Table Of Contents - Sony Trinitron KV-24FV12 Service Manual

Section
Warnings and Cautions ............................................................................................................................................................... 4
Self-Diagnostic Function ............................................................................................................................................................. 4
Safety Check-Out Instructions .................................................................................................................................................... 7
1. GENERAL ........................................................................................................................................................... 8
2. DISASSEMBLY
2-1. Rear Cover Removal ..................................................................................................................................................... 13
2-2. Chassis Assembly Removal ......................................................................................................................................... 13
2-3. Service Position ............................................................................................................................................................ 13
2-4. Picture Tube Removal ................................................................................................................................................... 14
3. SET-UP ADJUSTMENTS
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. SAFETY RELATED ADJUSTMENTS
4-1. R564 Confirmation Method (HV Hold-Down Confirmation and Readjustments) .................................................... 19
4-2. B+ Voltage Confirmation and Adjustment ..................................................................................................................... 19
5. CIRCUIT ADJUSTMENTS
5-1. Setting the Service Adjustment Mode .......................................................................................................................... 21
5-2. Memory Write Confirmation Method ............................................................................................................................. 21
5-3. Adjustment Buttons and Indicators ............................................................................................................................... 21
5-4. A Board Adjustments .................................................................................................................................................... 23
6. DIAGRAMS
6-1. Block Diagram ............................................................................................................................................................... 27
6-2. Circuit Board Location .................................................................................................................................................. 31
6-3. Printed Wiring Boards and Schematic Diagrams ......................................................................................................... 31
• A Board .................................................................................................................................................................... 33
• MB Board ................................................................................................................................................................. 39
• CB Board .................................................................................................................................................................. 45
• HZ Board .................................................................................................................................................................. 46
• K Board .................................................................................................................................................................... 47
• VB Board .................................................................................................................................................................. 48
6-4. Semiconductors ............................................................................................................................................................ 49
7. EXPLODED VIEW
7-1. Chassis (KV-24FV12 ONLY) ........................................................................................................................................ 50
7-2. Chassis (KV-25FV12A ONLY) ....................................................................................................................................... 51
7-3. Chassis (KV-25FV12/25FV12C ONLY) ........................................................................................................................ 52
8. ELECTRICAL PARTS LIST

TABLE OF CONTENTS

Title
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KV-24FV12/25FV12/25FV12A/25FV12C
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