Table Of Contents - Sony CX-BK1 Service Manual

1. SERVICING NOTES
2. GENERAL
Location of Controls ....................................................... 6
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 8
3-2. Panel ................................................................................ 9
3-3. Top Panel Block .............................................................. 9
3-4. Front Panel Assy ............................................................. 10
3-5. MAIN Board ................................................................... 10
3-6. Rear Cover ....................................................................... 11
3-7. Tuner (FM/AM) .............................................................. 11
3-8. SPEAKER Board ............................................................ 12
3-9. ACDC Board, Power Transformer .................................. 12
3-10. AMP Board ..................................................................... 13
3-11. CD Mechanism Deck (CDM69BV-30CBD64NS) ......... 13
3-12. Signal Cassette Mechanism ............................................ 14
3-13. Base Unit Section ............................................................ 14
3-14. Base Unit (BU-30CBD64NS) ......................................... 15
3-15. BD Board ......................................................................... 15
3-16. SW (1) Board, SW (2) Board, SW (3) Board,
SW (4) Board, Bracket (Top) Assy ................................. 16
3-17. CONNECTOR Board ..................................................... 16
3-18. Motor (Stocker) Assy (Stocker) (M761) ........................ 17
3-19. Motor (Roller) Assy (Roller) (M781) ............................. 17
3-20. Motor (Mode) Assy (Mode) (M771) .............................. 18
3-21. Rubber Roller (Slider) Assy ........................................... 18
3-22. Timing Belt (Front/Rear) ................................................ 19
3-23. Cam (Gear) ...................................................................... 19
3-24. SENSOR Board ............................................................... 20
4. ASSEMBLY
4-1. How to Install the Cam (Eject Lock) .............................. 21
4-2. How to Install the Cam (Gear) ........................................ 21
4-3. How to Install the Gear (Mode C) .................................. 22
4-4. How to Install the Gear (Mode Cam) ............................. 22
4-5. How to Install the Rotary Encoder (S702),
Gear (Stocker Communication) ...................................... 23
4-6. How to Install the Stocker Assy ...................................... 23
5. TEST MODE
.............................................................. 24
6. MECHANICAL ADJUSTMENTS
7. ELECTRICAL ADJUSTMENTS
Deck Section ................................................................... 25
CD Section ...................................................................... 28
8. DIAGRAMS
8-1. Block Diagram - CD Section - ..................................... 31
8-2. Block Diagram - TUNER/TAPE/USB Section - ......... 32
8-3. Block Diagram - AMP Section - .................................. 33
8-4. Block Diagram - POWER SUPPLY Section - ............. 34
8-5. Note for Printed Wiring Boards
and Schematic Diagrams ................................................ 35
8-6. Printed Wiring Board - BD Board - ............................. 36
8-7. Schematic Diagram - BD Board - ................................ 37
8-8. Printed Wiring Boards - CHANGER Section - ............ 38
8-9. Schematic Diagram - CHANGER Section - ................ 39
8-10. Printed Wiring Board
- DECK Board (Except US model) - ............................ 40
8-11. Schematic Diagram
- DECK Board (Except US model) - ............................. 41

TABLE OF CONTENTS

................................................ 4
....................... 25
8-12. Printed Wiring Board - MAIN Board - ........................ 43
8-13. Schematic Diagram - MAIN Board (1/4) - .................. 44
8-14. Schematic Diagram - MAIN Board (2/4) - .................. 45
8-15. Schematic Diagram - MAIN Board (3/4) - .................. 46
8-16. Schematic Diagram - MAIN Board (4/4) - .................. 47
8-17. Printed Wiring Board - USB AUX Board - .................. 48
8-18. Schematic Diagram - USB AUX Board - ..................... 49
8-19. Printed Wiring Boars - MIC Board
(Chilean, Peruvian and Mexican models) - ................... 50
8-20. Schematic Diagram - MIC Board
(Chilean, Peruvian and Mexican models) - ................... 51
8-21. Schematic Diagram - AMP Board (1/2) - .................... 52
8-22. Schematic Diagram - AMP Board (2/2) - .................... 53
8-23. Printed Wiring Board - AMP Board - .......................... 54
8-24. Printed Wiring Board - HEADPHONE Board - .......... 55
8-25. Schematic Diagram - HEADPHONE Board - ............. 55
8-26. Printed Wiring Board - SPEAKER Board - ................. 56
8-27. Schematic Diagram - SPEAKER Board - .................... 57
8-28. Printed Wiring Boards - KEY Section - ....................... 58
8-29. Schematic Diagram - KEY Section - ........................... 59
8-30. Printed Wiring Boards - LCD Section - ....................... 60
8-31. Schematic Diagram - LCD Section - ........................... 61
8-32. Printed Wiring Board - ACDC Board - ........................ 62
8-33. Schematic Diagram - ACDC Board - ........................... 63
8-34. Printed Wiring Board
- PT Board (US, AEP and UK models) - ...................... 64
8-35. Schematic Diagram
- PT Board (US, AEP and UK models) - ...................... 65
8-36. Printed Wiring Board - PT Board
(Chilean, Peruvian and Mexican models) - ................... 66
8-37. Schematic Diagram - PT Board
(Chilean, Peruvian and Mexican models) - ................... 67
8-38. IC Pin Function Description ........................................... 73
9. EXPLODED VIEWS
9-1. Panel Section ................................................................... 79
9-2. Top Panel Block .............................................................. 80
9-3. Front Panel Block-1 ........................................................ 81
9-4. Front Panel Block-2 ........................................................ 82
9-5. Front Panel Block-3 ........................................................ 83
9-6. Chassis Block-1 ............................................................... 84
9-7. Chassis Block-2 ............................................................... 85
9-8. CD Mechanism Deck Section-1
(CDM69BV-30CBD64NS) ............................................. 86
9-9. CD Mechanism Deck Section-2
(CDM69BV-30CBD64NS) ............................................. 87
9-10. CD Mechanism Deck Section-3
(CDM69BV-30CBD64NS) ............................................. 88
9-11. CD Mechanism Deck Section-4
(CDM69BV-30CBD64NS) ............................................. 89
9-12. CD Mechanism Deck Section-5
(CDM69BV-30CBD64NS) ............................................. 90
9-13. CD Mechanism Deck Section-6
(CDM69BV-30CBD64NS) ............................................. 91
9-14. Optical Pick-up Section (BU-30CBD64NS) .................. 92
10. ELECTRICAL PARTS LIST
CX-BK1
............................... 93
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