KV-XJ29M31/XJ29M50/XJ29M60/
XJ29M80/XJ29M81
RM-952
– 3 –
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION.............................. 4
1. GENERAL ................................................................. 7
2. DISASSEMBLY
2-1. Rear Cover Removal ............................................... 24
2-2. Speaker Removal .................................................... 24
2-3. Chassis Assy Removal ............................................ 24
2-4. Service Position ...................................................... 24
2-5. Replacement of Parts .............................................. 24
2-5-1. Replacement of Multi Button ...................... 24
2-5-2. Replacement of Light Guide ........................ 24
2-6. J4 Board and Treminal Bracket Removal ............... 25
2-7. D3 Board Removal.................................................. 25
2-8. V1 Board Removal.................................................. 25
2-9. H5 Board Removal.................................................. 25
2-10.A and B9 Boards Removal ..................................... 25
2-11.Picture Tube Removal ............................................. 26
3. SET-UP ADJUSTMENTS
3-1. Beam Landing ......................................................... 27
3-2. Convergence ............................................................ 28
3-3. Focus Adjustment.................................................... 30
3-4. G2 (Screen) and White Balance Adjustments ........ 30
4. CIRCUIT ADJUSTMENTS
4-1. Adjustment With Commander ................................ 31
4-2. Adjustment Method ................................................ 31
4-3. Picture Quality Adjustment .................................... 37
4-4. Deflection Adjustment ............................................ 37
4-5. H-Trapezoid Adjustment......................................... 37
4-6. A Board Adjustment After IC003 (Memory)
Replacement ............................................................ 37
4-7. Picture Distortion Adjustment ................................ 38
Section Title Page
Section Title Page
5. DIAGRAMS
5-1. Block Diagram ........................................................ 39
5-2. Circuit Boards Location .......................................... 41
5-3. Schematic Diagrams ............................................... 42
(1) B9 Board Schematic Diagram .......................... 43
(2) A Board Schematic Diagram ............................ 45
(3) C6 Board Schematic Diagram .......................... 49
(4) H5 Board Schematic Diagram .......................... 51
(5) V1 Board Schematic Diagram .......................... 53
(6) VM1 Board Schematic Diagram....................... 55
(7) D3 Board Schematic Diagram .......................... 56
(8) J4 Board Schematic Diagram ........................... 57
5-4. Voltage List Measurements .................................... 61
5-5. Waveforms .............................................................. 64
5-6. Printed Wiring Boards and Parts Location ............. 65
5-7. Semiconductors ....................................................... 71
6. EXPLODED VIEWS
6-1. Speaker Bracket ...................................................... 73
6-2. Chassis..................................................................... 74
6-3. Picture Tube ........................................................... 76
7. ELECTRICAL PARTS LIST.................................... 78