Table Of Contents; Section Title - Sony KDL-32S20L1 Service Manual
Lcd digital color television
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Also See for KDL-32S20L1:
- Operating instructions manual (48 pages) ,
- Quick setup manual (2 pages) ,
- Limited warranty (1 page)
Table of Contents
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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.
Vesa Bracket Assembly Removal ............................ 12
1-3.
H1U Board Removal ................................................ 13
1-4.
1-5.
AU Board Removal .................................................. 14
1-6.
QT Board Removal .................................................. 14
1-7.
QS board and BU Board Removal ........................... 15
1-8.
H3U Board and Speaker Removal .......................... 15
1-9.
LCD Panel Removal ................................................ 16
SECTION 2: SERVICE ADJUSTMENTS ............................................. 17
2-1. Remote Adjustment Buttons and Indicators ......................... 17
2-2. Accessing Service Adjustments ........................................... 17
Service Items ........................................................... 18
2-3. Resetting the User Menu - Factory Reset ............................ 19
2-4. Aging Mode .......................................................................... 19
2-5. White Balance Adjustment. .................................................. 20
SECTION 3: DIAGRAMS ..................................................................... 21
3-1. Circuit Boards Location ........................................................ 21
Schematic Diagrams Information ......................................... 21
3-3. Block Diagram ...................................................................... 23
KDL-32S20L1/40S20L1
TABLE OF CONTENTS
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SECTION TITLE
3-4. Schematics and Supporting Information .............................. 24
3-5. Semiconductors ................................................................... 52
SECTION 4: EXPLODED VIEWS ........................................................ 53
4-1. Rear Cabinet and Stand Assembly ..................................... 53
4-2. Chassis ............................................................................... 54
4-3. Speakers .............................................................................. 55
4-4. LCD Panel ............................................................................ 56
SECTION 5: ELECTRICAL PARTS LIST ............................................ 57
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
AU Board Schematic Diagram (1 of 2) ................................. 24
AU Board Schematic Diagram (2 of 2) ................................. 25
BU Board Schematic Diagram (1 of 8) ................................. 27
BU Board Schematic Diagram (2 of 8) ................................. 28
BU Board Schematic Diagram (3 of 8) ................................. 29
BU Board Schematic Diagram (4 of 8) ................................. 30
BU Board Schematic Diagram (5 of 8) ................................. 31
BU Board Schematic Diagram (6 of 8) ................................. 32
BU Board Schematic Diagram (7 of 8) ................................. 33
BU Board Schematic Diagram (8 of 8) ................................. 34
G1 Board, Power Unit (KDL-32S20L1Only) ......................... 36
G2 Board Schematic Diagram (KDL-40S20L1 Only) ........... 38
H1U Board Schematic Diagram ........................................... 40
H2U Board Schematic Diagram ........................................... 41
H3U Board Schematic Diagram ........................................... 43
QS Board Schematic Diagram (1 of 5) ................................. 44
QS Board Schematic Diagram (2 of 5) ............................... 45
QS Board Schematic Diagram (3 of 5) ................................. 46
QS Board Schematic Diagram (4 of 5) ................................. 47
QS Board Schematic Diagram (5 of 5) ................................. 48
QT Board Schematic Diagram ............................................. 50
KDL-32S20L1/40S20L1
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