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HCD-GV6/GV8
TABLE OF CONTENTS
1. SERVICING NOTES
................................................ 4
2. GENERAL
Location of Controls ....................................................... 5
Setting the Time .............................................................. 6
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 7
3-2. Case ................................................................................. 7
3-3. Front Panel Section ......................................................... 8
3-4. Cover (TC), Tape Mechanism Deck
(TCM-230PWR42) ......................................................... 8
3-5. MAIN Board, Fan, D.C. (M901) .................................... 9
3-6. CD Mechanism Deck (CDM37L-5BD34L) ................... 10
3-7. Base Unit (BU-5BD34L) ................................................ 11
3-8. Disc Table ........................................................................ 11
4. TEST MODE .............................................................. 12
5. MECHANICAL ADJUSTMENTS ....................... 14
6. ELECTRICAL ADJUSTMENTS
Deck section .................................................................... 14
CD Section ...................................................................... 17
Video Section .................................................................. 17
7. DIAGRAMS
7-1. Block Diagram - CD SERVO Section -....................... 18
7-2. Block Diagram - AUDIO/VIDEO CD Section -.......... 19
7-3. Block Diagram - TUNER/TAPE DECK Section -...... 20
7-4. Block Diagram - MAIN Section -................................ 21
7-5. Block Diagram - DISPLAY/KEY CONTROL/
POWER SUPPLY Section -........................................... 22
7-6. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 23
7-7. Printed Wiring Board - BD Board -............................. 24
7-8. Schematic Diagram - BD Board -................................ 25
7-9. Schematic Diagram - VIDEO Board (1/2) -................ 26
7-10. Schematic Diagram - VIDEO Board (2/2) -................ 27
7-11. Printed Wiring Board - VIDEO Board -....................... 28
7-12. Printed Wiring Boards - CD MOTOR Section -.......... 30
7-13. Schematic Diagram - CD MOTOR Section -.............. 31
7-14. Printed Wiring Board - AUDIO Board -...................... 32
7-15. Schematic Diagram - AUDIO Board -......................... 33
7-16. Printed Wiring Board - LEAF SW Board -.................. 34
7-17. Schematic Diagram - LEAF SW Board -..................... 34
7-18. Schematic Diagram - MAIN Board (1/3) -.................. 35
7-19. Schematic Diagram - MAIN Board (2/3) -.................. 36
7-20. Schematic Diagram - MAIN Board (3/3) -.................. 37
7-21. Printed Wiring Board - MAIN Board -........................ 38
7-22. Printed Wiring Board - PA Board -.............................. 40
7-23. Schematic Diagram - PA Board -................................. 41
7-24. Printed Wiring Boards - MIC/FRONT INPUT/
HEADPHONES Boards -............................................... 42
7-25. Schematic Diagram - MIC/FRONT INPUT/
HEADPHONES Boards -............................................. 43
7-26. Printed Wiring Board - PANEL FL Board -................. 44
7-27. Schematic Diagram - PANEL FL Board -................... 45
7-28. Printed Wiring Boards
- PANEL VR/ILLUMINATION Boards -..................... 46
7-29. Schematic Diagram
- PANEL VR/ILLUMINATION Boards -..................... 47
7-30. Printed Wiring Boards - TC-A/TC-B/CD-L/
CD-R (1)/CD-R (2) Boards -......................................... 487-31. Schematic Diagram - TC-A/TC-B/CD-L/
CD-R (1)/CD-R (2) Boards -......................................... 49
7-32. Printed Wiring Board - TRANSFORMER Section-.... 50
7-33. Schematic Diagram - TRANSFORMER Section-....... 50
7-34. IC Pin Function Description ........................................... 56
8. EXPLODED VIEWS
8-1. Case, Back Panel Section ................................................ 66
8-2. Front Panel Section-1 ...................................................... 67
8-3. Front Panel Section-2 ...................................................... 68
8-4. Chassis Section ............................................................... 69
8-5. CD Mechanism Deck Section (CDM37L-5BD34L) ...... 70
8-6. Base Unit Section (BU-5BD34L) ................................... 71
8-7. Tape Mechanism Deck Section-1
(TCM-230PWR42) ......................................................... 72
8-8. Tape Mechanism Deck Section-2
(TCM-230PWR42) ......................................................... 73
9. ELECTRICAL PARTS LIST ............................... 74
