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3
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
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
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/
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/
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
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 – ......................................... 48
7-31. 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
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
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
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