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Panasonic
LCD TV
TC-L42E5X
Panasonic TC-L42E5X
72 pages
Manual
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TC-L42E5X
6
3
Service Navigation
3.1.
Service Hint
Board Name
Main Device
Remarks
A BOARD
TUN, OFDM, ADV
,
LD4, STBY EEP
Repairable
P BOARD
Power Supply
Repairable
GK BOARD
Function SW for LGD panel
Repairable
K BOARD
LED/RM/CA
TS
Repairable
5
7
Table of Contents
Main Page
Default Chapter
1
Table of Contents
1
1 Safety Precautions
3
General Guidelines
3
Leakage Current Cold Check
3
Leakage Current Hot Check (See Figure 1.)
3
2 Warning
4
Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices
4
About Lead Free Solder (Pbf)
5
3 Service Navigation
6
Service Hint
6
4 Specifications
7
5 Service Mode
8
How to Enter into Service Mode
8
Contents of Adjustment Mode
8
How to Exit
8
Srv-Tool
9
How to Access
9
Display of SOS History
9
Power on Time/Count
9
Exit
9
Self Check Mode
10
Hotel Mode Adjustment
10
Hotel Mode
10
6 Troubleshooting Guide
11
Check of the IIC Bus Lines
11
How to Access
11
Exit
11
Screen Display
11
Power LED Blinking Timing Chart
12
No Power
12
7 Disassembly and Assembly Instructions
13
Control Panel Preparation
13
Control Panel Assembly
14
Speaker Assembly
15
Panel Assembly
16
LCD Panel Fixing & Handling Method
17
Placing Black Tape
18
LED Panel Assembly
19
Screwing up Brackets
20
Tc-L42E5X
21
Plate Metal Part Assembly
21
LVDS Cable Assembly
22
Fitting the Barrier
23
Plate a Assembly
24
Plate P Assembly
25
Assembling the Metal AV Bracket Side
26
Assembling the Metal AV Bracket BTM
27
Bottom Cover Assembly
28
Screwing up the
29
8 Measurements and Adjustments
30
Voltage Chart of A-Board
30
Voltage Chart of P-Board
30
9 Block Diagram
31
Main Block Diagram
31
Detailed Block Diagram (1/2)
32
Detailed Block Diagram (2/2)
33
10 Wiring Connection Diagram
34
Cable Alignment
34
11 Schematic Diagram
36
Schematic Diagram Notes
36
A-Board (1/17) Schematic Diagram
37
A-Board (2/17) Schematic Diagram
38
A-Board (3/17) Schematic Diagram
39
A-Board (4/17) Schematic Diagram
40
A-Board (5/17) Schematic Diagram
41
A-Board (6/17) Schematic Diagram
42
A-Board (7/17) Schematic Diagram
43
A-Board (8/17) Schematic Diagram
44
A-Board (9/17) Schematic Diagram
45
A-Board (10/17) Schematic Diagram
46
A-Board (11/17) Schematic Diagram
47
A-Board (12/17) Schematic Diagram
48
A-Board (13/17) Schematic Diagram
49
A-Board (14/17) Schematic Diagram
50
A-Board (15/17) Schematic Diagram
51
A-Board (16/17) Schematic Diagram
52
A-Board (17/17) Schematic Diagram
53
GK-Board Schematic Diagram
54
K-Board Schematic Diagram
55
P-Board Schematic Diagram
56
12 Printed Circuit Board
57
A-Board
57
K-Board
59
P-Board
60
13 Exploded View and Replacement Parts List
62
Exploded View and Mechanical Replacement Parts List
62
Electrical Replacement Parts List
62
Replacement Parts List Notes
62
Electrical Replacement Parts List
63
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