on 2.4.2 Orientation of the Deck/ the Scanner Side (iR8500) ... 6-6 Cassette Separation 1.1.5 Making Checks on Roller ......... 6-21 the Reader Unit (iR7200) ..6-7 2.4.3...
  • Page 20 3.2 Sample Faulty Images ....6-76 Controller PCB 3.3 Troubleshooting Faulty (iR8500) ......6-45 Images ........6-77 3.3.1 The copy is too light (halftone area) ....6-77 xviii COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 21 (no margin) ... 6-88 4.1.30 E215 ......... 6-110 3.3.18 The copy is wobbly ... 6-89 4.1.31 E218 3.3.19 The copy is foggy (Indicated if iR8500) ..6-110 horizontally ......6-90 4.1.32 E219 3.3.20 The copy has poor (Indicated if iR8500) ..6-111 sharpness ......
  • Page 22 CONTENTS 4.1.38 E240 ......... 6-112 4.1.65 E732 ......... 6-125 4.1.39 E241 (iR8500) ....6-112 4.1.66 E733 ......... 6-126 4.1.40 E243 ......... 6-113 4.1.67 E737 ......... 6-126 4.1.41 E248 (iR7200) ....6-113 4.1.68 E740 ......... 6-126 4.1.42 E251 4.1.69 E741 ......... 6-127 (Indicated if iR8500) ..
  • Page 23 Backing Up Data ..... 6-214 6.7 Switches ......... 6-172 8.2.4 Downloading Backup 6.8 Counters, Heaters, Fuses, Data ........6-219 and Others ......6-174 8.2.5 Managing Backup Data ... 6-223 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 24: Service Mode

    5 BOARD .......... S-131 2.2 I/O ..........S-23 5.1 OPTION ......... S-131 2.3 ADJUST ........S-54 ERROR CODE 1 Error Codes ........E-1 1.1 Introduction ....... E-1 xxii COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 25: Chapter 1 Introduction

    CHAPTER 1 INTRODUCTION COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 26: Features

    • The CCD is a 4-channel CCD (iR8500). • Copying speed: iR8500: As many as 85 copies per may be made per minutes (A4/LTR, 1-to-N; paper from cassette/deck) iR7200: As many as 72 copies per may be made per minutes (A4/LTR, 1-to-N; paper from cassette/deck) •...

  • Page 27: Various Delivery Handling (W/ Options)

    1.7 High-Level Printing Functions Supporting Uses on a Net- work • The addition of the Network LIPS Printer Kit-B1 (option) will bring about high-level net- work printing functions. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 28: Specifications

    100 W (main) + 400 W (sub) 208/230 V: 900 W (main) + 600 W (sub) • iR7200 100V: 800W (main) + 250W (sub) 208/230V: 900W (main) + 600W (sub) T01-201-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 29 1: 0.250 to 4.000 (between 25% and 400%, in 1% incre- ments) Wait time • iR8500: 6 min or less (at 20°C) • iR7200: 8 min or less (100V model; at 20°C) 6 min or less (208/230V model; at 20°C) First copy time 4.3 sec or less (stream reading, right deck, Direct, A4/LTR, non-ARE,...
  • Page 30 • Recycled paper (64 to 80 g/m A3, B4, A4, B5, A5R, A4R, B5R, 279.4 × 431.8 mm (11 × 17), LGL, LTR, LTRR, STMT (vertical feed) T01-201-04 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 31 • Thick paper (90 to 200 g/m A3, B4, A4, B5, A4R, B5R, LTR, LTRR • 3-hole paper (horizontal feed) LTR, LTRR • Tab sheet A4, LTR T01-201-05 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 32 • Colored paper (Canon-recommended) B4, A4, A4R • Thick paper (90 to 200 g/m A3, B4, A4, B5, A4R, B5R, LTR, LTRR • 3-hole paper (horizontal feed) LTR, LTRR T01-201-06 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 33 Postcard, double-card, 4-sheet card (horizontal feed only) • Thick paper (90 to 200 g/m A3, B4, A4, B5, A4R, B5R, LTR, LTRR • 3-hole paper (horizontal feed) LTR, LTRR T01-201-07 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 34 Staple Cartridge-H1 Stapler-H1 Paper Folding Unit-C1 Inserter-B1 Side Paper Deck-M1 Index Paper Attachment-A1 Card Reader-D1 * The values within < > indicate the use of the ADF. T01-201-08 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 35 Standby 59.5 dB or less Ozone 0.05 ppm or less (after 250,000 sheets) iR8500: 764 (W) × 795 (D) × 1137 (H) mm Dimensions (approx.) iR7200: 764 (W) × 795 (D) × 1155 (H) mm Weight iR8500: 280 kg (approx.; including ADF) iR7200: 273 kg (approx.;...
  • Page 36 IV (122.4 %) A5 → B5 B4 → A3 V (115.4 %) B5 → A4 Copier delivery, Auto paper selection ON, Auto density adjustment ON, Non-sort, Deck/Cassette T01-201-10 1-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 37 * Cannot be used as an original (STMTR) for placement in the ADF. Copier delivery, Auto paper selection ON, Auto density adjustment ON, Non-sort, Deck/ Cassette T01-201-11 The above specifications are subject to change for product improvement. 1-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 38 46 kg (approx.) Power supply DC power supplied by host machine Operating environment Same as host machine T01-202-01 The above specifications are subject to ange for product improvement. 1-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 39: Names Of Parts

    [4] Main power switch [10] Left deck [5] Manual feed tray [11] Cassette 3 [6] Right upper cover [12] Cassette 4 [7] Right lower cover [13] Front cover F01-301-01 1-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 40 [7] Delivery cover [3] Grip/Drum stop tool case [8] Parallel connector [4] Service Book case [9] Heater switch [5] Feeding assembly releasing lever [10] Leakage breaker F01-301-02 1-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 41 [8] Right deck [4] Manual feed tray [9] Left deck [5] Right upper cover [10] Cassette 3 [6] Right lower cover [11] Cassette 4 [12] Front cover F01-302-01 1-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 42 [7] Delivery cover [3] Grip/Drum stop tool case [8] Parallel connector [4] Service Book case [9] Heater switch [5] Feeding assembly releasing lever [10] Leakage breaker F01-302-02 1-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 43 [42] [41] [18] [19] [40] [20] [21] [22] [23] [24] [25] [39] [26] [38] [37] [36] [27] [28] [29] [30] [35] [31] [32] [33] [34] F01-302-01 1-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 44 [41] Upper fixing roller [20] Pre-transfer exposure LED [42] External delivery roller [21] Registration roller [43] No. 3 mirror [22] Transfer charging assembly [44] No. 2 mirror T01-302-01 1-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 45 [42] [41] [18] [19] [40] [20] [21] [22] [23] [24] [25] [39] [26] [38] [37] [36] [27] [28] [29] [30] [35] [31] [32] [33] [34] F01-304-01 1-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 46 [41] Upper fixing roller [20] Pre-transfer exposure LED [42] External delivery roller [21] Registration roller [43] No. 3 mirror [22] Transfer charging assembly [44] No. 2 mirror T01-304-01 1-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 47: Using The Machine

    Check Reset Stop Guide Start Additional Function Clear Processing Error /Data Power [1] Control panel power switch [3] Main power switch [2] Main power lamp F01-401-01 1-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 48: Ir7200

    Stop Guide Start Additional Function Interrupt Processing/ Main Power Error Data lamp [1] Control panel power switch [3] Main power switch [2] Main power lamp F01-401-02 1-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 49: Control Panel

    [16] Reset key [8] Clear key [17] Touch panel display [9] Error lamp [18] Clip dent * Press to indicate the counter reading on the touch panel. F01-402-01 1-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 50: Special Features

    Use it to store or recall a copying mode. Recall Use it to recall any one of the most recent copying modes for use in printing. T01-403-01 1-25 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 51: User Mode

    Low*/High Sleep Mode Tray Designation Tray A: copier*/printer*/other* Tray B: copier*/printer*/other* Printing Priority 1 copier (priority)/2 printer/3 other Stack Bypass Standard Settings On/Off* * Factory default. 1-26 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 52 Photo Mode On/Off* Smart Scan (iR8500) Initial Setting: On*/Off Change Original Type: On/Off* Recognizable Text: Japanese*/European/ Russian Standard Settings Store/Initialize Initialize Copy Settings Initialize * Factory default. 1-27 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 53 Doc. Auto Erase: 1, 2, 3, 6, 12 hr; 1, 2, 3, 7, 30 days; none, 3 days* Initialize Photo Mode On/Off* Standard Scan Settings Store/Initialize Report Settings User’s Data List Print * Factory default. 1-28 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 54 Recognize connection (ON*, OFF) Startup Time Settings (0 to 300 sec; 60 sec) Ethernet Driver Settings Auto Detect (On*/Off), Communication Mode, Ethernet Type, MAC Address * Factory default 1-29 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 55: New Functions

    CHAPTER 2 NEW FUNCTIONS COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 56 CHAPTER 2 NEW FUNCTIONS 1 Basic Construction 1.1 Basic Construction Outline (iR8500) Original Exposure System GP605-based High-speed reading CCD Dust detection function Measures against overheating DADF-J1 GP605-based Externals/Auxiliary Control System Supports higher speed Color 1/1VGA control panel See the DADF-J1 Service Manual.
  • Page 57 50 mm-dia (lower) 200˚C temperature control (200V model) Image Processing System Curl reduction Supports iR machines Modified PCBs Pickup/Feeding System GP605-based Supports higher speed Supports index paper F02-102-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 58 CHAPTER 2 NEW FUNCTIONS 1.3 Inputs to and Outputs from the Major PCBs (iR8500) J6807 J502 Key A Potential J6802 Control panel control PCB J6605 panel J6806 J6803 J519 Stackless feed J6601 Key C driver PCB J6805 Inverter J3602 J6804...
  • Page 59 J5101 J782 Main power All-night switch power J105 supply J783 J781 Note: The in the diagram indicates major wiring between PCBs, not the direction of signals. F02-104-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 60 CHAPTER 2 NEW FUNCTIONS 2 Original Exposure System (iR8500) 2.1 Outline The major changes made to the original exposure system are as follows: • Enlargement/Reproduction • 4-channel high-speed reading CCD • CCD adjustment • PCB arrangement • ADF mechanism (new) For others, see T02-202-01 for a table of differences COPYRIGHT©...
  • Page 61 CHAPTER 2 NEW FUNCTIONS COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 62 Digital processing is used in combination under the following conditions: • in fixed mode, between 25% and 49.9% • in stream reading mode, between 25% and 84.9% COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 63 Operating mode Fan rotation control Stream reading or stand-by at rest Fixed mode for reduction between 60% and 68.9% full speed Fixed mode other than above half speed COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 64 The reader controller PCB is connected with the main controller PCB by means of a communication cable inside the machine; as such, the reader unit may be connected using the same interface. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 65: Stabilizing The Scanning Lamp

    ADF is opened farther to 30° or more [2], the sensor in the host machine goes ON, enabling original size auto detection. 30 [2] F02-207-02 2-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 66 (wrongly assuming the presence of an A3/LGR original). • iR8500/iR7200 The iR8500 and iR7200 allows 5 sec for the detection of the size of origi- nals to avoid affecting the first copy time (It take 2 sec to turn on the fluo- rescent lamp).

  • Page 67: Detecting Dust In Stream Reading Mode

    ADF is opened and the copyboard glass is cleaned; while the message remains, the ma- chine will operate in fixed reading mode only. 3 mm (7 points) Dust Shows as a black line F02-208-01 2-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 68 • The feeding belt of the ADF is excessively solid. • ‘CCD-ADJ’ or ‘LUT-ADJ’ is not executed properly. If such is the case, clean the belt (with alcohol) and execute ‘CCD-ADJ’ or ‘LUT-ADJ’ once again. 2-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 69: Disassembly/Assembly (Ir8500)

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 70: No. 1 Mirror Base Assembly

    [4]. F02-209-01 3) Remove the 4 screws [1], and detach the original lamp inside cover [2]. F02-209-02 2-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 71 [3] at rear) of the No. 1 mirror base. Also, be sure that the con- nector in step 5) is firmly to the anti-reflection plate. F02-209-04 F02-209-05 2-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 72 6) Remove the scanning lamp [1] (w/ scan- ning heater) to the front. F02-209-07 7) Detach the scanning lamp heater [1] from the scanning lamp [2]. F02-209-08 2-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 73 [5]. Be sure to mount the scanning lamp so that the notation/marking is to the upper front of the machine. F02-209-09 2-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 74: Scanner Drive Assembly

    2) Remove the rear cover (See 10.4.1.e). 3) Remove the rear upper cover. 4) Remove the two screws [1], and detach the rear cover support plate [2]. F02-209-10 2-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 75 When mounting it, set the ten- sion of the belt to 10 ±2N REF. (1 ±0.2 kgf). F02-209-12 2-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 76 6) Move the No. 1 mirror base to where the cable fixing [1] of the No. 1 mirror Front base is in view through the hole in the machine side plate. F02-209-13 Rear F02-209-14 2-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 77 Wind 7 times. Put the steel ball in the hole of the pulley. Wind the cable so that the gap, if any, is minimum. Tighten temporarily. F02-209-15 2-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 78 No. 1 mirror base and the No. 2 mirror base; then, fit the pin [2] at- tached to the mirror positioning tool. (front) F02-209-16 (rear) F02-209-17 2-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 79 2 screws [2] from the opening in the side plate. (front) F02-209-18 (rear) F02-209-19 10) Detach the mirror positioning tool. 11) Reverse steps 1) through 4). 2-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 80 F02-209-20 4) Peel off the Warning label [1] from the flexible cable [2]. F02-209-21 2-25 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 81 • When pushing in the fixing plate, take care not to touch the reflecting plate. F02-209-23 2-26 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 82: Pcbs

    [2], detach the light adjustment PCB holder. F02-209-24 3) Disconnect the connector J165 [1], and remove the screw [2]; then, detach the light adjustment PCB [3]. F02-209-25 2-27 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 83 [1], and detach them upward. View from A F02-209-27 6) Remove the 6 screws [1], and detach the inverter PCB [2]. F02-209-28 2-28 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 84 2) Remove the inverter cooling fan duct (See 8.4.3.h.). 3) Disconnect the connectors [1], and re- move the 4 screws [2]; then, detach the transformer PCB [3]. F02-209-30 2-29 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 85 2 flexible cables [2]; then, remove the 9 screws [3] and the stepped screw [4], to detach the reader controller PCB [5] in the direction of the arrow. F02-209-31 2-30 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 86 10) Turn off and then on the main power switch, and execute the following in service mode to generate a service label; keep the service label in the service book case: COPIER>FUNCTION>MISC-P>LBL-PRNT. 2-31 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 87 2) Disconnect the 8 connectors of the reader controller PCB, DDIS cable, and 2 flexible cables. 3) Remove the 8 screws [1], and detach the reader controller PCB unit [2]. F02-209-33 2-32 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 88: Others

    [2]; then, detach the original size sensor unit (front) [3]. F02-209-34 4) Disconnect the connector [1] (1 pc. each), and detach the original size sen- sor 1/2 [2]. F02-209-35 2-33 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 89 [2]; then, detach the original size sensor unit (rear) [3]. F02-209-36 4) Disconnect the connector [1] (1 pc. each), and detach the original size sen- sor 3/4 [2]. F02-209-37 2-34 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 90 [3], and detach the sensor mounting plate [4]. F02-209-38 3) Disconnect the connector [1], and re- move the screw [2]; then, detach the scanner home position sensor [3]. F02-209-39 2-35 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 91 [1], and remove the screw [2]; then, de- tach the sensor mounting plate [3]. F02-209-40 3) Disconnect the connector [1], and de- tach the copyboard glass sensor [2]. F02-209-41 2-36 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 92 [3], and detach the sensor mounting plate [4]. F02-209-42 3) Disconnect the connector [1], remove the screw [2], and detach the image leading edge sensor [3]. F02-209-43 2-37 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 93 3) Remove the 2 screws [1], and detach the standard white plate cover [2]. F02-209-45 4) Remove the 4 screws [1], and detach the standard white plate [2]. F02-209-46 2-38 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 94 2) Remove the 2 screws [1], and detach the flexible cable [2] together with the cover sheet [3]. 3) Disconnect the flexible cable [2] from the connector [4]. F02-209-47 2-39 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 95 CHAPTER 2 NEW FUNCTIONS 4) Remove the 6 screws [1], and detach the reader controller cover [2]. F02-209-48 2-40 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 96: Original Exposure System (Ir7200)

    [1] In book mode, by a reflection type sensor in sub scan- ning direction; by a CCD in main scanning direction. [2] With the ADF in use, by the ADF. 2-41 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 97 Scanner HP sensor PS102 Photointerrupter (detects scanner home position) Copyboard cover sensor PS103 Photointerrupter (detects the state (open/closed) of copyboard cover) Mirror No. 1/No. 2/No. 3 mirror 2-42 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 98 CHAPTER 2 NEW FUNCTIONS 2-43 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 99: Arrangement Of The Pcbs

    The PCBs in the reader unit are arranged as follows: [1] Fuse PCB [4] Inverter PCB [2] Reader controller PCB [5] CCD/AP PCB [3] Differential PCB F02-303-01 2-44 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 100: Sequence Of Operations (Original Exposure)

    5. The scanner returns to start position (at the speed used for 50% reduction). 6. The scanner moves to home position and remains in wait. : No. 1 mirror position. F02-304-02 2-45 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 101: Book Mode, 1 Original, Copyboard Cover Open

    5. The scanner returns to start position (at the speed used for 50% reduction). 6. The scanner moves to the point of original size detection. : No. 1 mirror base F02-304-04 2-46 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 102: Enlargement/Reduction (Zoom)

    [3] To reduce to between 25% and 49%, the image data read at 50% and 98% is subjected to skipping (1/2) in the main controller unit. 2-47 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 103: Scanner Drive System

    Used to make sure that the No. 1 mirror base is at home position. [3] Copyboard Cover Sensor (PS103) Detection Signal Used to detect the state (open or close) of the copyboard cover. 2-48 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 104: Controlling The Scanner Motor

    [3] Image read: Used to read the image at a specific speed suited to the read ratio. [4] Deceleration: Used to enable the scanner to speed down and stop promptly, starting at the end of the image. F02-306-03 2-49 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 105 Settings: 0 to 4 Vertical size plate HP sensor Copyboard glass Vertical size plate Copyboard glass Standard white plate Standard white plate Decrease Increase Decrease Increase F02-306-04 F02-306-05 2-50 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 106: Controlling The Scanning Lamp (La101)

    CPU on the reader controller PCB. When the signal is generated, the inverter generates a high-frequency, and high-voltage using the drive voltage (+24 V) supplied by the reader controller PCB to turn on the xenon tube. 2-51 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 107: Detecting An Error

    It is used to indicate a fault in the inverter PCB. E225 It is used to indicate a fault in the scanning lamp (xenon tube). 2-52 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 108: Detecting The Size Of Originals

    The combination of these output measurements is used to identify the size of the origi- nal. For specific movements, see the pages that follow. 2-53 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 109 F02-308-02 as indicating the absence of an original. The machine will identify the size of an original based on the combination of the results (T02-308-01) 2-54 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 110 (external light) and the absence of an original is identified, excluding B5, B4, A4, and A3. 2-55 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 111 Point of CCD detection Originals Original Originals Point of CCD detection Original size sensor size sensor 11”×17” LTRR None : Changes : Does not changes None T02-308-02 2-56 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 112: Disassembly/Assembly (Ir7200)

    7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-57 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 113: Removing The Reader Unit

    5) Remove the screw [1], and detach the reader fixing plate [2] and the washer [3] (1 each). 6) Remove the reader unit [4] to the rear. F02-309-01 2-58 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 114: Removing The Scanning Lamp

    No. 1 mirror base, and detach the scan- ning lamp [3] together with the cable fixing plate [4]. F02-309-02 7) Remove the four screws [1], and detach the blanking plate [2]. F02-309-03 2-59 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 115: Points To Note When Replacing The Scanning Lamp

    • Do not subject the scanning lamp to impact. • If the lamp fell, do not mount it back regardless of its condition (cracking can occur). 2-60 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 116: After Replacing The Scanning Lamp

    5) Remove the two springs [1], and re- move the three screws [2]; then, while shifting the motor unit [3] in the direc- tion of the arrow, detach the belt. F02-309-07 2-61 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 117: Mounting The Scanner Motor

