Sony HBD-T79 - REPAIR AND REPLACEMENT PROCEDURES; DISASSEMBLY PROCEDURES; TEST MODES AND DIAGNOSTICS

HBD-N590/N790W/N890W/N990W/N995W/T79
3
1. SERVICING NOTES ............................................. 4
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 12
2-2. Cover (Top) Block .......................................................... 13
2-3. TOUCH Board ................................................................ 14
2-4. Cover (Bottom) Block .................................................... 15
2-5. Shield (Drive) ................................................................. 16
2-6. BD Drive (BSX-3) .......................................................... 16
2-7. LED Board ...................................................................... 17
2-8. Wireless LAN Card (WLC1) (Except N995W) .............. 17
2-9. Chassis (Middle) Block .................................................. 18
2-10. Bracket (Drive) ............................................................... 18
2-11. WS Board Block (Except N590) .................................... 19
2-12. Shield (PS) Block ............................................................ 19
2-13. Switching Regulator (SWR1) ......................................... 20
2-14. Bracket (PS) .................................................................... 21
2-15. Power Cord (AC1) .......................................................... 21
2-16. Heat Sink (AMP) ............................................................ 22
2-17. NX_AMP Board ............................................................. 22
2-18. MB-149 Board ................................................................ 23
2-19. Bottom Cover .................................................................. 24
2-20. Optical Pick-up (KEM-480AAA) ................................... 25
2-21. How To Bend Wire (Flat Type) ....................................... 26
3. TEST MODE ............................................................ 27
4. ELECTRICAL CHECK ......................................... 36
5. DIAGRAMS
5-1. Block Diagram - SERVO Section - ................................ 37
5-2. Block Diagram - MEMORY Section - ............................ 38
5-3. Block Diagram - MAIN Section - ................................... 39
5-4. Block Diagram - AMP Section - ..................................... 40
5-5. Block Diagram - POWER SUPPLY Section - ................ 41
TABLE OF CONTENTS
5-6. Schematic Diagram - MB-149 Board (1/11) - ................ 43
5-7. Schematic Diagram - MB-149 Board (2/11) - ................ 44
5-8. Schematic Diagram - MB-149 Board (3/11) - ................ 45
5-9. Schematic Diagram - MB-149 Board (4/11) - ................ 46
5-10. Schematic Diagram - MB-149 Board (5/11) - ................ 47
5-11. Schematic Diagram - MB-149 Board (6/11) - ................ 48
5-12. Schematic Diagram - MB-149 Board (7/11) - ................ 49
5-13. Schematic Diagram - MB-149 Board (8/11) - ................ 50
5-14. Schematic Diagram - MB-149 Board (9/11) - ................ 51
5-15. Schematic Diagram - MB-149 Board (10/11) - .............. 52
5-16. Schematic Diagram - MB-149 Board (11/11) - .............. 53
5-17. Printed Wiring Board - MB-149 Board (Side A) - .......... 54
5-18. Printed Wiring Board - MB-149 Board (Side B) - .......... 55
5-19. Printed Wiring Board - FL Board - ................................. 56
5-20. Schematic Diagram - FL Board - .................................... 57
5-21. Printed Wiring Boards - PANEL Section - ..................... 58
5-22. Schematic Diagram - PANEL Section - .......................... 59
5-23. Printed Wiring Board
- NX_AMP Board (Component Side) - .......................... 60
5-24. Printed Wiring Board
- NX_AMP Board (Conductor Side) - ............................ 61
5-25. Schematic Diagram - NX_AMP Board - ........................ 62
6. EXPLODED VIEWS
6-1. Cover (Bottom) Section .................................................. 82
6-2. Cover (Top) Section ........................................................ 83
6-3. LED Board Section ......................................................... 84
6-4. BD Drive Section (BSX-3) ............................................. 85
6-5. FL Board Section ............................................................ 86
6-6. Switching Regulator Section .......................................... 87
6-7. NX_AMP Board Section ................................................ 88
6-8. MB-149 Board Section ................................................... 89
7. ELECTRICAL PARTS LIST .............................. 90
Ver. 1.1