Further Menu Items; Digital Compass Calibration; System Information; Factory Reset - Liemke KEILER-35 PRO 2020 Mode D'emploi

24. FURTHER MENU ITEMS

> Under the option, short press the zoom
button to enter the secondary menu,
which contains the functions of cursor
calibration, compass calibration, system
information, factory resets, return to the
main menu, etc.

25. DIGITAL COMPASS CALIBRATION

After selecting the Compass Calibration menu item, the triaxial
coordinate system icon appears on the screen.
> Successively rotate the device around the three coordinate
system axes at least one complete rotation of 360° each within
30 seconds to calibrate the compass.

26. SYSTEM INFORMATION

> Short press the Zoom button to display
the system information (version information
and product code).

27. FACTORY RESET

> Short press the Zoom button for factory
reset.
> Short press the Image Mode button or
Photo button to make a yes or no choice,
then short press the Zoom button for a
confirmation.
After reset to factory settings, the image of the device will revert
to white hot mode, brightness will be level 2, calibration mode will
be S.

28. CHARGING THE BATTERY

The device is equipped with an internal rechargeable battery
that can be charged via the micro-USB port on the bottom of the
housing. The battery indicator in the lower left corner of the screen
shows the charging level of the battery.
> Please recharge the battery no later than when a low battery
charge (red battery symbol) is displayed.
You can charge the battery with the supplied AC adapter or a
portable power supply such as a USB power bank. A Powerbank
with 4000 mAh capacity can double the runtime. The LED indicator
lights up red when charging and changes to green when the
battery is fully charged. The device can be charged during use,
charging is faster than discharge during use.