
– 3 –
KV-XA29M66
RM-953
TABLE OF CONTENTS
Section Title Page
SELF DIAGNOSIS FUNCTION................................ 4
1. GENERAL........................................................................ 7
2. DISASSEMBLY
2-1. Rear Cover Removal................................................ 27
2-2. Speaker Removal ..................................................... 27
2-3. Chassis Assy Removal ............................................. 27
2-4. F Bracket Removal .................................................. 27
2-5. Service Position ....................................................... 27
2-6. Replacement of Parts ............................................... 27
2-6-1 Replacement of Light Guide .............................................. 28
2-6-2 Replacement of Power Button ........................................... 28
2-7.
HV Cap Block, PWB Holder and J Board Removal ..
28
2-8. Terminal Bracket Removal ...................................... 28
2-9. D3 Board Removal .................................................. 28
2-10. P2 and V1 Boards Removal ..................................... 28
2-11. H Board Removal .................................................... 29
2-12. A and B Boards Removal ........................................ 29
2-13. Picture Tube Removal.............................................. 29
2-14. Removal of Anode Cap............................................ 30
3. ADVANCE OPERATION
3-1. "RESET" Function................................................... 31
4. SET-UP ADJUSTMENTS
4-1. Beam Landing .......................................................... 32
4-2. Convergence Adjustment ......................................... 33
4-3. Focus Adjustment .................................................... 35
4-4. G2 (Screen) and White Balance Adjustments......... 36
5. CIRCUIT ADJUSTMENTS
5-1. Adjustments with Commander ................................ 37
5-2. Adjustment Method ................................................. 37
5-3. Picture Quality Adjustments.................................... 42
5-4. Display position Adjustment ................................... 42
5-5. A Board Adjustment After IC003
(memory) Replacement ........................................... 42
5-6. A Board Adjustment After IC003 (Memoy)
Replacement............................................................. 43
5-7. Picture Distortion Adjustment ................................. 44
Section Title Page
6. DIAGRAMS
6-1. Block Diagram .......................................................... 45
6-2. Circuit Board Location ............................................. 47
6-3. Schematic Diagrams ................................................. 48
(1) Schematic Diagrams of F, J and VM Boards ..... 49
(2) Schematic Diagram of A Board .......................... 51
(3) Schematic Diagram of B Board.......................... 67
(4) Schematic Diagram of P2 Board ....................... 75
(5) Schematic Diagram of C6 Board....................... 77
(6) Schematic Diagram of H Board ......................... 79
(7) Schematic Diagram of V1 Board........................ 81
(8) Schematic Diagram of D3 Board ....................... 83
6-4. Voltage Measurements.............................................. 84
6-5. Waveforms ................................................................ 92
6-6. Printed Wiring Boards and Parts Location............... 93
6-7. Semiconductors....................................................... 101
7. EXPLODED VIEWS
7-1. Picture Tube ............................................................ 103
7-2. Chassis .................................................................... 104
8. ELECTRICAL PARTS LIST.................................... 105