Panasonic PT-53X54J Service Manual page 32

A/V BACK COVER ASSEMBLY
This assembly is secured to H-Board by 8 screws.
H-Board
1. H-Board is connected to DG-board with H1 connector.
2. Pull carefully to the right to disconnect.
DG-Board
1. Plugs onto A-Board at A13 and A14 connectors (DG3 and DG4
respectively).
2. Remove plug cables from connectors DG5 and DG6.
NOTE:
This board is non-serviceable. / When removing this board pull carefully.
A-Board
1. A-Board is secured to the chassis tray with six screws.
2. The A-Board is mated to D-Board by four flexible connectors (male
side of connectors): A1, A2, A3 & A4. To remove this board,
unplug the connectors of A-Board pulling from the sides of each
connector.
NOTE:
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