Switching On Illumination; Switching From Main Illuminator To Backup Illuminator - Leica M500 OH3 Service Manual

Operation

Switching on illumination

Always allow the main and backup illuminators to
remain lit for at least five minutes, otherwise the
lighting capacity will be quickly reduced.
➩Press pushbutton (1) for illumination.
The illumination is activated, the pushbutton illuminates
green and the LED (2) for the main illuminator or the LED (3)
for the backup illuminator illuminates.
1 2 3
Switching from main illuminator to
backup illuminator
➩Unplug the fibre-optic light guide at connector (4) of the main
illuminator.
The pushbutton (6) for illumination flashes orange and the
LED (7) for the main illuminator goes out.
18
➩Insert the fibre-optic light guide into the connector (5) of the
backup illuminator and press the pushbutton (6) for
illumination.
The pushbutton for illumination illuminates green and the LED
for the backup illuminator (8) illuminates orange.
4
5
Leica M500 OH3 / Ref. 10 711 894 / Version -
6 7 8
Replace defective illumination at the next opportunity
and reinsert the fibre-optic light guide into the
connector of the main illuminator again.