Panasonic TX-22LT3, Service Manual

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5.12. Removing the A-Board
1. Remove the shield plate. (See 5.3.)
2. Remove the angle. (See 5.5.)
3. Remove the terminal cover. (See 5.10.)
4. Remove B-Board. (See 5.11.)
5. Disconnect the couplers (A1,A2, A3 and A5).
6. Disconnect the coupler (A9), and unlock the cable clamper
to free the cable.
7. Remove the fixing screws (3pcs).
8. Remove the A-Board.
5.13. Removing the IC Heat Shink
1. Pressing IC Heat Shink Spring and pull up IC Heat Shink.
5.14. Removing the DG-Board
1. Remove the shield plate. (See 5.3.)
2. Disconnect the couplers (DG1, DG2, DG3 and DG6900).
*When removing coupler (DG6900), cautions are required
for the handling of a connector. (See 5.9.)
3. Remove the fixing screws (4pcs).
4. Remove the DG-Board.
5.15. Removing the PH-Board
1. Remove the rear cover. (See 5.2.)
2. Remove the PH shield plate. (See 5.4.)
3. Disconnect the couplers (PH1, PH2 and PH3).
4. Remove the fixing screws (2pcs).
5. Remove the PH-Board.
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TX-22LT3