Read Sony KV-DA34M50 Service Manual online
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KV-DA34M50/M80/M86
RM-W105
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION .............................. 3
1. DISASSEMBLY
1-1. Rear Cover Removal ................................................. 6
1-2. Speaker Removal ...................................................... 6
1-3. Chassis Assy Removal .............................................. 6
1.4. Service Position ........................................................ 6
1-5. Terminal Bracket Removal ....................................... 6
1-6. J Board Removal ....................................................... 6
1-7. F1 Board Removal .................................................... 7
1-8. DL Board Removal ................................................... 7
1-9. BH1, BP and BC Boards Removal ........................... 7
1-10.H1 and H2 Boards Removal ..................................... 7
1-11. A and D Boards Removal ......................................... 7
1-12.Picture Tube Removal ............................................... 8
1-2. Speaker Removal ...................................................... 6
1-3. Chassis Assy Removal .............................................. 6
1.4. Service Position ........................................................ 6
1-5. Terminal Bracket Removal ....................................... 6
1-6. J Board Removal ....................................................... 6
1-7. F1 Board Removal .................................................... 7
1-8. DL Board Removal ................................................... 7
1-9. BH1, BP and BC Boards Removal ........................... 7
1-10.H1 and H2 Boards Removal ..................................... 7
1-11. A and D Boards Removal ......................................... 7
1-12.Picture Tube Removal ............................................... 8
2. SERVICE JIG .......................................................... 10
3. CIRCUIT BOARDS LOCATION ............................. 10
4. ADVANCE OPERATION
4-1. "RESET" Function .................................................. 11
5. SET-UP ADJUSTMENTS
5-1. Beam Landing ......................................................... 12
5-2. Convergence Adjustment ........................................ 13
5-3. Focus Adjustment .................................................... 15
5-4. Neck Assy Twist Adjustment .................................. 15
5-5. G2 (SCREEN) and White Balance Adjustment ..... 15
5-2. Convergence Adjustment ........................................ 13
5-3. Focus Adjustment .................................................... 15
5-4. Neck Assy Twist Adjustment .................................. 15
5-5. G2 (SCREEN) and White Balance Adjustment ..... 15
6. CIRCUIT ADJUSTMENTS
6-1. Adjustments With Commander .............................. 16
6-2. Adjustment Method ................................................ 17
6-3. Picture Quality Adjustments ................................... 62
6-4. Sub Hue/Col Adjustment ........................................ 62
6-5. Deflection Adjustments .......................................... 62
6-6. A Board Adjustment After IC003 (MEMORY)
6-2. Adjustment Method ................................................ 17
6-3. Picture Quality Adjustments ................................... 62
6-4. Sub Hue/Col Adjustment ........................................ 62
6-5. Deflection Adjustments .......................................... 62
6-6. A Board Adjustment After IC003 (MEMORY)
Replacement ............................................................ 63
6-7. Picture Distortion Adjustment ................................ 64
Section
Title
Page
Section
Title
Page
7. DIAGRAMS
7-1. Block Diagram ........................................................ 65
7-2. Schematic Diagram Information ............................ 66
7-2. Schematic Diagram Information ............................ 66
7-2-1. BC Board Schematic Diagram ................... 67
7-2-2. BH1 Board (Block 001) . ......... ..................69
7-2-3. BH1 Board (Block 002) ............................. 71
7-2-4. F1 Board Schematic Diagram......................73
7-2-5. H1 Board Schematic Diagram ................... 74
7-2-6. H2 Board Schematic Diagram ................... 76
7-2-7. A Board (Block 001) .................................. 77
7-2-8. A Board (Block 002) .................................. 79
7-2-9. A Board (Block 003) .................................. 81
7-2-10. A Board (Block 004) .................................. 83
7-2-11. C Board Schematic Diagram ..................... 84
7-2-12. D Board (Block 001) .................................. 86
7-2-13. D Board (Block 002) .................................. 88
7-2-14. DL Board Schematic Diagram ................... 89
7-2-15. BP Board Schematic Diagram ................... 91
7-2-16. VM Board (Block 001) .............................. 93
7-2-17. VM Board (Block 002) .............................. 95
7-2-18. J Board Schematic Diagram ....................... 96
7-2-2. BH1 Board (Block 001) . ......... ..................69
7-2-3. BH1 Board (Block 002) ............................. 71
7-2-4. F1 Board Schematic Diagram......................73
7-2-5. H1 Board Schematic Diagram ................... 74
7-2-6. H2 Board Schematic Diagram ................... 76
7-2-7. A Board (Block 001) .................................. 77
7-2-8. A Board (Block 002) .................................. 79
7-2-9. A Board (Block 003) .................................. 81
7-2-10. A Board (Block 004) .................................. 83
7-2-11. C Board Schematic Diagram ..................... 84
7-2-12. D Board (Block 001) .................................. 86
7-2-13. D Board (Block 002) .................................. 88
7-2-14. DL Board Schematic Diagram ................... 89
7-2-15. BP Board Schematic Diagram ................... 91
7-2-16. VM Board (Block 001) .............................. 93
7-2-17. VM Board (Block 002) .............................. 95
7-2-18. J Board Schematic Diagram ....................... 96
7-3. Voltage Measurement and Waveform ..................... 97
7-4. Printed Wiring Boards .......................................... 109
7-5. Semiconductors ..................................................... 123
7-4. Printed Wiring Boards .......................................... 109
7-5. Semiconductors ..................................................... 123
8. EXPLODED VIEWS
8-1. Speaker Bracket .................................................... 125
8-2. Chassis ................................................................... 127
8-2. Chassis ................................................................... 127
9. ELECTRICAL PARTS LIST .................................. 128
OPERATING INSTRUCTIONS
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
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