multifunction steering wheel buttons as they
relate to audio functions described in this
section.
Menu
The table below shows the structure of the
modes and their menus. Each mode has a
basic menu. Each menu item in turn has
several submenu items. Button Mode/Menu
$
Radio mode
Radio (FM/AM) (Y page 121)
Weather Band (
Y page 121) Satellite radio (
Y page 125) h
Disc mode
CD/MP3 mode (Y page 131)
Media interface operation
(Y page 139)
Audio AUX mode (
Y page 145) %
Telephone mode
Telephone mode (Y page 146)
i
System menu
System settings (Y page 119)
Display on/off (
Y page 120) Calling up an operating mode
X
Press the respective button ( $, h,
%, or i) on the audio control unit.
The basic menu of the selected mode
appears in the audio display. The main area
is active. The active area is highlighted.
i The following screens show the audio
display’s day design. The appearance of the
highlighted items in the menu will vary
depending on the display design. Illustration: Radio function basic menu
X
Moving to the menu bar: Press
button :.
Horizontal menus X
Moving through the menu bar: Press
button = or ;.
The currently selected item is highlighted.
X Confirming the selected menu item:
Press button 9.
X Exiting the menu bar without
confirming a selection: Press button
9 or k.
Vertical submenus Audio system
115Controls in detail
171_AKB; 3; 60, en-US
d2ureepe, Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 115 Z
X
Adjusting: 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:
X Turn rotary control :.
The volume will increase or decrease
depending on the direction turned.
i The 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 94).
Sound X
Switching on/off: Press button 8 on
the audio control unit (Y page 113).
The sound of the current audio source is
switched on or off.
i When 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.
In CD and MP3 mode, button 8
switches the pause function on or off.
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 treble
X
J Q Bass or Treble.
or
X Select 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
X
Changing setting: Press button 9
or : until desired treble or bass setting
is reached.
X Saving setting: Press button 9 or k.
The setting is stored and the menu is
exited.
Adjusting balance
Balance is used to determine whether the
sound focus should be shifted toward the
driver’s side or the passenger side.
X J Q Balance.
or
X Select Sound Q Balance.
The current setting is indicated by a red
line. Adjusting balance118
Audio systemControls in detail
171_AKB; 3; 60, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 118
R
Station memory (except Weather Band)
R Manual frequency entry (except Weather
Band/satellite radio)
For using satellite radio see ( Y page 125).
The station search proceeds in the following
frequency increments:
R 200 kHz in FM range
R 10 kHz in AM range
Tuning to a station/channel via station/
channel search function
i The search function searches for the next
receivable station in the FM or AM wave
band. In Weather Band (WB) the search
function switches to the next channel in the
channel list. For tuning to a station/
channel you can also use the buttons on
the multifunction steering wheel, see
Audio/DVD menu (Y page 100).
X Press button $ on audio control unit
repeatedly until the FM/AM/WB wave
band is selected.
X Press buttons EF or =; on
audio control unit.
Depending on the pressed button, the
system searches downward or upward and
stops at the next station/channel.
Selecting a station using station memory
i This function is not available for Weather
Band.
X Press button $ on audio control unit
repeatedly until desired wave band has
been selected.
X Select Presets.
The memory menu appears. The dot # in
front of a memory position indicates that
the currently selected station is saved
there. X
Select a station in the memory menu using
the buttons 9 and : and press 9.
or
X Press desired station button j to
x, with the keypad in audio control unit
briefly.
Tuning to a station by entering the
frequency manually
i This function is not available for Weather
Band/satellite radio.
X $ Q Radio Q Enter Frequency
The menu for manual frequency entry
appears. or
X
Press button l on the keypad in audio
control unit briefly.
The Enter Frequency submenu appears. Audio system
123Controls in detail
171_AKB; 3; 60, en-US
d2ureepe, Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 123 Z
X
Selecting a category: Press button 9
or :.
X Setting the selected category: Press
button 9.
The selected program category
(alphabetical
order) will appear in the audio
display. The last tuned channel in the new
category will begin to play.
When searching, tuning in, or selecting
from the channel list, the All Channels
option accesses all of your subscribed
channels.
i When you select the category All
Channels, you have access to all the
channels you subscribed to, regardless of
category.
Tuning in channels You have the following selection options:
R
the channel search function
R the manual channel number entry
R the channel list
R the channel presets
Tuning in channels using channel search
function
X Press button = or ; when the main
area in the basic menu is active.
Depending on the pressed button, the
system
searches upward or downward and
stops at the next subscribed channel.
or
X Press button E
or F on audio control
unit.
