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Introduction81UsageControl elements
The Infotainment system is operated
via function buttons, multifunctional
knobs and menus that are shown on
the display.
Inputs are made optionally via: ■ the central control unit in the instrument panel 3 78
■ controls on the steering wheel 3 78
■ the speech recognition system (if available) 3 143
Switching the Infotainment
system on or off
Press the X VOL knob briefly. After
switching on, the last selected
Infotainment source is active.
Automatic switch-off
If the Infotainment system has been
switched on using the X VOL knob
when the ignition was switched off, it
will switch off again automatically
after 30 minutes.Setting the volume
Turn the X VOL knob. The current
setting is shown on the display.
When the Infotainment system is
switched on, the last selected volume is set, provided that volume is lower
than the maximum start-up volume.
The following can be set separately: ■ the maximum start-up volume 3 86
■ the volume of the traffic announcements 3 86
■ the volume of the navigation messages 3 106
Speed compensated volume When speed compensated volume is
activated 3 86 the volume is
adapted automatically to compensate
for the road and wind noise as you
drive.
Mute
Press the O button (if Phone portal
available: press for a few seconds) to
mute the audio sources.To cancel mute again: turn the X
VOL knob or press the O button
again (if Phone portal available: press for a few seconds).
Volume limitation at high
temperatures
At very high temperatures inside the vehicle the Infotainment system limits
the maximum adjustable volume. If
necessary the volume is decreased
automatically.
Modes of operation Radio
Press the RADIO button to open the
radio main menu or to change
between the different wavebands.
Press the multifunction knob to open
a submenu with options for station
selection.
Detailed description of the radio
functions 3 87.
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82Introduction
Audio players
Press the CD/AUX button to open the
CD, USB, iPod or AUX menus (if
available) or to swap between these
menus.
Press the multifunction knob to open
a submenu with options for track
selection.
Detailed description of: ■ CD player functions 3 97
■ AUX input functions 3 99
■ USB port functions 3 100
Navigation
Press the NAV button and then the
multifunction knob to open the
Navigation menu.
Detailed description of the navigation
system functions 3 106.
Phone
(if Phone portal is available)
Press the O button to open the
telephone menu.
Press the multifunction knob to open
a submenu with options for the input
or selection of numbers.Detailed description of the mobile
phone portal functions 3 148.
Basic operation Multifunction knobThe multifunction knob is the central
control element for the menus.
Turn the multifunction knob: ■ to mark a menu option
■ to set a numeric value
Press the outer ring of the
multifunction knob:
■ to select or activate the marked option
■ to confirm a set value
■ to switch a system function on/off
BACK button
Press the BACK button briefly to:
■ exit a menu
■ return from a submenu to the next higher menu level
■ delete the last character in a character sequencePress and hold the BACK button for a
few seconds to delete the entire entry.
Examples of menu operation Selecting an option
Turn the multifunction knob to move
the cursor (= coloured background) to the desired option.
Press the multifunction knob to select
the marked option.
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Introduction83
Submenus
An arrow on the right-hand edge of
the menu indicates that after
selection of the option a submenu
with further options will be opened.
Activating a setting
Turn the multifunction knob to mark
the desired setting.
Press the multifunction knob to
activate the setting.
Setting a value
Turn the multifunction knob to change the current value of the setting.
Press the multifunction knob to
confirm the set value.
Switching a function on or off
Turn the multifunction knob to mark
the function to be switched on or off.
Press the multifunction knob to switch
between the settings On and Off.
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84Introduction
Entering a character sequence
To enter character sequences, e.g.
telephone numbers or road names:
Turn the multifunction knob to select
the desired character.
The last character in the character
sequence can be deleted using the
BACK button. Pressing and holding
the BACK button deletes the entire
entry.
Press the multifunction knob to
confirm the selected character.
Tone settings
In the tone settings menu the tone
characteristic can be set differently for each radio waveband and each audio
player source.
Press the TONE button to open the
tone menu.
