Panasonic TX-23LX60M, Service Manual

Page: 3 / 58

1 Safety Precautions 4
1.1. General Guidelines 4
2 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 4
3 About lead free solder (PbF) 5
4 Input signal that can be displayed 7
5 Self-check function 8
5.1. How to access 8
5.2. Screen display 8
6 Chassis Board Layout 9
7 Disassembly for Service 10
7.1. Pedestal ass
馳
10
7.2. Rear cover 10
7.3. Tuner Cover Ass
馳
10
7.4. Shield cover 10
7.5. Power Button Bracket Ass
馳
11
7.6. Control Panel Ass
馳
11
7.7. Power Supply unit 11
7.8. A-Board 11
7.9. AP-Board 12
7.10. K-Board 12
7.11. V-Board and Led Panel 12
7.12. Speaker 12
7.13. Main Chassis 13
7.14. LCD Panel 13
8 Location of Wiring 15
9 EMI Processing 16
10 Service Mode Function 17
10.1. How to enter SERVICE 1 17
10.2. How to enter SERVICE 2 17
10.3. Option Description 19
10.4. Option Code Setting 21
11 Adjustment 22
11.1. Voltage chart of A-Board 22
11.2. Voltage chart of AP-Board 22
11.3. DVCO adjustment 22
12 Conductor Views 23
12.1. A-Board 23
12.2. AP-Board 29
12.3. K-Board 30
12.4. V-Board 31
13 Schematic Diagram 33
13.1. Schematic Diagram Notes 33
13.2. MAIN BLOCK Diagram 34
13.3. P.C.B. BLOCK Diagram 35
13.4. SIGNAL BLOCK Diagram 36
13.5. A-Board (1 of 5) Schematic Diagram 37
13.6. A-Board (2 of 5) Schematic Diagram 38
13.7. A-Board (3 of 5) Schematic Diagram 39
13.8. A-Board (4 of 5) Schematic Diagram 40
13.9. A-Board (5 of 5) Schematic Diagram 41
13.10. AP-Board Schematic Diagram 42
13.11. K and V-Board Schematic Diagram 43
14 Parts Location & Mechanical Replacement Parts List 45
14.1. Parts Location 45
14.2. Packing Exploded Views 46
15 Mechanical Replacement Parts List 47
16 Electrical Replacement Parts List 48
16.1. Replacement Parts List Notes 48
16.2. Electrical Replacement Parts List 49
Design and specifications are subject to change without notice. Weight and Dimensions shown are approximate.
CONTENTS
Page Page
3
TX-23LX60M / TX-23LX60X / TX-23LX60A