Table Of Contents - Sony TRINITRON KV-20FS12 Service Manual
Sony trinitron color tv service manual
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Also See for TRINITRON KV-20FS12:
- Specifications (1 page) ,
- Dimensions (1 page) ,
- Training manual (53 pages)
Table of Contents
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Section
Warnings and Cautions ............................................................................................................................................................... 4
Self-Diagnostic Function ............................................................................................................................................................. 4
Safety Check-Out Instructions .................................................................................................................................................... 7
1.
GENERAL ........................................................................................................................................................... 8
2.
2-1.
Rear Cover Removal ..................................................................................................................................................... 13
2-2.
Chassis Assembly Removal ......................................................................................................................................... 13
2-3.
Service Position ............................................................................................................................................................ 13
2-4.
Picture Tube Removal ................................................................................................................................................... 14
3.
3-1.
Beam Landing ............................................................................................................................................................... 15
3-2.
Convergence ................................................................................................................................................................. 16
3-3.
Focus ............................................................................................................................................................................. 17
3-4.
Screen (G2) ................................................................................................................................................................... 17
3-5.
Method of Setting the Service Adjustment Mode .............................................................................. ........................... 18
3-6.
White Balance Adjustments .......................................................................................................................................... 18
4.
4-1.
R562 Confirmation Method (HV Hold-Down Confirmation and Readjustments) .................................................... 19
4-2.
B+ Voltage Confirmation and Adjustment ..................................................................................................................... 19
5.
5-1.
Setting the Service Adjustment Mode .......................................................................................................................... 21
5-2.
Memory Write Confirmation Method ............................................................................................................................. 21
5-3.
Adjustment Buttons and Indicators ............................................................................................................................... 21
5-4.
MB Board Adjustments ................................................................................................................................................. 23
6.
6-1.
Block Diagram ............................................................................................................................................................... 27
6-2.
Circuit Board Location .................................................................................................................................................. 30
6-3.
Printed Wiring Boards and Schematic Diagrams ......................................................................................................... 30
• A Board .................................................................................................................................................................... 31
• K Board .................................................................................................................................................................... 38
• MB Board ................................................................................................................................................................. 39
• CB Board .................................................................................................................................................................. 47
• VB Board .................................................................................................................................................................. 49
• HZ Board .................................................................................................................................................................. 50
6-4.
Semiconductors ............................................................................................................................................................ 51
7.
7-1.
Chassis (KV-21FE12/C ONLY) .................................................................................................................................... 52
7-2.
Chassis (KV-21FE12A MODEL ONLY) ......................................................................................................................... 53
7-3.
Chassis (KV-20FV12/21FV12/C ONLY) ....................................................................................................................... 54
7-4.
Chassis (KV-20FS12/21FM12 ONLY) .......................................................................................................................... 55
8.
TABLE OF CONTENTS
Title
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KV-20FS12/20FV12/21FE12/A/C/21FM12/21FV12/C
Page
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