1 Safety Precautions 3
1.1. General Guide
3
1.2. Leakage Current Cold Check
3
1.3. Leakage Current Hot Check (See Fig. 1)
3
1.4. X-Radiation
3
1.5. GP4 Block Diagram
4
2 Service Hints
5
2.1. HOW TO MOVE CHASSIS INTO SERVICE POSITION.
5
3 Market Mode Function
6
3.1. Service Mode Access
6
3.2. Service Mode 1 Controls
6
3.3. Service Mode 1 Function
6
3.4. Service Mode 2 Controls (OPTION data 1 ~ 3)
6
4 Adjustment Procedure
7
4.1. Adjustment Procedure
7
4.2. COLOUR PURITY
7
4.3. CONVERGENCE
8
4.4. WHITE BALANCE (MARKET MODE CHK 4)
9
4.5. ADJUSTMENT OF CRT VRS
10
5 Conductor Views
11
5.1. D-Board 1/2
11
5.2. D-Board 2/2
12
6 Schematic Diagrams
13
6.1. SCHEMATIC DIAGRAM FOR GP4 CHASSIS
13
6.2. D Board
15
6.3. G Board
20
6.4. L Board
24
7 Parts Locations
27
8 Replacement Parts List
28
8.1. Replacement Parts List Notes
28
8.2. Replacement Parts List
29
CONTENTS
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2
TX-25FG20R
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