Read Sony KDF-55WF655 / KDF-60WF655 Service Manual online
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KDF-55WF655/60WF655
KDF-55WF655/60WF655
TABLE OF CONTENTS
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety Check-Out ........................................................................... 7
Self-Diagnostic Function................................................................. 8
SECTION 1: DISASSEMBLY............................................................... 13
1-1. Rear Cover Removal............................................................ 13
1-2. Center Pillar Removal .......................................................... 13
1-3. Chassis Assembly and fan Removal ................................... 14
1-4. Service Position ................................................................... 14
1-5. Power Supply Block Removal (Lamp Drive Unit)................. 15
1-6. RF Antenna Switch and P Board Removal .......................... 15
1-7. U Board, H4 Board, and Fan Removal ................................ 16
1-8. F Board and G1 Board Board Removal ............................... 16
1-9. A Board and KD Board Removal.......................................... 17
1-10. Q Box Assembly and B Board Removal............................... 17
1-11. G2 Board Removal............................................................... 18
1-12. Woofer Removal .................................................................. 18
1-13. Optics Unit Block Assembly and D.C. Fan Removal............ 19
1-14. T Board Removal ................................................................. 19
1-15. Front Cover Assembly Removal........................................... 20
1-15-1. Replacing the Lamp................................................. 20
1-16. HM Board and H2 Board Removal....................................... 20
1-17. H1 Board Removal............................................................... 21
1-18. Screen Mirror Block Assembly Removal .............................. 21
1-19. Mirror Cover Assembly, H3 Board, and Speaker Removal .. 22
1-19-1. Diffusion plates (Screens) Tape Method.................. 22
Wire Dressing ............................................................................... 23
SECTION 2: CIRCUIT ADJUSTMENTS.............................................. 27
2-1. Setting the Service Adjustment Mode .................................. 27
2-2. Service Adjustment Mode Memory ...................................... 27
2-3. Memory Write Confi rmation Method .................................... 28
2-4. Remote Adjustment Buttons and Indicators ......................... 28
2-5. H/V Center Confi rmation and Adjustments .......................... 29
2-6. Service Data......................................................................... 30
2-7. ID Map Table ........................................................................ 32
SECTION 3: DIAGRAMS..................................................................... 33
3-1. Circuit Boards Location ........................................................ 33
3-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 33
3-3. Block Diagram...................................................................... 35
3-4. Schematics and Supporting Information .............................. 36
A Board Schematic Diagram (1 of 3).................................... 36
A Board Schematic Diagram (2 of 3).................................... 37
A Board Schematic Diagram (3 of 3).................................... 38
B Board Schematic Diagram (1 of 6) ................................... 41
B Board Schematic Diagram (2 of 6) ................................... 42
B Board Schematic Diagram (3 of 6) ................................... 43
B Board Schematic Diagram (4 of 6) ................................... 44
B Board Schematic Diagram (5 of 6) ................................... 45
B Board Schematic Diagram (6 of 6) ................................... 46
G2 Board Schematic Diagram (1 of 2) ................................. 49
G2 Board Schematic Diagram (2 of 2) ................................. 50
P Board Schematic Diagram ............................................... 53
KD Board Schematic Diagram ............................................. 54
G1 Board Schematic Diagram (1 of 2) ................................. 56
G1 Board Schematic Diagram (2 of 2) ................................. 57
F Board Schematic Diagram ................................................ 60
HM Board Schematic Diagram............................................. 62
H1 Board Schematic Diagram.............................................. 64
H2 Board Schematic Diagram.............................................. 66
H3 Board Schematic Diagram.............................................. 68
H4 Board Schematic Diagram.............................................. 69
T Board Schematic Diagram ................................................ 69
U Board Schematic Diagram................................................ 70
3-5. Semiconductors ................................................................... 72
SECTION 4: EXPLODED VIEWS ........................................................ 73
4-1. Cover.................................................................................... 73
4-2. Bottom Cabinet .................................................................... 74
4-3. Chassis ................................................................................ 75
SECTION 5: ELECTRICAL PARTS LIST........................................... 76
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