Leica OH4, Service Manual, Page: 256 / 264

Assembly
26 Leica M525 OH4 / Ref. 10 714 368 / Version A
➩
Slide the filter wheel (4) and filters back onto the axis.
Ensure that the orientation pin (5) engages the groove.
➩
Retighten the grub screw (3) to retain the filter wheel (4).
➩
Reclose the cover (2).
Fig. 5
Installing the Fluorescence Connector Board
(Leica FL400 and Leica FL800)
➩
Remove the two screws (6) of the cover (7) on the
control unit (8).
Fig. 6
6
7
8
3
5
4
➩
Remove the two screws retaining the control unit (9) and
carefully lift it out of the housing.
Fig. 7
➩
Connect the cable of the Fluorescence Connector Board (10)
to the OH4 Connector Board (11) as shown.
Fig. 8
➩
Open the side door and unscrew the two Allen screws (12) in
order to remove the VGA Switchboard (13).
Fig. 9
12
13
15
10
11
9