Panasonic TX-20LA1V Manuals

Manuals and User Guides for Panasonic TX-20LA1V. We have 1 Panasonic TX-20LA1V manual available for free PDF download: Service Manual

Panasonic TX-20LA1V Service Manual

Panasonic TX-20LA1V Service Manual (67 pages)

Brand: Panasonic | Category: LCD TV | Size: 8.85 MB

Table of Contents

Table of Contents
2
How to Enter SERVICE
2
Parts Location
2
Safety Precautions
3
General Guidelines
3
Touch-Current Check
3
Prevention of Electro Static Discharge (ESD) to
4
Electrostatically Sensitive (ES) Devices
4
About Lead Free Solder (Pbf)
5
Self Check
6
Chassis Board Layout
7
Before Servicing
8
Kind and Location of the Flexible Cable
8
How to Remove the Connector
9
Disassembly for Service
10
Hinge Cover and AV Cable Cover
10
Rear Cover and Tilt Base
10
AV Terminal Cover, EP Jack Cover, and Tuner Cover
11
Shield Plate
11
Inverter Shield and Lock Hinge (TX-20LA1F/P/V)
12
B-Board and K-Board
13
BL-Board, DG-Board and A-Board
13
V-Board
14
Speaker
14
LCD Panel
15
Service Mode Function
16
How to Enter SERVICE
16
Option Description
18
Conductor Views
21
A-Board
21
DG-Board (TX-17LA1F/P/V)
23
DG-Board (TX-20LA1F/P/V)
27
B, BL, K and V-Board
31
Block and Schematic Diagram
33
Schematic Diagram Notes
33
Power Block Diagram
34
Signal Block Diagram
36
A-Board (1 of 3) Schematic Diagram
38
A-Board (2 of 3) Schematic Diagram
39
A-Board (3 of 3) Schematic Diagram
40
DG-Board (1 of 6) Schematic Diagram
41
17La1F/P/V)
41
DG-Board (2 of 6) Schematic Diagram (for TX-17LA1F/P/V)
42
DG-Board (3 of 6) Schematic Diagram (for TX-17LA1F/P/V)
43
DG-Board (4 of 6) Schematic Diagram
44
17La1F/P/V)
44
DG-Board (5 of 6) Schematic Diagram
45
17La1F/P/V)
45
DG-Board (6 of 6) Schematic Diagram
46
17La1F/P/V)
46
DG-Board (1 of 5) Schematic Diagram (for TX-20LA1F/P/V)
47
DG-Board (2 of 5) Schematic Diagram (for TX-20LA1F/P/V)
48
DG-Board (3 of 5) Schematic Diagram
49
20La1F/P/V)
49
DG-Board (4 of 5) Schematic Diagram
50
20La1F/P/V)
50
DG-Board (5 of 5) Schematic Diagram
51
20La1F/P/V)
51
B-Board, BL-Board, K-Board and V-Board Schematic Diagram
52
Parts Location & Mechanical Replacement Parts List
53
Parts Location
53
Parts Location
55
Mechanical Replacement Parts List
56
Replacement Parts List
57
Replacement Parts List Notes
57
Electrical Replacement Parts List
58

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