Table Of Contents - Sony HCD-GRX80 Service Manual

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1. SERVICING NOTE
.......................................................... 5
2. GENERAL
.......................................................................... 6
3. DISASSEMBLY
3-1. Loading Panel ....................................................................... 8
3-2. Front Panel ............................................................................ 8
3-3. Cassette Lid and Tape Mechanism ........................................ 9
3-4. CD SW Board and Panel Board ............................................ 9
3-5. Disc Tray ............................................................................. 10
4. SERVICE MODE
............................................................ 11
5. MECHANICAL ADJUSTMENTS ..........................
6. ELECTRICAL ADJUSTMENTS
7. DIAGRAMS
7-1. Circuit Boards Location ...................................................... 18
7-2. Block Diagrams
• CD Section ....................................................................... 19
• Deck Section .................................................................... 21
• Main Section .................................................................... 23
• Main Power/Sub Power Section ...................................... 25
• Display Section ................................................................ 27
7-3. Printed Wiring Board - BD (CD) Section - ....................... 31
7-4. Schematic Diagram - BD (CD) Section - .......................... 33
7-5. Printed Wiring Board - Main Section - .............................. 35
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7-6. Schematic Diagram - Main (1/4) Section - ........................ 37
7-7. Schematic Diagram - Main (2/4) Section - ........................ 39
7-8. Schematic Diagram - Main (3/4) Section - ........................ 41
7-9. Schematic Diagram - Main (4/4) Section - ........................ 43
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TABLE OF CONTENTS

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7-10. Printed Wiring Board - Leaf SW Section - ..................... 45
7-11. Schematic Diagram - Leaf SW Section - ........................ 46
7-12. Schematic Diagram - Deck Section - .............................. 47
7-13. Printed Wiring Board - Deck Section - ........................... 49
7-14. Printed Wiring Board - Panel Section - ........................... 51
7-15. Schematic Diagram - Panel (1/3) Section - ..................... 53
7-16. Schematic Diagram - Panel (2/3) Section - ..................... 55
7-17. Schematic Diagram - Panel (3/3) Section - ..................... 57
7-18. Schematic Diagram - CD Motor Section - ...................... 59
7-19. Printed Wiring Board - CD Motor Section - ................... 61
7-20. Schematic Diagram - Trans Section - ............................. 63
7-21. Schematic Diagram - Sub Trans Section - ...................... 65
7-22. Printed Wiring Board - Trans Section - ........................... 67
7-23. Printed Wiring Board - Sub Trans Section - ................... 68
7-24. IC Block Diagrams ........................................................... 69
7-25. IC Pin Functions ............................................................... 70
8. EXPLODED VIEWS
8-1. Case Section ........................................................................ 73
8-2. Chassis Section ................................................................... 74
8-3. Front Panel Section ............................................................. 75
8-4. CD Mechanism Deck Section-1 (CDM38LH-5BD32L) .... 76
8-5. CD Mechanism Deck Section-2 (CDM38LH-5BD32L) .... 77
8-6. Base Unit Section (BU-5BD32L) ....................................... 78
8-7. TC Mechanism Section-1 (TCM230AWR1/230PWR1) .... 79
8-8. TC Mechanism Section-2 (TCM230AWR1/230PWR1) .... 80
9. ELECTRICAL PARTS LIST
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