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KV-HF51P50/XF21M80/XF21M83/XF21N90/XF51M65
RM-952 RM-952 RM-952 RM-915 RM-952
TABLE OF CONTENTS
Section Title Page
SELF DIAGNOSIS FUNCTION................................ 6
1. GENERAL........................................................................ 10
2. DISASSEMBLY
2-1. 3D Speaker Box Removal ....................................... 46
2-2. Rear Cover Removal................................................ 46
2-3. Chassis Assy Removal............................................. 46
2-4. F Bracket Removal .................................................. 46
2-5. Service Position ....................................................... 47
2-6. Replacement of Parts............................................... 47
2-6-1. Replacement of Control Button....................... 47
2-6-2. Replacement of Light Guide............................ 47
2-7. H4 and K1 Board Removal ..................................... 48
2-8. Terminal Bracket Removal ...................................... 48
2-9. Degauss Coil Removal............................................. 48
2-10. Picture Tube Removal.............................................. 49
3. SET-UP ADJUSTMENTS
3-1. Beam Landing.......................................................... 51
3-2. Convergence............................................................. 52
3-3. Focus Adjustment .................................................... 54
3-4. G2 (Screen) and White Balance Adjustments......... 54
4. CIRCUIT ADJUSTMENT
4-1. Adjustments with Commander................................ 55
4-2. Adjustment Method ................................................. 56
4-3. Picture Quality Adjustments.................................... 64
4-4. A Board Adjustment After IC003 (Memory)
Replacement............................................................. 64
4-5. Picture Distortion Adjustment ................................. 65
Section Title Page
5. DIAGRAMS
5-1. Block Diagram ......................................................... 67
5-2. Frame Schematic Diagram ...................................... 70
5-3 Circuit Boards Location .......................................... 73
5-4. Schematic Diagrams and Printed Wiring Boards ... 74
(1) Schematic Diagram of A (1/2) Board...................... 77
(2) Schematic Diagrams of A (2/2) and K1 and
VM1 Boards............................................................. 82
(3) Schematic Diagrams of C5 and V1 Boards............. 91
(4) Schematic Diagrams of J3, H4 and F Boards................. 99
5-5. Semiconductors....................................................... 102
6. EXPLODED VIEWS
6-1. Chassis (except KV-HF51P50)............................... 105
6-2. Chassis (KV-HF51P50) .......................................... 108
6-3. 3D Speaker.............................................................. 110
7. ELECTRICAL PARTS LIST...................................... 111