Page 25 of 163

Basic operation25Tone settings
In the tone settings menu, the tone characteristics can be set. The menu
may be accessed from each audio
main menu.
Notice
A customised set of tone settings
may be stored as a favourite. For a
detailed description 3 17.
To open the tone settings menu,
select MENU in the respective audio
main menu. Select Tone Settings.Treble
Use this setting to enhance or
attenuate the high frequencies of the
audio sources.
Adjust the setting by repeatedly
touching ─ or w.
Alternatively, move the slider on the
settings bar.
MidrangeUse this setting to enhance or
attenuate the midrange frequencies
of the audio source.
Adjust the settings by repeatedly
touching ─ or w.
Alternatively, move the slider on the
settings bar.
Bass
Use this setting to enhance or
attenuate the deep frequencies of the audio sources.
Adjust the settings by repeatedly
touching ─ or w.
Alternatively, move the slider on the
settings bar.Balance and fader
In the illustration at the right side of the menu, define the point within thepassenger compartment which is to
have the best sound.
To adjust the settings, touch n, o ,
p and q.
To quickly change between the front
and rear speakers, select Front or
Rear at the top and bottom of the
vehicle diagram.
Surround
(if Surround system equipped)
Use this setting to enhance or
attenuate the surround effect.
Adjust the settings by repeatedly
touching ─ or w.
Equalizer modes (if no Surround system equipped)
Select one of the screen buttons in
the interaction selector bar to
optimise the tone for the specific
styles of music.
Select CUSTOM , if you wish to define
the tone settings yourself.
Page 26 of 163

26Basic operationSurround modes
(if Surround system equipped)
Select one of the screen buttons in
the interaction selector bar of the
screen to optimise the tone for the
different seating positions.
Select NORMAL , if you wish to
provide the best sound for all seating positions.
Volume settings Maximum startup volume
Press HOME and then select
SETTINGS on the Home screen.
Scroll through the list and select
Radio and then Maximum Start-Up
Volume .
Touch ─ or w to set the desired
volume.
Automatic volume adjustment
Press HOME and then select
SETTINGS .
Scroll through the list and select
Radio and then Auto Volume .To adjust the degree of volume
adaptation, set Auto Volume to one of
the available options.
Off : no enhancement of volume with
increasing vehicle speed.
High : maximum enhancement of
volume with increasing vehicle
speed.
Volume of traffic announcements To adjust the volume of traffic
announcements, set the desired
volume while a traffic announcementis given out by the system. The
respective setting is then stored by
the system.
System settings Various settings and adaptions for theInfotainment system can be made via
the SETTINGS application.
Time and Date
Press HOME and then select
SETTINGS .
Select Time and Date .
Set time
Select Set Time to enter the
respective submenu.
Page 27 of 163

Basic operation27
Select Auto Set at the bottom of the
screen. Activate either On - RDS or
Off - Manual .
If Off - Manual is selected, adjust
hours and minutes by touching n or
o .
Touch 12-24 Hr on the right side of the
screen to select a time mode.
If 12-hour mode is selected, a third
column for AM and PM setting is
displayed. Select the desired option.
Set date
Select Set Date to enter the
respective submenu.
Notice
If date information is automatically
provided, this menu item is not
available.
Select Auto Set at the bottom of the
screen. Activate either On - RDS or
Off - Manual .
If Off - Manual is selected, adjust the
date by touching n or o.
Clock display
Select Clock Display to enter the
respective submenu.
To turn off the digital clock display in
the menus, select Off.
Language Press HOME and then select
SETTINGS .
Scroll through the list and select
Language .
Notice
The language currently active is marked with 9.
Scroll through the list and select the desired language.Valet mode
If valet mode is activated, all vehicle
displays are locked and no changes
may be performed within the system.
Notice
Vehicle-related messages and the
rear backup camera remain
enabled.
Locking the system
Press HOME and then select
SETTINGS .
Scroll through the list and select Valet
Mode . A keypad is displayed.
Enter a four-digit code and select
Enter . The keypad is redisplayed.
Page 28 of 163

28Basic operationTo confirm the first input, re-enter thefour-digit code and select Lock. The
system is locked.
Unlocking the system
Turn the Infotainment system on. A
keypad is displayed.
Enter the respective four-digit code
and select Unlock. The system is
unlocked.
Forgotten PIN Code
To reset the PIN code to the default
setting, contact your workshop.
Display
Press HOME and then select
SETTINGS .
Scroll through the list and select
Display .
Mode
Select Mode to enter the respective
submenu.
Depending on the external lighting
conditions, select Day or Night .
If you select Auto, the system
automatically adjusts the display.
Calibrate Touchscreen
Select Calibrate Touchscreen to
enter the respective submenu.
Follow the instructions on the screen,
touching the respective points
indicated. The touch screen is
calibrated.
Turn Display Off
Select Turn Display Off to turn off the
display.
To turn the display back on, touch the touch screen or press a button on the
control panel.
Page 29 of 163

