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TABLE OF CONTENTS
1. SERVICE NOTE
1-1. Service Position of CD Mechanism Deck ........................... 6
1-2. Service Position of Amp Board ........................................... 6
2. GENERAL
List of Button Locations and Reference Pages ........................ 7
3. DISASSEMBLY
3-1. Case (Top) ......................................................................... 10
3-2. CD Door ............................................................................ 10
3-3. Front Panel Section ........................................................... 11
3-4. CD Mechanism Deck ........................................................ 11
3-5. Tape Mechanism Deck, Mic Board ................................... 12
3-6. Panel Board ....................................................................... 12
3-7. Back Panel Section, Sub Trans Board ............................... 13
3-8. Trans Board ....................................................................... 13
3-9. Main Board ....................................................................... 14
3-10. Amp Board ........................................................................ 14
3-11. BD49 Board ...................................................................... 15
3-12. VCD Connect Board, VMP43GY Board .......................... 15
3-13. Driver Board, SW Board ................................................... 16
3-14. Optical Pick-up ................................................................. 16
3-15. Sensor Board ..................................................................... 17
3-16. Motor (TB) Board ............................................................. 17
3-17. Motor (LD) Board ............................................................. 18
4. TEST MODE
..................................................................... 19
5. ELECTRICAL ADJUSTMENTS
................................. 23
6. DIAGRAMS
6-1. Block Diagram –CD Servo Section– ................................ 25
6-2. Block Diagram –Audio/Video CD Section– ..................... 26
6-3. Block Diagram –Main Section– ........................................ 27
6-4. Block Diagram –Panel/Power Supply Section– ................ 28
6-5. Circuit Boards Location .................................................... 29
6-6. Printed Wiring Board –CD Mechanism Section (1/2)– .... 32
6-7. Schematic Diagram –CD Mechanism Section (1/2)– ....... 33
6-8. Printed Wiring Boards –CD Mechanism Section (2/2)– ... 34
6-9. Schematic Diagram –CD Mechanism Section (2/2)– ....... 35
6-10. Printed Wiring Board –VCD Connect Section– ................ 36
6-11. Schematic Diagram –VCD Connect Section– .................. 36
6-12. Printed Wiring Board –VMP Section– .............................. 37
6-13. Schematic Diagram –VMP Section (1/2)– ........................ 38
6-14. Schematic Diagram –VMP Section (2/2)– ........................ 39
6-15. Schematic Diagram –Main Section (1/2)– ........................ 40
6-16. Schematic Diagram –Main Section (2/2)– ........................ 41
6-17. Printed Wiring Board –Main Section– .............................. 42
6-18. Printed Wiring Boards –Panel Section– ............................ 43
6-19. Schematic Diagram –Panel Section (1/2)– ....................... 44
6-20. Schematic Diagram –Panel Section (2/2)– ....................... 45
6-21. Printed Wiring Boards –Jack Section– .............................. 46
6-22. Schematic Diagram –Jack Section– .................................. 47
6-23. Printed Wiring Board –Power Section (1/2)– ................... 48
6-24. Printed Wiring Boards –Power Section (2/2)– .................. 49
6-25. Schematic Diagram –Power Section– ............................... 50
7. EXPLODED VIEWS
7-1. Main Section ..................................................................... 62
7-2. Front Panel Section (1) ...................................................... 63
7-3. Front Panel Section (2) ...................................................... 64
7-4. Front Panel Section (3) ...................................................... 65
7-5. Main Board Section .......................................................... 66
7-6. CD Mechanism Deck Section (1) ..................................... 67
7-7. CD Mechanism Deck Section (2) ..................................... 68
7-8. CD Mechanism Deck Section (3) ..................................... 69
7-9. Base Unit Section .............................................................. 70
8. ELECTRICAL PARTS LIST
........................................ 71
HCD-RV222
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TEL 13942296513 QQ 376315150 892498299