Read Sony PCGAAC16V3 Service Manual online
KV-XA21M80
RM-952
– 3 –
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION .............................. 4
1. GENERAL ................................................................. 7
2. DISASSEMBLY
2-1. Rear Cover Removal ............................................... 18
2-2. Speaker Removal .................................................... 18
2-3. Chassis Assy Removal ............................................ 18
2-4. F Bracket Removal .................................................. 18
2-5. Terminal Bracket Removal ..................................... 18
2-6. Service Position ...................................................... 19
2-7. Replacement of Parts .............................................. 19
2-2. Speaker Removal .................................................... 18
2-3. Chassis Assy Removal ............................................ 18
2-4. F Bracket Removal .................................................. 18
2-5. Terminal Bracket Removal ..................................... 18
2-6. Service Position ...................................................... 19
2-7. Replacement of Parts .............................................. 19
2-7-1. Replacement of Light Guide ........................ 19
2-7-2. Replacement of Power Button ..................... 19
2-7-2. Replacement of Power Button ..................... 19
2-8. Picture Tube Removal ............................................. 20
3. SET-UP ADJUSTMENTS
3-1. Beam Landing ......................................................... 21
3-2. Convergence Adjustment ........................................ 22
3-3. Focus Adjustment .................................................... 24
3-4. G2 (SCREEN) and White Balance Adjustments ... 24
3-2. Convergence Adjustment ........................................ 22
3-3. Focus Adjustment .................................................... 24
3-4. G2 (SCREEN) and White Balance Adjustments ... 24
4. CIRCUIT ADJUSTMENTS
4-1. Adjustment With Commander ................................ 25
4-2. Adjustment Method ................................................ 25
4-3. Picture Quality Adjustment .................................... 30
4-4. Deflection Adjustment ............................................ 30
4-5. A Board Adjustment After IC003 (Memory)
4-2. Adjustment Method ................................................ 25
4-3. Picture Quality Adjustment .................................... 30
4-4. Deflection Adjustment ............................................ 30
4-5. A Board Adjustment After IC003 (Memory)
Replacement ............................................................ 30
4-6. Picture Distortion Adjustment ................................ 31
Section
Title
Page
Section
Title
Page
5. DIAGRAMS
5-1. Block Diagram ........................................................ 33
5-2. Circuit Boards Location .......................................... 35
5-3. Schematic Diagrams ............................................... 36
5-2. Circuit Boards Location .......................................... 35
5-3. Schematic Diagrams ............................................... 36
(1) F and C1 Boards Schematic Diagrams ............. 37
(2) A Board Schematic Diagram ............................ 39
(2) A Board Schematic Diagram ............................ 39
5-4. Voltage Measurement ............................................. 43
5-5. Waveforms .............................................................. 45
5-6. Printed Wiring Boards and Parts Location ............. 46
5-7. Semiconductors ....................................................... 49
5-5. Waveforms .............................................................. 45
5-6. Printed Wiring Boards and Parts Location ............. 46
5-7. Semiconductors ....................................................... 49
6. EXPLODED VIEWS
6-1. Picture Tube ............................................................ 51
6-2. Chassis ..................................................................... 52
6-2. Chassis ..................................................................... 52
7. ELECTRICAL PARTS LIST .................................... 53
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