Registering the handset (DECT)
Set Maxwell 10 in DECT registration mode
On the Start screen tap on 
to open the list of available apps. Select 
Settings.
Select DECT -> Tap on Register DECT Handset
Activate DECT handset in registration mode.
- Turn the handset off using the Disconnect button (red On Hook key).
- Press the volume down (-) key and keep it pressed, turn the handset on using the Disconnect button while keeping the volume down pressed.
- You will hear the handset registration sound.
The registration process may take some time. if the registration is successful then a message is output.