    4) Remove the motor cover (See 3.9.5 through 4) used to the motor). 5) Remove the five screws [1], and detach the PCB base [2]. F02-309-10 2-62 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 118 [4]. F02-309-11 7) Remove the 15 screws [1], and remove the two screws [2]; then, detach the reader upper frame [3]. F02-309-12 2-63 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 119 9) Remove the two springs [3] used to se- cure the cable in place. 10) Remove the cable fixing plate [4] and each pulley cable. F02-309-13 2-64 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 120: Routing The Scanner Drive Cable

    4) Temporarily fix the cable metal fixing to the No. 1 mirror base (Do not fully secure it). 5) Mount the reader paper frame. F02-309-14 2-65 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 121: Positioning The No. 1/2 Mirror Base

    Initial FY9-3009 configuration Configuration used for the machine (for rear) (for rear) Initial FY9-3009 configuration Configuration used for the machine (for front) (for front) F02-309-16 2-66 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 122 5) Fully tighten the cable metal fixing on the No. 1 mirror base. 6) Detach the mirror positioning tool. 7) Reverse steps 1) through 6) for mount- ing. 2-67 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 123: Removing The Original Size Sensor

    5) Remove the screw [1], and detach the sensor base [2]; then, disconnect the connector [3], and detach the HP sensor [4] from the base. F02-309-21 2-68 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 124: Removing The Copyboard Cover Sensor

    3) Disconnect the connector [1], and re- move the screw [2]; then, detach the copyboard cover sensor cover [3] and the copyboard cover sensor [4]. F02-309-23 2-69 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 125: Removing The Fuse Pcb

    PCB base [3] farther. F02-309-25 4) Remove the screw [1], and disconnect the three connectors [2]; then, detach the fuse PCB [3]. F02-309-26 2-70 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 126: Removing The Inverter

    3) Disconnect the two connectors[2] from the inverter PCB [1]. F02-309-28 4) Remove the two screws [1], and pull out the inverter unit [2]. F02-309-29 2-71 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 127 [1] into the reader frame, be sure to fit the leading edge [2] of the frame of the inverter PCB into the mounting hole in the reader frame. F02-309-31 2-72 COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 128: Outline Of The Image Processing System (Ir8500)

    CHAPTER 2 NEW FUNCTIONS 4 Outline of the Image Processing System (iR8500) 4.1 Outline The image processing system has the following major functions: • CCD (image sensor) Number of lines: 1 line Number of pixels: 7500 pixels Image size: 7 × 7 µm •...
  • Page 129 CHAPTER 2 NEW FUNCTIONS 2-74 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 130: 4-Channels High-Speed Ccd

    Output unit D unit B Clock pulse D Clock pulse B Transfer unit D Transfer unit B Direction of charge transfer Direction of charge transfer F02-403-01 2-75 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 131: Ccd Adjustment

    One of the above needs to be selected to suit the conditions in question. After executing A, be sure to execute B; if adjustment still fails, execute C. Do not execute B or C alone. 2-76 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 132: Analog Image Processing

    [5] First half even-number pixel analog image signal [6] First half odd-number pixel digital image signal [7] Last half even-number pixel digital image signal [8] Last half odd-number pixel digital image signal F02-405-01 2-77 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 133: Digital Image Processing

    [3] Last half even-number pixel digital image signal [4] Last half odd-number pixel digital image signal [5] Even-number pixel digital image signal [6] Odd-number pixel digital image signal F02-406-01 2-78 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 134: Detecting The Orientation Of Originals

    In the case of the GP605, the orientation of each original is checked for correction, if needed. In the case of the iR8500/iR7200, on the other hand, only the first original is checked, and the pages that follow are corrected based on the result of the detection.

  • Page 135: Disassembly/Assembly (Ir8500)

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-80 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 136: Ccd Unit

    [3], and disconnect the connector (3 locations); then, discon- nect the 2 flat cables [5] from the reader controller PCB, and detach the CCD unit [6]. F02-408-02 2-81 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 137 8) Make test copies in book mode and feeder mode to make sure that the images are not displaced; if displaced, execute the following: Book Mode A: COPIER>ADJUST>ADJ-XY>ADJ-X B: COPIER>ADJUST>ADJ-XY>ADJ-Y F02-408-03 2-82 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 138: Hard Disk

    Removing the Hard disk 1) Remove the main control box. 2) Remove the 5 screws [1], and detach the cover [2]. F02-408-05 2-83 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 139 2 connectors [2], and remove the mounting screws [4] of the grounding wires [3]; then, detach the hard disks [5] together with the mounting base. [3] [4] F02-408-08 2-84 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 140 4) Turn on the PC, and turn on the main power switch while pressing '2' and '8' in the con- trol panel at the same time. 5) Using the Service Support Tool, format the hard disk unit and install the system soft- ware. 2-85 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 141: Image Processing System (Ir7200)

    Each of the PCBs used in the image processing system has the following functions: [1] CCD/AP PCB: Drives the CCD, performs analog image processing, performs A/D conversion. [2] Reader controller PCB: Performs shading correction, performs auto density adjustment (AE). 2-86 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 142: Analog Image Processing

    (EVEN) pixels and odd-number (ODD) pixels. Output buffer Odd-number pixel data Shift register Gate Light receiving segment (photodiode) Gate Even-number pixel data Shift register Output buffer F02-502-02 CCD Block Diagram 2-87 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 143: Gain Correction And Offset Correction Of The Ccd Output

    Range: 0 to 400 (A change by ‘12’ results in a shift of 1 mm.) Decrease Read start position Increase Original Vertical size plate F02-502-03 2-88 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 144 To make up for the fluctuations in the intensity of light occurring at short intervals, edge area gain correction is also executed. 2-89 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 145: Shading Correction

    CCD pixels, thereby ensuring a specific level of image density. CCD output Characteristics after correction Characteristics Target value before correction Results of measurement White Original density Standard white plate F02-503-02 2-90 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 146: Auto Density Adjustment (Ae)

    (text, graphics) of such originals by remov- ing the background. This adjustment is enabled in density auto mode or when text mode is selected and data is processed by the ABC circuit. 2-91 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 147 B : dynamic range of colored-background original. F02-503-04 COPIER>FUNCTION>CCD>CCD-ADJ (shading auto adjustment) Execute the mode after replacing the CCD unit, scanning lamp, reader con- troller PCB, or standard white plate. 2-92 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 148 (for real-time AE mode; 10 steps). Range: 0 to 9 (default: 4) Copy density White Lower setting Higher setting decreases text density increases text density White Original density F02-503-05 2-93 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 149: Disassembly/Assembly (Ir7200)

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-94 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 150: Ccd/Ap Pcb

    7) Remove the screw [1], and disconnect the connector [2]; then, free the cable from the cable clamp [3], and detach the original sensor unit [4]. F02-504-02 2-95 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 151: Reader Controller Pcb

    [2], and remove the flat cable [3]; then, detach the reader controller PCB [4]. Do not hurt the flat cable which is removed in step 2). F02-504-04 2-96 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 152: Hard Disk

    Removing the Hard disk 1) Remove the main control box. 2) Remove the 5 screws [1], and detach the cover [2]. F02-504-05 2-97 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 153 2 connectors [2], and remove the mounting screws [4] of the grounding wires [3]; then, detach the hard disks [5] together with the mounting base. [3] [4] F02-504-08 2-98 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 154 4) Turn on the PC, and turn on the main power switch while pressing ‘2’ and ‘8’ in the con- trol panel at the same time. 5) Using the Service Support Tool, format the hard disk unit and install the system soft- ware. 2-99 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 155: Laser Exposure System

    8-facet mirror Laser unit Collimating lens Laser scanner motor Laser mirror BD PCB BD mirror Photosensitive drum Laser A Laser B 18 pixels (760 µm) F02-601-01 2-100 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 156 BD mirror/BD PCB Laser beam detection Laser driver PCB Laser activation control Laser scanner motor PCB Rotation control of the laser scanner motor Driver PCB T02-601-01 2-101 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 157 CHAPTER 2 NEW FUNCTIONS 2-102 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 158: Disassembly/Assembly

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-103 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 159: Reader Unit

    5) Remove the screw [2] of the stopper [1]. F02-603-01 6) Remove the 2 screws [1], and slide the reader unit [2] to the left. F02-603-02 2-104 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 160: Laser Unit

    4) Disconnect the 4 connectors [1], and remove the video cable [2]; then, re- move the 8 screws [3], and detach the laser scanner unit [4]. [3] [3] F02-603-04 2-105 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 161: Bd Unit

    2) Remove the 3 screws [1], and discon- nect the 2 connectors [2]; then, remove the laser fan unit [3]. 3) Slide out the process unit (See 7.9.1.a.). F02-603-05 2-106 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 162 5) Remove the screw [2], and slide out the BD unit [1] to the front. F02-603-06 6) Disconnect the connector [1], and take out the BD unit [2]. F02-603-07 2-107 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 163: Image Formation System

    Potential sensor Pre-exposure LED Hopper Cleaner unit Developing assembly Dust-collecting roller Pre-transfer charging assembly Pre-transfer exposure LED Transfer guide Separation charging assembly Transfer charging assembly F02-701-01 2-108 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 164 Image exposure Voltage Development Cylinder Cylinder (1 cycle) rotation Pre-transfer charging 100msec 100msec Pre-transfer charging Transfer Separation Roller application voltage Roller rotation Fixing Main heater heater F02-701-02 2-109 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 165 CHAPTER 2 NEW FUNCTIONS 2-110 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 166: Photosensitive Drum

    The machine uses processing speed of 450 mm/sec (as opposed to 300 mm/sec of the GP605), to enable the generation of 85 copies per minute (iR8500: A4, Direct), in the case of the iR7200, 72 copies per minute because of the increased distance between sheets.

  • Page 167: Preventing Overheating Of The Developing Unit

    2-112 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 168 CHAPTER 2 NEW FUNCTIONS F02-707-01 2-113 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 169: 2-Speed Drive Of The Developing Cylinder

    Magnet roller drive clutch Main motor Hopper inside toner feed motor Magnet roller CL20 Moves toner found inside the hopper Developing cylinder to the developing assembly. Deceleration clutch F02-708-01 2-114 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 170 Developing cylinder 24VU DEV-CL-ON Magnet roller Developing cylinder clutch Toner stirring screw Main motor J514B CL20 Developing cylinder MM-FG Deceleration clutch MM-ON J516B 24VU DEV-CL-ON F02-708-02 2-115 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 171: Disassembly/Assembly

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-116 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 172: Process Unit

    8) Detach the drum stopper [1]. 9) Remove the 3 screws [4], and discon- nect the connector [5]; then, slide out the process unit [6]. F02-709-02 2-117 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 173 When replacing the removed process unit, turn the kit support plate [1] counterclockwise, and be sure to create a gap from the floor to prevent damage. F02-709-04 2-118 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 174 After mounting the process unit. be sure to slide out the duplex unit and remove the waste toner. F02-709-05 2-119 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 175 2) Slide out the process unit (See 7.9.1.a.). 3) Remove the 3 screws [1], and discon- nect the 2 connectors [2]; then, detach the sub plate assembly [3]. F02-709-06 2-120 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 176 4) Remove the 2 screws [1], and detach the positioner holder [2]. F02-709-07 5) Remove the 3 screws [1], and detach the drum fixing plate [2]. F02-709-08 2-121 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 177: Charging Wires

    [3], and detach the clip base [1] from the cut-off [6] of the shielding plate [5] together with the wire cleaner motor shaft [3]. F02-709-10 2-122 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 178 (Do not loosen the screw for the left/right shielding plate). 2) Remove the wire cleaner. For other charging assemblies, remove the lid (2 pc.). F02-709-12 2-123 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 179 • The charging wire is free of bends and twists. • The charging wire is in the bottom of the V-groove of the (correct) (wrong) charging wire positioner. F02-709-16 2-124 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 180 11) Mount the wire cleaner. At this time, pay attention to the orientation of the wire cleaner. 12) Wipe the charging wire with lint-free paper moistened with alcohol. 2-125 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 181 [5] to a torque of 1.5 ±0.2 kg•cm. thereafter, tighten the screws [1], [2], [3], [4] to a torque of 8 kg•cm in the order indicated. F02-709-18 2-126 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 182 A REF. full turn of the screw changes the position of the charging wire by about 0.7 2-127 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 183: Area Around The Process Unit

    3 screws [1] found on the bottom; then, detach the LED cover [2]. F02-709-20 3) Disconnect the connector [1], and re- move the pre-transfer exposure LED [2]. F02-709-21 2-128 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 184 4) Remove the heater developing cylinder deceleration clutch [1]. F02-709-23 5) Remove the 6 E-rings [1], 2 bearings [2], gear [3], and pin [4]; then, detach the clutch [5]. F02-709-24 2-129 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 185 2) Take out the developing cylinder clutch [1]. F02-709-25 3) Remove the 8 E-rings [1], 2 beatings [2], 2 gears [3], and pin [4]; then, de- tach the clutch [5]. F02-709-26 2-130 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 186: Pickup/Feeding System

    The following major change has been made to the pickup/feed system: • Inclusion of index sheets as a transfer medium For others, see T02-802-01 (comparison table). 2-131 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 187 CHAPTER 2 NEW FUNCTIONS 2-132 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 188: System (Ir8500)

    8.3 List of Changes Made to the Pickup/Feeding System (iR7200) The differences from the GP605 are the same as those of the iR8500; the difference from the iR8500, on the other hand, lies in the reduced copying speed caused by the increased distance between sheets when paper is moved (from 85 sheets to 72 sheets).

  • Page 189: Disassembly/Assembly

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-134 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 190: Manual Feed Tray Assembly

    2) Move the slide volume [2] in the direc- tion of B, and fit the timing belt [3] to the pulley [4] and the pulley [5]. F02-805-02 2-135 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 191 3) Disconnect the connector [1]. 4) Remove heater mounting screw [2], and detach the pickup roller releasing sole- noid [3] together with the support plate. F02-805-04 2-136 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 192 7) Remove the 11 mounting screws [1], and detach the manual feed tray pickup assembly [2]. F02-805-06 8) Remove the 2 mounting screws [1], and detach the upper guide plate [2]. F02-805-07 2-137 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 193 10) Remove the 2 mounting screws [1], and detach the middle guide plate [2]. F02-805-09 11) Remove the 2 mounting screws [2] of the sensor unit [1]. F02-805-10 2-138 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 194: Vertical Path Roller Assembly

    2) Remove the E-ring [1] and the bearing [2] from the front, and remove the grip ring [3], clutch [4], and bearing [5] from the rear. F02-805-12 2-139 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 195 [2] toward the inside; then, de- tach the guide plate [3]. F02-805-13 4) Remove the E-ring [1], and remove the bearing [2] to detach the vertical path roller [3]. F02-805-14 2-140 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 196 4) Remove the E-ring [1] at the front of the roller shaft, and move the bearing [2] toward the inside; then, detach the vertical path roller 2 [3]. F02-805-17 2-141 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 197: Registration Feed Assembly

    [2]. F02-805-19 When mounting the registration clutch, be sure to hook the clutch stop [A] on the protru- sion [B] of the clutch cover. F02-805-20 2-142 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 198: Duplexing Unit

    2) Disconnect he two connectors [1], and remove the four screws [2] then, detach the reversal motor [3] together with the motor support plate [4]. F02-805-22 2-143 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 199 (four screws, three knobs). 2) Disconnect the connector [1], and re- move the two screws [2]; then, detach the lower feed motor [3]. [2] [1] F02-805-24 2-144 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 200: Others

    2) Remove the 2 stepped screws [1]. F02-805-25 3) Remove the fixing /feed unit [1] from the slide rail [2]. Be sure to work as a group of two. F02-805-26 2-145 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 201: Fixing System

    F02-901-01 and F02-901-02 show the major components of the fixing system. Cleaning web unit Cleaning web Upper fixing roller Main thermistor (TH1) Separation claw Sub thermistor (TH2) Thermal switch (TP1) Inlet guide Lower fixing roller F02-901-01 2-146 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 202 Cleaning web Driven by the web drive solenoid (SL2). Large-size (B4 or larger): goes ON twice Small-size (smaller than B4): goes ON once Inlet guide Fixed T02-901-01 2-147 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 203 CHAPTER 2 NEW FUNCTIONS 2-148 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 204: Controlling The Fixing Temperature

    190˚C Passage of paper To recover to 198˚C in a decreases the short time, both main and temperature. sub heaters are turned on. F02-903-02 (208/230V model) 2-149 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 205: Transparency Mode

    205˚C 200˚C 198˚C 193˚C Temperature of transparencies F02-904-01 COPIER>OPTION>BODY>OHP-TEMP (switching of temperature setting in transparency mode) 0: 198°C [default] 1: 193°C 2: 188°C 3: 183°C 2-150 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 206: Thick Paper Mode

    (setting the down sequence start temperature thick paper mode) Setting 70 cpm 60 cpm Suspend Resume 194°C 193°C 183°C 198°C 189°C 188°C 178°C 193°C 184°C 183°C 173°C 188°C 2-151 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 207: Power Save Mode

    Rage of saving of 25% Returns to normal temperature control in response to a second press on the Power Save key. 105˚C Rate of saving of 50% F02-906-01 2-152 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 208: Error Detection

    When the sub heater is powered, ‘0’. When ‘1’, the main heater goes ON. J512A When ‘0’, the AC relay is cut off. Relay PCB Relay-OFF F02-907-01 2-153 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 209: Down Sequence Control (100V)

    178°C T02-908-01 (Plain paper mode) Select setting 0 to give priority to image quality; on the other hand, select setting 2 to give priority to speed. 2-154 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 210 193°C Setting 2 184°C 183°C 173°C 188°C T02-908-02 (Thick paper mode) Select ‘0’ to place priority on image quality, or ‘2’ to place priority on speed. 2-155 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 211: Disassembly/Assembly

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be user to turn off the front cover switch or the power switch. 2-156 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 212: Fixing Heater And The Control Parts

    4) Remove the 2 fastons [1] at the front, and remove the screw [2] to detach the heater positioning plate (front) [3]. F02-909-03 5) Remove the main/sub heater. 2-157 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 213 1) Remove the fixing assembly. 2) Remove the fixing web; then, remove the 2 screws [1] and the oil pan [2], and detach the fixing harness cover [3]. F02-909-05 2-158 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 214 • The thermal switch must be replaced as the thermal switch unit. • Do not use again the thermal switch wolse contact point become open. F02-909-08 2-159 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 215 F02-909-09 5) Remove the 2 thermistor retaining springs [1], and detach the main ther- mistor [2]. F02-909-10 2-160 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 216 The tie-wrap serves as a stopper by butting against the claw [2]. Check also to be sure that the main thermistor and the fixing roller are not away from each other. F02-909-11 2-161 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 217 4) Disconnect the connector [1] and re- move the screw [2]; then, detach the sub thermistor assembly [3]. F02-909-12 5) Remove the screw [1], and detach the sub thermistor [2]. F02-909-13 2-162 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 218: Fixing Roller Assembly

    6) Open the fixing upper unit [1]. When opened, the fixing upper unit becomes unstable. Be sure to use a screwdriver as shown to support it. F02-909-16 2-163 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 219 9) Remove the C-ring [1] at the front, and remove the gear [2], bushing [3], and bearing [4]. F02-909-19 2-164 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 220 Be sure that the longer cut- off A shown in F02-909-21 is toward the rear. c. When mounting, clean the electrode plate [1] and the electrode terminal [2]. F02-909-21 F02-909-22 2-165 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 221: Delivery Assembly

    [2] in the direction of the gear. F02-909-24 4) Remove the E-ring [1], and slide the bearing [2] toward the rear; then, detach the external delivery roller assembly [3]. F02-909-25 2-166 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 222 [4]; then, detach the drive gear [5]. F02-909-27 3) Remove the E-ring [1] and the bushing [2] at the rear of the shaft; then, detach the internal delivery roller [3]. F02-909-28 2-167 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 223 When detaching the delivery speed switching clutch, take care not to lose the bearings on both ends of the clutch shaft and the washer at the rear. F02-909-30 2-168 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 224: Paper Sensors

    [2]; then, detach the external sensor assembly [3]. F02-909-32 3) Disconnect the connector [1], and de- tach the external delivery sensor [2]. F02-909-33 2-169 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 225 2 screws [1]; then, detach the internal delivery sensor assembly [2]. F02-909-34 3) Disconnect the connector [1], and de- tach the internal delivery sensor [2]. F02-909-35 2-170 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 226 2) Open the upper delivery assembly, and remove the screw [1]; then, remove the reversal sensor assembly [2]. F02-909-36 3) Disconnect the connector [1], and de- tach the reversal sensor [2]. F02-909-37 2-171 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 227 [2]. F02-909-38 3) Disconnect the connector [1], and de- tach the fixing/feed outlet sensor [2]. F02-909-39 2-172 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 228: Externals/Auxiliary Controls

    To cool the inside of the system box 10.2 Fans Delivery adhesion-proofing fan To cool paper being delivered 10.2 Fans Scanner motor cooling fan (iR8500 only) To cool the scanner motor 10.2 Fans Externals Right cover (lower) To enable connection of another reader unit...

