Panasonic PT-D7700U - Projector Operation; Powering Up the Projector; Making Adjustment and Selection

11.8. Removal of R-P.C.Board
(1) Remove the upper case according to the section 11.3. "Removal
of Upper Case".
(2) Unscrew the 2 screws and remove the R-P.C.Board.
11.9. Removal of X-P.C.Board
Remove the X-P.C.Board according to the steps 1 through 4 in the section 7.3.”Service Kit (Extension Board) for X-P.C.Board”.
11.10. Removal of K-P.C.Board
(1) Pull out the terminal block according to the steps 1 through 6 in
the section 11.6. "Removal of J-P.C.Board".
(2) Unscrew the 3 screws and remove the ballast-2 fan.
(3) Unscrew the 4 screws fixing the ballast-2 module.
Note:
· To remove the K-P.C.Board, put the ballast-2 module
into the state that can be moved in some degree.
(4) Unscrew the 1 screw fixing the grounding terminal.
(5) Unscrew the 6 screws and remove the K-P.C.Board.
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PT-D7700U / PT-D7700E