Mercedes-Benz C-Class 2008 Owners Manual - Manual (Page 189)

188
Controls in detail
Audio system
Operation
In the following descriptions, an operation
step is described as in example below.
̈ b Ǟ
Radio
Ǟ
Enter Frequency
is the short for
̈ Press button b on audio control
unit repeatedly until desired waveband
has been selected.
̈ Slide m r .
̈ Slide o m or rotate y m z the audio con-
troller to select Radio .
̈ Press the audio controller n.
The Radio menu is selected and a list of
submenus appears.
̈ Slide q m or rotate y m z the audio con-
troller to select Enter Frequency .
̈ Press the audio controller n.
The Enter Frequency submenu is
selected and appears in the audio
display.
Switching audio system on or off
Rotary control/push button o
1 Push button o
2 Rotary control
̈ Switching on: Press push
button o.
or
̈ Open the audio display cover.
or
̈ If the audio system was on as you
switched off the ignition, turn the
SmartKey in the starter switch to
position 2.
The audio system will come back on
with the last selected function.
̈ Switching off: Press push
button o.
or
̈ Turn the SmartKey in the starter switch
to position 0.
i
If the audio system is switched on without
the SmartKey in the starter switch, it will
automatically switch off again after
approximately 30 minutes.
If your vehicle is equipped with a telephone*, the
audio display may prompt you to enter your PIN
(GSM network) or passcode (CDMA network).
i
Should excessively high temperatures occur
while the audio system is being operated,
HIGH TEMP will appear in the audio display, after
which the audio system will be switched off for a
cooling-down period.
i When you switch off the audio system, you
also switch off the currently playing audio source
and the telephone* operating via audio control
unit is not possible.