KDL-52V4100, KDL-52W4100, KDL-52WL140 - Sony TV Service Manual (repair manual). Page 3

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KDL-52V4100/52W4100/52WL140
KDL-52V4100/52W4100/52WL140
TABLE OF CONTENTS
SECTION TITLE   
PAGE
SECTION TITLE   
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions - English ................................................... 6
Warnings and Cautions - French .................................................... 7
Safety-Related Component Warning .............................................. 8
Safety Check-Out ......................................................................... 10
Self-Diagnostic Function ................................................................11
SECTION 1:  DISASSEMBLY ............................................................... 13
1-1.  Rear Cover Removal ............................................................ 13
1-2. Switch Unit Removal (Contains H1 Board) .......................... 13
1-3.  Side Jack Bracket, BU
 
Shield and BU Board Removal ........ 14
1-4.  G5 Board (Power Unit) and D4Z Board, and D5 Board 
Removal  .............................................................................. 14
1-5.  Table-Top Stand and Under Cover Removal ........................ 15
1-6. AC Inlet Removal ................................................................. 15
1-7.  Structural Frames and Brackets Removal ........................... 16
1-8.  Speakers, Under Bar, H3E Board, 
H4 Board, and Light Guide Removal ................................... 16
1-9. LCD Panel Removal 
............................................................. 17
1-9-1. Cleaning 
the 
LCD 
Panel 
.......................................... 17
1-10. Balancer (ETC-Inverter MT) Board Removal ....................... 18
WIRE DRESSING ........................................................................ 19
KDL-52V4100 Only .............................................................. 19
KDL-52W4100/52WL140 Only ............................................. 35
SECTION 2:  SERVICE ADJUSTMENTS ............................................. 53
2-1.  Viewing Service Adjustment Data ........................................ 53
2-2. Accessing Service Adjustment Mode ................................... 53
2-3.  Viewing the Service Menus .................................................. 53
2-4.  Using the Remote Commander to View Service Data ......... 54
2-5.  Resetting to Factory Defaults ............................................... 54
SECTION 3:  DIAGRAMS ..................................................................... 55
3-1. Circuit Boards Location ........................................................ 55
3-2.  Printed Wiring Boards and 
Schematic Diagrams Information ......................................... 55
3-3. Block Diagram 
...................................................................... 57
3-4. Schematics and Supporting Information .............................. 58
BU Board Schematic Diagram (1 of 12) ............................... 58
BU Board Schematic Diagram (2 of 12) ............................... 59
BU Board Schematic Diagram (3 of 12) ............................... 60
BU Board Schematic Diagram (4 of 12) ............................... 61
BU Board Schematic Diagram (5 of 12) ............................... 62
BU Board Schematic Diagram (6 of 12) ............................... 63
BU Board Schematic Diagram (7 of 12) ............................... 64
BU Board Schematic Diagram (8 of 12) ............................... 65
BU Board Schematic Diagram (9 of 12) ............................... 66
BU Board Schematic Diagram (10 of 12) ............................. 67
BU Board Schematic Diagram (11 of 12) ............................. 68
BU Board Schematic Diagram (12 of 12) ............................. 69
D4Z Board Schematic Diagram ........................................... 71
D5 Board Schematic Diagram .............................................. 73
G5 Board Schematic Diagram ............................................. 75
H3E Board Schematic Diagram ........................................... 78
H4 Board Schematic Diagram .............................................. 80
3-5. Semiconductors ................................................................... 82
SECTION 4:  EXPLODED VIEWS ........................................................ 83
4-1.  Rear Cover Assembly and Table-Top Stand Assembly  ....... 83
4-2. Chassis ................................................................................ 84
4-3. Connectors 
........................................................................... 85
4-4.  Bezel Assembly and LCD Panel  ......................................... 86
4-5. Screw Legend ...................................................................... 87
SECTION 5:  ELECTRICAL PARTS LIST ............................................ 88
APPENDIX A:  ENCRYPTION KEY COMPONENTS ..........................A-1
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