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Sony XR-CA630X Service Manual
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Sony XR-CA630X Service Manual

Sony XR-CA630X Service Manual

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SERVICE MANUAL
Ver 1.1 2003.01
Sony Corporation
9-873-471-02
2003A0500-1
e Vehicle Company
C 2003.01
Published by Sony Engineering Corporation
XR-CA630X
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
SPECIFICATIONS
FM/MW/LW CASSETTE CAR STEREO
AEP Model
UK Model
NEW
MG-25M-136

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  • Page 1 XR-CA630X SERVICE MANUAL AEP Model UK Model Ver 1.1 2003.01 Model Name Using Similar Mechanism Tape Transport Mechanism Type MG-25M-136 SPECIFICATIONS FM/MW/LW CASSETTE CAR STEREO Sony Corporation 9-873-471-02 2003A0500-1 e Vehicle Company C 2003.01 Published by Sony Engineering Corporation...

  • Page 2: Table Of Contents

    XR-CA630X TABLE OF CONTENTS Notes on chip component replacement • Never reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be dam- GENERAL aged by heat. Location of Controls ............3 Flexible Circuit Board Repairing DISASSEMBLY •...
  • Page 3 XR-CA630X SECTION 1 This section is extracted from instruction manual. GENERAL...
  • Page 4 XR-CA630X...
  • Page 5 XR-CA630X...
  • Page 6 XR-CA630X...

  • Page 7: Disassembly

    XR-CA630X SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW Note 1: The process described in can be performed in any order. Note 2: Without completing the process described in , the next process can not be performed.

  • Page 8: Main Board

    XR-CA630X 2-3. MAIN BOARD 3 rubber cap (25) 2 three ground point screws (PTT2.6 × 6) 1 three screws (PTT2.6 × 8) 4 main board 2-4. HEAT SINK (ISO2P) 1 three screws (PTT2.6 × 8) 3 heat sink (ISO2P) 2 two screws (PTT2.6 ×...

  • Page 9: Assembly

    XR-CA630X SECTION 3 ASSEMBLY • This set can be assembled in the order shown below. 3-1. ASSEMBLY FLOW 3-2. HOUSING (Page 10) 3-3. ARM (SUCTION) (Page 10) 3-4. LEVER (LDG-A)/(LDG-B) (Page 11) 3-5. GEAR (LDG-FT) (Page 11) 3-6. GUIDE (C) (Page 12) 3-7.

  • Page 10: Housing

    XR-CA630X Note: Follow the assembly procedure in the numerical order given. 3-2. HOUSING 7 Hold the hanger by bending the claw. 5 Fit projection on C part. 1 Install the catch to the hanger. 2 Install the hanger onto two claws of the housing.

  • Page 11: Lever (Ldg-A)/(Ldg-B)

    XR-CA630X 3-4. LEVER (LDG-A) / (LDG-B) shaft A shaft A shaft B shaft B shaft C 1 Fit the lever (LDG-A) on 3 type-E stop ring 2.0 shafts A – C and install it. 2 Fit the lever (LDG-B) on shafts A and B and install it.

  • Page 12: Guide (C)

    XR-CA630X 3-6. GUIDE (C) 2 guide (C) 1 three claws 3-7. MOUNTING POSITION OF CAPSTAN/REEL MOTOR (M901) two precision screws (P2 × 2) capstan/reel motor (M901) Note: Mount the motor so that the angle between of the motor and the hole for the becomes 30 °...

  • Page 13: Mechanical Adjustments

    XR-CA630X SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS 1. Clean the following parts with a denatured-alcohol-moistened TAPE DECK SECTION 0 dB=0.775 V swab: playback head pinch roller TAPE SPEED ADJUSTMENT rubber belt capstan Setting: idler 2. Demagnetize the playback head with a head demagnetizer.

  • Page 14: Diagrams

    XR-CA630X SECTION 6 DIAGRAMS 6-1. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Board: Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted. pF: µµF • X : parts extracted from the component side.

