See also:

Communication
All of the options available to you for mobile communication with family, friends, business partners, and service providers are described in this chapter. ...

What to do if...
▷ The current transmission position cannot be displayed? The vehicle is located in an unrecognized region, is in a poor reception area, or the system is currently determining the position ...

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...