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Sony CDX-M730 Service Manual
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Sony CDX-M730 Service Manual

Fm/am compact disc player
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See also: Operating Instructions , Operating and Installation Instruction
SERVICE MANUAL
Ver 1.3 2002. 12
• The tuner and CD sections have no adjustments.
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS (US MODEL)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
23.2 watts per channel minimum continuous average power into
4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more
than 5% total harmonic distortion.
CD player section
Signal-to-noise ratio
90 dB
Frequency response
10 – 20,000 Hz
Wow and flutter
Below measurable limit
Tuner section
FM
Tuning range
87.5 – 107.9 MHz (US, Canadian model)
87.5 – 108.0 MHz (AEP, UK, E model)
Antenna terminal
External antenna connector
Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity
8 dBf
Selectivity
75 dB at 400 kHz
Signal-to-noise ratio
66 dB (stereo),
72 dB (mono)
Harmonic distortion at 1 kHz
0.6% (stereo),
0.3% (mono)
Separation
35 dB at 1 kHz
Frequency response
30 – 15,000 Hz
AM (US, Canadian model)
Tuning range
530 – 1,710 kHz
Antenna terminal
External antenna connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity
30 µV
Sony Corporation
9-873-692-04
2002L0400-1
e Vehicle Company
© 2002. 12
Published by Sony Engineering Corporation
CDX-M730
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
MW/LW (AEP, UK, E model)
Tuning range
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
Aerial terminal
External aerial connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity
MW: 30 µV
LW: 40 µV
Power amplifier section
Outputs
Speaker outputs (sure seal connectors)
Speaker impedance
4 – 8 ohms
Maximum power output 52 W × 4 (at 4 ohms)
General
Outputs
Audio outputs (front/rear)
Subwoofer output (mono)
Power antenna relay
control terminal (US, Canadian model)
Power aerial relay
control terminal (AEP, UK, E model)
Power amplifier control
terminal
FM/AM COMPACT DISC PLAYER
FM/MW/LW COMPACT DISC PLAYER
US Model
Canadian Model
AEP Model
UK Model
E Model
CDX-L300/L460X
MG-393X-121//K
KSS-720A
– Continued on next page –
US, Canadian Model
AEP, UK, E Model
1

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  • Page 1 External antenna connector Intermediate frequency 10.7 MHz/450 kHz FM/AM COMPACT DISC PLAYER Sensitivity 30 µV US, Canadian Model FM/MW/LW COMPACT DISC PLAYER AEP, UK, E Model Sony Corporation 9-873-692-04 2002L0400-1 e Vehicle Company © 2002. 12 Published by Sony Engineering Corporation...

  • Page 2: Service Notes

    LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
  • Page 3 CDX-M730 AEP, UK, E model: Notes on CD-R/CD-RW discs • You can play CD-Rs (recordable CDs)/CD-RWs (rewritable CDs) designed for audio use on this unit. Look for these marks to distinguish CD-Rs/CD-RWs for audio use. This label is located on the bottom of the chassis.
  • Page 4 CDX-M730 EXTENSION CABLE AND SERVICE POSITION When repairing or servicing this set, connect the jig (extension cable) as shown below. • Connect the MAIN board (CNP701) and the SERVO board (CN1) with the extension cable (Part No. J-2502-011-1). MAIN BOARD CNP701...

  • Page 5: Table Of Contents

    CDX-M730 TABLE OF CONTENTS 1. GENERAL 4. DIAGRAMS Location of Controls (US, Canadian Model) ......6 4-1. IC Pin Descriptions ............22 Connection example (US, Canadian Model) ......6 4-2. Block Diagram –CD Section– ........... 27 Connections (US, Canadian Model) ........7 4-3.

