Mercedes-Benz 2009 C 230, Operator'S Manual

Page: 165 / 404

Audio system
163
Adjusting volume
1
Push button
D
2
Rotary control
X
Adjusting: Turn rotary control
2
.
The volume will increase or decrease
depending on the direction turned.
Adjusting volume for telephone calls
In hands-free mode, you can adjust the
volume of a telephone call while the call is
currently active.
During a telephone call:
X
Turn rotary control
2
.
The volume will increase or decrease
depending on the direction turned.
i The volume of the audio system or a
telephone call can also be adjusted by
pressing the button
+
or
-
on the
multifunction steering wheel
(
Y
page 131).
Sound
X
Switching on/off: Press button
F
on
the audio control unit (
Y
page 154).
The sound of the current audio source is
switched on or off.
i When the sound is switched off, the
symbol
F
appears in the status line.
If you change the audio source, or alter the
volume, the sound is automatically
switched on again.
Selecting sound settings
For bass and treble, you can select different
sound settings for each individual audio
source. The particular Sound menu can be
opened from the basic menu for the desired
operating mode, or by pressing the button
´
on the audio control unit.
Example:
b
£
Sound
£
Bass
Adjusting bass or treble
X Press button
´
and select
Bass
or
Treble
.
or
X Select
Sound
£
Bass
or
Treble
.
A longer and brighter bar indicates the
previously stored setting. The red pointer
indicates the currently selected setting.
Example for adjusting bass
X
Changing setting: Slide
r m q
or rotate
y m z
until desired treble or bass setting is
reached.
X
Exiting menu: Press button
í
or slide
o m p
.
The setting is stored.
Controls in detail
Z