Sony KV-XA34M60, Руководство по обслуживанию, Страница: 3 / 94

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KV-XA34M60
RM-954
TABLE OF CONTENTS
Section Title Page
SELF DIAGNOSIS FUNCTION
................................ 4
1. GENERAL
........................................................................ 7
2. DISASSEMBLY
2-1. Rear Cover Removal ................................................ 23
2-2. Speaker Removal ..................................................... 23
2-3. Chassis Assy Removal ............................................. 23
2-4. F Bracket Removal .................................................. 23
2-5. Service Position ....................................................... 23
2-6. Replacement of Parts ............................................... 24
2-6-1 Replacement of Light Guide ..............................................
24
2-6-2 Replacement of Power Button ...........................................
24
2-7. HV Cap Block, PWB Holder DH and
J Board Removal ...................................................... 24
2-8. Terminal Bracket Removal ...................................... 24
2-9. D2 and D3 Boards Removal ................................... 24
2-10. B1 Board Removal ................................................... 25
2-11. H Board Removal .................................................... 25
2-12. A and B Boards Removal ........................................ 25
2-13. Picture Tube Removal .............................................. 26
2-14. Removal of Anode Cap ............................................ 26
3. ADVANCE OPERATION
3-1. "RESET" Function ................................................... 27
4. SET-UP ADJUSTMENTS
4-1. Beam Landing .......................................................... 28
4-2. Convergence Adjustment ......................................... 29
4-3. Focus Adjustment .................................................... 31
4-4. G2 (Screen) and White Balance Adjustments ......... 32
5. CIRCUIT ADJUSTMENTS
5-1. Adjustments with Commander ................................ 33
5-2. Adjustment Method ................................................. 35
5-3. Picture Quality Adjustments .................................... 38
5-4. Display position Adjustment ................................... 38
5-5. Deflection Adjustment ............................................. 38
5-6. H-Trapezoid Adjustment ......................................... 39
5-7. A Board Adjustment After IC003
(memory) Replacement ........................................... 39
5-8. Picture Distortion Adjustment ................................. 40
Section Title Page
6. DIAGRAMS
6-1. Block Diagram .......................................................... 41
6-2. Circuit Board Location ............................................. 43
6-3. Schematic Diagrams ................................................. 45
(1) Schematic Diagrams of F, J and VM1 Boards ... 45
(2) Schematic Diagram of A Board .......................... 47
(3) Schematic Diagram of B Board .......................... 63
(4) Schematic Diagram of B1 and C6 Boards ........ 71
(5) Schematic Diagram of H Board ......................... 73
(6) Schematic Diagram of D2 Board ....................... 75
(7) Schematic Diagram of DH Board ....................... 77
6-5. Voltage Measurements .............................................. 78
6-6. Waveforms ................................................................ 84
6-7. Printed Wiring Boards and Parts Location ............... 85
6-8. Semiconductors ......................................................... 93
7. EXPLODED VIEWS
7-1. Picture Tube .............................................................. 95
7-2. Chassis ...................................................................... 96
8. ELECTRICAL PARTS LIST
...................................... 97