The PowerCONTROL™ (touchpanel) works only in the docking station, but not if you remove it.
- Check the position of the switch!
- The internal battery is defect!
If you do not use the panel for a longer period (several weeks), the device should be turned off on the backside. Otherwise the internal battery will discharge and will get damaged!
The internal battery can be exchanged by opening the back cover of the unit. CM Article No. 009548
If you push the button on the right side, you are able to see the status of the integrated battery and optional available second battery.
The optional second battery is located at the back of the device.