  • Page 6: General

    CDX-M730 SECTION 1 GENERAL This section is extracted from instruction manual. (US, Canadian Model) Connection example (US, Canadian Model)

  • Page 7: Connections (Us, Canadian Model)

    CDX-M730 Connections (US, Canadian Model)

  • Page 8: Location Of Controls (Aep, Uk, E Model)

    CDX-M730 (AEP, UK, E Model) Connection example (AEP, UK Model)

  • Page 9: Connections (Aep, Uk Model)

    CDX-M730 Connections (AEP, UK Model)

  • Page 10: Connection Example (E Model)

    CDX-M730 Connection example (E Model) Connections (E Model)

  • Page 11: Disassembly

    CDX-M730 SECTION 2 DISASSEMBLY Note : This set can be disassemble according to the following sequence. 2-1. FRONT PANEL ASSY 2-2. FRONT PANEL ASSY (NORMAL) (INOPERATIVE) (Page 12) (Page 12) 2-8. CHASSIS (T) SUB ASSY (Page 15) 2-3. CD MECHANISM BLOCK, FRONT PANEL (KEY) ASSY 2-9.

  • Page 12: Front Panel Assy (Normal)

    CDX-M730 Note : Follow the disassembly procedure in the numerical order given. 2-1. FRONT PANEL ASSY (NORMAL) 1 Turn on the power and open the front panel. 5 screw (panel) stand 4 screw (panel) flexible board 6 front panel (key) assy...

  • Page 13: Cd Mechanism Block, Front Panel (Key) Assy

    CDX-M730 2-3. CD MECHANISM BLOCK, FRONT PANEL (KEY) ASSY 7 bracket (CD) 5 CD mechanism block 6 PTT 2.6x6 8 tension spring (flexible) 0 cover (flexible) 9 slider (flexible) 3 PTT 2.6x4 qa CNP804 slider (flexible) flexible board Note: When installing the flexible board, 2 PTT 2.6x4...

  • Page 14: Motor Block Assy, Cam (R) Assy

    CDX-M730 2-5. MOTOR BLOCK ASSY, CAM (R) ASSY Note : Install the motor block assy and cam (R) assy in this roder. For phase alignment between cams (L) and (R), see page 19 and 21. 1 PTT 2.6x6 Note: Install the cam (R) assy with 4 PTT 2.6x6...

  • Page 15: Heat Sink

    CDX-M730 2-7. HEAT SINK 5 heat sink 4 PTT 2.6x6 3 PTT 2.6x10 1 PTT 2.6x6 2 PTT 2.6x6 2-8. CHASSIS (T) SUB ASSY 2 P 2x3 3 P 2x3 1 Unsolder the 4 chassis (T) sub assy lead wires.

  • Page 16: Lever Section, In Self Sw Board

    CDX-M730 2-9. LEVER SECTION, IN SELF SW BOARD 5 guide (disc) 6 lever (R) 3 tension spring (LR) 7 lever (L) 1 special screw 2 IN SELF SW board 4 claws 2-10. SERVO BOARD 8 special screw 9 SERVO board...

  • Page 17: Shaft Roller Assy, Load Sw Board

    CDX-M730 2-11. SHAFT ROLLER ASSY, LOAD-SW BOARD 3 retaing ring (RA) shaft retainer (roller) washer 4 shaft retainer (roller) washer shaft retainer retaing ring (roller) (RA) Fig. 1 6 special screw 5 shaft roller assy 2 arm (roller) 7 LOAD-SW board 1 tension spring (RA) 2-12.

  • Page 18: Optical Pick-Up Block

    CDX-M730 2-13. OPTICAL PICK-UP BLOCK 1 P 2x3 5 P 2x3 6 platespring (feed) 4 PICK-UP flexible board 2 sled motor assy 7 shaft (feed) assy 3 optical pick-up block...

  • Page 19: Phase Alignment

    CDX-M730 SECTION 3 PHASE ALIGNMENT 3-1. ARM (A-L) ASSY, ARM (B-L) ASSY 3 arm (A-L) assy 4 stop ring 1.5, type-E 2 stop ring 1.5, type-E 1 arm (B-L) assy bracket (L) assy 3-2. CAM (L) 1 Move the arm (B-L) assy in the direction of the arrow A and the arm (A-L) assy in the direction of 3 stop ring 1.5, type-E...

