Chassis Assembly - Panasonic PT-53X54J Service Manual

http://tsn.pstc.panasonic.com/viewing/NA/PT-53X54J/SVC/s1301000000.html

13.1 Chassis assembly

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The chassis assembly shown in figure includes all the electrical and optical components (light box).
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:
Some tie wraps that secure the wire dressings may need to be unfastened for chassis removal.
3. Remove plug connector in A6 that goes to G-Board (G1).
4. Remove plug connectors in A7, A8 that goes to K-board (K1) and R-board (R1).
D-Board
1. D-Board is secured to the chassis tray with five screws.
2. The D-Board is mated to A-Board by four connectors (female side of connectors): D1, D2, D3 & D4. To remove this
board, unplug the connectors on the A-Board pulling from the sides of each connector.
NOTE:
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Chassis back view