  • Page 229: Fans

    T02-1002-01 shows the names and the functions of the fans: The following fans are newly used: [15] Development fan (FM15) [16] System fan (FM16) [17] Deliver adhesion-proofing fan (FM17) [18] Scanner motor fan (FM20) (iR8500 only) iR8500 only [18] iR8500 only [13]...
  • Page 230 [17] FM17 Delivery adhesion- To cool paper being delivered 330007 proofing fan [18] FM20 Scanner motor cooling To cool the scanner motor 330005 fan (iR8500 only) T02-1002-02 2-175 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 231: Sequence Of Operations (Fans)

    Separation fan (FM13) Laser scanner cooling fan (FM14) Developing fan (FM15) System fan (FM16) Delivery adhesion- proofing fan (FM17) : full speed : half speed F02-1003-01 2-176 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 232 Scanner cooling fan (FM3) Stream reading fan (FM4) Inverter cooling fan (FM9) Power supply cooling fan 1/2 (FM11, FM12) : full speed : half speed F02-1003-02 2-177 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 233: Disassembly/Assembly

    6. As a rule, do not operate the machine with any of its parts removed. 7. When sliding out the duplex feeder unit or the fixing assembly, be sure to turn off the front cover switch or the power switch. 2-178 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 234: External Covers

    [9] Lower vertical path cover [10] Right deck [11] Cassette 4 [13] [12] Cassette 3 [13] Left deck [12] [14] Front cover (See 10.4.1.b.) [11] [10] F02-1004-01-a 2-179 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 235 [27] Left lower cover (4 screws) [28] System connector cover (2 screws) [29] Drum protective sheet (after removing waste toner cover) [30] [26] [30] Rear cover (See 10.4.1.e.) [31] Rear upper cover (2 screws) (iR8500 only) [29] [27] [28] F02-1004-02-a 2-180 COPYRIGHT©...
  • Page 236 [47] Reader left cover (2 screws) [48] [48] Stream reading glass [49] Original edge guide (ADF, copyboard [47] glass, reader front cover removed; 2 screws) F02-1004-02-c 2-181 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 237 3) Push up the hinge pin [4] found on the front cover, an turn it to the front 90° to pull it off downward. 4) Pull off the front cover at an angle. F02-1004-03 2-182 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 238 [4]. F02-1004-04 5) Disconnect the 2 connectors [1]. 6) Remove the 5 mounting screws [2], and detach the inside upper cover [3]. F02-1004-05 2-183 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 239 4) Remove the mounting screw [3], and detach the transfer separation charging assembly cover [4]. 5) Remove the 2 mounting screws [5], and detach the fixing/feeder unit cover [6]. F02-1004-07 2-184 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 240 [2]. F02-1004-08 • iR7200 1) Remove the rear upper cover (4 screws). 2) Remove the 10 mounting screws [1], and detach the rear cover [2]. F02-1004-09 2-185 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 241 3) Holding the Manual feed tray unit [1] slightly up, pull out the upper vertical path cover [2] upward. F02-1004-10 g. Removing the Upper Rear Cover (iR8500) 1) Remove the ADF. 2) Remove the 3 screws [1], and detach the right pocket plate [2].
  • Page 242 When mounting the reader rear cover, be sure that the sheet at- tached to it is not bent (Take care so that it is under the copyboard glass). F02-1004-13 2-187 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 243 CHAPTER 2 NEW FUNCTIONS i. Removing the Upper Right Cover (iR8500) 1) Remove the 2 screws [1] and detach the delivery tray unit [2]. F02-1004-14 2) Open the toner cartridge cover [1], and remove the 3 screws [2]; then, detach...
  • Page 244 [4] of the upper right cover (inside) first. F02-1004-16 2) Remove the 2 screws [1], and detach the cartridge upper cover [2]. F02-1004-17 2-189 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 245 3) Open the toner cartridge cover [1], and remove the 3 screws [2]; then, detach the upper right cover [5] while paying attention to the 3 claws [3] and the rib [4]. F02-1004-19 2-190 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 246: Control Panel

    CHAPTER 2 NEW FUNCTIONS 10.4.2 Control Panel a. Removing the Control Panel (iR8500) 1) Remove the copyboard glass. 2) Remove the scanning lamp cover [1]. 3) Remove the flat-head screw [2] (1 pc. each), and detach the 2 magnet catches [3].
  • Page 247 7) Remove the 3 screws [1]. 8) Turn over the control panel [2] to the front, and disconnect the connector [3]; then, remove the control panel [2]. F02-1004-22 2-192 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 248 3) Remove the 5 screws [1]. 4) Turn over the control panel [2] to the front, and disconnect he connector [3]; then, remove the control panel [2]. F02-1004-24 2-193 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 249 [2] [3] [1] [3] [1] free the harness from the harness guide [2]. 4) Remove the 4 screws [3], and detach the control panel inverter PCB [4]. [3] [1] F02-1004-27 2-194 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 250 PCB. 5) Free the harness from the wire saddle, and remove the 9 screws [1]; then, de- tach the control panel plate [2]. F02-1004-30 2-195 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 251 PCB [1]. F02-1004-31 7) Remove the 4 screws [1] on the control panel plate detached in step 4); then, detach the LCD panel [2]. F02-1004-32 2-196 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 252 3) Remove the 2 screws [1], and detach the laser driver cooling fan [2]. When mounting the fan, be sure that the direction of air current is as indicated by the arrow. F02-1004-34 2-197 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 253 (rear only) on both ends of the clutch shaft. F02-1004-36 4) Disconnect the connector [1], and re- move the 2 screws [2]; them, detach the curl-reducing fan [3]. F02-1004-37 2-198 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 254 [2]; then, detach the power supply cooling fan [3]. When mounting the fan, be sure that the direction of air current is as indicated by the arrow. F02-1004-39 2-199 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 255 1) Slide out the fixing/feeder unit. 2) Remove the 4 screws [1], and detach the fixing/feeding lower cover (1) [2] and the fixing/feeding lower cover (2) [3]. F02-1004-41 2-200 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 256 [2]; then, detach the separation fan unit [3]. F02-1004-42 4) Remove the three screws [1], and detach the separation fan [2]. F02-1004-43 2-201 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 257 3) Remove the 2 screws [1], and detach the developing assembly fan [2]. When mounting the fan, be sure that the direction of air current is as indicated by the arrow. F02-1004-45 2-202 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 258 2 screws [2]; then, detach the system fan [3]. When mounting the fan, be sure that the direction of air current is as indicated by the arrow. F02-1004-47 2-203 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 259 2) Disconnect the connector [1], and re- move the 2 screws [2]; then, detach the fan unit [3]. F02-1004-48 3) Remove the 2 screws [1], and detach the fan [2]. F02-1004-49 2-204 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 260: Drive Assembly

    When removing the screw from the drum shaft gear, be sure to pay attention to the direction of gear rotation, i.e., turn it coun- terclockwise. F02-1004-51 2-205 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 261 4) Remove the water toner case; then, re- move the 5 screws [1], and disconnect the 4 connectors [2] to detach the waste toner case base [3]. F02-1004-52 2-206 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 262 [3] up to remove the 2 screws [4]; then, detach the waste toner pipe [1]. F02-1004-53 6) Remove the screw [1], and detach the drum cleaner pipe cover [2]. F02-1004-54 2-207 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 263 1) Remove the waste toner case base. 2) Remove the cassette pickup assembly (upper, lower). 3) Remove the 5 screws [1], and detach the cassette pickup drive assembly [2]. F02-1004-56 2-208 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 264: Switches

    2) Remove the 3 screws [1], and detach the cover switch assembly [2]. F02-1004-57 3) Disconnect the 3 connectors [1], and detach the cover switch assembly [2]. F02-1004-58 2-209 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 265 PCB [3]. F02-1004-60 4) Remove the screw [1], and disconnect the 2 connectors [2]; then, detach the manual feed tray switch assembly [3]. F02-1004-61 2-210 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 266: Pcbs

    (3 “Image Processing System”) • Control panel controller (CPU) PCB (10.4.2 “Control Panel”) • Control panel inverter PCB (10.4.2 “Control Panel”) Control panel PCB (10.4.2 “Control Panel”) 2-211 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 267 1) Remove the rear cover (See 10.4.1.e.). 2) Disconnect all connectors of the PCB, and remove the 4 screws [1]; then, de- tach the DC controller PCB [2]. F02-1004-63 2-212 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 268 7) Enter the values (4 types) indicated on the label attached to the new DC controller PCB in service mode. COPIER>ADJUST>DEVELOP>D-HV-DE COPIER>ADJUST>HV-TR>D-HV-TR COPIER>ADJUST>HV-TR>D-PRE-TR COPIER>ADJUST>HV-SP>D-HV-SP F02-1004-64 8) Turn off and then on the main power switch. 2-213 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 269 [2]; then, detach the main controller box cover [3]. F02-1004-66 4) Disconnect the main controller commu- nications cable [1] and the connector [2]. F02-1004-67 2-214 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 270 1) Remove the rear cover (See 10.4.1.e.). 2) Remove the main control box cover. 3) Remove the 3 screws [1], and detach the PCB base [2]. F02-1004-69 2-215 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 271 PCB [3] to- gether with the mounting base. F02-1004-70 5) Remove the 6 screws [1], and detach the pixel/line conversion PCB [2] from the mounting base. F02-1004-71 2-216 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 272 4) Disconnect all connectors from the main controller PCB [1]. 5) Disconnect the connector [2]. F02-1004-72 6) Remove the 4 screws [1], and open the main controller box [2]. F02-1004-73 2-217 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 273 [2] for the main controller box. F02-1004-74 8) Disconnect the cable [1] from the hard disk; then, remove the 8 screws [2], and detach the main controller PCB [3]. F02-1004-75 2-218 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 274 2) Remove the mounting screw [2] of the grounding wire [1]. 3) Disconnect the 8 connectors [3], and remove the 3 screws [4]; then, detach the AC driver PCB [5]. F02-1004-77 2-219 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 275 (9 screws). 2) Disconnect the connector [1], and re- move the 6 screws [2]; then, detach the delivery anti-adhesion fan mounting case [3]. F02-1004-79 2-220 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 276 Removing the Bi-Centronics PCB 1) Remove the rear cover. 2) Remove the tow screws [1] found on rear side of the left upper cover. F02-1004-81 2-221 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 277 1) Remove the left lower cover (4 screws). 2) Disconnect the connector from the PCB; then, remove the screw [1], and detach the relay PCB [1] from the four PCB holders [2]. F02-1004-83 2-222 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 278: Others

    3) Remove the 2 screws [1], and detach the cover plate [2]; them, remove the 2 screws [3], and detach the power supply unit [4]. F02-1004-85 2-223 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 279 HV-AC PCB [3] together with the mounting base. F02-1004-86 3) Disconnect the 3 connectors [1], and remove the screw [2]; then, detach the high-voltage transformer assembly (AC) [3]. F02-1004-87 2-224 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 280 HV-DC PCB [3] along the left and right rails [4] to detach to the front. 3) Detach the HV-DC PCB [3] from the cut-offs of the rails. F02-1004-88 2-225 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 281: Main Power Switch

    4) Enter the values (4 types) indicated on the label attached to the new HV-DC PCB in ser- vice mode. * +0.6 +0.1 +0.9 -0.5 * COPIA>ADJUST>DEVELOP>HVT-DE COPIA>ADJUST>HV-SP>HVT-SP COPIA>ADJUST>HV-TR>HVT-TR COPIA>ADJUST>HV-TR>H-PRE-TR F02-1004-89 5) Turn off and then on the main power switch. 2-226 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 282: Side Paper Deck

    (PS108) Deck pickup/feeding roller M102 Deck separation roller Deck lifter motor Deck lifter cable Deck lifter lower limit detecting stitch (SW102) Lifter Paper F02-1101-01 2-227 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 283 Deck feed sensor (PS106) Deck feed clutch (CL101) F02-1101-02 DC controller PCB (body) J512 J228 Deck driver PCB (side paper deck) PS106 CL101 M101 PS101 CL102 SL101 F02-1101-03 2-228 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 284: Chapter 3 Main Controller

    CHAPTER 3 MAIN CONTROLLER COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 285: Basic Operation

    The machine may be divided into the following functional blocks, and the controller unit belongs in the shaded block: Reader unit Control panel Controller unit Option Main controller PCB boards Printer unit F03-101-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 286: Outline Of The Electrical Circuit

    • Stores the boot program T02-102-01 Functions of the Control Components 1.2.3 Hard Disk Drive Name Description • Stores the system software • Stores image data for the Box function T03-102-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 287 CHAPTER 3 MAIN CONTROLLER Reader unit Option Control IC1010 board IC6501 DIMM-ROM panel (CPU) (CPU) (RAM) Main controller PCB Printer unit F03-102-01 Arrangement of the Major PCBs COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 288: Start-Up Sequence

    While the CPU reads the system software from the hard disk to the SDRAM, the control panel shows the following screen, and the progress of executing the start-up sequence is in- dicated using a progressive bar. Start-Up Screen Wait… Progressive bar F03-103-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 289: Start-Up Sequence

    Boot ROM Main controller PCB Access to the program during executing F03-103-02 E601-0000, 0001 Indicates an error in the image transfer data. E602-0001, 0002 Indicates a write/read error. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 290: Composition Of The System Software

    (for LCD indication). Upgrading of the system software calls for upgrading both system and language modules; for details, see 6. “Upgrading” in Chapter 6 “Troubleshooting.” COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 291: Inputs To And Outputs From The Major Pcbs

    (option) J1530 J1015 Pixel/Line Conversion J1451 Note: The in the diagram indicates major connections, NOT the flow of the signals. F03-104-01 Wiring Diagram of the Major PCBs COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 292: Digital Image Processing

    Image memory SDRAM control I/O control Printer PG Image server Binary-binary density conversion Smoothing 4 or 2 Thickening 4 or 2 Printer unit F03-201-01 Block Diagram COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 293: Input Image Processing

    8-bit image density signal in each mode (text, text photo, print photo) is converted into a 1-bit image density signal (bi- nary). COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 294: Binary Processing (Dither Screen Method)

    The PDL output image is processed so that each horizontal line is given additional 1/2 pixels (1200 dpi) in up/down direction and each vertical line is given 1/2 pixels (1200 dpi) in left/right direction. 3-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 295: Binary-Binary Density Conversion (Read Image Output Only)

    CHAPTER 3 MAIN CONTROLLER 2.4.3 Binary-Binary Density Conversion (read image output only) This is used as an auxiliary means of density adjustment during copying operation. 3-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 296: Soft Counter

    *2: The machine is not equipped with a fax function, so that fax reception pages are not counted. T03-300-02 3-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 297 *2: The specifications of the counter may be changed or the display of the counter may be enabled/disabled in service mode (However, the specifications of the counter 1 cannot be changed). T03-300-03 3-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 298: Controlling The Power Supply

    All components are supplied with power (i.e., the same as in standby mode). Depending on the selected rate of saving, the control temperature of the fixing assembly is lowered to reduce the power consumption. 3-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 299: Low-Power Mode

    • When the control panel power switch (soft switch) is turned on. • When PDL data is received from the network (parallel port; electrically speaking, when the control panel remains off as in standby mode). 3-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 300: Off Mode

    The machine is in power supply off mode when its main power switch remains off. To re- turn from power supply off mode, the main power switch must always be turned on, and re- turn will be automatic to standby mode. 3-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 301: Chapter 4 Installation

    CHAPTER 4 INSTALLATION COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 302: Selecting The Site

    1. The site must provide with a power outlet that is rated to suit the machine and that can be used exclusively by the machine; iR8500: 100V Model (90~110V, 20A or more) / iR7200: 100V Model (90~110V, 15A or more), 208V Model (188~228V, 12A or more), 230V Model (198~264V, 13A or more).
  • Page 303 This is particularly true of a low-humidity environment. Wrong 2 F04-100-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 304 120 cm min. 250 cm min. F04-100-03 Copier + Finisher + Side Paper Deck 10 cm min. 110 cm min. Copier 120 cm min. 310 cm min. F04-100-04 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 305: Unpacking And Installation (Ir8500 Series)

    CHAPTER 4 INSTALLATION 2 Unpacking and Installation (iR8500 Series) 2.1 Points to Note Before Starting the Installation Work Go through the following before starting the installation work: 1. Moving a machine from a cold to warm place can cause condensation (in the from of droplets of water on its metal surfaces).

  • Page 306: Attachments

    E. Deck locking plate ......1 pc. RS tightening screw F. User’s Guide ........1 pc. (M4×10; iR8500B) ......1 pc. G. Copying Guide (iR8500/8500P) ... 1 pc. V. TP screw (M4×6) ......6 pc. H. Box Guide ........1 pc. W. iR8500/85000/8500B Installation J.

  • Page 307: Unpacking

    (using a flat-blade screw- driver), and shift up the grip [2] at the rear. F04-202-02 Take out the grip [1] from the box that comes with the machine. F04-202-03 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 308 (front, rear) for the copier, lift the machine slightly to remove the pad [1]. At this time, move the plastic bag [2] to- ward the remaining pad. F04-202-05 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 309 F04-202-06 Shift up the 2 adjusters [1] (front) found on the bottom for the copier, and check that they are unlocked. F04-202-07 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 310 Take out the parts and attachments from the cardboard box that comes with the machine; then, check to make sure that none of the foregoing items is missing. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 311 Be sure of the absence of condensation when resuming the work. 4-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 312: Mounting The Scanner System (Ir8500/Ir8500P)

    CHAPTER 4 INSTALLATION 2.3 Mounting the Scanner System (iR8500/iR8500P) Work Checks/remarks Remove the packing tape from the copier. Open the ADF. Remove the copyboard glass protective padding. Remove the tape [1], and slide the scanner fixing [2] toward the front to detach (Store away the fixing for possible reloca- tion of the machine in the future).

  • Page 313: Mounting The Fixing Assembly

    [2] in place. F04-204-01 Shift down the fixing/feeding assembly releasing lever [1] in the direction of the arrow (left) to unlock the transfer/separa- tion charging assembly. F04-204-02 4-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 314 [1] of the fixing/ feeding assembly; then, remove the 2 fix- ing nip releasing screws [2] at the front and rear. Close the top of the fixing/feeding unit. F04-204-05 4-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 315: Mounting The Charging Assembly

    Remove the screw [2], and detach the transfer/separation assembly front cover [1]. F04-205-01 Remove the fixing [1] (1 screw [2]), and disconnect the connector [3]. F04-205-02 4-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 316 • The grounding plate [2] must be on the outside of the charging assembly frame [3] (See the figure). F04-205-04 F04-205-05 Connect the connector of the transfer/ separation charging assembly, and mount the fixing. 4-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 317 Using alcohol, clean the primary charging assembly and the grid wire. Do not start mounting work before the solvent has REF. become completely dry. F04-205-08 4-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 318 F04-205-10 With the lock released, slide in the primary charging assembly, and connect the connector. Check to make sure that the solvent is fully dry. 4-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 319 [2]. F04-205-11 Mount the primary charging assembly cover and the pre-transfer charging assembly cover with a screw (1 pc. each). Close the front cover. 4-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 320: Checking The Developing Assembly

    F04-206-02 Connect the 2 connectors [2]. F04-206-03 4-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 321 F04-206-04 Put back the screw removed previously to the door tape of the manual feed tray cover (Keep the manual feed tray cover open). 4-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 322: Mounting The Pickup Assembly

    Remove the 3 pickup roller releasing spacers [1]. Close the right upper cover [2] and right lower cover [3]. Slide back the front deck (right) and cassettes 3 and 4. F04-207-02 4-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 323 Secure the deck locking plate [1] that comes with the machine to the front deck (left) using an RS tightening screw [2] (M4×10; white). Close the front deck (left). F04-207-03 4-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 324: Supplying The Toner

    CHAPTER 4 INSTALLATION 2.8 Supplying the Toner Work Checks/remarks Take out the toner cartridge [1] from the package. F04-208-01 Remove the fixing tape [1]. F04-208-02 4-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 325 [2] from the front of the copier. Be sure to insert the toner carridge so that its marking and the copier’s marking match [3]. F04-208-04 F04-208-03 Close the hopper cover. 4-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 326: Installing The Adf (Ir8500/Ir8500P)

    CHAPTER 4 INSTALLATION 2.9 Installing the ADF (iR8500/iR8500P) Work Checks/remarks Remove the face plate of the connector for the ADF from the copier. Connect the ADF connector [1] to the socket found at the back of the copier. F04-209-01 With the ADF open, mount the ADF original tray [1] using 2 RS tightening screws [2] (M4×8;...

