See also:

Removing a CD/DVD
Press the eject button. The drive ejects the disc. Take the disc out of the slot. If you do not take the disc out of the slot, the drive will draw it in again automatically after a short whi ...

De-registering (de-authorizing) a mobile phone
Mercedes-Benz USA, LLC recommends deauthorizating in both COMAND and the mobile phone. Subsequent authorization may otherwise fail. To call up the telephone menu: press the function button ...

Defrosting the windshield
You can use this function to defrost the windshield or to defrost the inside of the windshield and the side windows. You should only select the defrosting function until the windshield is clear ...