Depending on the pressed button, the
system searches upward or downward and
stops at the next subscribed channel.
i Which
channels are available depends on
which channels you have subscribed to and
the program category you have selected
(Y page 127). For tuning in channels you
can also use the buttons on the multifunction steering wheel, see “Audio
menu” (
Y page 100).
Tuning
in channels using manual channel
number entry
X $ (repeatedly, if necessary) Q Sat
Q Enter Channel.
The
menu for manual channel number entry
appears.
or
X In Sat mode, press button l on the
keypad in audio control unit briefly.
X Channel number entry with keypad:
Enter
desired channel number with buttons
j to x with the keypad in audio
control unit briefly.
Further operation depends on whether the
selected channel number is valid or if the
channel is included in your subscription.
X Exiting menu without making an entry:
Press button k.
Channel number is valid and channel is
included
in subscription: The audio system
tunes in the channel entered.
Channel number is invalid: The message
Invalid Channel appears in the audio
display.
X Press button 9, k, = or ; to
close the message.
Channel number is valid, but channel is
not
included in subscription: The message
Call SIRIUS to activate: appears
(Y page 126).
X Press button 9, k, = or ; to
close the message in the audio display. 128
Audio system
Controls in detail
171_AKB; 3; 60, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 128
Bear in mind that at a speed of just 30 mph
(approximately
50 km/h), your vehicle is
covering a distance of 44 feet (approximately
14 m) every second.
i The functions and services available to
you while using the mobile phone depend
on your service provider and the type of
mobile phone you are using. Also see
separate operating manual of your mobile
phone for instructions on how to use your
mobile phone.
When the mobile phone is connected via the
Bluetooth ®
interface to the audio system, you
can operate the mobile phone using the
following devices:
R Audio control unit (Y page 156)
R Buttons 6 and ~ on the
multifunction steering wheel ( Y page 94)
R Mobile phone keypad or similar input
device
Please note that these functions are only
available with Mercedes-Benz approved
mobile phones.
TEL Menu Menu Function
Telephone
Bluetooth
®
phones Download contacts
Delete contacts
Adjust volume
Name
Phone book
Call lists
Microphone off/
on
Call Lists or Mic On/
Mic Off
Delete Call Lists General notes
Making calls via Bluetooth
®
interface
The audio system telephone function via the
Bluetooth ®
interface is available in
conjunction with a Bluetooth ®
enabled
mobile phone.
With
a suitable mobile phone, you can use the
hands-free device and receive electronic
business cards (vCards) via the Bluetooth ®
interface.
Calls disconnected while the vehicle is in
motion
Interruptions to the connection may occur if
R there is insufficient mobile network
coverage
R you move from one mobile network
transmitter/receiver area (mobile network
cell) into another and no channels are free
or the cell is full
R you are using a SIM card that is not
compatible with the available network
R when using a mobile phone with
“Twincard”, the mobile phone is
simultaneously logged into the network
with the second SIM card
Operating options
i The components and operating principles
of the audio system can be found on
(Y page 112) and ( Y page 116).
When the mobile phone is connected via the
Bluetooth ®
interface to the audio system, you
can operate the mobile phone using the
following devices:
R Buttons 6 and ~ and keypad on
audio control unit ( Y page 113)
R Multifunction steering wheel ( Y page 94)
Please note that these functions are only
available with Mercedes-Benz approved
mobile phones. Please contact an authorized
Mercedes-Benz Center for information on Audio system
147
Controls in detail
171_AKB; 3; 60, en-US
d2ureepe, Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 147 Z
X
Selecting a call: Press button 9
or : until the desired entry is
highlighted.
X Initiating call: Press button 9 or 6.
Aborting dial or ending a call X
% Q ¢ and press button 9.
or
X Press button ~ on the audio control unit
or on the multifunction steering wheel.
Rejecting or accepting calls You will be notified of an incoming call by the
ringing tone and a message on the display.
i
Depending on the mobile phone you are
using, the audio system’s ringing tone may
differ from the one you have set on your
mobile phone. You may hear
R the ringing tone set on the mobile phone
R the audio system’s preset ringing tone
R the audio system’s preset ringing tone
and the ringing tone set on the mobile
phone
If the caller’s name and number are among
the entries in the audio system’s phone book
and the caller has not withheld this
information, it will appear on the display. If
the caller withholds this information, you will
see: X
Accepting: Press button 6 on audio
control unit or on the multifunction steering
wheel.
or
X Press button 9.
X Rejecting: Press button ~ on audio
control unit.
or
X Press button = to select Reject, and
press button 9 to confirm.
The call is rejected.
If you have accepted the call using the audio
control unit or the multifunction steering
wheel, the call will be conducted via the
hands-free system. The volume of the call can
be adjusted ( Y page 117).