  • Page 327: Cassette

    A:STMT-R H:LTR-R F04-210-01 4-26 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 328: Index Paper Attachment

    [4] indicated in the figure. Place the index paper attachment [5] over the attachment sheet. Fit the base sheet [6] in the cassette. F04-211-01 Slid out the cassette. 4-27 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 329: Attaching The Labels, Setting Paper, Checking Images/Operations, And User Mode

    Put paper in the right/left deck. Slide in the right /left deck, and attach the deck size labels [1] to the paper size plate of the deck. F04-212-01 4-28 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 330 F04-212-02 Push in the cassettes into the copier. FL cassette/W1 set Attach the universal cassette label [1] to the cassette to suit the user’s needs. F04-212-03 4-29 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 331 5 sec; then, press the Start key once again to generate a second copy. ↓ At the end, press the Reset key twice to end service mode. 4-30 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 332 If you are installing options, do so by For the Card Reader-D1, see 5.1 “Installing the referring to the Installation Procedure that Card Reader-D1.” comes with each option. Fill out the Service Sheet. 4-31 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 333: Connecting To The Network

    4) If ‘OK’ is indicated, the connection to the network is good. 5) If ‘NG’ is indicated, the connection to the network is not good, requiring you to go through the following: 4-32 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 334: Troubleshooting Network Faults

    The network PCB may be faulty. Replace the network PCB. • If ‘OK’ is indicated, suspect a fault in the user’s network environment. Report to the system administrator for correction. 4-33 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 335: Changing The Paper Size For The Front Deck (Right, Left)

    [2], and secure the guide plate [2] to the desired position. F04-216-02 Put paper in the deck. Slide the deck inside the copier. 4-34 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 336 Right deck : COPIER>OPTION>CST>P-SZ-C1 size of the front deck. Left deck : COPIER>OPTION>CST>P-SZ-C2 A4=6 (200V model default), B5=15, LTR=18 Thereafter, turn off and then on the main power switch. 4-35 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 337: Unpacking And Installation (Ir7200 Series)

    5. Be sure to remove the options (side paper deck, finisher, paper folding unit) when moving the machine into or out of the site of installation to prevent damage. 4-36 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 338: Attachments

    U. iR7200/7200P Installation F. Copying Guide ......1 pc. Procedure ........1 pc. G. Box Guide ........1 pc. H. PS Printer guide (iR7200P only) ......1 pc. 4-37 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 339: Unpacking

    (using a flat-blade screwdriver), and shift up the grip [2] at the rear. F04-302-02 Take out the grip [1] from the box that comes with the machine. F04-302-03 4-38 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 340 (front, rear) for the copier, lift the machine slightly to remove the pad [1]. At this time, move the plastic bag [2] toward the remaining pad. F04-302-05 4-39 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 341 F04-302-06 Shift up the 2 adjusters [1] (front) found on the bottom for the copier, and check that they are unlocked. F04-302-07 4-40 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 342 Take out the parts and attachments from the cardboard box that comes with the machine; then, check to make sure that none of the foregoing items is missing. 4-41 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 343 Be sure of the absence of condensation when resuming the work. 4-42 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 344: Mounting The Scanner System (Ir8500/Ir8500P)

    CHAPTER 4 INSTALLATION 3.3 Mounting the Scanner System (iR8500/iR8500P) Work Checks/remarks Remove the packing tape from the copier. Open the ADF. Remove the copyboard glass protective padding. Remove the 3 fixing screws [1] for the scanner identified by a tag (Store away the fixings for possible relocation of the machine in the future).

  • Page 345: Mounting The Fixing Assembly

    [2] in place. F04-304-01 Shift down the fixing/feeding assembly releasing lever [4] in the direction of the arrow (left) to unlock the transfer/ separation charging assembly. F04-304-02 4-44 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 346 [1] of the fixing/ feeding assembly; then, remove the 2 fixing nip releasing screws [2] at the front and rear. Close the top of the fixing/feeding unit. F04-304-05 4-45 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 347: Mounting The Charging Assembly

    Remove the screw [2], and detach the transfer/separation assembly front cover [1]. F04-305-01 Remove the fixing [1] (1 screw [2]), and disconnect the connector [3]. F04-305-02 4-46 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 348 • The grounding plate [2] must be on the outside of the charging assembly frame [3] (See the figure). F04-305-04 F04-305-05 Connect the connector of the transfer/ separation charging assembly, and mount the fixing. 4-47 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 349 Using alcohol, clean the primary charging assembly and the grid wire. Do not start mounting work before the solvent has REF. become completely dry. F04-305-08 4-48 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 350 F04-305-10 With the lock released, slide in the primary charging assembly, and connect the connector. Check to make sure that the solvent is fully dry. 4-49 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 351 [2]. F04-305-11 Mount the primary charging assembly cover and the pre-transfer charging assembly cover with a screw (1 pc. each). Close the front cover. 4-50 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 352: Checking The Developing Assembly

    F04-306-02 Connect the 2 connectors [2]. F04-306-03 4-51 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 353 F04-306-04 Put back the screw removed previously to the cover tape of the manual feed tray cover (Keep the manual feed tray cover open). 4-52 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 354: Mounting The Pickup Assembly

    Remove the 3 pickup roller releasing spacers [1]. Close the right upper cover [2] and right lower cover [3]. Slide back the front deck (right) and cassettes 3 and 4. F04-307-02 4-53 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 355 Secure the deck locking plate [1] that comes with the machine to the front deck (left) using an RS tightening screw [2] (M4×10; white). Close the front deck. F04-307-03 4-54 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 356: Supplying The Toner

    CHAPTER 4 INSTALLATION 3.8 Supplying the Toner Work Checks/remarks Take out the toner cartridge [1] from the package. F04-308-01 Remove the fixing tape [1]. F04-308-02 4-55 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 357 [2] from the front of the copier. Be sure to insert the toner carridge so that its marking and the copier’s marking match [3]. F04-308-04 F04-308-03 Close the hopper cover. 4-56 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 358: Connectors

    Work Checks/remarks Connect the cable [1] for the environment heater. F04-309-01 [If 100V model] As needed, connect the reader unit anti- condensation heater cable [1]. F04-309-02 4-57 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 359: Cassette

    3.15 Troubleshooting Network Faults 2 Unpacking and Installation (iR8500 Series)>2.15 Troubleshooting Network Faults 3.16 Switching the Paper Size for the Front Deck (right, left) 2 Unpacking and Installation (iR8500 Series)>2.16 Changing the Paper Size for the Front Deck (right, left) 4-58 COPYRIGHT©...

  • Page 360: Relocating The Machine

    C. Be sure to remove the options (side paper deck, finisher) when moving the copier into or out of the user’s place. 4-59 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 361: Installing The Card Reader-D1

    [2]. F04-501-01 Shift down the fixing/feeding assembly lever [1], and slide out the fixing/feeding unit [2]. Open the toner cartridge cover [3]. F04-501-02 4-60 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 362 Remove the 4 screws [1], and remove the process unit cover [2]. F04-501-03 Disconnect the 2 connectors [1]. F04-501-04 Remove the 5 screws [1], and detach the inside upper cover [2]. F04-501-05 4-61 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 363 [2] from the top of the machine. F04-501-06 Remove the face plate [1]. F04-501-07 Using 4 self-tapping screws [1], mount the card reader [2] to the card reader case. F04-501-08 4-62 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 364 Using the screw [1] removed in step 10, mount the card reader case to the machine. Take care not to trap the harness indicated with a dashed line. F04-501-11 4-63 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 365 Put back the fixing/feeding unit, and set the fixing/feeding assembly lever. Close the front cover. Connect the copier’s power plug, and turn on its main power switch. 4-64 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 366: Installing The Ne Controller-A1/Ne Controller-B1/ Copy Data Controller-A1

    [2]. If you are installing a Copy Data Controller-A1 to a 230V machine, go to step 4). F04-601-01 4-65 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 367 Connect the connector J525 [1] of the host machine with the cable [3] of the controller. F04-601-02 Mount the controller [2] with 4 screws [1]. F04-601-03 4-66 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 368 [1]. F04-601-04 Connect the connector J525 [1] of the host machine and the cable [3] of the controller. F04-601-05 4-67 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 369 Mount the controller [2] using 4 screws. At this time, be sure to tighten the other terminal [3] of the grounding wire using the right lower screw. F04-601-06 4-68 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 370: Installing The Network Lips Printer Kit -B1

    Turn off the copier’s power switch, and disconnect the power plug. Remove the 10 screws [1], and detach the rear cover [2]. F04-701-01 Remove the interface cable [1]. F04-701-02 4-69 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 371 Remove the 2 screws [1], and detach the system connector cover [2]. F04-701-03 Remove the 4 screws [1], and slide out the main controller box [2] to the front. F04-701-04 F04-701-05 4-70 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 372 F04-701-07 Push in the main controller box that has been slid out in step 5, and secure it in place using 4 screws. 4-71 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 373 Remove the 2 screws [1], and free the hook [2]; then, detach the main controller cover [3]. F04-701-08 Remove the 2 connectors [1], and free the wire saddle [2]. F04-701-09 4-72 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 374 CHAPTER 4 INSTALLATION Work Checks/remarks Remove the 4 screws [1], and detach the differential PCB [2]. F04-701-10 Remove the 2 screws [1], and detach the plate [2]. F04-701-11 4-73 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 375 Fit the LIPS PCB [2] to the relay PCB [1], and fit the relay PCB in the main controller. Throughout the mounting work, try to hold the relay PCB by its frame. F04-701-13 4-74 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 376 Change the setting of the following from ‘no’ to ‘yes’: user mode>printer settings> settings>auto switch-over>ESC/P. Connect to the network (See 3.13 “Connecting to the Network”). 4-75 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 377: Chapter 5 Maintenance And Inspection

    CHAPTER 5 MAINTENANCE AND INSPECTION COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 378: Periodically Replaced Parts

    After replacing the charging wire, be sure to execute wire cleaning in service mode: COPIER>FUNCTION>CLEANING>WIRE-CLN. * After servicing the charging assembly, mount it while moving the cleaning holder to the fort by hand. T05-100-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 379 [7] Primary charging wire cleaner 2 [8] Transfer charging wire cleaner 1 [9] Transfer charging wire cleaner 2 [10] Separation charging wire cleaner [11] Pre-transfer charging wire cleaner F05-100-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 380 CHAPTER 5 MAINTENANCE AND INSPECTION [13] Ozone filter for FM8 [16] Dust-proofing filter for FM4 (iR8500) [12] Ozone filter for FM2 [17] Dust-proofing filter for FM10 [14] Dust-proofing filter for FM1 [18] Dust-proofing filter for FM14 [15] Dust-proofing filter for FM3 F05-100-03 COPYRIGHT©...

  • Page 381: Guide To Durables

    FG6-7740 1,000,000 assembly 8 Pre-transfer charging FG9-3863 1,000,000 Use the LED unit (FG6- assembly 7185) for a second time. 9 Pre-transfer charging FF6-1031 500,000 assembly scarper T05-201-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 382 (2 pc. for each) The actual number of pagesm made may be checked in service mode.* Left deck: LD-FD-RL Right deck: RD-FD-RL Cassette 3: C3-FD-RL Cassette 4: C4-FD-RL *COPIER>COUNTER>DRBL-1. T05-201-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 383 23 Separation roller FB2-7545 120,000 Actual Number of Pages (manual feed tray) Made The actual number of pages made may be checked in ser- vice mode.* M-SP-RL *COPIER>COUNTER>DRBL-1. T05-201-03 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 384 [23] [21] [19] [19] [20] [20] [18] [19] [20] [18] [19] [18] [20] [18] F05-201-01 [12] [14] [10] [13] [16] [14] [13] [11] [16] [17] [15] F05-201-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 385: Side Paper Deck

    PD-FD-RL 3 Side paper deck separation FB2- 250,000 The actual number of pages roller 7777-020 made may be checked in ser- vice mode.* PD-SP-RL *COPIER>COUNTER>DRBL-2. T05-202-01 F05-202-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 386: Scheduled Servicing Work

    • Charging wire (primary, per; then, clean with alcohol. pre-transfer, transfer/separation) • Grid wire (primary charging assembly) • Shielding plate (each charging assembly) • Roller electrode T05-300-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 387 If you have replaced the charging wire. c. If you have moved the charging wire cleaner by hand. d. If you have replaced the charging wire. Correct Wrong F05-300-01 F05-300-02 5-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 388 • Separation claw (upper/lower) • Feeding rollers • Inlet guide • Web (check) • Web oil pan • Thermistor • Sub thermistor • Thermal switch T05-300-02 5-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 389 20 Fill out the service Book, and re- Record the results of the port to the person in charge. check made on the leakage breaker in the Service Book. T05-300-03 5-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 390: Scheduled Service Chart

    Pre-transfer expo- sure LED Charg- Charging wire (primary) ing as- Charging wire sembly (pre-transfer, transfer/separa- tion) Grid wire (pri- mary) Charging assem- bly shielding plate Electrode T05-401-01 5-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 391 “Work Procedure 1.” Magnet roller For the work, see 4.3.2 “Work Procedure 2.” Fixing Inlet guide assem- Oil pan Thermistor Sub thermistor Thermal switch unit T05-401-02 5-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 392 T05-401-03 Ozone filter (FM8) Dust-proofing filter (FM4) Ozone filter (FM2) Dust-proofing filter (FM10) Dust-proofing filter (FM1) Dust-proofing filter (FM14) Dust-proofing filter (FM3) F05-401-01 5-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 393 CHAPTER 5 MAINTENANCE AND INSPECTION 5-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 394 Feeding roller Alcohol, Re-pickup assembly, Lint-free paper Pickup roller, Alcohol, lint-free Vertical path Cleaning Cleaning Registration roller paper roller *Be sure no droplet of water remains. F05-402-01 5-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 395 CHAPTER 5 MAINTENANCE AND INSPECTION 5-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 396 4) Using a piece of paper [3] or the like, move the waste toner collecting at the front of the magnet roller [1] and the scraper [2] toward the rear of the feedscrew. F05-403-01 5-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 397 6) Remove the two screws [1] of the cleaner assembly [2] one by one, and detach the toner pan (front, rear); then, remove the toner from the toner pan [3]. F05-403-03 5-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 398 CHAPTER 5 MAINTENANCE AND INSPECTION F05-403-04 5-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 399 3) Moisten the lint-free paper [1] with al- CK-0429 cohol [2] (5 to 10 cc), and put drum cleaning powder [3] (CK0429; 0.2 to 0.3 g) on the lint-free paper. F05-403-05 5-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 400 5 to 10 cm, and repeat steps 3) through 5) until you have cleaned the entire surface of the drum. 7) Remove the cleaning blade assembly. 5-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 401 [7] against the rear of the blade retaining plate [8] while keeping the edge flush. When butting the blade, be sure to use your fingers to keep it firmly in contact. F05-403-08 5-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 402 If the problem is not corrected, replace the cleaning blade. Blade back plate F05-403-10 5-25 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 403: Chapter 6 Troubleshooting

    CHAPTER 6 TROUBLESHOOTING COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 404: Guide To The Troubleshooting Tables

    To find out checks to make and actions to take for a specific problem, make the check indicated under “Checks” and answer the question in terms of “YES” or “NO”; if yes, take the action indicated, otherwise, go to the next step. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 405 In the case of the example, you are expected to connect the positive probe to J109-1 and the negative probe to J109-2. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 406: Image Adjustment Basic Procedure

    Perform the checks (1/2) on the printer side under 1.1.2. If only copy images show a fault, Perform the checks on the scanner side under 1.1.3. F06-101-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 407: Making Checks On The Printer Side (1/2)

    Perform the following: 1. Vary the settings of the following with reference to the following table: ADJUST>V-CONT>VD-OFST and ADJUST>V-CONT>VL-OFST: Darker images Lighter images Default VD-OFST VL-OFST F06-101-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 408: Making Checks On The Printer Side (2/2)

    2. Potential control 50 and 90? system Make the following selections in service mode, and decrease the setting: ADJUST>DEVELOP>DE-OFST: A lower setting makes the image lighter. F06-101-03 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 409: Making Checks On The Scanner Side (Ir8500)

    CHAPTER 6 TROUBLESHOOTING 1.1.4 Making Checks on the Scanner Side (iR8500) <Making Image Initial Checks> <Checking the Density Slope> <Checking the Solid Black Density> <Checking for Fogging> Execute shading adjustment in service Is there a Make a copy of Make a copy of...

  • Page 410: Making Checks On The Reader Unit (Ir7200)

    Make one copy of the A3 Chart in text/photo mode. Is the density of gray scale No.8 (halftone) different? Go to “Checking the Halftone Density” for the printer side. F06-101-05 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 411 CHAPTER 6 TROUBLESHOOTING COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 412: Standards And Adjustments

    COPIER>ADJUST>LASER>PVE-OFST. If not, enter the setting recorded on the ser- vice label. The setting is used so that the image on the photosensitive drum will be centered. Changing the setting can deform the edges of images. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 413 Standard: 2.5 ±1.5 mm Mode: COPIER>ADJUST>BLANK>BLANK-B • A higher setting increases the margin. • A lower setting decreases the margin. 2.5 1.5mm F06-201-03 6-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 414 Front Deck (left/right) 1) Slide out the deck, and loosen the four screws [2] and the two fixing screws [3] of the cassette front cover [1]. F06-201-05 6-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 415 (front) [4] to the front or the rear, and make adjustments. F06-201-06 Cassette (3/4) 1) Slide out the cassette, and remove the two screws [2] of the cassette front cover [1]. F06-201-07 6-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 416 If you have adjusted cassette 3 or 4, be sure to execute the following service mode: • If you have adjusted cassette 3, COPIER>ADJUST>CST-ADJ>C3-STMTR COPIER>ADJUST>CST-ADJ>C3-A4R • If you have adjusted cassette 4, COPIER>ADJUST>CST-ADJ>C4-STMTR COPIER>ADJUST>CST-ADJ>C4-A4R 6-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 417: Adjusting The Image Position For Copier Output (Book Mode)

    Place the NA3 Test Chart on the copyboard, and make a copy of it to check the front non-image width. Standard: 2.5 ±1.5 mm Mode: COPIER>ADJUST>ADJ-XY>ADJ-Y • A higher setting increases the margin. • A lower setting decreases the margin. 2.5 1.5mm F06-201-10 6-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 418 Place the NA3 Test Chart on the copyboard glass, and make a double-sided copy of it to check the front margin on the second side. Standards: 2.5 ±1.5 mm. 2.5 1.5mm F06-201-12 6-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 419 [1] of the deck open solenoid using the two screws [2]. (For this work, use the scale [3] on the latch plate as a reference.) F06-201-14 6-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 420: Adjusting The Image Position For Copier Output (Adf Mode)

    Standards: 2.5 ±1.5 mm Adjustment:mounting position of the ADF original tray. 2.5 1.5mm F06-201-16 6-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 421: Scanner System

    2.2.3 When Replacing the Scanning Lamp When Replacing the Standard White Plate (iR8500) See Chapter 2 >2.9.1.c. See Chapter 2 >2.9.4.g. (iR7200) See Chapter 2 >3.9.4 6-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 422: Image Formation System

    2.3 Image Formation System 2.3.1 Stringing the Grid Wire of the Primary Charging Assembly See Chapter 2>7.9.2.d. 2.3.2 Stringing the Charging Wire of Charging Assemblies See Chapter 2>7.9.2.c. 6-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 423: Pickup/Feeding System

    [5] on the side of the roller and the round mark- ing [6] on the collar (silver-colored) are toward the rear of the machine. (direction of rotation) Collar (silver-colored) (rear of machine) F06-204-02 6-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 424: Orientation Of The Deck/Cassette Separation Roller

    [2] is toward the front of the machine. When mounting the feeding roller [3] to the feeding roller shaft [4], be sure that the round marking [5] is toward the front of the machine. (front) F06-204-04 6-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 425: Orientation Of The Pickup Roller Of The Manual Feed Tray/Side Paper Deck

