Panasonic TH-55LF80U / TH-55LF80W (serv.man2) Service Manual ▷ View online
DIS-9
SECTION 2 DISASSEMBLY PROCEDURES
<55LF80>
2.7. IR module and the speakers removal
1. Remove 2 screws S1 to take IR board (Ref.No.20) and bracket off from the rear cover.
Note: Pay attention not to tear off the FPC cable from the connector.
2. Remove Speakers (Ref.No.26 and No.27) off from the rear cover.
20
4. Remove the IR board and KEY board.
21
14
15
20
13
S6
S1
20
4. Remove the IR board and KEY board.
21
14
15
20
13
S6
S1
18
3. Remove the screws and BKT.
2
1
3
3
11
22
S11
27
26
16
9
2.8. AC inlet removal
1. Remove 2 screws S11 and 1 screw S4 to take AC inlet off from the rear cover.
18
3. Remove the screws and BKT.
2
1
3
3
11
22
S11
27
26
16
9
16
2. Remove the screws from the Boards.
S3
S3
S10
S3
S4
36
DIS-10
SECTION 2 DISASSEMBLY PROCEDURES
<55LF80>
2.10. LCD panel module
1. Disconnect cables from the boards on the LCD panel module(Ref.No.4).
2.9. Key module removal
1. Remove 1 screw S6 to remove the key module bracket.
2. Unhook of the bracket to remove the key board(Ref.No.21).
20
4. Remove the IR board and KEY board.
21
14
15
20
13
S6
S1
20
4. Remove the IR board and KEY board.
21
14
15
20
13
S6
S1
18
7. Remove the screws to BKT and the Boards.
33
17
H
I
J
3
E
8
9
6
7
11
12
31
15
16
21
5. The panel.
4
DIS-11
SECTION 2 DISASSEMBLY PROCEDURES
<55LF80>
2.11. Wiring connections
2.11.1 Caution statement
Caution:
Please confirm that all flexible cables are assembled correctly.
Also make sure that they are locked in the connectors.
Verify by giving the flexible cables a very slight pull.
2.11.2. Wiring
1
2
3
4
5
A Module - P Module
●
P Module - Panel
●
A Module - Panel
●
●
A Module - IR Module
●
●
A Module - Key Module
●
●
25
9 Wiring Connection Diagram
9.1. Caution statement.
Caution:
Please confirm that all flexible cables are assembled correctly.
Also make sure that they are locked in the connectors.
Verify by giving the flexible cables a very slight pull.
Please confirm that all flexible cables are assembled correctly.
Also make sure that they are locked in the connectors.
Verify by giving the flexible cables a very slight pull.
9.2. Wiring
1 2 3 4 5
Main Board-Power Board
●
Power Board-PANEL
●
Main Board-PANEL
●
●
Main Board-IR Board
●
●
Main Board-Key Board
●
●
1
2
3
5
4
DIS-12
SECTION 2 DISASSEMBLY PROCEDURES
<55LF80>
30
TH-50LFC70U/TH-50LFC70W
7.15. Replacement of LCD Panel Assy and Front Glass
Attention when removing LCD Panel
• Please work by two or more persons.
• Please work putting a glove.
• Please work putting a glove.
Caution about LCD Panel Assy
• When replacing the LCD module, please work to be aware of the following.
3. Replacement of LCD Panel Module
Attention when removing LCD panel module
• Please work by two or more persons.
• Please work putting a glove.
Caution about LCD panel module
• When replacing the LCD panel module, please work to be aware of the following.
3.1. How to handle LCD panel module
• A top-and-bottom inversion is a bad
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