Table Of Contents; Section Title - Sony KDL-52XBR4 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. Rear Cover Removal ............................................................ 12
1-2. Arm (Bracket) and Stand Removal ..................................... 12
1-3. Speaker Removal ................................................................ 13
1-4. HW2 Board Removal ........................................................... 13
1-5. H1 Board and H3 Board Removal ........................................ 14
1-6. UB1 Board Removal ............................................................ 14
1-7. FB1 Board, AU Board, and H5 Board
(For KDL-52XBR5 Only) Removal ....................................... 15
1-8. TUU2 Board Removal .......................................................... 15
1-9. GF2 Board, and DF4 Board and DF5 Board Removal ......... 16
1-10. H4 Board and AC Inlet Removal .......................................... 16
1-11. Stay Removal ....................................................................... 17
1-12. LCD Panel Removal ............................................................. 17
1-13. MT Inverter Board(s) Removal ............................................. 18
SECTION 2: SERVICE ADJUSTMENTS ............................................. 19
2-1. Remote Adjustment Buttons and Indicators ......................... 19
2-2. Accessing Service Adjustments ........................................... 19
2-3. Updating Model Information
after Replacing the FB1 Board ............................................. 21
SECTION 3: DIAGRAMS ..................................................................... 22
3-1. Circuit Boards Location ........................................................ 22
3-2. Printed Wiring Boards and
Schematic Diagrams Information ........................................ 22
3-3. Block Diagram ...................................................................... 24
3-3-1. Connector Diagram .................................................. 25
3-4. Schematics and Supporting Information .............................. 26
AU Board Schematic Diagram (1 of 6) ................................. 26
AU Board Schematic Diagram (2 of 6) ................................. 27
AU Board Schematic Diagram (3 of 6) ................................. 28
AU Board Schematic Diagram (4 of 6) ................................. 29
AU Board Schematic Diagram (5 of 6) ................................. 30
AU Board Schematic Diagram (6 of 6) ................................. 31
KDL-52XBR4/52XBR5

TABLE OF CONTENTS

PAGE

SECTION TITLE

3-5. Semiconductors ................................................................... 75
SECTION 4: EXPLODED VIEWS ........................................................ 76
4-1. Rear Cover Assembly and Stand Assembly ........................ 76
4-2. Speakers .............................................................................. 77
4-3. Chassis ................................................................................ 78
4-4. Connectors ........................................................................... 79
4-5. Bezel Assembly and LCD Panel .......................................... 80
SECTION 5: ELECTRICAL PARTS LIST ............................................ 81
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
DF4 Board Schematic Diagram ........................................... 33
DF5 Board Schematic Diagram ........................................... 36
FB1 Board Schematic Diagram (1 of 17) ............................. 39
FB1 Board Schematic Diagram (2 of 17) ............................. 40
FB1 Board Schematic Diagram (3 of 17) ............................. 41
FB1 Board Schematic Diagram (4 of 17) ............................. 42
FB1 Board Schematic Diagram (5 of 17) ............................. 43
FB1 Board Schematic Diagram (6 of 17) ............................. 44
FB1 Board Schematic Diagram (7 of 17) ............................. 45
FB1 Board Schematic Diagram (8 of 17) ............................. 46
FB1 Board Schematic Diagram (9 of 17) ............................. 47
FB1 Board Schematic Diagram (10 of 17) ........................... 48
FB1 Board Schematic Diagram (11 of 17) ........................... 49
FB1 Board Schematic Diagram (12 of 17) ........................... 50
FB1 Board Schematic Diagram (13 of 17) ........................... 51
FB1 Board Schematic Diagram (14 of 17) ........................... 52
FB1 Board Schematic Diagram (15 of 17) ........................... 53
FB1 Board Schematic Diagram (16 of 17) ........................... 54
FB1 Board Schematic Diagram (17 of 17) ........................... 55
GF2 Board Schematic Diagram ........................................... 57
H1 Board Schematic Diagram .............................................. 59
H3 Board Schematic Diagram .............................................. 61
H4 Board Schematic Diagram .............................................. 63
H5 Board Schematic Diagram (KDL-52XBR5 ONLY) .......... 65
HW2 Board Schematic Diagram (1 of 2) .............................. 67
HW2 Board Schematic Diagram (2 of 2) .............................. 68
TUU2 Board Schematic Diagram (1 of 2) ............................ 71
TUU2 Board Schematic Diagram (2 of 2) ............................ 72
KDL-52XBR4/52XBR5
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