Liemke KEILER-1, Operating Manual

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Menu navigation
> Call up the menu with a click or
long press on the M button.
The menu at the top of the display con-
sists of the menu icons and an informa-
tion text for the selected menu item.
> Turn the scroll wheel to move to the desired menu item.
> Confirm the selection by
clicking on the M button.
• If there are further submenus, they are displayed below the current icons.
• In complex submenus, use the
F key to activate items.
• Press the M button to exit the relevant menu level of the submenu.
>
Click on the M button to save the settings and return to the previous menu item.
> You can also exit the active menu item with a
long press on the M button.
> If you continue to hold down the M button, you will exit the menu altogether and
return to the standard display.
06. POWER SUPPLY
Normally you operate the unit with the battery inserted. Operation with an external
power source is available as an option (see section "Operating KEILER-1 with Power
Bank").
Before each use
> Check the external condition of the battery before each use.
• There mist be no cracks, deformations or other damage visible on the battery.
• The sealing ring must be clean and must exhibit no damage.
• The electrical contacts must be clean and exhibit no oxidised spots.
> Before using the unit, make sure that the battery is sufficiently charged.
In the status bar, you can see the battery's state of charge as a percentage.