Table Of Contents - Sony HCD-RG555 Service Manual

1. SERVICING NOTE
1-1. Service Position-1 (AMP Board) ........................................ 6
1-2. Service Position-2 (BD81A Board) .................................... 6
2. GENERAL
Main Unit ................................................................................ 7
Remote Control ....................................................................... 8
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 Jack 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. BD81A Board ................................................................... 15
3-12. Connect 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. DIAGRAMS
5-1. IC Pin Descriptions ........................................................... 22
5-2. Block Diagram -CD Section- ........................................... 27
5-3. Block Diagram -Main Section- ........................................ 28

TABLE OF CONTENTS

5-4. Block Diagram -Panel/Power Section- ............................ 29
5-5. Circuit Boards Location .................................................... 30
5-6. Note for Printed Wiring Boards
and Schematic Diagrams .................................................. 31
5-7. Waveforms ......................................................................... 31
5-8. Printed Wiring Board -CD Mechanism Section (1/2)- .... 32
5-9. Schematic Diagram -CD Mechanism Section (1/2)- ....... 33
5-10. Printed Wiring Boards -CD Mechanism Section (2/2)- ... 34
5-11. Schematic Diagram -CD Mechanism Section (2/2)- ....... 35
5-12. Schematic Diagram -Main Section (1/2)- ........................ 36
5-13. Schematic Diagram -Main Section (2/2)- ........................ 37
5-14. Printed Wiring Board -Main Section- .............................. 38
5-15. Printed Wiring Boards -Panel Section- ............................ 39
5-16. Schematic Diagram -Panel Section (1/2)- ....................... 40
5-17. Schematic Diagram -Panel Section (2/2)- ....................... 41
5-18. Printed Wiring Boards -Jack Section- .............................. 42
5-19. Schematic Diagram -Jack Section- .................................. 43
5-20. Printed Wiring Board -Power Amp Section- ................... 44
5-21. Printed Wiring Boards -Transformer Section- ................. 45
5-22. Schematic Diagram -Power Section- ............................... 46
5-23. IC Block Diagrams ............................................................ 47
6. EXPLODED VIEWS
6-1. Main Section ..................................................................... 50
6-2. Front Panel Section (1) ...................................................... 51
6-3. Front Panel Section (2) ...................................................... 52
6-4. Front Panel Section (3) ...................................................... 53
6-5. Main Board Section .......................................................... 54
6-6. CD Mechanism Section (1) ............................................... 55
6-7. CD Mechanism Section (2) ............................................... 56
7. ELECTRICAL PARTS LIST
HCD-RG555
........................................ 57
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