Sony TRINITRON KV-ES34M90, Service Manual

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KV-ES34M90
RM-916
TABLE OF CONTENTS
Section Title Page
SELF DIAGNOSIS FUNCTION
................................ 4
1. GENERAL
........................................................................ 8
2. DISASSEMBLY
2-1. Rear Cover Removal ................................................ 32
2-2. Speaker Box Removal ............................................. 32
2-3. H2 Board Removal .................................................. 32
2-4. Chassis Assy Removal ............................................. 33
2-5. Service Position ....................................................... 33
2-6. DH Board Removal ................................................. 33
2-7. J Board Removal ...................................................... 33
2-8. B3, D1 and E Boards Removal ................................ 34
2-9. A and D Boards Removal ........................................ 34
2-10. H1 Board Removal .................................................. 34
2-11. F2 Board Removal ................................................... 34
2-12. Demagnetization Coil Removal .............................. 35
2-13. Top Switch Removal ................................................ 35
2-14. G2 Lead Removal .................................................... 35
2-15. Picture Tube Removal .............................................. 36
2-16. Frame Sub Assy Disassembly ................................. 36
3. SERVICE JIG
3-1. Jig Required for Servicing ....................................... 39
4. SET-UP ADJUSTMENTS
4-1. Beam Landing .......................................................... 40
4-2. Convergence ............................................................. 41
4-3. Focus Adjustment .................................................... 43
4-4. Neck Assy Twist Adjustment ................................... 43
4-5. G2 (Screen) and White Balance Adjustments ......... 44
5. CIRCUIT ADJUSTMENTS
5-1. Adjustments with Commander ................................ 45
5-2. Adjustment Method ................................................. 46
5-3. Picture Quality Adjustments .................................... 57
5-4. Deflection Adjustments ........................................... 59
5-5. A Board Adjustment After IC003 (Memory)
Replacement ............................................................. 60
5-6. Picture Distortion Adjustment ................................. 61
Section Title Page
6. DIAGRAMS
6-1. Block Diagram ......................................................... 63
6-2. Frame Schematic Diagram ...................................... 81
6-3 Circuit Boards Location .......................................... 84
6-4. Schematic Diagrams and Printed Wiring Boards ... 84
(1) Schematic Diagram of A Board .............................. 89
(2) Schematic Diagram of D Board .............................. 93
(3) Schematic Diagrams of D1 Board .......................... 101
(4) Schematic Diagrams of C, F1 and VM Boards ...... 109
(5) Schematic Diagram of E Board .............................. 113
(6) Schematic Diagrams of H1, H2 and H3 Boards .... 120
(7) Schematic Diagram of B3 (1/6) Board .................. 125
(8) Schematic Diagram of B3 (2/6) Board .................. 129
(9) Schematic Diagram of B3 (3/6) Board .................. 133
(10) Schematic Diagram of B3 (4/6) Board .................. 137
(11) Schematic Diagram of B3 (5/6) Board .................. 141
(12) Schematic Diagrams of B3 (6/6) and F2 Boards ... 145
(13) Schematic Diagram of DH Board .......................... 149
(14) Schematic Diagram of A1 Board ........................... 155
(15) Schematic Diagrams of BC4 and E1 Boards ......... 160
(16) Schematic Diagram of J Board ............................... 167
6-5. Semiconductors ....................................................... 172
7. EXPLODED VIEWS
7-1. Speaker Bracket ...................................................... 181
7-2. Chassis .................................................................... 182
7-3. Picture Tube ............................................................ 183
8. ELECTRICAL PARTS LIST
...................................... 184