
– 3 –
KV-XF34M31/XF34M50/XF34M80/XF34M93
RM-954 RM-954 RM-954 RM-953
TABLE OF CONTENTS
Section Title Page
SELF DIAGNOSIS FUNCTION................................ 4
1. GENERAL........................................................................ 8
2. DISASSEMBLY
2-1. 3D Speaker Box Removal ....................................... 44
2-2. Rear Cover Removal................................................ 44
2-3. Speaker Removal ..................................................... 44
2-4. Chassis Assy Removal............................................. 44
2-5. F Bracket Removal .................................................. 45
2-6. Service Position ....................................................... 45
2-7. Replacement of Parts ............................................... 45
2-7-1. Replacement of Control Button ..................................... 45
2-7-2. Replacement of Light Guide .......................................... 45
2-8. DH Board and PWB Holder Removal .................... 46
2-9. D2 Board Removal .................................................. 46
2-10. Terminal Bracket Removal ...................................... 46
2-11. H3 Board Removal .................................................. 46
2-12. P1 and V1 Boards Removal..................................... 47
2-13. A and B3 Boards Removal ...................................... 47
2-14. Picture Tube Removal.............................................. 47
3. SET-UP ADJUSTMENTS
3-1. Beam Landing.......................................................... 49
3-2. Convergence............................................................. 50
3-3. Focus Adjustment .................................................... 52
3-4. G2 (Screen) and White Balance Adjustments......... 52
4. CIRCUIT ADJUSTMENT
4-1. Adjustments with Commander ................................ 54
4-2. Adjustment Method ................................................. 55
4-3. Picture Quality Adjustments.................................... 60
4-4. Display Position Adjustment ................................... 60
4-5. A Board Adjustment After IC003 (Memory)
Replacement............................................................. 60
4-6. Picture Distortion Adjustment ................................. 61
Section Title Page
5. DIAGRAMS
5-1. Block Diagram ......................................................... 63
5-2. Frame Schematic Diagram ...................................... 67
5-3 Circuit Boards Location .......................................... 71
5-4. Schematic Diagrams and Printed Wiring Boards ... 72
(1) Schematic Diagram of A (1/2) Board...................... 75
(2) Schematic Diagram of A (2/2) Board...................... 79
(3) Schematic Diagram of P1 Board ............................. 86
(4) Schematic Diagrams of H3 and VM1 Boards......... 93
(5) Schematic Diagram of B3 Board ............................ 97
(6) Schematic Diagrams of B2, C, F and J2 Boards.... 105
(7) Schematic Diagram of D2 Board ........................... 112
(8) Schematic Diagram of DH Board .......................... 115
(9) Schematic Diagram of V1 Board ...........................117
5-5. Semiconductors ....................................................... 120
6. EXPLODED VIEWS
6-1. Speaker Bracket ...................................................... 123
6-2. Chassis .................................................................... 124
6-3. Picture Tube ............................................................ 125
6-4. 3D Speaker.............................................................. 126
7. ELECTRICAL PARTS LIST...................................... 127