XAdjusting: Turn rotary control :.
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:
XTurn rotary control :.
The volume will increase or decrease
depending on the direction turned.
iThe volume of the audio system or a
telephone call can also be adjusted by
pressing the button W or X on the
multifunction steering wheel (Y page 118).
Sound
XSwitching on/off: Press button 8 on
the audio control unit (Y page 138).
The sound of the current audio source is
switched on or off.
iWhen the sound is switched off, the
symbol 8 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
You can select different bass and treble
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 J on the
audio control unit.
Example:
$ Q Sound Q Bass
Adjusting bass or trebleXPress button J and select Bass or
Treble.
or
XSelect Sound Q 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
XChanging setting: Slide ÆVZ or rotate
cVd until desired treble or bass setting is
reached.
XExiting menu: Press button k or slide
XVY.
The setting is stored.
Adjusting balance or fader
Balance is used to determine whether the
sound focus should be shifted toward the
driver’s side or the passenger side.
Fader is used to determine whether the sound
focus should be shifted toward the front or
rear of the vehicle.
XPress button J repeatedly until Bal/
Fad appears in the audio display.
or
XSelect Sound Q Bal/Fad.
The current setting is indicated by a red
cross hair symbol.
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Adjusting balance and fader
XChanging setting: Slide ÆVZ or XVY until
desired balance/fader setting is achieved.
XExiting menu: Press W or button k.
The balance/fader setting is stored for all
audio sources.
Surround sound
If your vehicle is equipped with the harman/
kardon Logic 7® Surround Sound system, you
can choose between Logic7® On and
Logic7® Off for surround sound.
harman/kardon Logic 7® Surround Sound is
available for the following operating modes:
RRadio (FM only)
RSatellite radio
RCD audio
RMP3
RAUX
iBy selecting Logic7® Off, all compatible
formats are played back as they are
present on the medium.
Adjusting surround sound
With surround sound, you can choose
between Logic7® On and Logic7® Off.
XPress button J repeatedly until Sound
appears in the audio display.
or
XSelect Sound Q Sound.
A dot # indicates the current setting.
XSelecting setting: Slide ÆVZ or rotate
cVd.
XSaving setting: Press W.
The setting is stored and the menu is
exited.
XExiting menu without saving: Press
button k or slide XVY.
iBalance and fader will be set to the default
value (0/0) automatically by activating or
deactivating Logic 7®.
iPlease note the following:
RFor an optimal sound experience from all
seats, the balance and fader should be
adjusted to the center of the passenger
compartment with Logic 7® switched on.
RThe best sound results are achieved
when playing high-quality audio CDs.
RFor MP3 tracks, the bit rate should be at
least 128 kbit/s.
RSurround playback cannot be activated
in mono-signal sources as AM or
Weatherband. It will not function for
mono-signal sources as, e.g. mono audio
tracks on some specific audio CDs.
RIn the case of poor radio reception
quality, e.g. during long tunnel passages,
Logic 7® should be switched off, as
otherwise a dynamic switchover from
stereo to mono and thus temporary
sound characteristic shifts can occur.
RWith certain stereo recordings, the
resulting sound characteristic may
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deviate from conventional stereo
playback.
SYS menu
System settings menu overview
MenuSystemDisplay (Y page 147)BrightnessDay ModeNight ModeAutomaticActivate Bluetooth®
(Y page 147)
Reset (Y page 147)Language (Y page 148)
Display settings
You can adapt the brightness of the audio
display to the prevailing light conditions.
Setting the display design
Xi Q System Q Display.XSelect Brightness, Day Mode, Night
Mode or Automatic.
iWhen you select Brightness, a scale
appears on which you can set the
brightness manually.
In the Automatic setting, the audio system
analyzes the automatic vehicle light sensor
and switches between the display designs
automatically.
Bluetooth® settings
General information about Bluetooth®
Bluetooth® technology is the standard for
short-range wireless technologies, suitable
for transmitting voice and data. It is possible
to connect Bluetooth® devices wirelessly.
Bluetooth® can be used to exchange vCards
or to make calls using a hands-free device.
Bluetooth® technology uses the freely
available ISM (Industrial Scientific Medical)
wave band that works at 2.45 GHz.
Bluetooth® works within a range of up to 33 ft
(10 m).
Activate or deactivate Bluetooth®
Xi Q System Q Activate
Bluetooth.
You have activated or deactivated
Bluetooth®. A checkmark O appears when
Bluetooth® is activated.