  • Page 20: Motor Block

    CDX-M730 3-3. MOTOR BLOCK 1 Turn the cam (L) and position the cam so that part A does not touch the SW board SW1001 and SW1002. 3 PTT 2.6x6 4 PTT 2.6x6 2 motor block SW board 5 PTT 2.6x6...

  • Page 21: Arm (A-R) Assy, Arm (B-R) Assy

    CDX-M730 3-5. ARM (A-R) ASSY, ARM (B-R) ASSY 4 stop ring 1.5, type-E 3 arm (A-R) assy 2 stop ring 1.5, type-E 1 arm (B-R) assy bracket (R) assy 3-6. CAM (R) 3 stop ring 1.5, type-E 1 Move the arm (B-R) assy in the direction of the arrow A and the arm (A-R) assy in the direction of the arrow B fully (full open state).

  • Page 22: Diagrams

    Beep signal output TEL ATT Telephone mute detect signal input UNI SI SONY BUS data signal input from bus interface (IC802) UNI SO SONY BUS data signal output to bus interface (IC802) SONY BUS clock signal output to bus interface (IC802)
  • Page 23 CDX-M730 Pin No. Pin Name Pin Description QUALITY Tuner noise detect signal input from electronic volume (IC305) FM AGC FM auto gain control signal output to tuner unit (TU601) MPTH Tuner multi-path signal input from RDS decoder (IC601) (AEP, UK, E model) S-meter signal input from tuner unit (TU601) —...
  • Page 24 CDX-M730 Pin No. Pin Name Pin Description DST SEL1 Destination select 1 signal input DST SEL2 Destination select 2 signal input BOOT Display CPU write-in control signal output to sub system control (IC301) S CODE1 Security code setting 1 signal input...
  • Page 25 CDX-M730 • IC301 HD6432355A44F (SUB SYSTEM CONTROL) Pin No. Pin Name Pin Description SA CLK Spectrum analyzer clock signal output to electronic volume (IC305) Not used. (Open) — Ground pin — Not used. (Open) — Power supply pin (+5 V) 6 to 9 Not used.
  • Page 26 CDX-M730 Pin No. Pin Name Pin Description EXTAL — Crystal oscillator (18.43 MHz) — Ground pin Not used. (Open) — Power supply pin (+5 V) 90 to 96 Not used. (Open) UNI SO Bus data signal output to bus interface (IC802)

  • Page 27: Block Diagram -Cd Section

    CDX-M730 4-2. BLOCK DIAGRAM — CD SECTION — RF AMP,DIGITAL SERVO DIGITAL SIGNAL PROCESSOR OPTICAL PICK-UP KSS-720A (Page 28) TUNER SECTION LOUT SYSTEM CONTROL ROUT IC801 (1/3) CONV R-CH DEMOD PACK 78 CD_PACK TSTB 29 TSTB DSUB CODE TSCK PROCESS CONV.

  • Page 28: Block Diagram -Tuner Section

    CDX-M730 4-3. BLOCK DIAGRAM — TUNER SECTION — PJ401 –1 BUS AUDIO IN ELECTRONIC VOLUME –2 R-CH IC305 (Page 27) AUXL 43 MDL SECTION –5 OUT LF AUDIO OUT Q202 DISPLAY SACLK 21 SACLK FRONT –6 R-CH SECTION SAOUT 23 SA OUT...

  • Page 29: Block Diagram -Display Section

    CDX-M730 4-4. BLOCK DIAGRAM — DISPLAY SECTION — Q806 BUS INTERFACE SUB SYSTEM CONTROL SYSTEM CONTROL IC802 IC301 IC801 (3/3) CNP801 (BUS CONTROL IN) UNI SI DATA UNI SI SA CLK SA CLK TUNER SA IN SA OUT UNI SO...

