Table Of Contents; Section Title - Sony KDF-E55A20 Service Manual

SECTION TITLE
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. OU Bracket Removal ........................................................... 13
1-3. Chassis Assembly and fan Removal ................................... 14
1-4. Service Position ................................................................... 14
1-5. RF Antenna Switch Removal ............................................... 15
1-6. U1 Board and H4 Board Removal ........................................ 15
1-7. GM Board Removal .............................................................. 16
1-8. A1 Board and KD Board Removal ....................................... 16
1-9. DMB Assembly (Q Box) and B1 Board Removal ................. 17
1-10. GI Board Removal ................................................................ 17
1-11. Fan and T Board Removal ................................................... 18
1-12. H1 Board Removal ............................................................... 18
1-13. Front Cover Assembly Removal ........................................... 19
1-13-1. Replacing the Lamp ................................................. 19
1-14. Power Supply Block Removal (Lamp Drive Unit) ................. 19
1-15. Optics Unit Block Assembly Fan Removal .......................... 20
1-16. H2 Board, H3 Board, and H5 Board Removal ..................... 20
1-17. Screen Mirror Block Assembly Removal .............................. 21
1-18. Speaker Removal ................................................................. 21
Wire Dressing ............................................................................... 22
SECTION 2: CIRCUIT ADJUSTMENTS .............................................. 33
2-1. Remote Adjustment Buttons and Indicators ......................... 33
2-2. Accessing the Service Adjustment Mode ............................. 33
2-3. Changing Service Adjustment Mode Memory ...................... 33
2-4. Memory Write Confi rmation Method .................................... 34
2-5. H/V Center Confi rmation and Adjustments .......................... 35
2-6. Adjusting On Screen Display (OSD) Position ...................... 36
2-7. Service Data ......................................................................... 37
KDF-E55A20/E60A20

TABLE OF CONTENTS

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SECTION TITLE

SECTION 3: DIAGRAMS ..................................................................... 39
3-1. Circuit Boards Location ........................................................ 39
3-2. Printed Wiring Boards and
3-3. Signal Flow Block Diagram .................................................. 41
3-3. Schematics and Supporting Information .............................. 42
3-4. Semiconductors ................................................................... 69
SECTION 4: EXPLODED VIEWS ........................................................ 70
4-1. Cover .................................................................................... 70
4-2. Bottom Cabinet .................................................................... 71
4-3. Chassis ................................................................................ 72
SECTION 5: ELECTRICAL PARTS LIST ........................................... 73
Schematic Diagrams Information ......................................... 39
A1 Board Schematic Diagram (1 of 2) ................................. 42
A1 Board Schematic Diagram (2 of 2) ................................. 43
B1 Board Schematic Diagram (1 of 5) ................................. 45
B1 Board Schematic Diagram (2 of 5) ................................. 46
B1 Board Schematic Diagram (3 of 5) ................................. 47
B1 Board Schematic Diagram (4 of 5) ................................. 48
B1 Board Schematic Diagram (5 of 5) ................................. 49
GM Board Schematic Diagram ............................................ 52
KD Board Schematic Diagram ............................................. 55
GI Board Schematic Diagram (1 of 2) .................................. 57
GI Board Schematic Diagram (2 of 2) .................................. 58
H1 Board Schematic Diagram .............................................. 61
H2 Board Schematic Diagram .............................................. 63
H3 Board Schematic Diagram .............................................. 65
H4 Board Schematic Diagram .............................................. 66
H5 Board Schematic Diagram .............................................. 66
T Board Schematic Diagram ................................................ 67
U1 Board Schematic Diagram .............................................. 67
KDF-E55A20/E60A20
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