Panasonic PT-AE1000E, Service Manual

Page: 22 / 82

6.14. Replacement of Phase
Difference Board
The procedure is described as an example of phase difference
board (G).
1. Remove the upper case according to the section 6.2.
"Removal of Upper Case".
2. Unscrew the 2 screws and remove the A-P.C.Board block.
3. Mark positions of the phase difference board (G).
Note:
·
Mark accurately as possible because the marks will
be used for resetting the phase difference board
position.
4. Unscrew the 1 screw and remove the phase difference
board (G).
5. Attach a new phase difference board and align it with the
mark.
6. Tighten the 1 screw with care not to move the phase
difference board position.
6.15. Replacement of Incidence
Polarizer
The procedure is described as an example of incidence
polarizer (G).
1. Remove the phase difference board according to the steps
1 through 4 in the section 6.14. "Replacement of Phase
Difference Board".
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 and align it with the mark.
5. Tighten the 1 screw with care not to move the incidence
polarizer position.
6.16. Replacement of PBS Array
(Analysis Block)
1. Remove the upper case according to the section 6.2.
"Removal of Upper Case".
2. Unscrew the 2 screws and remove the A-P.C.Board block.
3. Unscrew the 4 screws and remove the analysis case
(upper).
Note:
·
The incidence polarizer and phase difference board
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PT-AE1000U / PT-AE1000E