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KV-XG29M90
RM-952
TABLE OF CONTENTS
Section
Title
Page
SELF DIAGNOSIS FUNCTION
................................
4
1. GENERAL
........................................................................
8
2. DISASSEMBLY
2-1.
Rear Cover Removal ................................................ 20
2-2.
Speaker Removal ..................................................... 20
2-3.
Chassis Assy Removal ............................................. 20
2-4.
Service Position ....................................................... 20
2-5.
Replacement of Parts ............................................... 20
2-5-1. Replacement of Control Button .....................................
20
2-5-2. Replacement of Light Guide ..........................................
20
2.6
D3 Board Removal .................................................. 21
2-7.
Terminal Bracket Removal ...................................... 21
2-8.
H2 Board Removal .................................................. 21
2-9.
A and B6 Boards Removal ...................................... 21
2-10. Picture Tube Removal .............................................. 22
2-11. Removal of Anode Cap ............................................ 22
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing .......................................................... 23
3-2.
Convergence ............................................................. 24
3-3.
Focus Adjustment .................................................... 26
3-4.
G2 (Screen) and White Balance Adjustments ......... 27
4. CIRCUIT ADJUSTMENT
4-1.
Adjustments with Commander ................................ 28
4-2.
Adjustment Method ................................................. 28
4-3.
Picture Quality Adjustments .................................... 33
4.4
Deflection Adjustment ............................................. 33
4.5
H-Trapezoid Adjustment ......................................... 33
4-6.
A Board Adjustment After IC003 (Memory)
Replacement ............................................................. 35
4-7.
Picture Distortion Adjustment ................................. 36
Section
Title
Page
5. DIAGRAMS
5-1.
Block Diagram ......................................................... 35
5-2.
Circuit Boards Location .......................................... 37
5-3.
Schematic Diagrams ................................................ 38
(1)
Schematic Diagram of B6 Board ............................ 39
(2)
Schematic Diagrams of A Board ............................. 41
(3)
Schematic Diagram of H2 Board ............................... 57
(4)
Schematic Diagrams of C6 Board ........................... 59
(5)
Schematic Diagram of VM1 and D3 Boards .......... 61
5-4.
Voltage Measurements ............................................ 63
5-5.
Waveforms ............................................................... 67
5-6.
Printed Wiring Boards and Parts Location .............. 68
5-7.
Semiconductors ........................................................ 73
6. EXPLODED VIEWS
6-1.
Speaker Bracket ....................................................... 75
6-2.
Picture Tube ............................................................. 76
6-3.
Chassis ..................................................................... 77
7. ELECTRICAL PARTS LIST
....................................... 78
Summary of Contents for Trinitron KV-XG29M90
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