KDL-46XBR8, KDL-55XBR8 - Sony TV Service Manual (repair manual). Page 3

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KDL-46XBR8/55XBR8
KDL-46XBR8/55XBR8
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.  Power Button Removal and H1VM Board Removal ............. 13
1-3. Fan Removal 
........................................................................ 14
1-4.  FIN Plate, CB Shield and CB1 Board Removal ................... 14
1-5.  Woofer Box Removal ........................................................... 15
1-6.  FBU Board and AU Board Removal  .................................... 16
1-7.  G6 Board, G7 Board and GL Board Removal ...................... 17
1-8.  H3VM Board and H4 Board Removal .................................. 18
1-9.  Cabinet Cover, Speaker Cover and Speaker Box Removal  19
1-10. Table-Top Stand and Under Cover Removal ........................ 20
1-11. Structural Frames, Brackets and AC Inlet Removal ............. 21
1-12. LCD  Panel  Removal ............................................................. 22
1-12-1. Cleaning the LCD Panel .......................................... 22
1-13. Touch Sensor Module Removal ........................................... 23
WIRE DRESSING ........................................................................ 24
SECTION 2:  SERVICE ADJUSTMENTS ............................................. 25
2-1.  Viewing Service Adjustment Data ........................................ 25
2-2. Accessing Service Adjustment Mode ................................... 25
2-3.  Viewing the Service Menus .................................................. 25
2-4.  Using the Remote Commander to View Service Data ......... 26
2-5.  Resetting to Factory Defaults ............................................... 26
SECTION 3:  DIAGRAMS ..................................................................... 27
3-1. Circuit Boards Location ........................................................ 27
3-2.  Printed Wiring Boards and 
Schematic Diagrams Information ......................................... 27
3-3. Block Diagram 
...................................................................... 29
3-4. Schematics and Supporting Information .............................. 30
AU Board Schematic Diagram (1 of 7) ................................. 30
AU Board Schematic Diagram (2 of 7) ................................. 31
AU Board Schematic Diagram (3 of 7) ................................. 32
AU Board Schematic Diagram (4 of 7) ................................. 33
AU Board Schematic Diagram (5 of 7) ................................. 34
AU Board Schematic Diagram (6 of 7) ................................. 35
AU Board Schematic Diagram (7 of 7) ................................. 36
CB1-46 Board Schematic Diagram (1 of 7) .......................... 38
CB1-46 Board Schematic Diagram (2 of 7) .......................... 39
CB1-46 Board Schematic Diagram (3 of 7) .......................... 40
CB1-46 Board Schematic Diagram (4 of 7) .......................... 41
CB1-46 Board Schematic Diagram (5 of 7) .......................... 42
CB1-46 Board Schematic Diagram (6 of 7) .......................... 43
CB1-46 Board Schematic Diagram (7 of 7) .......................... 44
CB1-55 Board Schematic Diagram (1 of 7) .......................... 45
CB1-55 Board Schematic Diagram (2 of 7) .......................... 46
CB1-55 Board Schematic Diagram (3 of 7) .......................... 47
CB1-55 Board Schematic Diagram (4 of 7) .......................... 48
CB1-55 Board Schematic Diagram (5 of 7) .......................... 49
CB1-55 Board Schematic Diagram (6 of 7) .......................... 50
CB1-55 Board Schematic Diagram (7 of 7) .......................... 51
FBU Board Schematic Diagram (1 of 18) ............................. 53
FBU Board Schematic Diagram (2 of 18) ............................. 54
FBU Board Schematic Diagram (3 of 18) ............................. 55
FBU Board Schematic Diagram (4 of 18) ............................. 56
FBU Board Schematic Diagram (5 of 18) ............................. 57
FBU Board Schematic Diagram (6 of 18) ............................. 58
FBU Board Schematic Diagram (7 of 18) ............................. 59
FBU Board Schematic Diagram (8 of 18) ............................. 60
FBU Board Schematic Diagram (9 of 18) ............................. 61
FBU Board Schematic Diagram (10 of 18) ........................... 62
FBU Board Schematic Diagram (11 of 18) ........................... 63
FBU Board Schematic Diagram (12 of 18) ........................... 64
FBU Board Schematic Diagram (13 of 18) ........................... 65
FBU Board Schematic Diagram (14 of 18) ........................... 66
FBU Board Schematic Diagram (15 of 18) ........................... 67
FBU Board Schematic Diagram (16 of 18) ........................... 68
FBU Board Schematic Diagram (17 of 18) ........................... 69
FBU Board Schematic Diagram (18 of 18) ........................... 70
G6-46 Board Schematic Diagram 
(KDL-46XBR8 Only) (1 of 2) .................................... 72
G6-46 Board Schematic Diagram 
(KDL-46XBR8 Only) (2 of 2) .................................... 73
G6-55 Board Schematic Diagram 
(KDL-55XBR8 Only) (1 of 2) .................................... 74
G6-55 Board Schematic Diagram 
(KDL-55XBR8 Only) (2 of 2) .................................... 75
G7 Board Schematic Diagram (KDL-55XBR8 Only) ............ 78
GL-46 Board Schematic Diagram 
(KDL-46XBR8 Only) (1 of 2) .................................... 81
GL-46 Board Schematic Diagram 
(KDL-46XBR8 Only) (2 of 2) .................................... 82
GL-55 Board Schematic Diagram 
(KDL-55XBR8 Only) (1 of 2) .................................... 83
GL-55 Board Schematic Diagram 
(KDL-55XBR8 Only) (2 of 2) .................................... 84
H1VM Board Schematic Diagram ........................................ 86
H3VM Board Schematic Diagram ........................................ 89
H4 Board Schematic Diagram .............................................. 91
3-5. Semiconductors ................................................................... 93
SECTION 4:  EXPLODED VIEWS ........................................................ 94
4-1.  Rear Cover Assembly and Table-Top Assembly  ................. 94
4-2. Chassis-1 ............................................................................. 95
4-3. Chassis-2 ............................................................................. 96
4-4. Connectors (KDL-46XBR8 Only) ......................................... 97
4-5. Connectors (KDL-55XBR8 Only) ......................................... 98
4-6.  Bezel Assembly and LCD Panel .......................................... 99
4-7. Screw Legend .................................................................... 100
SECTION 5:  ELECTRICAL PARTS LIST .......................................... 101
APPENDIX A:  ENCRYPTION KEY COMPONENTS ..........................A-1
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