Panasonic PT-D3500U

11.8. Removal of R-P.C.Board
(1) Remove the top cover according to the section 11.2. "Removal of
Top cover".
(2) Unscrew the 1 screw and remove the R-P.C.Board.
11.9. Removal of Projection Lens
(1) Fully turn the projection Lens counterclockwise.
(2) Turn the projection lens counterclockwise in addition while
pressing the lens lock button.
(3) Remove the projection lens.
11.10. Removal of Lamp Unit
(1) Loosen the 1 screw until it idles, then open the lamp unit cover.
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PT-D3500U / PT-D3500E