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KV-G14K7/G21KD7
RM-883
TABLE OF CONTENTS
1. GENERAL........................................................
4
2. DISASSEMBLY
2-1.
Rear Cover Removal ............................................
11
2-2.
A Board Removal ................................................
11
2-3.
Service Position ...................................................
11
2-4.
Replacement of Parts ...........................................
11
2-5.
Demagnetization Coil Removal ..........................
12
2-6.
Picture Tube Removal ..........................................
13
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing ......................................................
14
3-2.
Convergence .........................................................
15
3-3.
Focus Adjustment ................................................
17
3-4.
G2 (Screen) and White Balance Adjustments .....
18
4. SELF DIAGNOSIS FUNCTION ......................
19
5. CIRCUIT ADJUSTMENTS
5-1.
Adjustments with Commander ............................
20
5-2.
Adjustment Method .............................................
21
5-3.
A Board Adjustment after IC003 (Memory)
Replacement.........................................................
Replacement.........................................................
24
5-4.
Picture Distortion Adjustment .............................
24
6. DIAGRAMS
6-1.
Block Diagrams ....................................................
27
6-2.
Circuit Boards Location .......................................
30
6-3.
Schematic Diagrams and Printed Wiring Boards
(1)
Schematic Diagram of A Board ............................
35
(2)
Schematic Diagrams of A11 and C Boards ..........
39
6-4.
Semiconductors .....................................................
45
7. EXPLODED VIEWS
7-1.
Chassis (KV-G14K7) ............................................
47
7-2.
Chassis (KV-G21KD7) .........................................
48
8. ELECTRICAL PARTS LIST .............................
49
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