Operating instructions

The last main function used is reactivated
after switching on.
Switching Audio 20 off
X
Press button q.
or
X
Turn the SmartKey to position 0 in the igni-
tion lock and remove the SmartKey.
i
If you switch off Audio 20, playback of the
current audio source will also be switched
off. Your mobile phone can also no longer
be operated via the Audio 20 system.
Switching the sound on or off
Switching the audio source on/off
X
Press the 8 button.
The sound from the audio source is
switched on or off.
i
When the sound is switched off, you will
see the , symbol in the status bar.
If you change the audio source or adjust the
volume using thumbwheel ;, the sound
switches on automatically.
Adjusting the volume
Adjusting the volume for the audio
source
X
Turn thumbwheel ;.
or
X
Press the W or X button on the mul-
tifunction steering wheel.
The volume of the audio source currently
selected changes.
Adjusting the volume for phone calls
You can adjust the volume for hands-free
mode during a phone call.
X
Turn thumbwheel ; during a phone call.
or
X
Press the W or X button on the mul-
tifunction steering wheel during a tele-
phone call.
Adjusting the sound settings
Selecting the sound menu
The sound settings can be selected to suit a
variety of different audio sources. You can
access the sound menu for the current audio
source (radio, CD, USB audio, Bluetooth
®
audio, Media Interface, AUX) using the
respective basic menu.
Adjusting treble and bass
X
Select SoundSound using the controller (slide
V Æ, XVYor turn cVd) and press W to
confirm.
X
Select TrebleTreble or BassBass and press W to con-
firm.
Example: setting the bass
The current setting is indicated by a red nee-
dle.
X
To change the setting: slide ZVÆor turn
cVdthe controller until the desired treble
and bass levels are set.
When you exit the menu, the current setting
is stored.
Basic functions of Audio 20
21
At a glance