    [4] on the side of the roller and the round marking [5] on the collar (silver-colored) are toward the rear of the machine. (direction of rotation) (rear of machine) Collar (gold-colored) [3] Pickup roller [4] Marking (roller) [5] Marking (collar) F06-204-06 6-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 426: Orientation For The Feeding Roller Of The Manual Feed Tray

    [2] is toward the front of the machine. When mounting the feed- ing roller [3] to the feeding roller shaft [4], be sure that the round marking [5] is toward the rear of the machine. (front) F06-204-08 6-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 427: Adjusting The Pressure Of The Separation Roller Of The Deck/Cassette

    • If pickup failure occurs, move the hook of the spring in the direction of A. [1] Feeding roller [2] Separation roller [3] Locking lever [4] Pressure spring F06-204-09 6-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 428: Adjusting The Pressure Of The Pickup/Feeding Roller Of The Manual Feed Tray

    • If double feeding occurs, move the hook of the spring in the direction of A. • If pickup failure occurs, move the hook of the spring in the direction of B. F06-204-10 6-25 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 429: Position Of The Solenoids

    SL 6 Solenoid SL10 (SL 6) 0.4±0.2mm 10.5±0.5mm SL 9 / 10 SL 8 SL 7 Solenoid (SL 8) Solenoid Solenoid (SL 9,10) (SL 7) F06-204-11 6-26 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 430: Position Of The Fixing Web Solenoid (Sl2)

    If the Fixing Web Is New Use the screw [2] to adjust the position of the solenoid [1] so that the travel of the drive lever is 8.2 mm. 8.2mm F06-204-12 6-27 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 431 [1] is ON; after replacement, adjust the position of the drive lever using the screw [2] so that it is the same as it was before removal when the solenoid goes on. F06-204-13 6-28 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 432: Position Of The Delivery Flapper Solenoid (Sl3)

    Use the screw [2] to adjust the position of the solenoid so that, when the solenoid [1] goes on (i.e.., when steel core is drawn), the drive lever is fully pushed. Push fully. F06-204-14 6-29 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 433: Position Of The Fixing Feeding Unit Locking Solenoid (Sl4)

    Adjust the position of the solenoid using the screw [3] so that the locking lever [2] will stick out 10.5 ±0.5 mm from the frame when the solenoid [1] goes ON (i.e., the steel core is drawn). F06-204-15 6-30 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 434: Adjusting The Position For The Multifeeder Pickup Latch Solenoid (Sl6)

    Adjust the solenoid in the direction of A to adjust so that the gap between the shutter [1] and the shutter plate [2] is 0.4 ±0.2 mm when the solenoid is pulled. F06-204-16 F06-204-17 6-31 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 435: Position Of The Deck (Right) Pickup Solenoid (Sl7)

    34.5 ±0.5 mm. View from A F06-204-18 6-32 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 436: Position Of The Deck (Left) Pickup Solenoid (Sl8)

    50 ±0.5 mm. View from A F06-204-19 6-33 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 437: Pickup Solenoid (Sl9/10)

    36 ±0.5 mm. View from Z F06-204-20 6-34 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 438: Position Of The Side Paper Deck Pickup Roller Releasing Solenoid

    Butt the rack plate [1] of the manual feed tray against A (open state). Move the slide volume [2] in the direction of B, and attach the timing belt [3] to the pul- ley [4]. F06-204-22 6-35 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 439: Attaching The Drive Belts

    Be sure to attach the drive belts on the pulleys and the rollers as shown. Developing/waste toner drive belt Main motor Pickup motor Main drive belt Pickup drive belt F06-204-23 6-36 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 440: Fixing System

    Do not loosen the fixing screw on the inlet guide. If you must, be sure to put it back to its original position with reference to the scale on the fixing assembly base. 6-37 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 441: Adjusting The Lower Roller Pressure (Nip Width)

    2) Make the following selections in service mode to generate output: COPIER>FUNCTION>FIXING>NIP-CHK. The A3 paper will be picked up and a copy (F06-205-02) will be delivered. 6-38 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 442: Laser Exposure System

    5) After assembling the machine, connect the power plug to the power outlet, and turn on the main power switch. 6) Enter the settings recorded in step 4) in service mode: COPIER>ADJUST>LASER>LA-DELAY. 6-39 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 443: Checking The Laser Power

    3) Remove the copyboard glass. 4) Open the laser power check slot cover [1]. F06-206-01 5) Shift the switch on the laser power checker (FY9-4008) to ‘2’. 6-40 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 444 CHAPTER 6 TROUBLESHOOTING 6) Fit the laser power checker with its light-receiving face [1] as indicated. F06-206-02 6-41 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 445 12) Select ‘POWER-B’, and press the OK key. 13) See the the reading of the digital multimeter is 9 to 11 mV, indicating that the power of laser B is correct. 6-42 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 446: Items Related To Electrical Components

    2. CCD edge gain correction position auto adjustment: COPIER>FUNCTION>CCD>EGGN-POS (iR7200) 3. COPIER>FUNCTION>CCD>LUT-ADJ (iR8500) 6) See that all items of COPIER>ADJUST>CCD and all data of COPIER>ADJUST>LAMP>L-DATA (iR8500 only) are updated. Record the results on the service label. 7) Turn off and then on the main power switch. 6-43 COPYRIGHT©...
  • Page 447 C: COPIER>ADJUST>ADJ-Y-DF F06-207-02 9) Execute the following in service mode to generate a service label; FUNCTION>MISC- P>LBL-PRNT. Store the service label in the service book case. 6-44 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 448: When Replacing The Reader Controller Pcb (Ir8500)

    CHAPTER 6 TROUBLESHOOTING 2.7.3 When Replacing the Reader Controller PCB (iR8500) 1) Execute the following in service mode to generate the setting of each item: COPIER, FUNCTION>MISC-P>LBL-PRNT and COPIER>FUNCTION>MISC-P>USER-PRT. 2) Check to make sure that that Execute/Memory lamp in the control panel are OFF, and turn off the main power switch.

  • Page 449: When Replacing The Reder Controller Pcb (Ir7200)

    COPIER>ADJUST>AE>all items COPIER>ADJUST>ADJ-XY>all items COPIER>ADJUST>CCD>all items If any service mode setting is faulty, enter the respective setting recorded on the service label in service mode. 6-46 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 450: Replacing The Main Controller Pcb

    4) Turn on the PC; while holding down ‘2’ and ‘8’ keys on the keypad in the control panel at the same time, turn on the main power switch. 5) Using the Service Support Tool format the HDD unit and install the system software. 6-47 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 451: Replacing The Dc Controller Pcb

    6) Enter the settings (4 types) recorded on the label attached to the new DC controller PCB in service e mode. COPIER>ADJUST>DEVELOP>D-HV-DE COPIER>ADJUST>HV-TR>D-HV-TR COPIER>ADJUST>HV-TR>D-PRE-TR COPIER>ADJUST>HV-SP>D-HV-SP F06-207-04 7) Turn off and then on the main power switch. 6-48 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 452: After Replacing The High-Voltage Dc Pcb

    HVT-SP > > > COPIER ADJUST HV-TR HVT-TR > > > COPIER ADJUST HV-TR H-PRE-TR F06-207-05 4) Turn off and then on the main power switch. 6-49 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 453: When Replacing The Laser Unit

    The potential sensor and the potential control PCB are adjusted as a pair, requiring simultaneous replacement. 4) Remove the developing assembly, and slide out the process unit. 6-50 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 454 CHAPTER 6 TROUBLESHOOTING 5) Disconnect the connector [1] of the potential sensor. F06-207-06 6) Remove the two screws [1], and detach the potential sensor support plate [2]. F06-207-07 6-51 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 455 When mounting the potential sensor checking electrode to the potential sen- sor, take care so that the magnet of the checking electrode will not come into contact with the potential sensor cover. 6-52 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 456 18) Put the potential sensor support plate back into its initial position. 19) Connect the power plug to the power outlet, and turn on the main power switch. 6-53 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 457: Checking The Surface Potential Control System

    1) Turn off the power switch. 2) Short J522-1 and -2 on the DC controller PCB with a jumper wire, and disconnect connector J3 of the potential control PCB. 6-54 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 458 6) Detach the jumper wire from the DC controller PCB. 7) Connect the connector to J3 of the potential control circuit. 8) Turn on the power switch. 6-55 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 459 2) Remove the developing assembly, and slide out the process unit. 3) Disconnect the connector [1] of the potential sensor. F06-207-12 4) Remove the two screws [1], and detach the potential sensor support plate [2]. F06-207-13 6-56 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 460 When fitting the checking electrode to the potential sensor, take care so that the magnet of the checking electrode will not come into contact with the potential sensor cover. F06-207-15 6-57 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 461 It is safe to assume that the operation and the signal path from the poten- tial sensor unit to the microprocessor on the DC controller PCB are nor- mal. 6-58 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 462 12) Turn off the power switch. 13) Detach the potential sensor checking electrode. 14) Mount the potential sensor support plate. 15) Turn on the power switch. 6-59 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 463: Conversion Table For The Potential Control System

    4.45 1300 -121 +150 4.50 1290 -125 +155 4.55 1280 -129 +160 4.60 1270 -134 +165 4.65 1260 -138 +170 4.70 1250 -142 +175 4.75 T06-208-01 6-60 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 464 6.35 +128 -276 +340 6.40 +130 -280 +345 6.45 +132 -284 +350 6.50 +134 -288 +355 6.55 +135 -292 +360 6.60 6.65 +137 -296 +365 T06-208-02 6-61 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 465 8.25 +199 -430 +530 8.30 +201 -434 +535 8.35 +203 -438 +540 8.40 +205 -442 +545 8.45 +207 -446 +550 8.50 8.55 +209 -450 +555 T06-208-03 6-62 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 466 10.15 +270 -585 +720 10.20 +272 -589 +725 10.25 +274 -593 +730 10.30 +276 -597 +735 10.35 +278 -601 +740 10.40 10.45 +280 -605 +745 T06-208-04 6-63 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 467 +770 +291 -629 +775 10.75 +293 -633 +780 10.80 +295 -637 +785 10.85 +297 -641 +790 10.90 +299 -645 +795 10.95 +300 -650 +800 11.00 T06-208-05 6-64 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 468: Checking The Environment Sensor

    The environment sensor jig (FY9-3014) is adjusted at the factory to a high level of accuracy. Be sure to put it in a sealed case with a drying agent for storage. 6-65 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 469: Checking The Photointerrupters

    Using Service Mode 1) Start service mode (COPIER>I/O), and check the appropriate address. Turning on/off a sensor can start the machine’s motor or the like. Take full care. 6-66 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 470 When paper is pulled, PS14 J519-B8 In standby, put paper over When paper is put, Pre-confluence P001-3 the detecting lever of PS14. When paper is not sensor put, T06-210-01 6-67 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 471 When the light-block- Deck (left) pickup P001-1 tecting lever by hand. ing plate is not at PS25, sensor When the light-block- ing plate is at PS25, T06-210-02 6-68 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 472 When the light-block- Cassette 3 lifter P004-2 tecting lever by hand ing plate is at PS38, sensor When the light-block- ing plate is not at PS38, T06-210-03 6-69 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 473 When the light-block- Right lower cover P005-9 tecting lever by hand. ing plate is at PS48. open/closed sensor When the light-block- ing plate is not at PS48. T06-210-04 6-70 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 474 Light-blocking plate is absent, PS103 R>J5012-6 Move the sensor lever by Copyboard (ADF) is Copyboard cover IO-P6-7 hand. closed, sensor Copyboard (ADF) is opened, T06-210-05 6-71 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 475: Troubleshooting Image Faults

    • Diazo copies or transparent originals may generate copies that can be mis- taken as being “foggy.” REF. • Originals prepared in pencil can generate “light” copies. 6-72 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 476: Checking The Copyboard Cover, Copyboard Glass, And Standard White Plate For Dirt And Scratches

    Check the connection between the developing assembly and the machine. 3.1.6 Checking the Paper a. Check to make sure that the paper is of a type recommended by Canon. b. Check to make sure that the paper is not miost. Try paper fresh out of package to make copies.
  • Page 477 CHAPTER 6 TROUBLESHOOTING 6-74 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 478 CHAPTER 6 TROUBLESHOOTING 6-75 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 479: Sample Faulty Images

    Note: These samples have been prepared artificially. They may appear somewhat different from actual faulty images because they have been generated using A3 copies made of the NA3 Test Sheet and reducing them to about 19%. 6-76 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 480: Troubleshooting Faulty Images

    YES: Check to make sure that the coating of toner on the developing cyl- inder is even. Image processing 5) Is the setting of the following in service mode too low: COPIER>ADJUST>DENS>DEN-ADJ? YES: Set it to ‘5’. 6-77 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 481: The Copy Is Too Light (Solid Black Area)

    7) Is the developing assembly fitted securely? Are the developing members of the developing assembly in firm contact with the photo- sensitive drum? Check how the developing assembly locking plate is mounted. 6-78 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 482 360 to 420 Check the power supply control system; if normal, replace the pho- tosensitive drum. YES: Check the control system of the developing bias. 6-79 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 483: The Copy Has Uneven Density (Darker Front)

    YES: 1. Clean all the charging wires once again, and check the position of each charging wire. 2. Try different paper. 3. Check the nip width of the fixing roller. 6-80 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 484: The Copy Is Foggy (Entire Face)

    COPIER>ADJUST>V-CONT>DE-OFST or OHP-OFST? YES: Try decreasing it. Developing cylinder speed control 9) Is the setting of the following service mode ‘0’: COPIER>OPTION>BODY>DEV-LOW? Set it to ‘0’. 6-81 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 485: The Copy Is Foggy In Vertical Direction

    2. Check to make sure that the front fixing plate of the developing magnet is secured in place. YES: 1. Remove the drum cleaning blade, and check its edge. 2. Check the drum cleaner unit. 6-82 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 486: The Copy Has A Black Line (Vertical, Fine)

    YES: Replace the photosensitive drum. If a scratch is found, be sure to find out its cause. Check the development system. 6-83 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 487: The Copy Has White Spots (Vertical)

    Is the image normal? YES: The cause is after the fixing system. Perform the following: 1. Roller offset in the fixing assembly 6-84 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 488 2. Vary the setting of the following in service mode: COPIER>OPTION>BODY>FUZZY. Charging wire cleaner 8) Is the charging cleaning pad stopped in the middle? YES: Execute wire cleaning user mode (‘adjust/clean’). 6-85 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 489: The Copy Has White Spots (Horizontal)

    YES: Clean each charging wire. Photosensitive drum 6) Is there a scratch on the surface of the photosensitive drum? Clean the charging assemblies. YES: Replace the photosensitive drum. 6-86 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 490: The Back Of The Copy Is Soiled

    Fixing assembly 3) Does the problem occur vertically? YES: Check the fixing assembly for a scratch and dirt. Check the fixing roller for nip width. 6-87 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 491: The Copy Has A Displaced Leading Edge (Considerably Large Margin)

    ADJ>REGIST. Is the problem corrected? Perform the following: 1. Check the registration roller for deformation (wear). 2. Check the drive mechanisms of the registration roller. YES: End. 6-88 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 492: The Copy Is Wobbly

    YES: Check the developing assembly. Drum drive system 6) Does the problem occur at intervals of about 10 mm? YES: Check the cleaner assembly. Check the drum drive system. 6-89 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 493: The Copy Is Foggy Horizontally

    YES: End. Photosensitive drum, Lens drive assembly 4) Try replacing the photosensitive drum. Is the problem corrected? YES: End. Check the lens drive assembly for movement. 6-90 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 494: The Copy Is Blank

    Fit them securely (so that they are locked in place). YES: Replace the drum unit Developing bias connector 8) Is the connector (on the machine rear) for the developing bias con- nected? Connect the connector. 6-91 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 495: The Copy Is Solid Black

    5) Does the problem occur only in copy images? Perform the following: 1. Replace the reader controller PCB. 2. Replace the DC controller PCB. YES: Replace the CCD unit. 6-92 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 496: Troubleshooting Malfunctions

    Heater (open circuit), AC driver PCB 3) Is the electrical continuity of each heater normal? Replace the heater. YES: Check the wiring; if normal, replace the AC driver PCB. 6-93 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 497: E001

    YES: Replace the AC driver PCB. Thermistor (TH1/TH2), DC controller PCB 2) Replace the thermistor. Is the problem corrected? YES: End. Replace the DC controller PCB. 6-94 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 498: E002

    5) Try replacing the thermistor. Is the problem corrected? YES: End. Fixing heater, DC controller PCB 6) Try replacing the heater. Is the problem corrected? YES: End. Replace the DC controller PCB. 6-95 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 499: E004

    (+) and -B3 (− − − − − ) change from 0 to about 5 V? Replace the DC controller PCB. YES: Replace the main motor. 6-96 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 500: E012

    2) Make the following selections in service mode: COPIER>I/O>DC- CON>. Is bit 6 of P003 ‘0’ (toner clogging)? YES: Replace MSW2. Replace the DC controller PCB. 6-97 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 501: E014

    (+) and J513-A1 (–) on the DC controller PCB change from 0 to about 5 V? Replace the pickup controller PCB. YES: Replace the pickup motor. 6-98 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 502: E019

    YES: If the cable connection up to the DC controller PCB is normal, re- place the waste toner full sensor (PS19). Replace the DC controller PCB. 6-99 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 503: E020

    3) Does the drive mechanism for toner feed inside the cartridge oper- ate smoothly? Correct the mechanism. YES: Replace the toner feed motor inside the cartridge. 6-100 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 504: E032

    2) Try replacing the deck main motor (M101) of the side deck. Is the problem corrected? YES: End. Check the harness from the DC controller PCB to the motor; if normal, replace the DC controller PCB. 6-101 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 505: E051

    Mount the switch properly. Stackless feed driver PCB, DC controller PCB 4) Try replacing the stackless drive PCB. Is the problem corrected? YES: End. Replace the DC controller PCB. 6-102 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 506: E065

    5) Check the wiring/connection from the HV-DC PCB to the primary charging assembly. Is it normal? Correct the wiring/connection. YES: Replace the HV-DC PCB. J730 T601 J723 F06-401-01 6-103 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 507: E067

    Replace the HV-AC PCB, and connector J722 to end the work. YES: Replace the HV-DC PCB, and connector J722 to end the work. J730 J721 J722 J723 F06-401-02 6-104 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 508: E068

    Clean the pre-transfer charging assembly, and make copies. If E068 is indicated, replace the pre-transfer charging assembly. YES: Replace the HV-AC PCB. J730 J741 J742 T1-S T1-Q J734 J722 J723 F06-401-03 F06-401-04 6-105 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 509: E069

    HV-DC PCB, Transfer/serration charging assembly 4) Try replacing the HV-DC PCB. Is the problem corrected? Replace the transfer/separation charging assembly. YES: End. J730 T701 J723 F06-401-05 6-106 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 510: E100

    Connect the connector securely. Laser scanner unit, DC controller PCB 3) Try replacing the laser scanner unit. Is the problem corrected? End. YES: Replace the DC controller PCB. 6-107 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 511: E111

    Scanner cooling fan (FM3), Reader controller PCB 3) Try replacing the scanner cooling fan (FM3). Is the problem cor- rected? End. YES: Replace the Reader controller PCB. 6-108 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 512: E121-0002

    2) (See 2.10 “Checking the Photointerrupters.”) Check the wiring form the Reader controller PCB to PS3; if nor- mal, replace PS3. YES: Replace the Reader controller PCB. 6-109 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 513: E211

    Light control PCB, Reader controller PCB 3) Try replacing the light control PCB. Is the problem corrected? YES: End. Replace the Reader controller PCB. 4.1.31 E218 (Indicated if iR8500) Mounting condition 1) Is the fluorescent lamp mounted securely? Mount it securely.

  • Page 514: (Indicated If Ir8500)

    CHAPTER 6 TROUBLESHOOTING 4.1.32 E219 (Indicated if iR8500) 4.1.33 E220 (iR8500) 4.1.34 E222 (Indicated if iR8500) Connector 1) Are the connectors J852 and J853 on the light control PCB con- nected securely? Connect the connectors securely. Fluorescent heater 2) Try replacing the fluorescent heater. Is the problem corrected? YES: End.

  • Page 515: E226 (Ir8500)

    Original orientation detection PCB, Reader controller PCB 2) Try replacing the original orientation detection PCB. Is the prob- lem corrected? YES: End. Replace the DC controller PCB. 6-112 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 516: E243

    Thereafter, be sure to enter the service mode data newly. YES: End. Check the wiring; if normal, replace the reader controller PCB. 4.1.42 E251 (Indicated if iR8500) Foreign matter 1) Is there foreign matter that prevents the rotation of the fan around the inverter cooling fan? YES: Remove the foreign matter.

