See also:

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Switch over between the display screens. Radio stations or TV channels are grayed out ...

Using contact data
At a glance Contact data from appointments, tasks, text messages, emails and notes can be stored or selected. Displaying contact or selecting phone number 1. "Use contact data". 2. ...

The concept
The iDrive combines the functions of a multitude of switches. Thus, these functions can be operated from a central location. ...