3 Design and functional description
It displays the following parameters for the internal and external battery:
Charge status (%)
Battery life (min)
Charge time (min)
Charge cycles
The plug icon appears in front of both battery indicators
when mains power is connected. The icon disappears from
the display when mains power is disconnected.
Tab. 10: Mains power indicator
If mains power is not connected, the battery providing power is shown with a blue
border.
3.2.7 System settings
Fig. 29: "System Settings" field
Pressing this field opens the "System Settings" sub-menu (see chapter 4).
This field contains a lock icon if the touchscreen is locked (see chapter 3.1.3).