Reset
iYou can reset the audio system back to
its factory settings. In this case, all personal
data (e.g. address book entries, call lists,
paired mobile phones, and presets) are
deleted. We recommend that you reset the
values before selling your vehicle.
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Xi Q System Q Reset.
A prompt appears asking whether you
really want to reset.
XSelect Yes or No.
If you select Yes another prompt will
appear asking whether you really want to
reset.
XSelect Yes or No.
If you select Yes, the audio system will be
reset and restarted.
Setting the system language
Xi Q Language.
The language list appears. A dot # in front
of an entry indicates the current setting.
XChanging setting: Slide ÆVZ or rotate
cVd and select desired language.
XSaving setting: Press W.
The setting is stored and the menu is
exited.
XExiting menu without saving: Press
button k or slide XVY.
iThe language selected in the Audio
system is also used for the displays and
messages in the multifunction display.
Radio operation
GWarning!
Please devote your attention first and
foremost to the traffic situation you are in.
Before your journey, please familiarize
yourself with the radio functions.
Only use the audio system when road and
traffic conditions permit you to do so.
Otherwise you could be involved in an
accident in which you or others could be
injured.
! Do not attach metallic window tinting film
to the inside or outside of windows which
are fitted with an aerial. Obstructing the
metallic aerial structure on the window will
interfere with radio reception. Cutting the
film on the window can permanently
damage the aerial wires.
iThe radio mode is interrupted by an
incoming call on the mobile phone
(Y page 167).
Menu overview
iThe components and operating principles
of the audio system can be found on
(Y page 137) and (Y page 143). Information
about sound settings can be found on
(Y page 145).
MenuFunctionRadio
(except Weather
Band/satellite
radio)
Enter frequencyStation information
(in FM wave band
only)
Presets
(except Weather
Band)
Autostore (except
satellite radio)
List of stored
stations
InfoInformation menu (if
available)
Channel
(only Weather Band)
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MenuFunctionBalance/FaderSurround Sound
Switching to radio mode
XPress button $ on audio control unit.
The radio basic menu appears in the audio
display. The radio switches to the last
station you have listened to.
Weather Band will automatically tune to the
strongest station in the area.
Illustration: Radio mode in FM wave band
:Status line;Station name or other information from
the station
=Station frequency and stored position?Main area with wave band
iStation name or other information ;,
available for the FM wave band, can only be
seen when the station transmits the name
or other information and the function Show
Station Info in the Radio menu is
activated.
X$ Q Radio Q Show Station
Info
In the WB wave band, the audio system
displays the channel number, e.g.
Channel 6, instead of the station names
and/or frequency.
Information displayed in the status line
(example)
The following information is displayed in the
status line:
RTime (04:38)
RStation name (WNYC)
Mobile phone readiness is indicated by
additional information being shown:
RMobile phone network signal strength
r
RReceiver symbol ¢ ö
Calling up wave bands
You can select FM, AM, and WB wave bands
as well as the Sat mode (Y page 152). When
you have selected the Sat mode, pressing
button $ will switch back to FM radio
mode.
Wave bandFrequencyFM87.7......107.9 MHzAM530.......1710 KHzWB (Weather Band)Weather channelsSatellite radioSatellite radio
channels
XPress button $ on audio control unit
repeatedly until the desired wave band has
been selected.
The FM, AM, and WB wave bands and the
satellite radio mode are called up one after
another.
The wave band currently selected appears
in the main area of the audio display. The
last selected station in the selected wave
band is heard.
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XEntering frequency with keypad: Enter
desired frequency with buttons k to
x on the keypad in audio control unit.
The audio system tunes in to the frequency
entered.
iIt is not possible to enter a frequency in
the respective wave band which is outside
the frequency range.
XExiting menu without making an entry:
Press button k in the center console
(Y page 141).
Storing stations
You can store ten AM and ten FM stations in
the memory.
iIf you select a memory preset which is
already in use, it will be overwritten by the
new station.
Storing stations manually with keypad
XTune in desired station.
The basic menu appears in the audio
display.
XPress and hold desired station button
k to x until a brief signal tone
sounds.
The station is stored.
Storing stations manually with station
memory menu
XTune in desired station.
The basic menu appears in the audio
display.
XPress W when the main area is active.
or
XSelect Presets.
The station memory display appears in the
audio display.
The dot # in front of a memory position
indicates that the currently tuned station is
stored there.
XSelecting a memory position: Slide
ZVÆ or rotate cVd.
XStoring a station to a selected memory
position: Press and hold W until a brief
signal tone sounds.
or
XPress and hold desired station button
k to x on keypad, until a brief signal
tone sounds.
