See also:

Switching off
Press the button repeatedly until the LEDs go out. ...

FTM Flat Tire Monitor
The concept The system does not measure the actual inflation pressure in the tires. It detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while moving ...

Status field
The following information is displayed in the status field at the top right: ▷ Time. ▷ Current entertainment source. ▷ Sound output, on/off. ▷ Wireless network reception ...