User manual

Leica E Series User Manual Leica EZ4 and Leica EZ4 W 28
Disabling the automatic shutoff
To disable the automatic shutoff, follow these
steps:
1. Switch the microscope off.
2. Press and hold the and buttons on
the light control unit simultaneously while
you switch on the microscope.
The LEDs flash twice slowly and then remain
switched on. The automatic shutoff is now
disabled.
Controlling the Automatic Shutoff
Automatic shutoff

The factory settings of the EZ4 models
switch the instrument off automatically
after one hour without user interaction. This
automatic shutoff helps to conserve the light-
emitting diodes and save energy.
Enabling the automatic shutoff
To re-enable the automatic shutoff, follow
these steps:
1. Switch the microscope off.
2. Press and hold the and buttons on
the light control unit simultaneously while
you switch on the microscope.
The LEDs flash three times slowly and then
remain switched on. The automatic shutoff is
now re-enabled.