Disassembly And Assembly Instructions; Remove The Rear Cover; Remove The Pb-Board; Remove The P-Board - Panasonic TH-42PZ80UA Service Manual

7 Disassembly and Assembly Instructions

Caution:
Exchange printed circuit board after confirm parts number.
Parts name & Description
CIRCUIT BOARD A
CIRCUIT BOARD P
CIRCUIT BOARD D
CIRCUIT BOARD SC
CIRCUIT BOARD SS
7.1.

Remove the Rear cover

1. See Service Hint (Section 3)
7.2. Remove the Fan unit
1. Unlock the cable clampers to free the cable.
2. Remove the screws (×3
3. Remove the relay connectors and remove the Fan unit.
4. Remove the screw (×1
5. Remove the Fan.
Parts No.
TNPH0721AJS
N0AE6KM00001
TNPA4439BLS
TXNSC1AYUUS
TXNSS1AYUU
).
) on the back side.
7.3.

Remove the PB-Board

1. Unlock the cable clampers to free the cable.
2. Remove the screws (×2
3. Remove a short-jumper connectors (PB31 and PB32)
and re-use for new PB-Board.
4. Disconnect the connectors (PB30, PB33, PB34, PB35,
PB36 and PB37)
5. Remove the PB-Board.
7.4.

Remove the P-Board

Caution:
To remove P.C.B. wait 1 minute after power was off for dis-
charge from electrolysis capacitors.
1. Unlock the cable clampers to free the cable.
2. Disconnect the couplers (P2, P6, P7, P9, P11, P12 and
P25).
3. Remove the screws (×6
18
).
) and remove the P-Board.