Read Sony KDL-22L5000 / KDL-37L5000 Service Manual online
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KDL-22L5000/37L5000
KDL-22L5000/37L5000
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
1-1-1. Rear Cover Removal (KDL-22L5000 Only) ............. 13
1-1-2. Rear Cover Removal (KDL-37L5000 Only) ............. 13
1-2. Switch Unit Removal ............................................................ 14
1-2-1. Switch Unit Removal (KDL-22L5000 Only) .............. 14
1-2-2. Switch Unit Removal (KDL-37L5000 Only) .............. 14
1-3. A Board and G Board Removal ............................................ 15
1-3-1. A Board and G Board Removal
(KDL-22L5000 Only) ................................................ 15
1-3-2. A Board and G4 (Power Unit) Board Removal
(KDL-37L5000 Only) ................................................ 15
1-4. Table-Top Stand Assembly and Under Cover Removal ....... 16
1-4-1. Table-Top Stand Assembly and
Under Cover Removal (KDL-22L5000 Only) ........... 16
1-4-2. Table-Top Stand Assembly and
Under Cover Removal (KDL-37L5000 Only) ........... 16
1-5. Loudspeaker and Under Cover Removal ............................. 17
1-5-1. Loudspeaker and Under Cover Removal
(KDL-22L5000 Only) ................................................ 17
1-5-2. Loudspeaker and Under Cover Removal
(KDL-37L5000 Only) ................................................ 17
1-6. LCD Panel and Structural Parts Removal ............................ 18
1-6-1 LCD Panel and Structural Parts Removal
(KDL-22L5000 Only) ................................................ 18
1-6-2 LCD Panel and Structural Parts Removal
(KDL-37L5000 Only) ................................................ 19
1-6-3. Cleaning the LCD Panel ............................................ 20
1-7. ETC-Inverter (Balancer) Board Removal
(KDL-37L5000 Only) ............................................................ 20
WIRE DRESSING ........................................................................ 21
KDL-22L5000
Only
............................................................... 21
KDL-37L5000
Only
............................................................... 22
SECTION 2: SERVICE ADJUSTMENTS ............................................. 23
2-1. Resetting to Factory Defaults ............................................... 23
SECTION 3: DIAGRAMS ..................................................................... 24
3-1. Circuit Boards Location ........................................................ 24
3-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 24
3-3. Block Diagram
...................................................................... 26
3-4. Schematics and Supporting Information .............................. 27
A Board Schematic Diagram (1 of 17) .................................. 27
A Board Schematic Diagram (2 of 17) .................................. 28
A Board Schematic Diagram (3 of 17) .................................. 29
A Board Schematic Diagram (4 of 17) .................................. 30
A Board Schematic Diagram (5 of 17) .................................. 31
A Board Schematic Diagram (6 of 17) .................................. 32
A Board Schematic Diagram (7 of 17) .................................. 33
A Board Schematic Diagram (8 of 17) .................................. 34
A Board Schematic Diagram (9 of 17) .................................. 35
A Board Schematic Diagram (10 of 17) ................................ 36
A Board Schematic Diagram (11 of 17) ................................ 37
A Board Schematic Diagram (12 of 17) ................................ 38
A Board Schematic Diagram (13 of 17) ................................ 39
A Board Schematic Diagram (14 of 17) ................................ 40
A Board Schematic Diagram (15 of 17) ................................ 41
A Board Schematic Diagram (16 of 17) ................................ 42
A Board Schematic Diagram (17 of 17) ................................ 43
G Board Schematic Diagram (KDL-22L5000 Only) ............. 45
G4 Board Schematic Diagram (KDL-37L5000 Only) ........... 46
H1 Board Schematic Diagram .............................................. 48
H2 Board Schematic Diagram .............................................. 50
SECTION 4: EXPLODED VIEWS ........................................................ 52
4-1. Rear Cover Assembly and Table-Top Stand Assembly
(KDL-22L5000 Only) ............................................................ 52
4-2. Rear Cover Assembly and Table-Top Stand Assembly
(KDL-37L5000 Only) ............................................................ 53
4-3. Chassis (KDL-22L5000 Only) .............................................. 54
4-4. Chassis (KDL-37L5000 Only) .............................................. 55
4-5. Bezel Assembly and LCD Panel (KDL-22L5000 Only) ........ 56
4-6. Bezel Assembly and LCD Panel (KDL-37L5000 Only) ........ 57
4-7. Screw Legend ...................................................................... 58
4-8. Accessories, Packing, Miscellaneous and Remote
Commander ......................................................................... 59
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
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