  • Page 517: E302

    CCD PCB, Rreader controller PCB 2) Tyr replacing the CCD PCB. Is the prpblem corrected? YES: End. Replace the Reader controller PCB. 4.1.46 E400 (Indicated if iR8500) Communication cable 1) Is the connection of the cable between the ADF and the machine normal? Correct the connection.

  • Page 518: E402

    CHAPTER 6 TROUBLESHOOTING 4.1.47 E402 (Indicated if iR8500) ---------- 1) Set the DIP switch (SW1) on the ADF controller PCB as follows: F06-401-06 Press the push switch (SW2). Does the belt motor (M2) rotate? (To stop, press the push switch (SW2) once again.) YES: Go to step 3.

  • Page 519: E404

    5) Replace the belt motor driver PCB. Is the problem corrected? YES: Replace the belt motor driver PCB. Replace the ADF controller PCB. 4.1.48 E404 (Indicated if iR8500) ---------- 1) Set the DIP switch (SW1) on the ADF controller PCB as indicated.
  • Page 520 Does the voltage between connectors J3-2 (+) and J3-1 (–) on the ADF controller PCB change between 0 V and 5 V? Replace the delivery motor clock sensor (PI11). YES: Replace the ADF controller PCB. 6-117 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 521: E405

    CHAPTER 6 TROUBLESHOOTING 4.1.49 E405 (Indicated if iR8500) ---------- 1) Set the DIP switch (SW1) on the ADF controller PCB as follows: F06-401-10 Press the push switch (SW2). Does the separation motor rotate? YES: Go to step 3. Separation motor (M4) 2) Disconnect the connector (J8) of the ADF controller PCB.

  • Page 522: E410

    CHAPTER 6 TROUBLESHOOTING 4.1.50 E410 (Indicated if iR8500) ---------- 1) Set the DIP switch (SW1) on the ADF controller PCB as indicated. F06-401-12 Press the push switch (SW2) and press the push switch (SW3/SW4). Does the motor (M3) rotate? (To stop, press the push switch (SW2) once again.) YES: Go to step 3.

  • Page 523: E412

    3) Try replacing the cooling fan (FM1). Is the problem corrected? YES: End. Replace the ADF controller PCB. 4.1.52 E420 (Indicated if iR7200) ADF controller PCB 1) Replace the ADF controller PCB. 6-120 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 524: E421

    3) Is the cable from the connector (J1) on the ADF controller PCB to the communication cable normal? Correct the cable. YES: Replace the ADF controller PCB. 6-121 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 525: E601

    PCB connected properly? Connect the connectors and cables properly. Hard disk 3) Try replacing the hard disk. Is the problem corrected? YES: END Replace the main controller PCB. 6-122 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 526: E676

    1) Turn off and the on the power switch. Is the problem corrected? YES: End. Replace the reader controller PCB (0001). Replace the DC controller PCB (0002). Replace the main controller PCB (0003). 6-123 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 527: E712

    Replace the DC controller PCB. Finisher controller PCB, DC controller PCB 3) Try replacing the finisher controller PCB. Is the problem cor- rected? YES: End. Replace the DC controller PCB. 6-124 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 528: E717

    Correct the connection and the cable. Reader controller PCB 2) Try replacing the reader controller PCB. Is the problem corrected? YES: End. Replace the main controller PCB. 6-125 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 529: E733

    1) Is the Ethernet card mounted properly? Mount the card properly. Ethernet card 2) Try replacing the Ethernet card. Is the problem corrected? YES: End. Replace the main controller PCB. 6-126 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 530: E741

    0 V? YES: Check the wiring and electrical continuity from the DC controller PCB to the relay board PCB; if normal, replace the relay board PCB. 6-127 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 531: E804

    Fixing the discharge fan (FM2), DC controller PCB 3) Try replacing the fixing heat discharge fan (FM2). Is the problem corrected? End. YES: Replace the DC controller PCB. 6-128 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 532: E820

    Pre-transfer charging fan (FM10), DC controller PCB 3) Try replacing the pre-transfer charging assembly fan (FM10). Is the problem corrected? End. YES: Replace the DC controller PCB. 6-129 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 533: E824

    Connect the connector securely. Separation fan (FM13), DC controller PCB 3) Try replacing the separation fan (FM13). Is the problem corrected? End. YES: Replace the DC controller PCB. 6-130 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 534: Ac Power Is Absent

    ∞ Ω when it is turned off? ∞ Ω Replace the power switch. YES: Check the wiring of the AC power line. Check the connector for poor contact. 6-131 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 535: Dc Power Is Absent

    Correct the connection. Fuse (FU101) 5) Is the fuse (FU101) on the DC power supply blown? YES: Remove the cause of the fuse, and replace the fuse. 6-132 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 536: Pickup Fails

    4) Do the right upper cover and the right lower cover operate to lift the vertical path rollers 1, 2, 3, and 4 in place? Check the pressure spring. 6-133 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 537 9) Find out which sensor has detected the jam in service mode: COPIER>I/O>IP. Is the sensor normal? Check the wiring and the lever; if normal, replace the sensor. YES: Remove the pickup assembly, and check the spring. 6-134 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 538: The Lifter Fails To Move Up

    0 to 24 V? Right deck (M13): J514-A4 Left deck (M14): J514-B1 YES: Replace the deck liter motor. Replace the DC controller PCB. 6-135 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 539: The Lifter Fails To Move Up (Pickup From Cassette)

    Cassette 3 (M16): J516-A4 Cassette 4 (M17): J516-B1 YES: Remove the lifter motor assembly, and check the gar; if normal, replace the motor. Replace the DC controller PCB. 6-136 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 540: Pickup Fails (Multifeeder)

    ↓ ↓ ↓ ↓ ↓ COPIER>FUNCTION>PART-CHK>CL-ON ↓ ↓ ↓ ↓ ↓ Check the wiring; if normal, replace the clutch (CL7) (J513-A8, A9 on DC controller PCB). 6-137 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 541 Check the wiring and the link; if normal, replace the solenoid (SL6) (J510-10, -11, -12 on controller PCB). DC controller PCB 8) Try replacing the DC controller PCB. Is the problem corrected? YES: End. 6-138 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 542: The Vertical Path Roller Fails To Rotate

    ↓ ↓ ↓ ↓ ↓ COPIER>FUNCTION>PART-CHK>CL-ON ↓ ↓ ↓ ↓ ↓ Check the wiring; if normal, replace the clutch (CL13) (J515-A3, -A4 on DC controller PCB). 6-139 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 543 ↓ ↓ ↓ ↓ ↓ Check the wiring; if normal, replace the clutch (CL15) (J517-A3, -A4 on DC controller PCB). YES: Replace the DC controller PCB. 6-140 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 544: The Registration Roller Fails To Rotate

    ↓ ↓ ↓ ↓ ↓ Check the wiring; if normal, replace the clutch (CL2) (J509-A4, -A5 on DC controller PCB). YES: Replace the DC controller PCB. 6-141 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 545: The No. 1 Mirror Base Fails To Operate

    Scanner motor driver PCB, Scanner motor (M5) 7) Try replacing the scanner motor drive PCB. Is the problem cor- rected? YES: End. Replace the scanner motor (M5). 6-142 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 546: The Pre-Exposure Lamp Fails To Go On

    YES: If the wiring is free of a fault, replace the inverter PCB. If the wiring is free of a fault, replace the DC controller PCB. 6-143 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 547: The Toner Feed Motor (M6) Inside The Cartridge Fails To Operate

    J504-B12 (+) and -B13 (− − − − − ) on the DC controller PCB change to about 24V? Replace the DC controller PCB. YES: Check the connection of the relay connectors J138 and J143. 6-144 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 548: The Drum Heater Fails To Operate

    Perform the following: 1. Replace TS1. 2. Replace the DC controller PCB. YES: Perform the following: 1. Replace the DC controller PCB. 2. Replace the control panel. 6-145 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 549: The "Add Toner" Message Fails To Go Off

    1) Is a card fitted in the card reader correctly? Fit the card correctly. Main controller PCB, Card reader 2) Can copies be made? Replace the main controller PCB. YES: Replace the card reader. 6-146 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 550: The "Add Paper" Message Fails To Go Off (Deck Right/Left)

    2) Is the output gear of the lifter motor or the gear of the cassette pickup assembly skipping teeth engagement? YES: Mount the lifter motor correctly. Or, replace the lifter motor and the cassette pickup assembly at the same time. 6-147 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 551: The Fixing Heater Fails To Operate

    6) Is the voltage at the following connectors on the DC controller PCB about 5 V? Heater Main heater (H1) J505-A11 Sub heater (H2) J505-A13 YES: Replace the AC driver PCB. Replace the DC controller PCB. 6-148 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 552: Pickup Fails (Side Paper Deck)

    PCB. Does it change from 24 to 0 V when the Start key is pressed? • J104-7 (CL101) • J104-12 (CL102) Replace the side deck driver PCB. YES: Check the wiring to the clutch; if normal, replace the clutch. 6-149 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 553: The Deck Lifter Fails To Move Up (Side Paper Deck)

    • When the deck is closed, 5 V. YES: Check the lever and the wiring; if normal, replace the sensor. Replace the side deck drive PCB. 6-150 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 554: Troubleshooting Feeding Faults

    The discussions of paper jams that follow are arranged according to these locations. The location of a jam and its nature may be checked in the machine’s service mode (COPIER>DISPLAY>JAM). F06-501-01 6-151 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 555: Pickup Assembly

    See the discussions under each fault. Pickup roller, Guide plate 4) Is the pickup roller deformed or worn? YES: Replace the pickup roller. Check the guide plate for deformation. 6-152 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 556: Separation/Feeding Assembly

    Feeding belt, Feeding fan 10) Are the two separation belts rotating without fail? Check the belt and the pulley. YES: Check the feeding fan to see if it operates. 6-153 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 557: Fixing/Delivery Assembly

    10) Does the delivery roller move smoothly? Check the delivery roller drive assembly. YES: Check the leading edge of the copy paper to see if there is a mar- gin. 6-154 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 558: Fixing, Delivery Assembly (Reversal Delivery Assembly)

    4) Try paper of a recommended type. Is the problem corrected? YES: Advise the user to use paper of a recommended type. Perform the following: 1. Check the high-voltage transformer. 2. Check the DC controller PCB. 6-155 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 559: Lower Feeding Assembly

    Replace CL16 or CL17. Pre-confluence sensor (PS14), Post-confluence sensor (PS15) 3) Are the pre-confluence sensor (PS14) and the post-confluence sen- sor (PS15) normal? Replace PS14 or PS15. 6-156 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 560: Faulty Feeding

    6) Is the lower roller pressure (nip width) as indicated? Adjust the nip width. YES: Try replacing the upper and lower rollers one after the other. 6-157 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 561: Arrangement And Function Of Electrical Parts

    CL20 CL18 CL10 CL12 CL11 CL17 CL16 CL13 CL19 CL21 CL14 CL15 iR7200 CL20 CL18 CL10 CL12 CL11 CL17 CL16 CL13 CL19 CL21 CL14 CL15 F06-601-01 6-158 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 562 Lower feeding right clutch CL17 Manual feed tray feeding clutch CL18 Deck (left) feeding clutch CL19 Developing cylinder deceleration clutch CL20 Delivery speed switching clutch CL21 T06-601-01 6-159 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 563: Solenoids

    CHAPTER 6 TROUBLESHOOTING 6.2 Solenoids iR8500 SL11 SL10 iR7200 SL11 SL10 F06-602-01 6-160 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 564 Manual feed pickup clutch solenoid Deck (right) pickup solenoid Deck (left) pickup solenoid Cassette 3 pickup solenoid Cassette 4 pickup solenoid SL10 Reversing flapper solenoid SL11 T06-602-01 6-161 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 565: Motors

    CHAPTER 6 TROUBLESHOOTING 6.3 Motors iR8500 iR7200 M101 F06-603-01 6-162 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 566 Deck (right) lifter motor Deck (left) lifter motor Horizontal registration motor Cassette 3 lifter motor Cassette 4 lifter motor Hopper internal toner feeder motor Scanner motor (iR7200) M101 T06-603-01 6-163 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 567: Fans

    CHAPTER 6 TROUBLESHOOTING 6.4 Fans iR8500 FM20 FM10 FM15 FM13 FM14 FM16 FM17 FM11 iR7200 FM12 FM10 FM15 FM13 FM14 FM16 FM17 FM11 FM12 F06-604-01 6-164 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 568 Power supply cooling fan 2 FM12 Separation fan FM13 Laser scanner fan FM14 Developing fan FM15 System fan FM16 Delivery adhesion-proofing fan FM17 Scanner motor cooling fan (iR8500) FM20 T06-604-01 6-165 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 569: Sensor 1

    PS43 PS44 PS45 PS57 PS17 PS56 PS15 PS20 PS14 PS27 PS26 PS13 PS58 PS24 PS12 PS21 PS18 PS25 PS22 PS34 PS23 PS31 PS48 PS32 PS33 F06-605-01 6-166 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 570 Front deck (left) paper level high sensor PS55 Manual feed tray cover open/closed sensor PS56 Copyboard glass sensor PS57 Upper right cover open/closed sensor PS58 Toner cartridge cover open/closed sensor PS59 T06-605-01 6-167 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 571 PS45 PS101 PS102 PS103 PS17 PS56 PS15 PS20 PS14 PS27 PS26 PS13 PS58 PS24 PS12 PS21 PS18 PS25 PS22 PS34 PS23 PS31 PS48 PS32 PS33 F06-605-02 6-168 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 572 Manual feed tray cover open/closed sensor PS56 Upper right cover open/closed sensor PS58 Toner cartridge cover open/closed sensor PS59 Original sensor PS101 Scanner HP sensor PS102 Copyboard cover sensor PS103 T06-605-02 6-169 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 573: Sensor 2

    CHAPTER 6 TROUBLESHOOTING 6.6 Sensor 2 iR8500 SIZE4 SIZE3 SVR1 SIZE2 SIZE1 SVR2 SVR3 iR7200 SVR1 SVR2 SVR3 F06-606-01 6-170 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 574 CHAPTER 6 TROUBLESHOOTING Name Notation Original size sensor 1 (iR8500) SIZE1 Original size sensor 2 (iR8500) SIZE2 Original size sensor 3 (iR8500) SIZE3 Original size sensor 4 (iR8500) SIZE4 Cassette 3 paper length sensor Cassette 4 paper length sensor Manual feed tray paper width volume...

  • Page 575: Switches

    CHAPTER 6 TROUBLESHOOTING 6.7 Switches iR8500 MSW8 MSW1 MSW2 MSW5 MSW7 iR7200 MSW8 MSW1 MSW2 MSW5 MSW7 F06-607-01 6-172 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 576 MSW1 Waste toner clog detecting switch MSW2 Manual feed tray cover open/closed detecting sensor MSW5 Front cover open/closed detecting switch MSW7 Cartridge motor drive switch MSW8 T06-607-01 6-173 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 577: Counters, Heaters, Fuses, And Others

    CHAPTER 6 TROUBLESHOOTING 6.8 Counters, Heaters, Fuses, and Others iR8500 LED1 LED2 ELCB1 iR7200 LA101 H102 LED1 H101 LED2 ELCB1 F06-608-01 6-174 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 578 Thermal switch Fixing heater thermal switch Leakage breaker ELCB1 Leakage breaker Pre-exposure lamp LED1 Pre-exposure lamp Pre-transfer expgure lamp LED2 Pre-transfer exposure lamp Hard disk Hard disk T06-608-01 6-175 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 579: Pcbs

    [27] [31] [16] [26] [28] [31] [19] [32] [31] [29] [30] [18] [17] [23] [22] [24] [20] [13] [25] [10] [14] [11] [15] [12] [30] F06-609-01 6-176 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 580 Intensity control PCB PCB27 Intensity sensor PCB PCB28 Original orientation detection PCB PCB29 Control panel CPU PCB PCB30 Control panel PCB PCB31 Control panel inverter PCB PCB32 T06-609-01 6-177 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 581 [26] [31] [32] [19] [31] [33] [18] [17] [23] [22] [24] [20] [13] [25] [10] [14] [103] [105] [101] [102] [104] [11] [15] [12] [30] F06-609-02 6-178 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 582 Control panel inverter PCB PCB32 Control panel CPU PCB PCB33 CCD/AP PCB PCB101 Reader controller PCB PCB102 Inverter PCB PCB103 Fuse PCB PCB104 Differential PCB PCB105 T06-609-02 6-179 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 583: Variable Registers (Vr), Light-Emitting Diodes, And Check Pins By Pcb

    J1058 J1020 J1028 SW1002 J1002 J1021 LED1008 BAT1001 J1013 J1006 J1005 J1011 LED1001 LED1002 J1015 J1022 J1060 J1018 J1019 J1023 J1061 J1024 J1044 J1014 J1017 F06-610-01 6-180 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 584: Reader Controller Pcb (Ir8500)

    CHAPTER 6 TROUBLESHOOTING 6.10.2 Reader Controller PCB (iR8500) J1104 J1110 J1109 J1101 J1112 J1103 BAT1 J1108 J1107 J1116 J1106 J1113 J1102 J1114 F06-610-02 6.10.3 Reader Controller PCB (iR7200) J5021 J5009 J5015 J5013 SW5001 J5014 J5005 J5007 J5012 J5006 J5002 J5001...

  • Page 585: Dc Controller Pcb

    J509 J508 J523 J507 J512 J506 J513 J525 J514 J526 J515 J521 J527 J516 BAT1 J520 J517 J522 J505 J518 J501 J519 J502 J503 J504 F06-610-04 6-182 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 586: Hv-Dc Pcb

    The slide switch (SW101) is for factory use only, and is not used for servicing work in the field (Keep it as it is set at the factory). 6-183 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 587: Upgrading

    2) Hold down ‘2’ and ‘8’ on the keypad until the bottom of the touch panel indicates the message “Download Mode.” Partition Available for Formatting the Hard Disk /BOOTDEV 6-184 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 588: Making Pre-Checks

    Connect the machine with the PC using a cross Ethernet cable or a straight Ethernet cable and a HUB. The following shows how a cross Ethernet cable may be used. Cross Cable F06-701-01 6-185 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 589 If you are using a straight Ethernet cable and a HUB, you are encouraged to connect the machine with the PC on a one-on-one basis, outside the user’s network environment. Straight Cable Straight Cable F06-701-02 6-186 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 590 If both are in use, you must turn the machine off and then on first before making a switch-over (i.e., from Bi-Centronics to Network or vice versa), thereby preventing errors in the event of simultaneous writing operations. 6-187 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 591: Data Control

    You must install the files to use (System, RUI, HD Format , BOOT, Language) before ex- ecuting downloading. 1) Start up the Service Support Tool. 2) Under ‘Controlling Data’, select ‘To Next’. F06-702-01 6-188 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 592 CHAPTER 6 TROUBLESHOOTING 3) From the Control Work screen of the firmware, select ‘Registering Firmware’. F06-702-02 4) From the following screen, select ‘Register from selected folder’. F06-702-03 6-189 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 593 CHAPTER 6 TROUBLESHOOTING 5) Select the drive to which you have inserted the System CD. 6) Select the folder of the suitable version, and click ‘Register’. F06-702-04 6-190 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 594: Downloading The System Software, Rui, And Language Module

    3) Turn on the power switch of the PC, and start up the Service Support Tool. 4) Connect the machine’s power plug to the power outlet, and turn on the main power switch. 7.3.2 Downloading 1) Under ‘Downloading/Uploading’, select ‘To Next’. F06-703-01 6-191 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 595 ‘E744-0001’ will be indicated when the machine is started up for the first time; to reset the error, install a module of the correct version. 6-192 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 596 5) Click ‘Switch operation mode’ to bring up the Centronics Communication Mode Change screen. Select ‘High-Speed’, and press ‘OK’ to move to step 6). High-speed mode is not supported on Windows NT and Windows 2000. Memo F06-703-04 6-193 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 597 CHAPTER 6 TROUBLESHOOTING 6) Click ‘OK’ to start connection. F06-703-05 7) When connection is done, the following screen will appear. Click ‘OK’. F06-703-06 6-194 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 598 9) Select the files suited to the language and the country in question from the ‘list of soft- ware’ on the Service Support Tool screen, and click ‘Start’. F06-703-08 6-195 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 599 11) Check the progress bar, which indicates the progress of downloading. 12) When downloading ends, turn off the PC by making the following selections: OK>To Unit Selection Screen>OK>To Main Menu>Ending the Service Support Tool>End. 6-196 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 600: After Downloading

    You will not be able to prepare the BOOT ROM unless the following condi- tions are met: • The model of the machine is the same; e.g., you cannot use the iR8500 BOOT ROM data to upgrade an iR5000. • The parameter “function” (COPY or PRINTER) must match when down- loading the system software;...

