Replacement Of Incidence Polarizer (R And B); Replacement Of Projection Polarizer - Panasonic PT-FW300NTU Service Manual

PT-FW300NTU / PT-FW300NTE / PT-FW300NTEA / PT-FW300U / PT-FW300E / PT-FW300EA / PT-F300NTU / PT-F300NTE / PT-F300NTEA / PT-F300U / PT-F300E / PT-F300EA
2. Mark positions of the incidence polarizer (G).
Note:
· Mark accurately as possible because the marks will
be used for resetting the incidence polarizer
position.
3. Unscrew the 1 screw and remove the incidence polarizer
(G).
4. Attach a new incidence polarizer (G) and align it with the
mark.
5. Tighten the 1 screw with care not to move the incidence
polarizer position.
8.21. Replacement of Incidence
Polarizer (R and B)
1. Remove the A-P.C.Board block according to the steps 1
through 4 in the section 8.3. "Removal of A-P.C.Board".
2. Unscrew the 2 screws and remove the LCD block.
Note:
· Be careful not to touch the surface of prism and LCD
panel.
3. Unscrew the 3 screws and remove the analysis case
(upper) .
Note:
· The incidence polarizer (G) is installed in the
analysis case (upper). Handle with care not to apply
external force to the incidence polarizer (G).
All manuals and user guides at all-guides.com
4. Replace the incidence polarizer.
Note:
8.22. Replacement of Projection
· The procedure is described as an example of projection
polarizer (B).
1. Remove the LCD block according to the section 8.18.
"Removal of LCD Block".
2. Remove the projection polarizer which requires replacing.
(The projection polarizer is secured with adhesive tape.)
Notes:
3. Install new projection polarizer.
22
· Do not touch the incidence polarizer directly by the
hand.
Must use a fingerstall or clean gloves.
Polarizer
· Be careful not to damage peripheral components
(prism, LCD panel, etc.).
· Use tweezers.
a. Put adhesive tape on the projection polarizer.
b. Stick the projection polarizer on the specified position.
Notes:
· Align the projection polarizer with the guides
(lower, side) of LCD block.
· Be careful not to touch the surface of projection
polarizer.
· Use tweezers.
− − − − If the surface of projection polarizer is caught,
it might be damaged.
Must catch the edge of projection polarizer