Setting bass, middle and treble
Select Bass, Middle or Treble .
Set the desired value for the option
selected.
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Introduction85
Setting the volume distribution
between front - rear
Select Fader.
Set the desired value.
Setting the volume distribution between right - left
Select Balance .
Set the desired value.
Setting an individual setting to
“0” or "Off"
Select the desired option and press
and hold the multifunction knob for a
few seconds.
Setting all settings to "0" or " Off"
Press and hold the TONE button for a
few seconds.
Optimising the tone for the style
of music
Select EQ (Equalizer).
The displayed options offer optimised
bass, middle and treble presettings
for the relevant style of music.
Select the required option.
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86IntroductionVolume settingsMaximum startup volume
Press the CONFIG button to open the
system settings menu.
Select Radio settings and then
Maximum startup volume .
Set the desired value.
Speed dependent volume
Press the CONFIG button to open the
system settings menu.
Select Radio settings and then Speed
dependent volume .
Speed dependent volume can be deactivated or the degree of volume
adaptation can be selected in the
menu displayed.
Select the required option.
Volume of the traffic announcements (TA)
The volume of the traffic
announcements can be increased or
reduced proportionate to the normal
audio volume.
Press the CONFIG
button to open the
system settings menu.
Select Radio settings , RDS options
and TA volume .
Set the desired value.
Page 87 of 221

Radio87RadioUsage.......................................... 87
Station search .............................. 87
Autostore lists .............................. 88
Favourite lists ............................... 88
Waveband menus ........................89
Radio data system (RDS) ............92
Digital audio broadcasting ...........94Usage
Control buttons
The most important buttons for
control of the radio are as follows:
■ RADIO : Activate radio
■ s u : Station search
■ AS 1-2 : Autostore lists
■ FAV 1-2-3 : Favourite lists
■ 1...6 : Preset buttons
■ TP : Radio traffic service 3 92
Activating the radio Press the RADIO button to open the
radio main menu.
The station last played will be
received.
Selecting the waveband
Press the RADIO button once or
several times to select the desired
waveband.
The station last played in that
waveband will be received.Station search
Automatic station search
Briefly press the button s or u
to play the previous/next station in the station memory.
Manual station search
Press and hold s or u button.
Release button when the required frequency has almost been reached
on the frequency display.
A search is made for the next station that can be received and it is played
automatically.
Manual station tuning
FM waveband
Press the multifunction knob to open
the FM menu and select Manual
tuning FM .
Turn the multifunction knob and set
the optimal reception frequency on
the pop-up frequency display.
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88Radio
AM waveband
Turn the multifunction knob and set
the optimal reception frequency on
the pop-up frequency display.
DAB waveband
Press the multifunction knob to open
the DAB menu and select DAB
manual tuning .
Turn the multifunction knob and set
the required reception frequency on
the pop-up frequency display.
Autostore lists
The stations that can be received best
in a waveband can be searched for
and stored automatically via the
autostore function.
Notice
The currently received station is highlighted.
Each waveband has 2 autostore lists
( AS 1 , AS 2 ), in each of which
6 stations can be stored.
Automatic station storing
Press and hold the AS 1-2 button until
an autostore message is displayed.
The 12 strongest stations in the
current waveband will be stored in the 2 autostore lists.
To abort the autostore procedure,
press the multifunction knob.
Storing stations manually
Stations can also be stored manually
in the autostore lists.
Set the station to be stored.
Briefly press the AS 1-2 button to
open an autostore list or to switch to
another autostore list.
To store the station in a list position:
press the corresponding station
button 1...6 until a confirmation
message is displayed.
Notice
Manually stored stations are
overwritten in an automatic station storing process.
Retrieving a station
Briefly press the AS 1-2 button to
open an autostore list or to switch to
another autostore list.
Briefly press one of the station
buttons 1...6 to open the station at the
corresponding list position.
Favourite lists
Stations of all wavebands can be
stored manually in the favourite lists.