See also:

Text messages
Text messages at the upper edge of the Control Display explain the meaning of the displayed indicator and warning lamps. ...

Setting the language
Press and hold the control button for approx. 12 to 13 seconds. Briefly press the control button again to switch between English "E" and German "O". The setting is stored au ...

New contact
1.  "Contacts" 2.  "New contact" 3.  If input boxes are already filled with previous entries: "Delete input fields" 4.  To fill in the entry fi ...