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TABLE OF CONTENTS
HCD-RV20/RV50/RV60
1. GENERAL
HCD-RV20 Main Unit ............................................................ 5
HCD-RV20 Remote Control ................................................... 5
HCD-RV50/RV60 Main Unit .................................................. 6
HCD-RV50/RV60 Remote Control ......................................... 6
2. DISASSEMBLY
2-1. Case (Top) ........................................................................... 8
2-2. CD Door .............................................................................. 8
2-3. CD Mechanism Block ......................................................... 9
2-4. Front Panel Section ........................................................... 10
2-5. Tape Mechanism Deck ...................................................... 11
2-6. Panel Board, 1 Stream Led Board,
6 Stream Led Board, Remote Board ................................. 11
2-7. Jack Board ......................................................................... 12
2-8. Back Panel Section ............................................................ 12
2-9. Main Board ....................................................................... 13
2-10. Power Amp Board ............................................................. 13
2-11. Video Board, SW Board, Driver Board ............................. 14
2-12. CD Block Assy .................................................................. 14
2-13. Sensor Board ..................................................................... 15
2-14. Motor (TB) Board ............................................................. 15
2-15. Motor (LD) Board ............................................................. 16
2-16. BD Board .......................................................................... 16
3. DIAGRAMS
3-1. IC Pin Description ............................................................. 17
3-2. Circuit Boards Location .................................................... 19
3-3. Printed Wiring Board –CD Mechanism Section (1/2)– .... 20
3-4. Schematic Diagram –CD Mechanism Section (1/2)– ....... 21
3-5. Printed Wiring Boards –CD Mechanism Section (2/2)– ... 22
3-6. Schematic Diagram –CD Mechanism Section (2/2)– ....... 23
3-7. Printed Wiring Board –Video Section– ............................. 24
3-8. Schematic Diagram –Video Section (1/2)– ....................... 26
3-9. Schematic Diagram –Video Section (2/2)– ....................... 27
3-10. Printed Wiring Board –Main Section– .............................. 28
3-11. Schematic Diagram –Main Section (1/3)– ........................ 29
3-12. Schematic Diagram –Main Section (2/3)– ........................ 30
3-13. Schematic Diagram –Main Section (3/3)– ........................ 31
3-14. Printed Wiring Boards –Panel Section– ............................ 32
3-15. Schematic Diagram –Panel Section– ................................ 33
3-16. Printed Wiring Boards –Jack Section– .............................. 34
3-17. Schematic Diagram –Jack Section– .................................. 35
3-18. Printed Wiring Board –Power Amp Section– ................... 36
3-19. Schematic Diagram –Power Amp Section (1/2)– ............. 37
3-20. Schematic Diagram –Power Amp Section (2/2)– ............. 38
3-21. Printed Wiring Board
–Transformer Section (HCD-RV20)– ............................... 39
3-22. Printed Wiring Board
–Transformer Section (HCD-RV50)– ............................... 40
3-23. Printed Wiring Board
–Transformer Section (HCD-RV60)– ............................... 41
3-24. Schematic Diagram –Transformer Section– ..................... 42
3-25. IC Block Diagrams ............................................................ 43
4. EXPLODED VIEWS
4-1. Main Section ..................................................................... 46
4-2. Front Panel Section (1) ...................................................... 47
4-3. Front Panel Section (2) ...................................................... 48
4-4. Front Panel Section (3) ...................................................... 49
4-5. Main Board Section .......................................................... 50
4-6. CD Mechanism Deck Section (1) ..................................... 51
4-7. CD Mechanism Deck Section (2) ..................................... 52
4-8. Optical Pick-up Section ..................................................... 53
5. ELECTRICAL PARTS LIST
........................................ 54