Removal Of The Main Pcb, Power Pcb, And Rs232 Pcb; Removal Of Operation Button; Removal Of Ir Pcb And Av3 Pcb; Removal Of Speaker (L, R) - Panasonic TH-37LRT12U Service Manual

8.1.3 Removal of the Main PCB,
Power PCB, and RS232 PCB
1. Turn the EMI case over and then remove 8 screws.
• Disconnect the connectors (CON7, CON1, CON34,
CON8, CON12, CON11, J5, J7, J8, CON10).
• Unfasten the wire clip , , .
• Disconnect the connectors CON1 of the RS232 board.
• Disconnect the connectors including CN3, CN4, CN7,
and CN1 (AC CORD).
Main PCB
CON7
CON1
1
CON34
CON8
RS232
C C C ON1
2
CON12
CON13
3
CON11

8.1.4 Removal of Operation Button

1. Remove the Operation Button.
2. Remove 2 screws and then remove the key PCB.
Key PCB
OPeration Button
Power PCB
CN3
CN4
CN7
J5
J8
J7
CON10
CN1
8.1.5 Removal of IR PCB and AV3
PCB
1. Remove 2 screws ( ) and then remove the IR PCB.
2. Remove 2 screws ( ) and then remove the AV3 PCB.

8.1.6 Removal of Speaker (L, R)

1. Connected terminal hook is pushed, and the speaker lead
in 4 places is pulled out.
2. To safely remove speaker, see picture below:
3. Remove 8 screws and then remove the Speaker (L, R).
Speaker (R)
19
TH-32LRT12U-A * TH-37LRT12U/M/A
AV3 PCB IR PCB
Speaker (L)