Panasonic TC-20LA2, Руководство по обслуживанию

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1 Safety Precautions 3
1.1. General Guidelines 3
2 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 3
3 About lead free solder (PbF) 4
4 Self-check function 5
4.1. How to access 5
4.2. Screen display 5
5 Chassis Board Layout 6
6 Servicing method 7
6.1. Removing the base metal ass
ｴ
y 7
6.2. Removing the rear cover 7
6.3. Removing the TA-Board 7
6.4. Removing the A-Board 8
6.5. Removing the Power unit 8
6.6. Removing the R-Board 8
6.7. Removing the V-Board 9
6.8. Removing the speaker (left and right) 9
6.9. Removing the main chassis 9
6.10. Removing the LCD panel 9
7 Adjustment method 10
7.1. How to enter into adjustment mode 10
7.2. Cancellation 10
7.3. Contents of adjustment mode 10
7.4. Video Signal Level Adjustment 10
7.5. LCD GAMMA Adjustment 11
7.6. MTS Adjustment 12
8 Conductor Views 13
8.1. A-Board 13
8.2. R, V and TA-Board 16
9 Block and Schematic Diagrams 17
9.1. Schematic Diagram Notes 17
9.2. Power Block Diagram 18
9.3. Signal Block Diagram 19
9.4. A-Board (1 of 5) Schematic Diagram 20
9.5. A-Board (2 of 5) Schematic Diagram 21
9.6. A-Board (3 of 5) Schematic Diagram 22
9.7. A-Board (4 of 5) Schematic Diagram 23
9.8. A-Board (5 of 5) Schematic Diagram 24
9.9. R, V and TA-Board Schematic Diagram 25
10 Parts Location & Mechanical Replacement Parts List 27
10.1. Parts Location 27
10.2. Packing Exploded View 28
10.3. Mechanical Replacement Parts List 29
11 Replacement Parts List 30
11.1. Replacement Parts List Notes 30
11.2. Electrical Replacement Parts List 31
TV Set Only 19 39/64 “ (498 mm ×
17 23/32 “ (450 mm) ×
3 35/64 “ (90 mm)
Mass (Weight) 16.8 lb. (7.6 kg) Net (TC-20LA2) 14.1 lb. (6.4 kg) Net (TC-20LA2D)
Note:
Design and specifications are subject to change without notice. Weight and dimensions shown are approximate.
CONTENTS
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TC-20LA2 / TC-20LA2D