Panasonic TX-P42C2B / TX-P42C2E / TX-P42C2L / TX-PR42C2 Service Manual ▷ View online
21
7.4.
No Picture
22
7.5.
Local screen failure
Plasma display may have local area failure on the screen. Fig-1 is the possible defect P.C.B. for each local area.
Fig-1
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8 Disassembly and Assembly Instructions
8.1.
Remove the Rear cover
1. See PCB Layout (Section 3)
8.2.
Remove the AC inlet
Caution:
To remove P.C.B. wait 1 minute after power was off for dis-
charge from electrolysis capacitors.
charge from electrolysis capacitors.
1. Unlock the cable clampers to free the cable.
2. Disconnect the connector (P9).
3. Remove the screw (
2. Disconnect the connector (P9).
3. Remove the screw (
×1
) and remove the AC inlet.
8.3.
Remove the P-Board
Caution:
To remove P.C.B. wait 1 minute after power was off for dis-
charge from electrolysis capacitors.
charge from electrolysis capacitors.
1. Unlock the cable clampers to free the cable
2. Disconnect the connectors (P2, P6, P7, P9, P11, P34 and
2. Disconnect the connectors (P2, P6, P7, P9, P11, P34 and
P35).
3. Remove the screws (
×9
) and remove the P-Board.
8.4.
Remove the Side terminal
cover and the Side shield metal
cover and the Side shield metal
1. Remove the screws (
×2 ,
×1 ,
×1 ).
2. Remove the Side terminal cover.
3. Remove the Side shield metal.
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8.5.
Remove the Tuner unit
1. Remove the Side terminal cover and the Side shield
metal. (See section 8.4.)
2. Unlock the cable clampers to free the cable.
3. Disconnect the connectors (A1, A6, A7 and A11).
4. Disconnect the flexible cables (A20, A31 and A32).
5. Remove the screws (
3. Disconnect the connectors (A1, A6, A7 and A11).
4. Disconnect the flexible cables (A20, A31 and A32).
5. Remove the screws (
×2
) and remove the Tuner unit.
8.6.
Remove the A-Board
1. Remove the Tuner unit. (See section 8.5.)
2. Remove the screws (
2. Remove the screws (
×2
) and remove the A-Board.
8.7.
Remove the Speakers
1. Unlock the cable clampers to free the cable.
2. Disconnect the Speaker terminal.
3. Remove the screws (
2. Disconnect the Speaker terminal.
3. Remove the screws (
×2
each) and remove the Speak-
ers (L, R).
8.8.
Remove the SN-Board
1. Remove the flexible cables (SN11, SN12, SN13, SN14,
SN15, SN16, SN17 and SN18) connected to the SN-
Board.
Board.
2. Disconnect the connectors (SN2 and SN3).
3. Disconnect the flexible cable (SN20).
4. Remove the molding props (
3. Disconnect the flexible cable (SN20).
4. Remove the molding props (
×2 ).
5. Remove the screws (
×8
) and remove the SN-Board.
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