Table Of Contents - Sony CMT-A70 Service Manual

1. SERVICING NOTES
2. GENERAL
................................................................... 6
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 9
3-2. Cabinet Rear .................................................................... 10
3-3. CD Door .......................................................................... 10
3-4. CD Mechanism Deck (FLM-A50) .................................. 11
3-5. SUB Board ...................................................................... 11
3-6. Top Case Assy ................................................................. 12
3-7. MAIN Board .................................................................... 12
3-8. CD Board ......................................................................... 13
3-9. Tray .................................................................................. 13
3-10. Optical Pick-up Block
(KSM-213CCP or KSM-213RCP) .................................. 14
3-11. Optical Pick-up (KSS-213C) ........................................... 14
3-12. Optical Pick-up (KSS-213R) ........................................... 15
3-13. Tape Mechanism Deck (CMAL1Z252A) ........................ 15
4. TEST MODE
.............................................................. 16
5. ELECTRICAL ADJUSTMENTS
Deck Section .................................................................... 18
CD Section ...................................................................... 19
6. DIAGRAMS
6-1. Block Diagram - SERVO Section - ............................... 20
6-2. Block Diagram - MAIN Section - ................................. 21
6-3. Block Diagram
- PANEL, POWER SUPPLY Section - .......................... 22
6-4. Printed Wiring Board - CD Board - .............................. 24
6-5. Schematic Diagram - CD Board - ................................. 25
6-6. Printed Wiring Board
- MAIN Board (Component Side) - ............................... 26
6-7. Printed Wiring Board
- MAIN Board (Conductor Side) - ................................. 27
6-8. Schematic Diagram - MAIN Board (1/2) - ................... 28
6-9. Schematic Diagram - MAIN Board (2/2) - ................... 29
6-10. Printed Wiring Boards - REGULATOR Section - ........ 30
6-11. Schematic Diagram - REGULATOR Section - ............. 31
6-12. Printed Wiring Boards - PANEL, MOTOR Section - ... 32
6-13. Schematic Diagram - PANEL, MOTOR Section - ........ 33
6-14. Printed Wiring Boards
- AMP, POWER SUPPLY Section (CMT-A50 only) - .. 34
6-15. Schematic Diagram
- AMP, POWER SUPPLY Section (CMT-A50 only) - .. 35
6-16. Printed Wiring Boards
- AMP Section (CMT-A70 only) - ................................. 36
6-17. Schematic Diagram
- AMP Section (CMT-A70 only) - ................................. 37
6-18. Printed Wiring Board
- POWER SUPPLY Section (CMT-A70 only) - ............ 38
6-19. Schematic Diagram
- POWER SUPPLY Section (CMT-A70 only) - ............ 39

TABLE OF CONTENTS

............................................... 4
7. EXPLODED VIEWS
7-1. Overall Section ................................................................ 50
7-2. Front Panel Section ......................................................... 51
7-3. Top Case Section ............................................................. 52
7-4. CD Mechanism Deck Section (FLM-A50) ..................... 53
7-5. Optical Pick-up Section (KSM-213CCP) ........................ 54
7-6. Optical Pick-up Section (KSM-213RCP) ........................ 55
7-7. Speaker (Left) Section (A50) .......................................... 56
7-8. Speaker (Right) Section (A50) ........................................ 57
7-9. Speaker (Left) Section (A70) .......................................... 58
7-10. Speaker (Right) Section (A70) ........................................ 59
8. ELECTRICAL PARTS LIST
CMT-A50/A70
Ver. 1.2
................................ 60
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