Basic operation29Return to Factory SettingsPress HOME and then select
SETTINGS .
Scroll through the list and select Return to Factory Settings .
Restore Vehicle Settings
Select Restore Vehicle Settings to
restore all vehicle personalisation
settings. A warning message is
displayed.
Select Restore . The settings are
reset.
Clear All Private Data
Select Clear All Private Data to delete
the following data:
● paired Bluetooth devices
● stored phone books
● vehicle contacts list
● destination lists
● favourites
A warning message is displayed.
Select Delete. The data is deleted.Restore Radio Settings
Select Restore Radio Settings to
reset the following data:
● tone settings
● volume settings
● speech settings
● application tray
● contacts sources
A warning message is displayed.
Select Restore . The settings are
reset.
Software Information Press HOME and select SETTINGS.
Scroll through the list and select
Software Information .
A list of version numbers of all items
loaded to the system is displayed.
System update
To update your system software,
contact your workshop.
Page 30 of 163
30RadioRadioUsage.......................................... 30
Station search .............................. 30
Radio data system (RDS) ............31
Digital audio broadcasting ...........33Usage
The radio function is part of the
AUDIO application.
Activating the radio function
Select AUDIO on the Home screen
and then select RADIO in the
interaction selector bar.
Alternatively, press RADIO on the
control panel.
Selecting the waveband Repeatedly select or press RADIO to
toggle between the different
wavebands.
Station search
Automatic station search Press Y or Z to play the previous or
next station.
Manual station search
Press and hold Y or Z. Release the
respective button when the desired frequency has almost been reached.
Station tuning
Select TUNE in the interaction
selector bar. A keypad is displayed.
Page 31 of 163

Radio31Touch the Direct Tune field and then
enter the desired frequency. Confirm
your input.
Station lists
In the station lists, all receivable radio stations within the current reception
area are available for selection.
To display the station list of the
waveband currently active, you may
optionally:
● Touch the screen.
● Select BROWSE in the
interaction selector bar.
● Turn MENU.
The station list is displayed.Notice
The currently received station is
highlighted.
Scroll through the list and select the
desired list item.
Category lists
Numerous RDS 3 31 and DAB
3 33 stations broadcast a PTY
code, which specifies the type of
programme transmitted (e.g. news).
Some stations also change the PTY
code depending on the content which is currently transmitted.
The Infotainment system stores these
stations, sorted by programme type in
the corresponding category list.
Notice
The Categories list item is only
available for the FM and the DAB wavebands.
Select MENU in the interaction
selector bar to display the respective waveband menu and select
Categories .
A list of programme type categories
currently available is displayed.Select the desired category. A list of
stations is displayed transmitting a
programme of the selected type.
Select the desired station.
Updating the station list
If the stations stored in a waveband-
specific station list can no longer be
received, select Update Station List .
Notice
If a waveband-specific station list is
updated, the corresponding
category list is also updated.
Updating Station List is displayed on
the screen until the search has been
completed.
Radio data system (RDS)
RDS is a service of FM stations that considerably improves the finding of
the desired station and its fault-free
reception.
Page 32 of 163

32RadioAdvantages of RDS● On the display, the programme name of the station appears
instead of its frequency.
● During a station search, the Infotainment system tunes in to
RDS stations only.
● The Infotainment system always tunes into the best receivable
broadcasting frequency of the set station by means of AF
(alternative frequency).
● Depending on the station received, the Infotainment
system displays radio text that
can contain e.g. information on
the current programme.
RDS settings
To configure the RDS settings
options, activate the radio function
and then select the FM waveband.
Select MENU in the interaction
selector bar to display the FM menu.
RDS
Set RDS - On or RDS - Off .
Traffic Programme (TP)
Radio traffic service stations are RDS stations that broadcast traffic news. Ifthe traffic service is switched on, the
function currently active is interrupted
for the duration of the traffic
announcement.
If the radio traffic service is activated,
[TP] is shown in the top line of all main
menus. If the current station or media played is not a radio traffic service
station, [ ] is displayed and a search
is started automatically for the next radio traffic service station available.
As soon as a radio traffic service
station is found, [TP] is highlighted. If
no radio traffic service station is
found, [ ] remains on the screen.
If a traffic announcement is
broadcasted on the respective radio
traffic service station, a message is
displayed.
To interrupt the announcement and
return to the function previously
activated, dismiss the alert.
Set Traffic Programme (TP) - On or
Traffic Programme (TP) - Off .
Region
Sometimes RDS stations broadcast
regionally different programmes on
different frequencies.
If regionalisation is switched on,
alternative frequencies with the same regional programmes are selected if
necessary. If regionalisation is
switched off, alternative frequencies
of the stations are selected without
regard to regional programmes.
Set Region - On or Region - Off .