  • Page 601: Connection

    COPIER>FUNCTION>SYSTEM>DOWNLOAD. Then, click ‘OK’ so that the machine will be in download standby mode (notation “STNDBY”). 7.4.3 Preparing BOOT ROM The discussions that follow assume upgrading an iR8500 (COPY model). 1) User ‘Downloading/Uploading’, select ‘To Next’. F06-704-01 6-198 COPYRIGHT©...
  • Page 602 CHAPTER 6 TROUBLESHOOTING 2) Select the correct BOOT, and select an interface (bi-Centronics or Network) (The ex- ample selects iR8500 for BOOT, and Network is selected for Interface). F06-704-02 3) To enter the IP address or the host name of the machine to connect, click ‘Set host name’.
  • Page 603 5) Check to see that the notation in the upper right indicates the IP address or the host name of the machine to connect; then, click ‘OK’ to start connection. F06-704-05 6-200 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 604 CHAPTER 6 TROUBLESHOOTING 6) When connection is done, the following screen appears. Click ‘OK’. F06-704-06 7) Select ‘BOOT ROM Download’ on the Service Support Tool screen. F06-704-07 6-201 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 605: After Downloading

    4) If a network cable is connected, connect it to the correct location, and turn on the machine’s main power switch. 5) When the machine has started up, start service mode, and check the version of the BOOT ROM: COPIER>DISPLAY>VERSION>BOOT-ROM. 6-202 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 606: Formatting The Hdd

    3) Connect the machine’s power plug to the power outlet; while holding down ‘2’ and ‘8’ of the keypad at the same time, turn on the main power switch. 7.5.2 Starting Formatting 1) Under ‘Downloading/Uploading’, select ‘To Next’. F06-705-01 6-203 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 607 3) At this time, if the notation in the upper right of the screen is ‘High-Speed’, go to step 5); if ‘Low-Speed’, go to step 4). F06-705-03 6-204 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 608 4) Click ‘change operation mode’ so that the Centronics Communication Mode change screen will appear. Select ‘high-speed’, and click ‘OK’; then, go to step 6). F06-705-04 5) Click ‘OK’ to start connection. F06-705-05 6-205 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 609 CHAPTER 6 TROUBLESHOOTING 6) When connection is done, the following screen will appear. Select ‘OK’. F06-705-06 7) When the Check screen appears, select ‘Format’. F06-705-07 6-206 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 610 CHAPTER 6 TROUBLESHOOTING 8) When the Start Check screen appears, select ‘Start’ to format all partitions. F06-705-08 9) When the Start Check screen appears once again, select ‘Start’. F06-705-09 6-207 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 611 10) When formatting is done, the message “Format Finished” appears. Click ‘OK’. F06-705-10 11) To continue downloading system, select ‘To Unit Selection Screen’, and click ‘OK’. Then, start downloading system. F06-705-11 6-208 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 612: Points To Note When Formatting The Hard Disk

    This is a normal condition, and will disappear when you turn off and then on the machine twice. 6-209 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 613: Upgrading By Replacing The Dimm/Rom

    ROM [5]; IC110 (DIP type) Saddle Finisher-K3/K3N/K4/K4N Finisher controller PCB: by replacement of ROM [5]; IC110 (DIP type) Saddle stitchere controller PCB: by replacement of ROM [6]; Q2 (DIP type) 6-210 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 614 Service Manual of the finisher. The BOOT ROM [7] on the main controller PCB may be upgraded using a PC. For details, see the descriptions under 7 “Upgrading.” F06-706-01 6-211 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 615: Backing Up Data

    It is recommended to back up the data whenever possible using the Service Support Tool when you have updated the service mode settings or the user mode settings. 6-212 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 616: Backing Up Data

    5) Make the following selections so that the machine will enter download standby mode (notation “STNDBY”): COPIER>FUNCTION>SYSTEM>DOWNLOAD. You can select ‘network’ as the interface for data backup. Here, the use of a bi-Centronics cable is assumed. Memo 6-213 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 617: Backing Up Data

    1) Under ‘Downloading/Uploading’, select ‘To Next’. F06-802-01 2) Select ‘SYSTEM’, and select ‘Connect’. The discussions that follow assume the use of a bi-Centronics cable as the interface. F06-802-02 6-214 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 618 4) Click ‘switch operation mode’ to bring up the Centronics Communication Mode Change screen, and select ‘High-Speed’. Then, select ‘return to unit select screen’, and start over with step 2). F06-802-04 6-215 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 619 CHAPTER 6 TROUBLESHOOTING 5) Click ‘OK’ to start connection. F06-802-05 6) When connection is done, the following screen appears. Click ‘OK’. F06-802-06 6-216 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 620 CHAPTER 6 TROUBLESHOOTING 7) Select ‘Upload the Backup Data’ on the Service Support Tool screen. F06-802-07 8) Select ‘ALL’, and select ‘Start Storing’. F06-802-08 6-217 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 621 11) When the selected file has been stored on the selected drive, the following screen will appear; make the following selections to end the Service Support Tool: OK>To Unit Se- lection Screen>OK>To Main Menu>Ending the Service Support Tool>End. F06-802-10 6-218 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 622: Downloading Backup Data

    CHAPTER 6 TROUBLESHOOTING 8.2.4 Downloading Backup Data 1) Under ‘Downloading/Uploading’, select ‘To Next’. F06-802-11 2) Select ‘SYSTEM’, and select ‘Connect’. F06-802-12 6-219 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 623 CHAPTER 6 TROUBLESHOOTING 3) Select ‘OK’, and start connection. F06-802-13 4) When connection is done, the following screen appears. Click ‘OK’. F06-802-14 6-220 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 624 CHAPTER 6 TROUBLESHOOTING 5) Select ‘Download the backup Data’. F06-802-15 6) Select the file to download, and select ‘Start Writing’. F06-802-16 6-221 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 625 Select ‘OK’. F06-802-17 8) Make the following selections to end the Service Support Tool: To Unit Selection Screen>OK>To Main Menu>Ending the Service Support Tool>End. 6-222 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 626: Managing Backup Data

    You can delete backup data that has become obsolete as follows: You need not connect a PC to the machine to do so. 1) Under ‘Controlling Data’, select ‘To Next’. F06-802-18 2) Select ‘Controlling Backup Data’. F06-802-19 6-223 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 627 3) Select the file to delete from the list of ‘Backup Data Stored on Computer’; then select ‘Remove’. F06-802-20 4) When the Delete Check screen appears, check the description for the selected file, and select ‘Remove’. F06-802-21 6-224 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 628 5) When the Delete Finish screen appears, click ‘OK’. Make the following selections to end the Service Support Tool: Return to Previous Screen>Return to Main Menu>Ending the Service Support Tool>End. F06-802-22 6-225 COPYRIGHT© 2001CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 629: Appendix

    APPENDIX COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 630: General Timing Chart

    Picking up 1st sheet Picking up 2nd sheet /Forming 1st sheet image Forming 2nd sheet image Scanner home position sensor (iR8500: PS 1, iR7200: PS 102) Image leading edge sensor (PS3) Scanning lamp (iR8500: FL 1, iR7200: LA 100) Laser scanner motor (M4)
  • Page 631 Copying on 1st sheet face Copying on 2nd sheet face Copying on 1st sheet back Scanner home position sensor (iR8500: PS 1, iR7200: PS 102) Image leading edge sensor (PS3) Scanning lamp (iR8500: FL 1, iR7200: LA 100) Laser scanner motor (M4)

  • Page 632: List Of Signals/Abbreviations

    Original size sensor detection signal 3 DCP_FAN1_STOP Power supply cooling fan 1 lock detection signal DCP_FAN2_STOP Power supply cooling fan 2 lock detection signal DECK_PULL_PS Front deck (left) feeding sensor detection signal COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 633 Front deck (left) pickup solenoid drive command LDECK_PLEVEL_M Front deck (left) paper level middle sensor detection signal LDECK_PLEVEL_U Front deck (left) paper level high sensor detection signal LDECK_PULL_CL Deck (left) feeding clutch drive command COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 634 Primary charging wire cleaning motor drive command (forward) PRIREGI_BRAKE_CL Pre-registration brake clutch drive command PRIREGI_CL Pre-registration clutch drive command RDECK_FEED_CL Front deck (right) pickup clutch drive command COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 635 Waste toner case full sensor detection signal WEB_LESS Fixing cleaning belt sensor detection signal WEB_SL Fixing cleaning belt solenoid drive command WEB_WARNING Fixing cleaning belt warning sensor detection signal COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 636 No Signal (connect only) No Signal (connect only) SSCNST No Signal (connect only) No Signal (connect only) SPATST SCTS- iR8500 ONLY SCTS+ 3.3V SRTS- 3.3V SRTS+ (1/3) COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 637 J1721(A-2) LED2 Pre-Transfer Exposure Lamp <N.C> 8 7 6 5 4 3 2 1 4 3 2 1 J228A J228B J228C For LATTICE J228 To 3.5K_DECK (2/3) COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 638 5 4 3 2 1 1 2 3 J5062P J5503 Inverter PCB J5501A J5501B J5501C PCB103 From J1104 Reader Differential PCB PCB105 (B-3) LA101 iR7200 ONLY (3/3) A-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 639 FY9-3040 For adjusting the distance positioning tool between No. 1 and No. 2 (front, rear) mirrors. NA-3 test sheet FY9-9196 For adjusting images and making checks. A-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 640 For making electrical checks (attachment to the meter). Tester extension FY9-3039 For making electrical Pin (L-tipped) checks (attachment to the meter). D-10 Test Sheet FY9-9129 For adjusting images. A-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 641 Each service person is expected to carry one. Each five or so service persons is expected to carry one. Each workshop is expected to carry one. A-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 642 Silicone oil • FY9-6011 (50 cc) e.g., scanner rail. Conducting Drum heater contact Fluorine poly ethyl, • FY9-6008 (10 g) grease Poly tetra fluorine eth- ylene A-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 643: Service Mode

    Service Mode COPYRIGHT© 2001 CANON INC. 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 644: Construction Of Service Mode

    Select a Level 2 item from the list of items. Level 3 Level 3 Level 3 Level 3 Items screen Items screen Items screen Items screen Previous/ Previous/ Previous/ Next page Next page Next page F00-101-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 645: Starting Service Mode And Making Selections

    ” in the control panel. Copier service mode COPIER FEEDER ADF service mode if installed. SORTER Finisher service mode if installed. BOARD Accessory board service mode if installed. F00-102-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 646: Ending Service Mode

    PRINT). If the label lacks items, use its margin. You can also print out a complete list of service mode settings: COPIER>ADJUST/OP- TION/COUNTER; COPIER>FUNCTION>MISC-P>P-PRINT. Service Label F00-104-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 647: Basic Operation

    1.5.2 Level 1/Level 2 Items Screen Level 1 items VERSION Touch to select. USER DPOT ACC-STS ANALOG Level 2 items CST-STS SENSOR MISC Touch to select. HV-STS ALARM-2 Indicated if iR8500 F00-105-02 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 648 Press to switch between + and -. Stop key: press to stop each operation. Clear key: press to clear a value. Start key: press to make copies without ending service mode. F00-105-04 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 649: Copier

    SERVICE MODE 2 COPIER 2.1 DISPLAY The following appears in response COPIER>DISPLAY: VERSION USER DPOT ACC-STS ANALOG CST-STS SENSOR MISC HV-STS ALARM-2 Indicated if iR8500 F00-201-01 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 650 Not used. BOOT-ROM Indicates the BOOT ROM version of the main controller assembly. DIAG-DVC Indicates the version f the self diagnostic device. Indicates the version of the RUI. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 651 LANG-NO Indicates the version of the Norwegian language module. LANG-PL Indicates the version of the Polish language module. LANG-PT Indicates the version of the Portuguese language module. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 652 A, 03: all sizes) COUNTER Indicates the type of count control of the soft counter (00: 100V, 01: 208/ 230V). MODEL Indicates the type of machine (0: iR7200 1: iR8500). COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 653 Indicates the connection of a LIPS board (0: no, 1: yes). PS/PCL Indicates the connection of the PS/PCL (0: no, 1: PS/PCL, 2: PS kanji). RIP1 Not used. S-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 654 Indicates the width of paper in cassette 3 in terms of paper size. WIDTH-C4 Indicates the width of paper in cassette 4 in terms of paper size. WIDTH-MF Indicates the width of paper in the manual feed tray. S-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 655 (See from T00-201-05 to 07) Indicates the source of paper. HHHHHH Indicates the soft counter of the source of paper. IIIII Indicates the size of paper. S-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 656 3 stationary jam xx2C knurled belt HP sensor/stack delivery sensor stationary jam xx31 inserter paper set sensor pickup paper absent jam T00-201-04 (1/2) S-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 657 0041 reversal stationary 004A 1st sheet reversal stationary T00-201-04 (2/2) 0052 reversal pickup delay 0054 reversal pickup stationary FFff: Jam Sensors in the ADF (iR8500) 0055 pre-reversal pickup delay Code Sensor 0056 pre-reversal pickup stationary 1 0011 pickup trailing edge skew...
  • Page 658 G: Source of Paper Code Type right deck left deck cassette 3 cassette 4 Not used. Not used. side paper deck manual feed tray duplex assembly T00-201-07 S-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 659 Indicates the applicable detail code. if none, ‘0000’ Indicates the location of occurrence. 0: copier/main controller 1: feeder 2: finisher 3: C.F.F. 4: reader 5: printer 6: PDL Not used S-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 660 Indicates the level of current of transfer charging (µA). Indicates the level of current of separation charging (µA). BIAS Indicates the level of developing bias DC (V). S-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 661 Indicates the measurement taken of the dark era potential (VD) for printer (PDL) images (V) (optimum reference: VDT-P ±6 V). VDT-P Indicates the target value of the dark area potential (VD for printer (PDL) images (V). S-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 662 STM-P-S Indicates the lamp stop position for stream reading (small size) (0 to 6). SCAN-LMP Indicates the number of times the scanning lamp has gone ON. S-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 663 T00-201-07 FFFF Indicates the applied alarm code. T00-201-07 GGGG Indicates the applicable detail code. HHHHHHHH Indicates the reading of the total counter at time of occurrence. S-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 664 0004 laser driver cooling fan alarm 0005 scanner motor cooling fan alarm 0006 developing fan alarm 0007 delivery adhesion-proofing fan alarm 0010 stream reading fan alarm T00-201-07 (1/2) S-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 665 Alarm code stapler mechanism of sorter/finisher 0001 staple absent saddle stitcher mechanism 0001 stitch staple absent puncher mechanism of sorter/finisher 0001 punch waste paper full T00-201-07 (2/2) S-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 666: I/O

