1. Turn the projector upside down. 2. Unscrew the 7 screws.
6. Unscrew the 12 screws and remove the connector metal fittings. Note: · For PT-LB80NT**/LB75NT**, WL-P.C.Board is attached on the connector metal fittings. Be careful with handling.
3. Return the projector to the normal position. 4. Remove the upper case.
7.3.
Removal of A-P.C.Board
1. Remove the upper case according to the section 7.2. "Removal of Upper Case". 2. Loosen the 2 screws until they idle, remove the lamp unit cover. Note: · For the interlock switch damage prevention when reassembling, must remove the lamp unit cover. 3. Unscrew the 2 screws and remove the connector cover.
7.4.
Removal of K1-P.C.Board and K2-P.C.Board Block
1. Remove the A-P.C.Board block according to the steps 1 through 5 in the section 7.3. "Removal of A-P.C.Board". 2. Loosen the 3 screws until they idle, remove the lamp unit with the handle. 3. Unscrew the 3 screws and remove the block of Analysis Block, LCD Block and Projection Lens. 4. Unscrew the 3 screws and remove the Lamp house. 5. Unscrew the 2 screws and remove the A-P.C.Board block (with WL-P.C.Board).
