Panasonic TH-42PM50U, Service Manual

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To remove P.C.B., wait 1 minute after power was off for discharge
from electrolisis capacitors.
1. Disconnect the couplers (P2, P5, P9, P10, P11, P12, P23 and P25).
2. Remove the screws (×5 ) and remove the P-Board.
6.3. Remove the PB-Board
1. Unlock the cable clampers to free the cable.
2. Disconnect the couplers (PB5 and PB7).
3. Remove the screws (×3 ) and remove the PB-Board metal frame.
4. Remove the screws (× 4 ) and remove the PB-Board.
6.4. Remove the D-Board
1. Remove the PB-Board.
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