Table Of Contents; Section Title - Sony KDL-70XBR3 Service Manual

SECTION TITLE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety-Related Component Warning .............................................. 7
Safety Check-Out ........................................................................... 9
Self-Diagnostic Function ............................................................... 10
SECTION 1: DISASSEMBLY ............................................................... 12
1-1. Overview .............................................................................. 12
1-2. LVDS Cable Removal .......................................................... 12
1-3. Rear cover removal .............................................................. 13
1-4. Fan Removal ........................................................................ 13
1-5. H5 Board and Side Terminal Bracket Removal .................... 14
1-6. H1 board, H3 board, and AC Inlet Removal ......................... 14
1-7. Speaker Removal ................................................................. 15
1-8. G1P board removal .............................................................. 15
1-9. AU board and QT Board Removal ....................................... 16
1-10. BEP board and QM Board Removal .................................... 16
1-11. G2P Board and F Board Removal ....................................... 17
1-12. LT3 Board, LP3 Boards, and LD3 Board
(LED Backlight Drivers) Removal ......................................... 17
1-13. Front Cabinet, Base Stand, and Arm Bracket Removal ....... 18
SECTION 2: SERVICE ADJUSTMENTS ............................................. 19
2-1. Overview .............................................................................. 19
SECTION 3: DIAGRAMS ..................................................................... 20
3-1. Circuit Boards Location ........................................................ 20
3-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 21
3-3. Block Diagrams .................................................................... 23
System Block Diagram ......................................................... 23
Connections Diagram ........................................................... 24
3-4. Schematics and Supporting Information .............................. 25
AUP Board Schematic Diagram (1 of 7) .............................. 25
AUP Board Schematic Diagram (2 of 7) .............................. 26
AUP Board Schematic Diagram (3 of 7) .............................. 27
AUP Board Schematic Diagram (4 of 7) .............................. 28
AUP Board Schematic Diagram (5 of 7) .............................. 29
AUP Board Schematic Diagram (6 of 7) .............................. 30
AUP Board Schematic Diagram (7 of 7) .............................. 31
KDL-70XBR3

TABLE OF CONTENTS

PAGE

SECTION TITLE

3-5. Semiconductors ................................................................... 75
SECTION 4: EXPLODED VIEWS ........................................................ 76
4-1. Rear Cover Assembly ......................................................... 76
4-2. H Boards and Speakers ....................................................... 77
4-3. Chassis ................................................................................ 78
4-4 Connectors ........................................................................... 79
4-5. Cabinet and Stand Assemblies, and H4 Board .................... 80
SECTION 5: ELECTRICAL PARTS LIST ............................................ 81
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
BEP Board Schematic Diagram (1 of 13) ............................. 34
BEP Board Schematic Diagram (2 of 13) ............................. 35
BEP Board Schematic Diagram (3 of 13) ............................. 36
BEP Board Schematic Diagram (4 of 13) ............................. 37
BEP Board Schematic Diagram (5 of 13) ............................. 38
BEP Board Schematic Diagram (6 of 13) ............................. 39
BEP Board Schematic Diagram (7 of 13) ............................. 40
BEP Board Schematic Diagram (8 of 13) ............................. 41
BEP Board Schematic Diagram (9 of 13) ............................. 42
BEP Board Schematic Diagram (10 of 13) ........................... 43
BEP Board Schematic Diagram (11 of 13) ........................... 44
BEP Board Schematic Diagram (12 of 13) ........................... 45
BEP Board Schematic Diagram (13 of 13) ........................... 46
F Board Schematic Diagram ................................................ 49
G1P Board Schematic Diagram (1 of 2) ............................... 50
G1P Board Schematic Diagram (2 of 2) ............................... 51
G2P Board Schematic Diagram ........................................... 54
H1 Board Schematic Diagram .............................................. 57
H3 Board Schematic Diagram .............................................. 58
H4 Board Schematic Diagram .............................................. 60
H5 Board Schematic Diagram (1 of 2) ................................. 61
H5 Board Schematic Diagram (2 of 2) ................................. 62
QM Board Schematic Diagram (1 of 5) ................................ 65
QM Board Schematic Diagram (2 of 5) ................................ 66
QM Board Schematic Diagram (3 of 5) ................................ 67
QM Board Schematic Diagram (4 of 5) ................................ 68
QM Board Schematic Diagram (5 of 5) ................................ 69
QT Board Schematic Diagram ............................................. 72
KDL-70XBR3
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