HBD-E770W
3
1.
SERVICING NOTES
............................................. 4
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 11
2-2. Case (EZ) ........................................................................ 11
2-3. MB-134 Board ................................................................ 12
2-4. Bracket (MB) Block ........................................................ 13
2-5. Fuse (F901), POWER Board .......................................... 13
2-6. Front Panel Block ........................................................... 14
2-7. BD Drive (BPX-5) .......................................................... 14
2-8. INCLUDE Board ............................................................ 15
2-9. Back Panel Block ............................................................ 15
2-10. MAIN Board ................................................................... 16
2-11. AUDIO Board ................................................................. 16
2-12. Optical Device (KEM-460AAA), Wire (Flat Type) ....... 17
3.
TEST MODE
............................................................ 18
4.
ELECTRICAL CHECK
......................................... 27
5. DIAGRAMS
5-1. Block Diagram - SERVO Section - ................................ 28
5-2. Block Diagram - MEMORY Section - ............................ 29
5-3. Block Diagram - TUNER, S-AIR Section - .................... 30
5-4. Block Diagram - AUDIO Section - ................................. 31
5-5. Block Diagram - REGULATOR Section - ...................... 32
5-6. Block
Diagram
- PANEL, POWER SUPPLY Section - ........................... 33
5-7. Schematic Diagram - MB-134 Board (1/13) - ................ 35
5-8. Schematic Diagram - MB-134 Board (2/13) - ................ 36
5-9. Schematic Diagram - MB-134 Board (3/13) - ................ 37
5-10. Schematic Diagram - MB-134 Board (4/13) - ................ 38
5-11. Schematic Diagram - MB-134 Board (5/13) - ................ 39
5-12. Schematic Diagram - MB-134 Board (6/13) - ................ 40
5-13. Schematic Diagram - MB-134 Board (7/13) - ................ 41
5-14. Schematic Diagram - MB-134 Board (8/13) - ................ 42
5-15. Schematic Diagram - MB-134 Board (9/13) - ................ 43
5-16. Schematic Diagram - MB-134 Board (10/13) - .............. 44
TABLE OF CONTENTS
5-17. Schematic Diagram - MB-134 Board (11/13) - .............. 45
5-18. Schematic Diagram - MB-134 Board (12/13) - .............. 46
5-19. Schematic Diagram - MB-134 Board (13/13) - .............. 47
5-20. Printed Wiring Board
- MB-134 Board (Component Side) - ............................. 48
5-21. Printed Wiring Board
- MB-134 Board (Conductor Side) - ............................... 49
5-22. Printed Wiring Board - AUDIO Board - ......................... 50
5-23. Schematic Diagram - AUDIO Board - ............................ 51
5-24. Printed Wiring Board
- MAIN Board (Component Side) - ................................ 52
5-25. Printed Wiring Board
- MAIN Board (Conductor Side) - .................................. 53
5-26. Schematic Diagram - MAIN Board (1/5) - ..................... 54
5-27. Schematic Diagram - MAIN Board (2/5) - ..................... 55
5-28. Schematic Diagram - MAIN Board (3/5) - ..................... 56
5-29. Schematic Diagram - MAIN Board (4/5) - ..................... 57
5-30. Schematic Diagram - MAIN Board (5/5) - ..................... 58
5-31. Printed Wiring Boards - KEY Section - .......................... 59
5-32. Schematic Diagram - KEY Section - .............................. 59
5-33. Printed Wiring Board - REG Board - .............................. 60
5-34. Schematic Diagram - REG Board - ................................ 61
5-35. Printed Wiring Board - INCLUDE Board - .................... 62
5-36. Schematic Diagram - INCLUDE Board - ....................... 63
5-37. Printed Wiring Board - FL Board - ................................. 64
5-38. Schematic Diagram - FL Board - .................................... 65
5-39. Printed Wiring Board - POWER Board - ........................ 66
5-40. Schematic Diagram - POWER Board - .......................... 67
6.
EXPLODED VIEWS
6-1. Case, Front Panel Section ............................................... 92
6-2. MB-134 Board Section ................................................... 93
6-3. Back Panel Section ......................................................... 94
6-4. MAIN Board Section ...................................................... 95
6-5. BD Drive Section (BPX-5) ............................................. 96
7.
ELECTRICAL PARTS LIST
.............................. 97
www. xiaoyu163. com
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TEL 13942296513 QQ 376315150 892498299
