Page 10 of 155

10Introduction2SRC (Source) ........................ 10
Press: select audio source ....10
Turn upwards/
downwards: select next/
previous preset radio
station when radio active ......29
or select next/previous
track/chapter/picture
when external devices
active ..................................... 35
or select next/previous
entry in call list when
phone portal active and
call list open .......................... 67
Turn upwards/downwards
and hold: scroll quickly
through the entries in the
call list ................................... 67
3 +
Press: increase volume
4 -
Press: reduce volume
5 xn
Press: end/decline call ..........67or deactivate speech
recognition ............................ 59
or activate/deactivate
mute function ........................ 10Usage
Switching Infotainment system
on/off
Press X briefly. After switching on,
the last selected Infotainment source
becomes active.
Automatic switch-off
If the Infotainment system is switched
on by pressing X while the ignition is
switched off, it switches off again
automatically after 10 minutes.
Setting the volume Turn X.
The current setting is shown on the display.
When the Infotainment system is switched on, the last selected volume is set, provided that the volume is
lower than the maximum start-up
volume 3 24.
Page 89 of 155

Introduction89Usage
Control elements
The Infotainment system is operated
via function buttons, a touch screen
and menus that are shown on the
display.
Inputs are made optionally via: ● the central control unit in the control panel 3 86
● the touch screen 3 92
● audio controls on the steering wheel 3 86
● the speech recognition 3 111
Switching the Infotainment
system on or off
Press X. After switching on, the last
selected Infotainment source
becomes active.
Automatic switch-off
If the Infotainment system has been
switched on pressing X while the
ignition is switched off, it will switch off
again automatically 10 minutes after
the last user input.Setting the volume
Turn X. The current setting is shown
on the display.
When the Infotainment system is
switched on, the last selected volume is set, provided that it is lower than themaximum start-up volume. For a
detailed description 3 95.
Speed compensated volume
When the speed compensated
volume is activated 3 95, the
volume is adapted automatically to
make up for the road and wind noise
as you drive.
Mute
Press X to mute the Infotainment
system.
To cancel the mute function: press
X again. The last selected volume is
set again.
Modes of operationPress ; to display the Home menu.
Notice
For a detailed description of menu
operation via touch screen 3 92.
AUDIO
Select AUDIO to open the main menu
of the last selected audio mode.
Select Source on the screen to
display the interaction selector bar.
Page 130 of 155

130IntroductionSteering wheel audio controls
1qw
Short press: accept phone
call ....................................... 145
or dial number in call list .....148
With Phone portal active
and calls waiting: short
press: switch between calls 148
Long press: activate
speech recognition ..............144
2 SRC (Source) ...................... 130
Press: select audio source ..130
With radio active: turn
upwards/downwards to
select next/previous
preset radio station .............136
With Phone portal active
and call list open: turn
upwards/downwards to
select next/previous entry
in call list ............................. 148
3 w
Increase volume .................. 130
4 ─
Reduce volume ...................130
5 xn
Short press: end/decline
call ....................................... 148
or close call list .................... 148
or deactivate speech
recognition .......................... 144
or activate/deactivate mute . 130Usage
Control elements
The Infotainment system is operated
via function buttons, a MENU knob
and menus that are shown on the display.
Inputs are made optionally via: ● the control panel on the Infotainment system 3 128
● audio controls on the steering wheel 3 128
● the speech recognition 3 144
Switching the Infotainment
system on or off
Press X briefly. After switching on,
the last selected Infotainment source
becomes active.
Press and hold X again to turn the
system off.
Automatic switch-off
If the Infotainment system is switched
on by pressing X while the ignition is
switched off, it switches off again
automatically after 10 minutes.