    FEEDER SORTER Input/output port of finisher controller PCB Input/output port of main controller MN-CON F00-202-01 Guide to the Screen P001 xxxxxxxxxxxxxxxx bit 0 bit 15 Address S-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 667 0: toner absent fixing web length sensor 1: web absent fixing web length warning sensor 1: web absent warning cartridge detection MSW1 0: present S-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 668 PS59 1: closed through path tray in/out detection 0: in fixing/feeding unit releasing lever sensor PS28 1: released BD error detection 1: error S-25 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 669 FM14 1: stop detection signal delivery anti-adhesion fan stop detection FM17 1: stop signal developing fan stop detection signal FM15 1: stop not used not used S-26 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 670 1: shift to rear transfer/separation charging wire cleaner 1: shift to rear drive transfer/separation charging wire cleaner 1: shift to front drive not used not used S-27 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 671 1: ON drum fan half speed 1: ON power supply fan full speed FM11/12 1: ON power supply fan half speed FM11/12 1: ON S-28 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 672 SL102 1: ON not used not used not used not used not used not used P020 deck open switch SW100 1: ON deck paper detection 1: paper present S-29 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 673 P022 not used not used not used not used not used not used not used not used P023 not used not used not used not used S-30 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 674 ON detection 1: ON, 0: OFF not used not used scanner motor cooling fan 1: OFF stream reading fan 1: OFF inverter fan 1: OFF not used S-31 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 675 1: OFF, 0: ON CCD/AP sync clock CCD/AP sync data CCD/AP RING2 load signal CCD/AP F-AP load signal CCD/AP B-AP load signal not used not used S-32 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 676 DATA area RS232C reception (factory terminal reception) DATA area ITOP transmission (image leading edge signal) not used DDI-SRTS 0: DDI transmission ready not used not used S-33 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 677 2 default setting scanner motor drive control 3 default setting scanner motor drive control 4 default setting scanner motor drive control (RETURN) default setting S-34 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 678 1: original present pre-reversal sensor 1: original present IO-P03 not used original sensor LED 0: light-emitting not used not used not used not used not used not used S-35 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 679 A during output, alternately ‘0’ and ‘1’ IO-P08 image leading edge signal 1: image leading edge pre-registration roller paper sensor 0: original prevent S-36 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 680 3 1: ON original detection switch 4 1: ON push switch 1 0: ON push switch 2 0: ON push switch 3 0: ON S-37 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 681 IO-P02 pickup motor drive clock signal pickup motor mode signal pickup motor CW/CCW signal pickup motor enable output not used feed motor enable output 1: enable S-38 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 682 (IRQ2) delivery reversal sensor signal (IRQ3) IO-P07 not used not used not used not used not used not used not used cover open switch 1: opened S-39 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 683 LED ON signal LED3 0: ON LED ON signal LED2 0: ON LED ON signal LED1 0: ON not used not used not used not used S-40 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 684 ‘0’ and ‘1’ delivery motor B during output, alternately ‘0’ and ‘1’ upper path switch solenoid 0: ON buffer path switch solenoid 1: keep, 0: release S-41 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 685 1: constant, 0: speed up inlet motor ON 1: OFF, 0: ON inlet motor CW*/CCW 1: CCW, 0: CW not used not used not used not used S-42 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 686 EXPNDER chip selects 0: cs IPC chip select 0: cs PI0 chip selects 0: cs EPROM chip select 0: cs not used not used not used S-43 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 687 1: OFF, 0: ON paddle motor A paddle motor B paddle motor ON 1: OFF, 0: ON folder motor gain switch 1: high speed, 0: low speed not used S-44 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 688 0: HP rear aligning plate home position sensor 1: HP front aligning plate home position sensor 1: HP tray auxiliary plate extraction sensor PI10 1: HP S-45 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 689 B4 folder No. 1 stopper solenoid ON SL75 1: ON folder path residual paper detection 2 PI77 1: paper present folder path residual paper detection 3 PI74 1: paper present S-46 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 690 1: absent, 0: present tray A paper detection PI20 1: absent, 0: present tray A paper detection PI17 1: absent, 0: present punch feed path detection buffer path sensor S-47 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 691 CCW drive motor 0: CCW No. 1 paper deflecting plate solenoid drive SL41 0: ON signal No. 2 paper deflecting plate solenoid drive SL42 0: ON signal S-48 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 692 0: connected connection not used feed roller phase detection PI53 1: flag present aligning plate home position detection PI48 0: home position connection not used not used S-49 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 693 PI55 1: connected connector connection saddle tray paper detection 2 PI43 1: paper present saddle tray paper detection 3 PI44 1: paper present S-50 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 694 DA12 not used P060 staple detection (rear) MS31 92 or higher, staple present P061 staple detection (front) MS33 92 or higher, staple present P062 not used S-51 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 695 EEPROM R/B# 0: busy, 1: ready flash ROM R/B# 0: busy, 1: ready serial ROM connection detection 1: connected operation enable (card reader) 0: enable S-52 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 696 UI detection 0: color UI present BW VI detection 0: black and white UI present BAT board detection 0: present not used not used S-53 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 697 CST-ADJ HV-TR DEVELOP HV-SP DENS F00-203-01 A change to each item under COPIER>ADJUST becomes valid when the main power switch is turned off and then on. S-54 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 698 Range of adjustment 1 to 9; default: 5 Copy density White White Original density A higher setting generates darker characters. A lower setting generates lighter characters. F00-203-02 S-55 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 699 0 to 1000 iR7200: 100 to 400 (1 being equal to 0.1mm) Lower setting Read start position Higher setting Original Vertical size plate F00-203-04 S-56 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 700 STRD-POS (Indicated if iR7200) Use it to adjust the CCD read position for stream reading. Range of adjustment 0 to 60 (1 being equal to 0.1mm) S-57 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 701 CCD. 0 to 1023 LUT-O-R2 Use it to enter the data for link correction of the last half odd-numbered pixels of the CCD. 0 to 1023 S-58 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 702 CCD. 0 to 1023 LUT-O-F4 Use it to enter the data for link correction of the first half odd-numbered pixels of the CCD. 0 to 1023 S-59 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 703 CCD. 100 to 250 EGGN-END Use it to enter an adjustment value for the edge gain correction end position for the CCD. 100 to 250 S-60 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 704 If you have replaced the laser unit, enter the power adjustment value for laser B indicated on the unit. DLY-FINE Use it to fine-adjust (correct) the discrepancy of laser A/laser B. Range of adjustment -16 to 16 S-61 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 705 RAM on the DC controller PCB, on the other hand, be sure to enter the settings indicated on the service label (See Chapter 6 “Troubleshooting”>2.7.7 “When Replacing the DC con- troller PCB”). S-62 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 706 Use it to enter the image leading edge non-image width value. Range of adjustment 0 to 2392 BLANK-B Use it to enter the image trailing edge non-image width value. Range of adjustment 0 to 2392 S-63 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 707 -50 to 50 (1 being equal to 1 V) OHP-OFST Use it to enter the offset value for transparency potential control Vdc. Range of adjustment -50 to 50 (1 being equal to 1 V) S-64 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 708 If you have cleared the RAM on the DC controller PCB or replaced the DC controller PCB, enter the setting indicated on the service la- bel. S-65 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 709 RAM on the DC controller PCB, on the other hand, be sure to enter the settings indicated on the service label (See Chapter 6 “Troubleshooting”>2.7.7 “When Replacing the DC con- troller PCB”). S-66 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 710 If you have cleared the RAM on the DC controller PCB or replaced the DC controller PCB, enter the setting indicated on the service la- bel. S-67 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 711 Use it to adjust the horizontal registration for re-pickup. • If the image is displaced to the front, increase the setting. Range of adjustment -100 to 100 (1 being equal to 0.1 mm) S-68 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 712 Use it to enter the paper width basic value for the manual feed tray (A4R). Range of adjustment 0 to 255 If you have replaced the paper width detecting VR, execute the fol- lowing service mode: FUNCTION>CST. S-69 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 713 PCB, enter the setting indicated on the service label. PRE-TR Use it to enter the output adjustment value for the pre-transfer exposure lamp. Range of adjustment 20 to 80 S-70 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 714 SERVICE MODE COPIER>FUNCTION 2.4 FUNCTION The following screen appears in response to COPIER>FUNCTION: INSTALL FIXING SYSTEM PANEL PART-CHK LASER CLEAR MISC-R MISC-P CLEANING F00-204-01 S-71 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 715 If the number entered is 1, cards between No. 1 and No. 1000 may be used. If the number entered is 2001, cards between No. 2001 and 3000 may be used. S-72 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 716 4) See that the machine stops automatically after making adjustments. 5) All items of service mode (COPIER>ADJUST>LAMP, COPIER> ADJUST>CCD) are updated; print a service label, and store it away. (rear) Standard white paper F00-204-02 S-73 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 717 ADJUST>CCD) are updated; print out the service label, and store it away. Place the 10-graduation chart on the copyboard glass with graduation part is downside. F00-204-03 S-74 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 718 • The machine executes auto adjustment (about 1 min). • The machine stops operation at the end of auto adjustment. 3) Record the updated settings on the service label (all under COPIER>ADJUST>CCD). (rear) F00-204-04 S-75 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 719 Is the standard white plate (attached to the copyboard glass) normal? d. Does the scanning lamp go ON? 6) The items under COPIER>ADJUST>ADJ-XY and ADJ-S are updated. Record the new settings on the service label. S-76 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 720 Is the scanning lamp on? 5) When the following has been updated, enter the new settings: COPIER>ADJUST>CCD-EGGN-ST and -EGGN-END. Edge gain correction plate Copyboard glass Reading glass (front) F00-204-06 S-77 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 721 Potential Sensor/Potential Control PCB”). <Using the Mode> 1) Select the item, and press the OK key. 2) See that the machine automatically stops after adjusting the offset. S-78 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 722 2) Select MF-A4R, and press the OK key. • After auto adjustment, the value will be stored. 3) Likewise, repeat steps 1) and 2) for A6R, and A4. S-79 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 723 2) See that the machine executes automatic cleaning of the charging wire 5 times in succession. 3) See that the machine stops automatically after cleaning the wire. S-80 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 724 4) Measure the width of the indicated area. Standard: 9.0mm±0.5mm Feed direction Middle of paper Standard: |a-c|=0.5mm or less F00-204-07 a and b are points 10 mm from both ends of the paper. S-81 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 725 <Using the Mode> 1) Select the item, and press the OK key. 2) Press the symbol + appearing on the touch panel in sequence (9 in to- tal). S-82 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 726 In the case of the hopper motor and the duplex horizontal registration motor, 10 sec ON → OFF. • In the case of the shift tray motor, stops at front/rear HP. S-83 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 727 Duplex reversal motor (M11) Pickup motor (M2) Duplex feed motor (M12) Fixing motor (M3) Side paper deck main motor Inside cartridge toner feed motor (M6) 10,11 not used T00-204-03 S-84 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 728 Fixing feed unit lock solenoid (SL4) Manual feed pickup clutch solenoid Fixing feed unit lock solenoid (SL4) (SL6) Shutoff Manual feed pickup clutch solenoid Side paper deck pickup solenoid (SL6) T00-204-04 S-85 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 729 Use it to clear the error history. <Using the Mode> 1) Select the item, and press the OK key. 2) Turn off and then on the main power switch. E354-CLR E355-CLR S-86 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 730 Use it to clear the alarm history. <Using the Mode> 1) Select the item, and press the OK key. 2) Turn off and then on the main power switch. S-87 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 731 Use it to print out a list of user modes (from service mode). <Using the Mode> 1) Select the item, and press the OK key. • A list of user modes will be printed out. S-88 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 732 6) Select the item, and press the OK key. 7) Download using the Service Support Tool (See Chapter 6 “Trouble- shooting”>7 “Upgrading”). 8) When done, turn off and then on the main power switch. S-89 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 733 Use it to print a list of fonts (from MORISAWA) and the password. Steps to Follow 1) Select the item. 2) Press the OK key. 3) See that ‘OK’ is indicated at the end. S-90 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 734 BODY USER INT-FACE F00-205-01 For each item under COPIER>OPTION, the updated settings will become effective when the main power switch is turned off and then on. S-91 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 735 1: auto control by environment sensor (default) 2: start idle rotation when fixing roller reaches 100°C 3: start idle rotation when main power switch is turned on S-92 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 736 Use it to enable/disable density variation mode during printing (PDL input). Setting 0: correct target value to enable variation of density during printing (default) 1: do not vary density during printing S-93 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 737 3: 1000 single-sided (500 sheets*) copies if absolute moisture content is 9 g or more; 250 single-sided (125 sheets*) copies if fewer 4: do not stop rotation (*: Double-sided copying) S-94 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 738 0: normal (face-up delivery for all if for single original) 1: face-up delivery for one set of prints of single original; face-down de- livery for multiple sets (default) S-95 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 739 Use it to change the transfer/separation output setting for pickup from cas- sette 4 (to deal with various problems). Setting 0: for plain paper (default) 1: for re-cycled paper 2: for tracing paper S-96 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 740 1: fix to standard speed 2: fix to low-speed TEMP-TBL Use it to set the fixing control temperature. Setting 0: 198°C (default) 1: 203°C 2: 193°C 3: 188°C 4: 183°C S-97 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 741 Use it to set black band increase month mode (for June). Setting Same the setting of ‘BK-BD-1’. BK-BD-7 Use it to set black band increase month mode (for July). Setting Same the setting of ‘BK-BD-1’. S-98 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 742 Use it to set the size of a special paper type not recognized by the feeder. Setting 0: LTR (default) 1: G_LTR 2: EXECTIVE 3: K_LGL 4: A_LTR S-99 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 743 Use it to change the type of soft counter 2 of the control panel to suit the needs of the user/dealer. Setting 000 to 804 (T00-205-01; default: 000 for 100V model, 103 for 208/230V model) S-100 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 744 Use it to set the density of printing (PDL input). Setting 0 to 8 (4: default) 0 (light) ↔ ↔ ↔ ↔ ↔ 4 (standard) ↔ ↔ ↔ ↔ ↔ 8 (dark) S-101 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 745 Use it to enable/disable a copy job when a card reader or the coin vendor is used. Setting 0: copy job auto start enabled (default) 1: copy job auto start disabled S-102 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 746 Use it to set the sequence of reading double-sided original when original orientation detection is enabled. Setting 0: read from back to face (default) 1: read from face to back S-103 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 747 203 copy (L) 228 copy (Bk/S) 204 copy (S) 229 copy (4C + mono/L) 205 copy A (total 1) 230 copy (4C + mono/S) T00-205-01 (1/3) S-104 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 748 332 PDL print (total 2) 602 box print (total 2) 333 PDL print (L) 603 box print (L) 334 PDL print (S) 604 box print (S) T00-205-01 (2/3) S-105 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 749 702 received file print (total 2) 802 report print (total 2) 703 received file print (L) 803 report print (L) 704 received file print (S) 804 report print (S) T00-205-01 (3/3) S-106 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 750 After selecting a paper size, be sure to turn off and then on the main power switch. Setting 6: A4 (default) 15: B5 18: LTR S-107 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 751 Government LETTERR A-LGL Argentine LEGAL G-LGL Government LEGAL 11x17 11x17 FOLI FOLIO LTRR LETTERR A-OFI Argentine OFFICIO LETTER M-OFI Mexican OFFICIO STMT STATEMENT STMTR STATEMENTR LEGAL T00-205-02 S-108 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 752 Use it to set conditions for connection of an external controller. IMG-CONT Use it to set the eternal controller detecting switch. Setting 0: external controller absent (default) 1: external controller prevent 2: reserved for future S-109 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 753 SERVICE MODE 2.6 TEST The following screen appears in response to COPIER>TEST: NETWORK F00-206-01 S-110 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 754 (normal printing) halftone grid solid black 17-gradation vertical straight lines (with image correction) horizontal straight lines 17-gradation halftone (for laser delay check) (without image correction) T00-206-01 S-111 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 755 F00-206-03 3 17-Gradation (without image correction; PG-TYPE3) Gradation faulty laser system Uneven density primary charging assembly faulty developing system F00-206-04 S-112 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 756 F00-206-06 6 Solid Black (PG-TYPE6) [1] White Spots faulty transfer [2] White Lines faulty shading (dirt on standard white plate) F00-206-07 S-113 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 757 COPIER>TEST 7 Vertical lines (PG-TYPE7) Straight lines (sub scanning direction) faulty BD F00-206-08 8 Horizontal Lines (PG-TYPE8) Straight lines (main scanning direction) displaced laser beam F00-206-09 S-114 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 758 COPIER>ADJUST>LASER>DLY-FINE. • COPIER>ADJUST>LASER>DLY-FINE Range of adjustment: -16 to 16 (‘1’ being a 1/16 pixel; 1 pixel being the sum length of a band b) S-115 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 759 NETWORK>PING. Then, enter the IP address found in step 4); press the OK key, and then press the Start key. • If the connection to the network is normal, ‘OK’ will be indicated (End the work). S-116 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 760 However, suspect a fault in the user’s network environment; report to the system administrator, and ask to remove the fault. S-117 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 761 • The counter will be cleared to ‘00000000’. <Grouping of Paper Sizes (small and large)> Large (L): papers larger than A4/LTR Small (S): papers equal to or smaller than A4/LTR S-118 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 762 2-SIDE double-sided 2nd side pickup counter Level 2: FEEDER Level 3: FEED feeder pickup total counter S-119 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 763 (Be user to clear the reading after replacing the fixing web.) WST-TNR waste toner counter (Be sure to clear the reading after disposing of the waste toner.) S-120 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 764 FIX-TH1 fixing main thermistor (TH1) counter FIX-TH2 fixing sub thermistor (TH2) counter FX-TSW fixing thermal switch (TP1) counter OZ-FIL1 ozone filter counter AR-FIL1 air filter counter S-121 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 765 SERVICE MODE COPIER>COUNTER Level 2: DRBL-1 Level 3: SCN-LMP scanning lamp ON counter (in sec) (iR8500) PRE-LMP pre-exposure lamp ON counter LSR-DRV laser drive counter LSR-MTR laser scanner motor counter LSR-FAN laser scanner motor fan counter LSR-FAN laser scanner fan counter...
  • Page 766 DEV-FAN developing fan counter DV-FP-SL paper solenoid counter DLV-FAN delivery anti-adhesion fan counter PWS-FAN power supply fan counter INV-FAN inverter cooling fan counter (iR8500) S-123 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 767 2 SORT-2 finisher lower path counter INSRTR2 finisher inserter 2 counter STCK finisher stack processing counter SDL-STCK finisher saddle stack processing counter S-124 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 768 4) Make a print of the test chart once again, and check to see the position of the image is as indicated. Original (feeding direction) Higher setting Lower setting F00-302-01 S-125 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 769 Use it to adjust the speed of the reversal motor. A higher setting increases the speed. Memo Range of adjustment -30- to 30 (1 being equal to 0.1%) S-126 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 770 <Using the Mode> 1) Select the item, and press the OK key. 2) See that the registration roller starts to rotate. Press the Stop key to stop S-127 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 771 COPIER>OPTION>BODY>MODEL-SZ. Memo SLW-SPRT (Indicated if iR8500) Use it to decrease the separation speed for original pickup. Setting 0: normal mode (default) 1: deceleration move S-128 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 772 4) Make a test print of the Test Chart, and check to make sure that the hole position is as indicated. Paper (feed direction) Higher setting Lower setting F00-401-01 S-129 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 773 Use it to set the margin width (W) on both sides of the fold when the saddle stitcher is used. Setting 0: normal width (5 mm; default) 1: large width (10 mm) F00-402-01 S-130 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 774 Use it to disable the function of slot 3 when the board fitted to slot 3 for the PCI is faulty. Setting 0: normal (default) 1: OFF (disable board function) S-131 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 775: Error Code

    Error Code COPYRIGHT© 2001 CANON INC. 2000 CANON iR8500/7200 REV.1 AUG. 2001...

  • Page 776: Error Codes

    While the ADF remains out of order, disconnect its lattice connector, and place the original on the copyboard glass to continue making prints. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 777 0004 The reading of the main thermistor is lower than that of the sub thermistor by 50°C for 1 sec. Caution You must clear the error in service mode: COPIER>FUNCTION>CLEAR> ERR. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 778 0000 A short circuit occurs in the SSR used to drive the fixing heater (hard circuit detection). Caution You must clear the error in service mode: COPIER>FUNCTION>CLEAR> ERR. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 779 (MSW2) is faulty. The DC controller PCB is faulty. Condition 0000 The waste toner feedscrew cannot rotate, and the switch (MSW2) is pushed multiple times within a specific period of time. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 780 The DC controller PCB is faulty. Condition 0000 The absence of toner inside the developing assembly is detected for 3 secs or more although toner is supplied to the developing assem- bly. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 781 (M15) is faulty. The DC controller PCB is faulty. Condition 0000 The home position signal is not detected within 5 secs while the horizontal registration motor (M15) drive signal is generated. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 782 The wiring is faulty (short circuit, open circuit). Condition 0000 A fault (leakage) in the high-voltage output to the transfer charging assembly is detected. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 783 0001 The lock signal arrives for 5 secs or more although the laser scan- ner cooling fan (FM3) is driven. 0002 The lock signal arrives for 5 secs or more although the laser driver cooling fan (FM5) is driven. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 784 The ADF controller PCB is faulty. The reader controller PCB is faulty. Condition 0001 During printing, the image leading edge signal does not arrive from the ADF. COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 785 The thermistor (TH3) inside the fluorescent lamp heater is faulty. Condition 0000 The reading of temperature around the fluorescent lamp is 170°C or higher while the fluorescent lamp is ON. E-10 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 786 70°C within 5 mins after it is turned on. Or, during standby or reading, the heater does not reach 75°C within 3 mins after it is turned on. E-11 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 787 The control panel CPU PCB is faulty. The main controller PCB is faulty. Condition 0000 A communication fault occurs between the CPU of the main con- troller PCB and the control panel CPU PCB. E-12 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 788 The CCD/AP PCB is faulty. The wiring is faulty (short circuit, open cir- cuit). The reader controller PCB is faulty. Condition 0000 During shading operation, shading processing does not end on the reader controller PCB. E-13 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 789 The reader controller PCB is faulty. Condition 0000 When reading an image, no image read end communication from the CCD/AP PCB arrives at the reader controller PCB within 60 secs. E-14 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 790 (PI2) is faulty. The ADF controller PCB is faulty. Condition 0000 When the separation motor drive signal is generated, no clock sig- nal is generated for 200 msec. E-15 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 791 0000 When the power switch of the host machine is turned on, the backup data of EEPROM cannot be read. Or, the data, although read, has a fault. E-16 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 792 5 secs or more. or, while the ma- chine is in operation, the communication with the host machine has been interrupted for 0.5 sec or more. E-17 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 793 0001 The checksum of the EEPROM has an error (offset value error of aligning plate). 0002 The checksum of the EEPROM has an error (D/A conversion value error in motor drive or sensor adjustment value). E-18 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 794 00FF When the motor is in operation, the clock signals from the stack delivery motor clock sensor indicate 50 mm /sec or less for 1 sec. E-19 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 795 0001 The stapler does not return to stapling home position when the sta- pler motor is driven for 0.5 sec. 0002 The stapler does not leave stapling home position when the stapler motor is driven for 0.5 sec. E-20 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 796 4 secs. 0002 The aligning plate does not leave the home position when the front aligning plate motor is driven for 4 secs. E-21 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 797 0001 The power supply fan is identified as being at rest for 2 secs or more. 0002 The feeding/cooling fan is identified as being at rest for 2 secs or more. E-22 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 798 1 sec or more. 0002 The shutter does not leave home position when the paddle motor is rotated for 1 sec or more. E-23 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 799 0002 The punch paper edge sensor (PI21) does not leave home position when the punch sensor slide motor is driven for a specific period of time. E-24 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 800 (PI27) is faulty. The punch driver PCB is faulty. Condition 00FF When the punch waste paper feed motor is in operation, the input from the punch waste paper feed sensor does not change. E-25 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 801 0.4 sec or more. 0002 The guide home position sensor does not go OFF when the guide motor is driven for 1 sec or more. E-26 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 802 CW for 0.5 sec or more. 0002 The saddle front home position switch does not go OFF when the saddle front motor is rotated CCW for 0.5 sec or more. E-27 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 803 0002 The connector of the paper pushing plate home position sensor is disconnected. 0003 The connector of the paper pushing plate leading edge position sensor is disconnected. E-28 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 804 (as detected) for 1 sec or more from the start of initial rotation of the host machine or the start of printing. E-29 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 805 The battery for image memory is faulty. The main controller PCB is faulty. Condition 0000 A fault is detected in the voltage of the battery for image memory. E-30 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 806 Advise the user that it is a good idea to send print data item-by-item instead of all at the same time. E-31 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 807 The and controller PCB is faulty. The reader controller PCB is faulty. Condition 0000 The communication IC (IPC) on the ADF controller PCB is out of order. E-32 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 808 The cable connector has poor connection. The reader controller PCB is faulty. Condition 0001 The main controller PCB detects a fault in the communication be- tween the reader controller PCB and the main controller PCB. E-33 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 809 This error will automatically reset the language selection function of user mode. Use the language module (Japanese or English) built into the system software next time when you turn off and then on the machine. E-34 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 810 The wiring is faulty (short circuit, open circuit). the drum fan (FM8) is faulty. The DC controller PCB is faulty. Condition 0000 The lock signal is detected for 5 secs or more although the drum fan is driven. E-35 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 811 The DC controller PCB is faulty. Condition 0000 The lock signal is detected for 5 secs or more although the separa- tion fan is driven. E-36 COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001...
  • Page 812 REVISION 0 (MAR. 2001) (30359, 32205, 35870, 28353) REVISION 1 (AUG. 2001) (30359, 32205, 35870, 28353) 5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302-8501 Japan COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 813 This publication is printed on 100% recycled paper. PRINTED IN JAPAN (IMPRIME AU JAPON) 0901AB0.62-0...

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