  • Page 30: Circuit Boards Location

    CDX-M730 4-5. CIRCUIT BOARDS LOCATION THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) for schematic diagram: IN SELF SW board SL SW board • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums.

  • Page 31: Schematic Diagram -Cd Mechanism Section

    CDX-M730 • Refer to page 30 for Waveforms. 4-6. SCHEMATIC DIAGRAM — CD MECHANISM SECTION — • Refer to page 46 for IC Block Diagrams. TP9 TP8 TP77 TP78 TP89 TP79 TP80 TP81 TP82 TP45 TP10 TP44 TP83 TP43 TP84...

  • Page 32: Printed Wiring Boards -Cd Mechanism Section

    CDX-M730 4-7. PRINTED WIRING BOARDS — CD MECHANISM SECTION — • Refer to page 30 for Circuit Boards Location.
  • Page 33 CDX-M730 • Semiconductor Location Ref. No. Location (Page 35)

  • Page 34: Printed Wiring Boards -Main Section

    CDX-M730 4-8. PRINTED WIRING BOARDS — MAIN SECTION — • Refer to page 30 for Circuit Boards Location. • Semiconductor Location Ref. No. Location Ref. No. Location IC301 D301 D303 H-10 IC303 D304 I-10 IC305 (D402) IC306 H-10 (D403) IC307...
  • Page 35 CDX-M730 BATT AEP,UK,E model (Page 33) US,Canadian model (Page 40)

  • Page 36: Schematic Diagram -Main Section (1/4)

    CDX-M730 • Refer to page 30 for Waveform. 4-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) — • Refer to page 46 for IC Block Diagrams. PJ403 R450 C324 R313 R323 C329 R327 R326 TU601 C325 R317 R316 C633 C637 R611...

  • Page 37: Schematic Diagram -Main Section (2/4)

    CDX-M730 4-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 48 for IC Block Diagram. R448 C465 PJ402 Q403 R449 PJ401 C462 R447 R103 C101 R465 R446 R101 D901 C436 JR812 C461 Q101 C409 C206 Q102 C205...

  • Page 38: Schematic Diagram -Main Section (3/4)

    CDX-M730 • Refer to page 30 for Waveforms. 4-11. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 48 for IC Block Diagram. (Page 36) (Page 37) FB801 Q804 R857 D923 R917 R813 IC B/D R855 R837 R865...

  • Page 39: Schematic Diagram -Main Section (4/4)

    CDX-M730 • Refer to page 30 for Waveforms. 4-12. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) — • Refer to page 49 for IC Block Diagrams. (Page 37) (Page 36) M601 C405 C413 CNP902 SW1001 D832 SW1002 C353 R353 C378 R373...

  • Page 40: Printed Wiring Board -Sub (Cd) Section

    CDX-M730 4-13. PRINTED WIRING BOARD — SUB (CD) SECTION — • Refer to page 30 for Circuit Boards Location. (Page 35) D513 C505 • Semiconductor Location Ref. No. Location D506 B-11 D507 D511 D512 D513 F-13 D514 C-10 IC502 C-13...

  • Page 41: Schematic Diagram -Sub (Cd) Section

    CDX-M730 4-14. SCHEMATIC DIAGRAM — SUB (CD) SECTION — • Refer to page 49 for IC Block Diagram. CN502 Q501 R502 JR552 R501 R503 R504 D514 D512 Q502 (Page 39) C506 SW501 R506 D513 CN501 R508 C507 R509 FB503 R507...