Further operating functions can be found in
the “Functions during a single-call” section
(Y page 158).
You can also accept a call if the audio display
is showing a screen other than the telephone
mode screen. After accepting the call, the
display switches to the phone display. Once
the call is over, the display for the previous
mode will appear again. Functions during a single call
Switching hands-free microphone on or
off The menu bar changes when you make or
receive a call. Instead of the Call Lists
menu item, Mic Off or Mic On will appear.
X
Switching off: Select Mic Off.
The following message will flash up on the
display: The microphone is off.
When the microphone is switched off the
symbol Q appears in the main area.
X Switching on: Select Mic On.
The following message will flash up on the
display: The microphone is on.
The microphone is switched on and the
symbol Q disappears in the main area. 158
Audio systemControls in detail
171_AKB; 3; 60, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 158
Power outlet in passenger footwell
Tele Aid
! In order to activate the Tele Aid system, a
subscriber agreement must be completed.
To ensure your system is activated and
operational, please press Information
button E to perform the acquaintance
call. Failure to complete either of these
steps may result in a system that is not
activated.
If you have any questions regarding
activation, please call the Customer
Assistance Center at
1-800-FOR-MERCedes (1-800-367-6372)
(USA only) or 1-888-923-8367 (Canada
only).
Shortly after the completion of your Tele Aid
acquaintance call, you will receive a user ID
and password in the mail. You may use this
password to access the Tele Aid section in
“Owner’s Online” at www.mbusa.com (USA
only). The “My Tele Aid” section will give you
access to account information, remote door
unlock and more.
The Tele Aid system is available if
R it has been activated and is operational.
Activation requires a subscription for
monitoring services, connection and
cellular air time
R vehicle battery power is available
R the relevant cellular phone network and
GPS signals are available and pass the information on to the Customer Assistance
Center
i Location of the vehicle on a map is only
possible if the vehicle is able to receive
signals from the GPS satellite network and
pass the information on to the Customer
Assistance Center.
The Tele Aid system ( Telematic Alarm Identification on Demand)
The Tele Aid system consists of three types
of response:
R Automatic and manual emergency
R Roadside Assistance
R Information
To adjust the speaker volume during a Tele
Aid call do the following:
X Press button W or X on the
multifunction steering wheel.
or
X Use the adjustment button on your audio
system or COMAND system.
Be sure to check “Owner’s Online” at
www.mbusa.com (USA only) for more
information and a description of all available
features.
System self-test The system performs a self-test after you
have switched on the ignition.
G
Warning!
A malfunction in the system has been
detected if any or all of the following
conditions occur:
R The indicator lamp in the SOS button does
not come on during the system self-test.
R The indicator lamp in Roadside Assistance
button º does not come on during the
system self-test. 178
Useful featuresControls in detail
171_AKB; 3; 60, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 178
Initiating an emergency call manually
X
Briefly press on cover : to open.
X Press SOS button ; briefly.
The indicator lamp in SOS button ; will
flash until the emergency call is concluded.
X Wait for a voice connection to the
Customer Assistance Center.
X Close cover : after the emergency call is
concluded. G
Warning!
If you feel at any way in jeopardy when in the
vehicle (e.g. smoke or fire in the vehicle,
vehicle in a dangerous road location), please
do not wait for voice contact after you have
pressed the emergency button. Carefully
leave the vehicle and move to a safe location.
The Customer Assistance Center will
automatically contact local emergency
officials with the vehicle’s approximate
location if they receive an automatic SOS
signal and cannot make voice contact with the
vehicle occupants. X
Terminating calls: Press button ~ on
the multifunction steering wheel.
or
X Press the respective button for ending a
telephone call on the audio system or the
COMAND system.
Roadside Assistance button X
Open the storage compartment under the
armrest (Y page 175). X
Press and hold Roadside Assistance
button : for longer than 2 seconds.
A call to a Mercedes-Benz Roadside
Assistance dispatcher will be initiated. The
indicator lamp in Roadside Assistance
button : will flash while the call is in
progress. The message Connecting
Call will appear in the multifunction
display and the audio system or the
COMAND system is muted.
When the connection is established, the
message Call Connected appears in the
multifunction display. The Tele Aid system will
transmit data generating the vehicle
identification number, model, color and
location (subject to availability of cellular and
GPS signals).
i The audio system or COMAND system
display indicates that a Tele Aid call is in
progress. While the call is connected you
can change to the navigation menu by
pressing the NAVI button on the COMAND 180
Useful featuresControls in detail
171_AKB; 3; 60, en-US
d2ureepe,
Version: 2.11.8.1 2009-05-11T16:00:23+02:00 - Seite 180