  • Page 15: Printed Wiring Board - Main Board

    XR-CA630X 6-2. PRINTED WIRING BOARD – MAIN Board – BUS AUDIO AUDIO OUT (REMOTE IN) REAR CN581 FM/AM ANTENNA IN BUS CONTROL MAIN BOARD CN781 (FRONT VIEW) CN781 F781 14 13 IC751 REAR RCH+ FRONT RCH+ FRONT LCH+ REAR LCH+ GRN/BLK REAR LCH–...

  • Page 16: Schematic Diagram – Main Board (1/3)

    XR-CA630X 6-3. SCHEMATIC DIAGRAM – MAIN Board (1/3) – • • See page 14 for Waveform. See page 22 for IC Block Diagrams. (Page 18) (Page 17)

  • Page 17: Schematic Diagram - Main Board (1/3)

    XR-CA630X Ver 1.1 6-4. SCHEMATIC DIAGRAM – MAIN Board (2/3) – • • See page 14 for Waveforms. See page 22 for IC Block Diagrams. (Page 16) (Page 18)

  • Page 18: Schematic Diagram - Main Board (3/3)

    XR-CA630X 6-5. SCHEMATIC DIAGRAM – MAIN Board (3/3) – • See page 22 for IC Block Diagrams. (Page 16) (Page 19) (Page 17)

  • Page 19: Printed Wiring Board - Sub Board

    XR-CA630X 6-6. PRINTED WIRING BOARD – SUB Board – 6-7. SCHEMATIC DIAGRAM – SUB Board – SUB BOARD (COMPONENT SIDE) TAPE DECK ILLUMINATION LED801 K1 S2 K2 A1 S1 A2 LSW801 (Page 21) 1-676-603- (21) (Page 15) MAIN BOARD CN701...

  • Page 20: Printed Wiring Board - Key Board

    XR-CA630X 6-8. PRINTED WIRING BOARD – KEY Board – KEY BOARD (COMPONENT SIDE) DISPLAY DISC/ PRESET MODE MENU LCD901 LIQUID CRYSTAL DISPLAY LIST (LCD BACK LIGHT) SOURCE (LCD BACK LIGHT) SEEK+ SEEK− ENTER LED901, 912, 917 IC971 DISC/ SOUND PRESET −...

  • Page 21: Schematic Diagram - Key Board

    XR-CA630X 6-9. SCHEMATIC DIAGRAM – KEY Board – • See page 14 for Waveform. R998 RE901 LED914 R995 ROTARY CL-190UB R997 ENCODER R976 VOLUME LSW906(2/2) LSW910(2/2) LSW913(2/2) R996 CONTROL R982 REMOTE CONTROL RECEIVER R983 IC971 R984 R985 R986 RS-670 R987 2.2k...
  • Page 22 XR-CA630X • IC Block Diagrams IC331 TDA7406 – MAIN Board – IC51 SAA6588T-118 MIXER SPECTRUM POWER SUPPLY PAUSE SACLK ANALYZER & RESET DETECTOR MULTI PATH 57kHz DETECTOR 8th ORDER BAND-PASS FILTER CLOCKED SIGNAL QUALITY COMPARATOR DECODER FRONT REAR CLOCK CLOCK...
  • Page 23 XR-CA630X IC351 LB1930M-TLM BUFFER OUT1 MOTOR CONTROL DRIVE CIRCUIT CIRCUIT OUT2 BUFFER S-GND P-GND IC581 MM1175XFF BUS ON RESET RESET RESET SWITCH BUS ON BATT BATT SWITCH BATT VREF CHECK DATA DATA IN IN/OUT DATA OUT IC611 BA4908-V3 REGULATOR OVER VOLTAGE PROTECT –...

  • Page 24: Ic Pin Function Description

    Reset signal output to the SONY bus interface (IC581) “L”: reset BUSON Bus on/off control signal output to the SONY bus interface (IC581) “L”: bus on Input of acknowledge signal for the key entry Acknowledge signal is input to accept function KEYACK and eject keys in the power off status On at input of “H”...
  • Page 25 BUSSI Serial data input from the SONY bus interface (IC581) BUSCKO Serial data transfer clock signal output to the SONY bus interface (IC581) Two-way data IIC bus with the FM/AM tuner unit (TU1), RDS decoder (IC51) and electrical IIC SIO...
  • Page 26 XR-CA630X Pin No. Pin Name Description Power on/off control signal output of the illumination LED and liquid crystal display driver ILLON (IC900) “H”: power on Rotation detection signal input from supply reel sensor and take-up reel sensor on the mechanism...

