Sony HCD-BC150 Service Manual page 74

HCD-BC150/BC250
1. SERVICING NOTE
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 6
2-2. Case, Front Panel Assy Section ....................................... 7
2-3. PANEL Board, FL Board, H/P Board,
POWER SW Board ......................................................... 8
2-4. Switching Regulator ........................................................ 8
2-5. AMP Board ...................................................................... 9
2-6. DMB09 Board ................................................................. 9
2-7. SPK Board, IO Board, DC Fan ....................................... 10
2-8. MAIN Board .................................................................... 10
2-9. LF Board .......................................................................... 11
2-10. MD Rear Cover ............................................................... 11
2-11. DVD Mechanism Deck (CDM81C-DVBU100) ............. 12
2-12. Tray .................................................................................. 13
2-13. MOTOR Board, M761 (LD/SD Motor),
M762 (BU U/D Motor) ................................................... 13
2-14. Base Unit (DVBU100) .................................................... 14
2-15. Optical Pick-up (KHM-310AAB/C2NP) ........................ 14
3. TEST MODE
............................................................... 15
4. ELECTRICAL ADJUSTMENT
5. DIAGRAMS
5-1. Block Diagram - RF/SERVO Section - ......................... 22
- VIDEO Section - .......................................................... 23
- AMP Section - .............................................................. 24
- AUDIO Section - .......................................................... 25
- POWER Section - ........................................................ 26
5-2. Printed Wiring Board - DVD Mechanism Section - ...... 27
5-3. Schematic Diagram - DVD Mechanism Section - ........ 28
5-4. Printed Wiring Board - DMB09 Section (Side A) - ...... 29
5-5. Printed Wiring Board - DMB09 Section (Side B) - ...... 30
5-6. Schematic Diagram - DMB09 Section (1/4) - .............. 31
2
TABLE OF CONTENTS
................................................... 3
............................. 19
5-7. Schematic Diagram - DMB09 Section (2/4) - .............. 32
5-8. Schematic Diagram - DMB09 Section (3/4) - .............. 33
5-9. Schematic Diagram - DMB09 Section (4/4) - .............. 34
5-10. Printed Wiring Board - MAIN Section (Side A) - ......... 35
5-11. Printed Wiring Board - MAIN Section (Side B) - ......... 36
5-12. Schematic Diagram - MAIN Section (1/3) - ................. 37
5-13. Schematic Diagram - MAIN Section (2/3) - ................. 38
5-14. Schematic Diagram - MAIN Section (3/3) - ................. 39
5-15. Printed Wiring Board - PANEL/FL/POWER SW/
H/P/AMP RETAINER Section - ..................................... 40
5-16. Schematic Diagram - PANEL/FL/POWER SW/
H/P/AMP RETAINER Section - ..................................... 41
5-17. Printed Wiring Board - IO Section - .............................. 42
5-18. Schematic Diagram - IO Section - ................................ 43
5-19. Printed Wiring Board - AMP Section (Side A) - ........... 44
5-20. Printed Wiring Board - AMP Section (Side B) - ........... 45
5-21. Schematic Diagram - AMP Section (1/4) - ................... 46
5-22. Schematic Diagram - AMP Section (2/4) - ................... 47
5-23. Schematic Diagram - AMP Section (3/4) - ................... 48
5-24. Schematic Diagram - AMP Section (4/4) - ................... 49
5-25. Printed Wiring Board - SPK/LF Section - .................... 50
5-26. Schematic Diagram - SPK/LF Section - ....................... 50
6. EXPLODED VIEWS
6-1. Overall Section ................................................................ 70
6-2. Front Panel Section ......................................................... 71
6-3. Chassis Section ................................................................ 72
6-4. DVD Mechanism Deck Section-1
(CDM81C-DVBU100) .................................................... 73
6-5. DVD Mechanism Deck Section-2
(CDM81C-DVBU100) .................................................... 74
6-6. DVD Mechanism Deck Section-3
(CDM81C-DVBU100) .................................................... 75
6-7. Base Unit Section (DVBU100) ....................................... 76
7. ELECTRICAL PARTS LIST
.................................. 77