See also:

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. ...

Screw thread
Push out the cover by pressing on the top edge. ...

Changing the trip direction
Intermediate destinations are displayed in reverse order in the list. 1. "Map" 2. "Guidance" 3. Open "Options". 4. "Reverse order of trip dest." ...