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UIMUIAHIH
2-3.
REPLACEMENT OF MAIN PARTS
2-3-1. Replacement of CCD Unit
Note: To replace the CCD unit, the CCD unit and NR-47
board should be replaced at the same.
1.
Remove the lens and viewfinder referring to the instruc-
tion manual.
Note: Attach a mount cap to the lens mount to protect the
prism block.
2.
Remove the left side plate referring to Section 2-2 "RE-
MOVAL OF CABINET".
3.
Remove two screws as shown in Figure.
Disconnect the four connectors, CN1 and CN3 to CN5 on
the NR-47 board. And remove the NR-47 board.
Disconnect the three connectors, CN16 to CN18
on the
MB-597 (N)/597 (P) board.
MB-597 (N) Board
MB-597 (P) Board
NR-47 Board
2-2
4.
Remove four screws (B3 x 10). Disconnect the two
connectors, CN2 and CN14 on the MB-597 (N)/597 (P)
board. And pull out the Front unit Ass'y.
Screws
(B3 x 10)
Ny
MB-597 (N) Board
C
MB-597 (P) Board
Screws
(B3 x 10)
5.
Remove setscrew (3 x 4) and remove the filter knob.
Remove four screws (B3 x 8) and washers. And remove
the CCD unit from the Front unit Ass'y.
Note: When handling the CCD unit, pay attention not to stress
each PA board.
PA-185 Board
PA-191 Board
Washer(W2)
Screw
(B3 x ms
Screw (B3 x 8)
DXF-637 (UC)
DXF-637P (EK)
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