Separate USB connection
In addition to the USB connection on the Media Interface, there is another USB connection in the glove box. This connection can also be used to play audio files.
Electrical consumption at this connection must not exceed a continuous current of 500 mA. If the electrical consumption is higher, use a separate source to provide power for the USB device (e.g. 12 V power supply).
To select music from the USB port as
the audio source: select Audio by sliding
and turning
the COMAND
controller and press 
to confirm.
The audio menu appears.
Select USB and press to
confirm.
See also:
General information
Operational readiness of the navigation
system
The navigation system must determine the
position of the vehicle before first use or
whenever operational status is restored.
Therefore, you may ...
Adjusting the head restraints
electrically
- To adjust the head restraint height: slide
the switch for head restraint adjustment
up or down in the direction of
the arrow. ...
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 ...