See also:

DVD playback conditions
If video DVDs do not conform to the NTSC or PAL TV standards, they may create picture, sound or other problems during playback. COMAND can play back video DVDs produced according to the followi ...

Windows fogged up on the inside
Activate the cooling with air dehumidification function . Activate automatic mode . If the windows continue to fog up, activate the defrosting function (). You should only select this s ...

Checking the battery
Press the or button. The battery is working properly if battery check lamp 1 lights up briefly If battery check lamp 1 does not light up briefly during the test, the battery is discha ...