  • Page 42: Printed Wiring Board -Key Section

    CDX-M730 4-15. PRINTED WIRING BOARD — KEY SECTION — • Refer to page 30 for Circuit Boards Location. • Semiconductor Location Ref. No. Location Ref. No. Location Ref. No. Location LED5 LED14 B-13 (Page 44) LED6 LED15 B-11 (Page 34)

  • Page 43: Schematic Diagram -Key Section

    CDX-M730 4-16. SCHEMATIC DIAGRAM — KEY SECTION — LED4 LED6 LED8 LED11 LED17 LED15 LED16 LSW5(2/2) LSW7(2/2) LSW10(2/2) LSW13(2/2) LED2 LED3 LED5 LED10 LED12 LED18 LED13 LSW2(2/2) LSW8(2/2) LSW11(2/2) LSW18(2/2) LSW20(2/2) LED1 (Page 45) (Page LED7 LED14 LED9 LSW1(2/2) LSW9(2/2)

  • Page 44: Printed Wiring Board -Display Section

    CDX-M730 4-17. PRINTED WIRING BOARD — DISPLAY SECTION — • Refer to page 30 for Circuit Boards Location. LSW60 LED60 LED63 LCD60 LED62 LED65 LED64 LED67 LED66 LED68 LED69 (Page 42) • Semiconductor Location Ref. No. Location Ref. No. Location Ref.

  • Page 45: Schematic Diagram -Display Section

    CDX-M730 4-18. SCHEMATIC DIAGRAM — DISPLAY SECTION — • Refer to page 49 for IC Block Diagram. LCD60 (Page LSW60(1/2) CN60 IC60 IC61 FB60 IC B/D IC62 Note: • Voltage is dc with respect to ground under no-signal (detuned) condition.
  • Page 46 CDX-M730 • IC BLOCK DIAGRAMS IC1 µPD63711GC-8EU IC2 BA5810FP-E2 BIAS 71 70 LOADING PRE OPIN4+ FWD REV – OPIN4– MICROCOMPUTER INTERFACE AGCI 50 C2D3 LDCONT COMPARATOR 49 C2D2 POWER CD-TEXT DECODER OPOUT4 SAVE 48 C2D1 SUB-CODE PROCESSOR OPIN3+ MEMORY 47 C1D2 –...
  • Page 47 CDX-M730 IC305 TDA7406 32 31 30 29 28 27 26 25 MIXER SOFT STEP SOFT STEP SOFT STEP MONO FADER FADER FADER FADER CREF SUPPLY SACLK WOOFER FILTER OUTPUT SELECTOR DGND SWIN ACINR 17 SM ACOUTR SWACOUT C-BUS QUAL. QUAL...
  • Page 48 CDX-M730 IC901 TL1451ACDB VERF. +2.5V – REFERENCE VOLTAGE ERROR COMPA- AMP2 RATOR2 +2.5V VERF OUTPUT2 SHORT CIRCUIT VERF VERF PROTECTION COMPARATOR OUTPUT1 – LATCH U.V.L.O VREF/2 COMPA- RATOR1 TRIANGLE – OSCILLATOR ERROR AMP1 IC802 MM1175XFF BUS ON RESET RESET RESET IN...
  • Page 49 CDX-M730 IC307 BA6288FS IC303 TC7W14FU (TE12R) DRIVER DRIVER OUT1 OUT2 M BATT POWER VREF SAVE CLOSE OPEN IC502 RRX9000-0601#1 IC62 RRX9000-0601#1 L IN INPUT L IN SLAGE V STAB 320kHz V IN V AGC PULSE FORMER PULSE COUNTER...

  • Page 50: Exploded Views

    CDX-M730 SECTION 5 EXPLODED VIEWS NOTE: • The mechanical parts with no reference The components identified by • Color Indication of Appearance Parts mark 0 or dotted line with mark number in the exploded views are not supplied. Example : 0 are critical for safety.

  • Page 51: Cam Section

    CDX-M730 5-2. CAM SECTION M601 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-230-495-01 CAM (L) 3-230-494-01 GEAR (C) X-3380-549-1 ARM (B-R) ASSY 3-230-496-01 CAM (R) X-3380-544-1 BRACKET (L) ASSY X-3380-545-1 BRACKET (R) ASSY X-3380-548-1 ARM (B-L) ASSY...

