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KV-XF25M65
RM-954
TABLE OF CONTENTS
Section
Title
Page
SELF DIAGNOSIS FUNCTION
................................
4
1. GENERAL
........................................................................
8
2. DISASSEMBLY
2-1.
3D Speaker Box Removal ....................................... 26
2-2.
Rear Cover Removal ................................................ 26
2-3.
Chassis Assy Removal ............................................. 26
2-4.
F Bracket Removal .................................................. 26
2-5.
Service Position ....................................................... 27
2-6.
Replacement of Parts ............................................... 27
2-6-1.
Replacement of Control Button .......................
27
2-6-2.
Replacement of Light Guide ............................
27
2-7.
PWB Holder Removal ............................................. 27
2-8.
Terminal Bracket Removal ...................................... 28
2-9.
V1 Board Removal .................................................. 28
2-10. H3 Board Removal .................................................. 28
2-11. A and B3 Boards Removal ...................................... 28
2-12. Picture Tube Removal .............................................. 29
2-11. A and B3 Boards Removal ...................................... 28
2-12. Picture Tube Removal .............................................. 29
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing .......................................................... 30
3-2.
Convergence ............................................................. 31
3-3.
Focus Adjustment .................................................... 33
3-4.
G2 (Screen) and White Balance Adjustments ......... 34
4. CIRCUIT ADJUSTMENT
4-1.
Adjustments with Commander ................................ 35
4-2.
Adjustment Method ................................................. 36
4-3.
Picture Quality Adjustments .................................... 41
4-4.
A Board Adjustment After IC003 (Memory)
Replacement ............................................................. 41
Replacement ............................................................. 41
4-5.
Picture Distortion Adjustment ................................. 42
Section
Title
Page
5. DIAGRAMS
5-1.
Block Diagram ......................................................... 43
5-2.
Frame Schematic Diagram ...................................... 46
5-3
Circuit Boards Location .......................................... 49
5-4.
Schematic Diagrams and Printed Wiring Boards ... 50
(1)
Schematic Diagram of A (1/2) Board ...................... 53
(2)
Schematic Diagrams of A (2/2), B2. J2 Boards ...... 57
(3)
Schematic Diagrams of V1 and VM1 Boards ......... 61
(4)
Schematic Diagram of B3 Board ............................ 64
(5)
Schematic Diagrams of C and H3 Boards .............. 73
5-5.
Semiconductors ........................................................ 76
6. EXPLODED VIEWS
6-1.
Speaker Box ............................................................. 79
6-2.
Chassis ..................................................................... 80
6-3.
Picture Tube ............................................................. 81
6-4.
3D Speaker ............................................................... 82
7. ELECTRICAL PARTS LIST
....................................... 83
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