Table Of Contents - Sony KV-XF34K94 Service Manual

Section
SELF DIAGNOSIS FUNCTION
1. GENERAL
........................................................................ 8
2. DISASSEMBLY
2-1. Rear Cover Removal ................................................ 25
2-2. Speaker Removal ..................................................... 25
2-3. Chassis Assy Removal ............................................. 25
2-4. F Bracket Removal .................................................. 25
2-5. Service Position ....................................................... 26
2-6. Replacement of Parts ............................................... 26
2-6-1. Replacement of Control Button .....................................
2-6-2. Replacement of Light Guide ..........................................
2-7. D2 Board Removal .................................................. 26
2-8. HV Block, PWB Holder and Terminal Bracket ......
Removal ................................................................... 27
2-9. H3 Board Removal .................................................. 27
2-10. P2 and V1 Boards Removal ..................................... 27
2-11. A and B3 Boards Removal ...................................... 27
2-12. Picture Tube Removal .............................................. 28
3. SET-UP ADJUSTMENTS
3-1. Beam Landing .......................................................... 29
3-2. Convergence ............................................................. 30
3-3. Focus Adjustment .................................................... 32
3-4. G2 (Screen) and White Balance Adjustments ......... 33
4. CIRCUIT ADJUSTMENT
4-1. Adjustments with Commander ................................ 34
4-2. Adjustment Method ................................................. 35
4-3. Picture Quality Adjustments .................................... 40
4-4. Display Position Adjustment ................................... 40
4-5. A Board Adjustment After IC003 (Memory)
Replacement ............................................................. 40
4-6. Picture Distortion Adjustment ................................. 41

TABLE OF CONTENTS

Title Page
................................ 4
26
26
Section
5. DIAGRAMS
5-1. Block Diagram ......................................................... 43
5-2. Frame Schematic Diagram ...................................... 47
5-3 Circuit Boards Location .......................................... 51
5-4. Schematic Diagrams and Printed Wiring Boards ... 52
(1) Schematic Diagram of A (1/2) Board ...................... 55
(2) Schematic Diagram of A (2/2) Board ...................... 59
(3) Schematic Diagram of F Board ............................... 63
(4) Schematic Diagram of B3 Board ............................ 67
(5) Schematic Diagram of C Board .............................. 75
(6) Schematic Diagram of P2 Board .............................. 79
(7) Schematic Diagrams of B7 and H3 Boards ........... 82
(8) Schematic Diagram of VM1 Board ........................ 87
(9) Schematic Diagram of D2 Board ........................... 89
5-5. Semiconductors ....................................................... 92
6. EXPLODED VIEWS
6-1. Speaker Bracket ...................................................... 95
6-2. Chassis .................................................................... 96
6-3. Picture Tube ............................................................ 97
7. ELECTRICAL PARTS LIST
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KV-XF34K94
Title Page
...................................... 98
RM-962