  • Page 52: Main Board Section

    CDX-M730 5-3. MAIN BOARD SECTION TU601 F901 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3380-558-1 CHASSIS (CD) ASSY * 110 3-230-509-01 CHASSIS, BACK * 102 3-230-417-11 SHEET, INSULATING * 111 3-019-565-01 BRACKET (IC) 3-230-493-01 GEAR (DRIVE SHAFT)

  • Page 53: Front Panel (Key) Assy Section

    CDX-M730 5-4. FRONT PANEL (KEY) ASSY SECTION front panel (DSPL) assy not supplied (KEY board) LCD1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3382-005-1 PANEL (KEY) SUB ASSY, FRONT (US,CND) * 164 3-230-486-01 HOLDER (LCD-KEY)

  • Page 54: Front Panel (Dspl) Assy Section

    CDX-M730 Ver 1.3 5-5. FRONT PANEL (DSPL) ASSY SECTION not supplied (DISPLAY board) LCD60 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-230-470-01 PANEL (FRONT BACK) 3-230-427-01 BUTTON (RESET-DSPL) 3-230-472-01 SPRING (LOCK), TENSION A-3315-515-A PANEL (DSPL) ASSY, FRONT...

  • Page 55: Cd Mechanism Section (1)

    CDX-M730 5-6. CD MECHANISM SECTION (1) (MG-393X-121//K) M903 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 251 1-676-709-11 IN SELF SW BOARD 3-221-779-01 BRACKET (MOTOR) 3-040-039-02 CHASSIS (T) 3-040-034-01 SPRING (RA), TENSION 3-040-038-01 SPRING (LR), TENSION...

  • Page 56: Cd Mechanism Section (2)

    CDX-M730 5-7. CD MECHANISM SECTION (2) (MG-393X-121//K) not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-040-025-01 ARM, CHUCKING 3-040-033-01 SPRING (KF1), TENSION 3-040-031-01 DAMPER (T) A-3307-422-A CHASSIS (M) COMPLETE ASSY 3-040-056-01 LEVER (D) 3-040-059-01 SPRING (TR), TENSION...

  • Page 57: Cd Mechanism Section (3)

    CDX-M730 5-8. CD MECHANISM SECTION (3) (MG-393X-121//K) M901 (Supplied with 351) M902 The components identified by Les composants identifiés par une mark 0 or dotted line with mark marque 0 sont critiques pour 0 are critical for safety. la sécurité.

