Replacement Of Incidence Polarizer; Replacement Of Pbs Array (Analysis Block) - Panasonic PT-AX200U Service Manual

PT-AX200U / PT-AX200E
6.16. Replacement of Incidence
Polarizer
The procedure is described as an example of incidence
polarizer (G).
1. Remove the A-P.C.Board block according to the steps 1
through 4 in the section 6.3. "Removal of A-P.C.Board".
2. Mark positions of the incidence polarizer.
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.
4. Attach a new incidence polarizer and align it with the mark.
5. Tighten the 1 screw with care not to move the incidence
polarizer position.
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6.17. Replacement of PBS Array
1. Remove the A-P.C.Board and lamphouse according to the
steps 2 through 5 in the section 6.9. "Removal of Analysis
Block ".
2. Unscrew the 2 screws and remove the LCD block.
Note:
3. Unscrew the 3 screws and remove the analysis case
(upper).
Note:
20
(Analysis Block)
· Be careful not to touch the surface of prism and LCD
panel.
The incidence polarizer (R, G and B) are installed in the
analysis case (upper). Be careful not to shift the
installation position nor be damaged.