See also:

Calibrating the digital compass
The digital compass must be calibrated in the event of the following: ▷ The wrong point of the compass is displayed. ▷ The point of the compass displayed does not change despite chan ...

Switching between letters and numbers
Depending on the menu, you can switch between entering letters and numbers: ...

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