  • Page 58: Electrical Parts List

    1-107-826-11 CERAMIC CHIP 0.1uF 1-115-412-11 CERAMIC CHIP 680PF < DIODE > 1-165-176-11 CERAMIC CHIP 0.047uF LED60 8-719-079-49 LED NSSW450-BRS-TVR (SONY) 1-165-176-11 CERAMIC CHIP 0.047uF LED62 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT) 1-165-176-11 CERAMIC CHIP 0.047uF LED63 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT)
  • Page 59 CDX-M730 DISPLAY IN SELF SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-033-00 METAL CHIP 1/10W 1-165-176-11 CERAMIC CHIP 0.047uF 1-216-864-11 METAL CHIP 1/16W 1-165-176-11 CERAMIC CHIP 0.047uF 1-216-033-00 METAL CHIP 1/10W 1-165-176-11 CERAMIC CHIP 0.047uF...
  • Page 60 CDX-M730 LOAD SW MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LSW18 1-771-883-11 SWITCH, TACTILE (WITH LED) (DISC –) 1-216-029-00 METAL CHIP 1/10W LSW20 1-771-883-11 SWITCH, TACTILE (WITH LED) (DISC +) (US,CND) LSW22 1-771-883-11 SWITCH, TACTILE (WITH LED) (> M)
  • Page 61 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C106 1-162-964-11 CERAMIC CHIP 0.001uF C438 1-124-233-11 ELECT 10uF C201 1-124-233-11 ELECT 10uF C440 1-126-160-11 ELECT C202 1-124-233-11 ELECT 10uF C442 1-162-970-11 CERAMIC CHIP 0.01uF C203 1-125-891-11 CERAMIC CHIP 0.47uF...
  • Page 62 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C705 1-125-837-11 CERAMIC CHIP 6.3V C961 1-162-964-11 CERAMIC CHIP 0.001uF C706 1-125-837-11 CERAMIC CHIP 6.3V C707 1-115-156-11 CERAMIC CHIP < CONNECTOR > C801 1-164-156-11 CERAMIC CHIP 0.1uF...
  • Page 63 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D843 8-719-978-33 DIODE DTZ-TT11-6.8B JR601 1-216-864-11 METAL CHIP 1/16W D901 8-719-049-38 DIODE 1N5404TU JR602 1-216-864-11 METAL CHIP 1/16W D902 8-719-055-30 DIODE D1FS4A-TA JR604 1-216-295-11 SHORT (AEP,UK,E)
  • Page 64 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q903 8-729-038-68 TRANSISTOR KRC103S R336 1-216-836-11 METAL CHIP 1/16W Q904 8-729-038-55 TRANSISTOR KRA103S R337 1-216-073-00 RES-CHIP 1/10W Q905 8-729-038-68 TRANSISTOR KRC103S R338 1-216-837-11 METAL CHIP 1/16W...
  • Page 65 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R606 1-216-025-11 RES-CHIP 1/10W R820 1-216-809-11 METAL CHIP 1/16W (AEP,UK,E) R823 1-216-081-00 METAL CHIP 1/10W R607 1-216-797-11 METAL CHIP 1/16W R824 1-216-025-11 RES-CHIP 1/10W (AEP,UK,E) R825...
  • Page 66 CDX-M730 MAIN SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R891 1-216-857-11 METAL CHIP 1/16W R955 1-216-825-11 METAL CHIP 2.2K 1/16W R893 1-216-845-11 METAL CHIP 100K 1/16W R956 1-216-809-11 METAL CHIP 1/16W R894 1-216-849-11 METAL CHIP...
  • Page 67 CDX-M730 SERVO SL SW SUB (CD) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-126-393-11 ELECT CHIP 33uF 1-676-708-11 SL SW BOARD 1-164-227-11 CERAMIC CHIP 0.022uF ************ 1-107-826-11 CERAMIC CHIP 0.1uF 1-164-227-11 CERAMIC CHIP 0.022uF < CONNECTOR >...
  • Page 68 CDX-M730 SUB (CD) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > PARTS FOR INSTALLATION AND CONNECTIONS ************************************** SW501 1-692-135-21 SWITCH, KEYBOARD (RESET) 3-014-370-21 FRAME, FITTING ************************************************************* 3-907-531-01 SCREW (US,CND) 1-681-375-11 SW BOARD X-3366-405-1 SCREW ASSY (EXP), FITTING (AEP,UK,E)
  • Page 69 CDX-M730 US Model Canadian Model SERVICE MANUAL AEP Model UK Model E Model Ver 1.2 2002. 11 SUPPLEMENT-1 File this supplement with the service manual. Subject : Change the suffix number (-13) of main board and power IC (IC903). (ENG-02013) The main board has been changed for those sets that have their serial numbers of 3536845 and later.
