Read Sony HCD-N455KW / LBT-N455KRW Service Manual online
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TABLE OF CONTENTS
1. SERVICING NOTE
............................................................ 4
2. GENERAL
........................................................................... 4
3. DISASSEMBLY
3-1. Front Panel Assembly and Main Board ................................. 6
3-2. TC Mechanism Deck ............................................................. 6
3-3. CD Mechanism Deck ............................................................. 7
3-4. BU Bracket Assembly ............................................................ 7
3-5. Disc Table .............................................................................. 8
3-2. TC Mechanism Deck ............................................................. 6
3-3. CD Mechanism Deck ............................................................. 7
3-4. BU Bracket Assembly ............................................................ 7
3-5. Disc Table .............................................................................. 8
4. MECHANICAL ADJUSTMENTS
................................. 9
5. ELECTRICAL ADJUSTMENTS
DECK Section ............................................................................... 9
TUNER Section ........................................................................... 12
CD Section ................................................................................... 13
TUNER Section ........................................................................... 12
CD Section ................................................................................... 13
6. DIAGRAMS
6-1. Block Diagrams
• Tuner Section ..................................................................... 15
• CD Section ......................................................................... 17
• Deck Section ...................................................................... 19
• Main Section ...................................................................... 21
• CD Section ......................................................................... 17
• Deck Section ...................................................................... 19
• Main Section ...................................................................... 21
6-2. Circuit Boards Location ....................................................... 23
6-3. Printed Wiring Board — Tuner Section — .......................... 24
6-4. Schematic Diagram — Tuner Section — ............................. 25
6-5. Printed Wiring Board — BD Section — .............................. 27
6-6. Schematic Diagram — BD Section — ................................ 29
6-7. Printed Wiring Board — Main Section — .......................... 33
6-8. Schematic Diagram — Main Section — ............................. 37
6-9. Schematic Diagram — Deck Section — ............................. 41
6-10. Printed Wiring Board — Deck Section — ......................... 45
6-11. Printed Wiring Board — Key Con Section — ................... 47
6-12. Schematic Diagram — Key Control Section — ................ 47
6-13. Printed Wiring Board — CD Motor Section — ................. 49
6-14. Schematic Diagram — CD Motor Section — .................... 50
6-15. Printed Wiring Board — CD Panel Section — .................. 52
6-16. Schematic Diagram — CD Panel Section — ..................... 53
6-17. Schematic Diagram — ST SW Section — ........................ 55
6-18. Printed Wiring Board — ST SW Panel Section — ............ 57
6-19. Schematic Diagram — Panel Section — ........................... 59
6-20. Printed Wiring Board — Panel Section — ........................ 63
6-21. IC Block Diagrams ............................................................. 67
6-22. IC Pin Functions
6-3. Printed Wiring Board — Tuner Section — .......................... 24
6-4. Schematic Diagram — Tuner Section — ............................. 25
6-5. Printed Wiring Board — BD Section — .............................. 27
6-6. Schematic Diagram — BD Section — ................................ 29
6-7. Printed Wiring Board — Main Section — .......................... 33
6-8. Schematic Diagram — Main Section — ............................. 37
6-9. Schematic Diagram — Deck Section — ............................. 41
6-10. Printed Wiring Board — Deck Section — ......................... 45
6-11. Printed Wiring Board — Key Con Section — ................... 47
6-12. Schematic Diagram — Key Control Section — ................ 47
6-13. Printed Wiring Board — CD Motor Section — ................. 49
6-14. Schematic Diagram — CD Motor Section — .................... 50
6-15. Printed Wiring Board — CD Panel Section — .................. 52
6-16. Schematic Diagram — CD Panel Section — ..................... 53
6-17. Schematic Diagram — ST SW Section — ........................ 55
6-18. Printed Wiring Board — ST SW Panel Section — ............ 57
6-19. Schematic Diagram — Panel Section — ........................... 59
6-20. Printed Wiring Board — Panel Section — ........................ 63
6-21. IC Block Diagrams ............................................................. 67
6-22. IC Pin Functions
• IC501 Display Control (ASD0204GF-012-3BA)/
Panel board ...................................................................... 72
• IC701 Master Control (TMP87CS64YF-6521) ............... 73
7. EXPLODED VIEWS
7-1. Cabinet and Back Panel Section .......................................... 76
7-2. Panel Board Section ............................................................. 77
7-3. Front Panel Section .............................................................. 78
7-4. Chassis Section .................................................................... 79
7-5. TC Mechanism Section 1 (TCM-220WR2E) ...................... 80
7-6. TC Mechanism Section 2 (TCM-220WR2E) ...................... 81
7-7. TC Mechanism Section 3 (TCM-220WR2E) ...................... 82
7-8. CD Mechanism Section (CDM37-5BD19) .......................... 83
7-9. Base Unit Section (BU-5BD19) ........................................... 84
7-2. Panel Board Section ............................................................. 77
7-3. Front Panel Section .............................................................. 78
7-4. Chassis Section .................................................................... 79
7-5. TC Mechanism Section 1 (TCM-220WR2E) ...................... 80
7-6. TC Mechanism Section 2 (TCM-220WR2E) ...................... 81
7-7. TC Mechanism Section 3 (TCM-220WR2E) ...................... 82
7-8. CD Mechanism Section (CDM37-5BD19) .......................... 83
7-9. Base Unit Section (BU-5BD19) ........................................... 84
8. ELECTRICAL PARTS LIST
......................................... 85
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