  • Page 27: Exploded Views

    XR-CA630X SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they may have some difference from the original are seldom required for routine service. Some one. delay should be anticipated when ordering •...

  • Page 28: Front Panel Section

    XR-CA630X 7-2. FRONT PANEL SECTION LCD901 not supplied (KEY board) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3337-050-A PANEL COMPLETE ASSY, FRONT 3-236-268-11 BUTTON (WL) (MBP) 3-236-267-01 BUTTON (R) (LIST. ENTER. SOUND. TA. MENU) 3-236-284-01 PLATE (LCD), GROUND...

  • Page 29: Main Board Section

    XR-CA630X 7-3. MAIN BOARD SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3220-812-A TUNER UNIT (TUX-020) A-3340-287-A MAIN BOARD, COMPLETE * 102 3-041-262-01 HEAT SINK (REG/XR) 7-685-793-09 SCREW +PTT 2.6X8 (S) * 103 3-040-998-01 BRACKET (IC) 7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3 7-685-795-09 SCREW +PTT 2.6X12 (S)

  • Page 30: Mechanism Deck Section (Mg-25M-136)

    XR-CA630X 7-4. MECHANISM DECK SECTION (MG-25M-136) HP901 M901 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3291-667-A CLUTCH (FR) ASSY 3-933-344-22 GUIDE (C) 3-927-100-21 SCREW (+PS 2X10), SPECIAL * 152 3-019-130-01 LEVER (LDG-A) * 153...

  • Page 31: Electrical Parts List

    XR-CA630X SECTION 8 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they When indicating parts by reference number, please include the board. parts list may be different from the parts speci- are seldom required for routine service.
  • Page 32 XR-CA630X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-126-947-11 ELECT 47uF R927 1-216-809-11 METAL CHIP 1/16W 1-162-968-11 CERAMIC CHIP 0.0047uF 10% R928 1-216-809-11 METAL CHIP 1/16W 1-107-826-11 CERAMIC CHIP 0.1uF R931 1-216-029-00 RES-CHIP 1/10W...
  • Page 33 XR-CA630X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C281 1-124-233-11 ELECT 10uF C905 1-162-927-11 CERAMIC CHIP 100PF C283 1-163-251-11 CERAMIC CHIP 100PF C284 1-107-823-11 CERAMIC CHIP 0.47uF C907 1-162-970-11 CERAMIC CHIP 0.01uF C285 1-162-964-11 CERAMIC CHIP 0.001uF...
  • Page 34 XR-CA630X Ver 1.1 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > JC761 1-216-295-00 SHORT IC51 8-759-492-59 IC SAA6588T/V2-118 JC762 1-216-295-00 SHORT IC90 8-759-100-96 IC uPC4558G2-E1 JC763 1-216-296-11 SHORT IC301 8-752-079-78 IC CXA2509AQ-T4...
  • Page 35 XR-CA630X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R100 1-216-825-11 METAL CHIP 2.2K 1/16W R526 1-216-845-11 METAL CHIP 100K 1/16W R101 1-216-817-11 METAL CHIP 1/16W R527 1-216-845-11 METAL CHIP 100K 1/16W R102 1-216-851-11 METAL CHIP...
  • Page 36 XR-CA630X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R632 1-216-033-00 METAL CHIP 1/10W M901 A-3291-665-A MOTOR ASSY, MAIN (CAPSTAN/REEL) ************************************************************ R633 1-216-033-00 METAL CHIP 1/10W R634 1-216-033-00 METAL CHIP 1/10W ACCESSORIES R635 1-216-033-00 METAL CHIP...
  • Page 37 XR-CA630X MEMO...
  • Page 38 XR-CA630X 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 2002.01...

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