  • Page 70 CDX-M730 • Waveforms THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. Main Board — — (In addition to this, the necessary note is (MODE: FM) printed in each block.) for schematic diagram: • All capacitors are in µF unless otherwise noted. pF: µµF 3.8Vp-p...
  • Page 71 CDX-M730 • IC BLOCK DIAGRAMS IC305 TDA7406 IC601 SAA6588T/V2 IC802 MM1175XFF BUS ON MULTI MPTH PATH SMETER DETECTOR 32 31 30 29 28 27 26 25 RESET RESET RESET IN TEST SWITCH TEST CONTROL RDS/RDBS MIXER DEMODULATOR BATT BATT BUS ON...
  • Page 72 CDX-M730 1. PRINTED WIRING BOARDS — MAIN SECTION — • Semiconductor Location Ref. No. Location Ref. No. Location D301 IC301 D303 H-10 IC303 (D402) IC305 (D403) IC306 G-10 (D405) IC307 H-10 Q202 Q201 Q102 Q403 (D406) (IC308) H-10 R840 (D407)
  • Page 73 CDX-M730 PJ401 CNP803 CNP801 CNP901 IC903 TU601 F901 C407 JW109 PJ403 PJ402 R841 R201 JW123 R956 CNP903 JR604 R202 CNP904 R203 C920 C917 D409 R449 D411 R204 JW122 R919 C440 R935 D403 D908 R447 C102 R610 R446 D410 D407 JW121...
  • Page 74 CDX-M730 • Refer to page 2 for Waveform. 2. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) — • Refer to page 2 for IC Block Diagrams. PJ403 C324 R450 R313 R323 C329 R327 R326 TU601 C325 R317 R316 C633 C637 R611...
  • Page 75 CDX-M730 3. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 2 for IC Block Diagram. R448 PJ402 C465 Q403 R449 PJ401 C462 R447 R103 C101 R465 R446 R101 D901 C436 JR812 C461 Q101 C409 C206 Q102 C205...
  • Page 76 CDX-M730 • Refer to page 2 for Waveforms. 4. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 2 for IC Block Diagram. (Page 6) (Page 7) FB801 Q804 R857 D923 R917 R813 IC B/D R855 R837 R865...
  • Page 77 CDX-M730 • Refer to page 2 for Waveforms. 5. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) — • Refer to page 2 for IC Block Diagrams. (Page 7) (Page 6) M601 C405 C413 CNP902 SW1001 D832 SW1002 C353 R353 C378 R373...
  • Page 78 CDX-M730 MAIN 6. ELECTRICAL PARTS LIST Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NOTE: C607 1-162-964-11 CERAMIC CHIP 0.001uF C810 1-164-156-11 CERAMIC CHIP 0.1uF • Due to standardization, replacements in • Items marked “*” are not stocked since...
  • Page 79 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < DIODE > D915 8-719-978-33 DIODE DTZ-TT11-6.8B D916 8-719-055-30 DIODE D1FS4A-TA D301 8-719-914-43 DIODE DAN202K D917 8-719-056-93 DIODE UDZ-TE-17-18B D303 8-719-914-44 DIODE DAP202K D918 8-719-069-56 DIODE UDZS-TE-17-6.2B...
  • Page 80 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < COIL > Q930 8-729-106-60 TRANSISTOR 2SB1115A L701 1-412-054-21 INDUCTOR 2.2uH < RESISTOR > L901 1-419-476-31 COIL, CHOKE 250uH L902 1-419-537-11 COIL, CHOKE 330uH R101 1-216-841-11 METAL CHIP...
  • Page 81 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R383 1-216-821-11 METAL CHIP 1/10W R624 1-216-025-11 RES-CHIP 1/10W R384 1-216-845-11 METAL CHIP 100K 1/10W (AEP,UK,E) R385 1-216-845-11 METAL CHIP 100K 1/10W R625 1-216-121-11 RES-CHIP 1/10W...
  • Page 82 CDX-M730 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R855 1-216-821-11 METAL CHIP 1/10W R928 1-216-845-11 METAL CHIP 100K 1/10W R856 1-216-815-11 METAL CHIP 1/10W R929 1-216-837-11 METAL CHIP 1/10W R857 1-216-845-11 METAL CHIP 100K...
  • Page 83 CDX-M730 MEMO...
  • Page 84 CDX-M730 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2002.

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