The station is stored.
Autostore – automatic station memory
iThis function is not available for Weather
Band/satellite radio. The autostore
function automatically assigns receivable
stations to the memory. The stations are
sorted according to reception quality at the
moment of performing the autostore. The
stations which were stored in the station
memory manually are overwritten in this
process. If less than ten stations are found,
the remaining entries are left empty.
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XPress button $ on audio control unit
repeatedly until desired wave band has
been selected.
The basic menu appears in the audio
display.XPress W when the main area is active.
or
XSelect Presets .
The station memory display appears in the
audio display.XSlide ZV Æ or rotate cV d to select
Autostore .XPress W.
The audio system searches for receivable
stations. A corresponding message is
displayed. The available stations are
automatically stored in the station
memory. The first received station will be
automatically played.XCanceling storage procedure: Select
Cancel and press W while the message
Rewriting Memory... is being displayed.
Displaying information
You can display program information or other
additional information when provided by the
radio station you are listening to.
X$ Q Info (if available).
The available information appears. The
content and scope of the information
depends on the radio station.XClosing screen: Slide XV Y, rotate cV d,
press W or press button k.
Satellite radio
GWarning!
Please devote your attention first and
foremost to the traffic situation you are in.
Before your journey, please familiarize
yourself with the radio functions.
Only use the audio system when road and
traffic conditions permit you to do so.
Otherwise you could be involved in an
accident in which you or others could be
injured.
Submenu overview
i The components and operating principles
of the audio system can be found on
( Y page 137) and ( Y page 143).
MenuSubmenuSatChannel ListEnter ChannelServicePresetsStation presetsInfoInformation menu (if
available)Category (Cat.)All channelsSelect categorySoundTrebleBassBalance/FaderSurround Sound
Satellite radio
i Additional satellite radio equipment and a
subscription to SIRIUS XM Satellite Radio
service provider are required for the
satellite radio operation described in this
chapter.
Contact an authorized Mercedes-Benz
Center for details and availability for your
vehicle.
SIRIUS XM Satellite Radio provides over
130 channels of digital-quality radio,
including 100 % commercial-free music,
sports, news and entertainment. SIRIUS XM
Satellite Radio uses a fleet of high-power
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satellites to broadcast 24 hours per day,
coast to coast, in the contiguous U. S. and
Canada.
This diverse, satellite-delivered programming
is available for a monthly subscription fee.
For more information and service availability
call the SIRIUS XM Service Center at
1-888-539-7474 (Y page 157), or visit
www.sirius.com (USA) or
www.siriuscanada.ca (Canada).
iNote that categories and channels shown
in illustrations are dependent on
programming content delivered by the
service provider. Programming content is
subject to change. Therefore, channels and
categories shown in illustrations and
descriptions contained in this manual may
differ from the channels and categories
delivered by the service provider.
iSatellite radio service may be unavailable
or interrupted from time to time for a
variety of reasons, such as environmental
or topographic conditions and other things
we cannot control. Service might also not
be available in certain places (e.g. in
tunnels, parking garages, under leafy trees,
or within or next to buildings) or near other
obstructions. In such situations, the
satellite radio’s main menu shows the No
Service screen. At this point, the radio’s
functions are restricted.
Subscribing to satellite radio
XPress button $ on audio control unit
repeatedly until Sat is selected.
The following conditions are possible:
RSatellite radio service is not activated
(only the preview channel is displayed).
RSatellite radio service is activated.
iIf a satellite receiver is not installed or not
properly installed:
The message Device Unavailable will
appear.
If the satellite radio service is not activated,
the “SIRIUS Preview” display appears.
Satellite radio service is not activated
The telephone number of the SIRIUS XM
Service Center and the twelve-digit electronic
serial number (SIRIUS-ID) of the particular
receiver are required when calling the SIRIUS
XM Service Center for an activation request.
X$ (repeatedly, if necessary) Q Sat
Q Service.
XClosing screen: Press W or button k
or slide XVY.
XActivating satellite radio service:
Contact satellite radio service provider at
the telephone number displayed in the
service display.
After the connection is made:
XFollow the instructions given by the
operator.
The activation process may take up to
10 minutes. If it is successful, you will see
the display with the message Updating
Channels... followed by the satellite
radio basic menu.
iActivating the satellite radio service might
not be available in certain places (e.g. in
tunnels, parking garages, under leafy trees,
or within or next to buildings). If a
subscription is not included with system
purchase, credit card information is
required to activate your account.
The activation process takes
approximately 5 to 10 minutes after calling
the SIRIUS XM Service Center.
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