Light MERCEDES-BENZ C-Class 2004 W203 Comand Manual
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Info Services*/System settings
System settings
If the settings menu is displayed
Turn the right-hand rotary/push-button 
v to highlight “Factory settings” and 
press to confirm. 
An inquiry menu will appear. “Yes” is 
highlighted.
Accepting the factory settings
Press the right-hand rotary/push-
button v. 
A screen with the factory setting will 
appear for 8 seconds.
The main system settings menu is reac-
tivated.The factory settings are:
Acknowledgement beep – off
Info beep – off
Language – English (imp.)
Time display – 24 h
Date format –DD.MM (day, month)
If you do not wish to reset to factory 
settings
Turn the right-hand rotary/push-button 
v to highlight “No” and press to con-
firm. 
The main system settings menu will ap-
pear. 
Resetting all settings to the 
factory settings
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Info Services*/System settings
Auxiliary audio source
Turn the right-hand rotary/push-button 
v to highlight “Aux” in the main sys-
tem settings menu and press to con-
firm. 
The “Aux” menu will appear. The auxili-
ary audio source will switch on if it has 
been connected to the COMAND cont-
rol unit.
Adjusting the volume (
page 14).Adjusting the volume level of an auxilia-
ry audio source
Adjust volume of vehicle radio to a 
comfortable listening level.
Connect adapter cable to portable tape 
deck and to vehicle (socket in glove 
box).
Press ( button on COMAND unit.
Activate the “Aux” menu as described.
Press “Play” button on the portable 
tape deck.
Adjust the volume on the portable tape 
deck so that the audio system output is 
at or near the same comfortable level 
previously set in radio mode.
Volume can now be adjusted using 
either COMAND or volume controls on 
multifunction steering wheel.Muting auxiliary audio source
Press Ö. 
Symbol R will appear.
Canceling mute function
Press Ö again. 
Symbol R will disappear.
iThe sound adjustments for the auxiliary 
audio source are independent of those 
selected for the COMAND audio sour-
ces.
iOnly the volume setting of the tape play-
er can be controlled using the 
COMAND system.