Panasonic TX-25FG20R, Service Manual, Page: 2 / 34

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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TX-25FG20R