Page 33 of 227
24 At a glanceQuick reference COMANDAdjusting the volume
At the COMAND, turn the rotary control
at the e key.
or
Press J or I on the
multifunction steering wheel.
The volume is turned up or down
depending on the direction of rotation
or the key pressed.
The system remembers the volume
setting when it is switched off.
When the system is switched on again,
the volume may be lower than at the
time when the system was switched
OFF.
This will be the case when the volume
was adjusted to a value outside a
certain range when the system was
switched off.Automatic volume control
The automatic volume control feature
adjusts the volume depending on:
vehicle speed (only in vehicles without
sound system*)
or
ambient noise inside the vehicle (only
in vehicles without sound system*)
other parameters (e.g. windows open
or closed)
Page 88 of 227

79 Satellite radio*
Important notes
Press B to switch to satellite radio
operation.
The Satellite radio main menu will ap-
pear and displays the “PREVIEW” chan-
nel.
Press the
SIRIUS
soft key.
The Service information display will ap-
pear if the satellite radio function has
not yet been subscribed to.
The message
No Satellite Radio
will appear in a window.
1Phone number of the provider,
(SIRIUS) or “Call Service Provider”
2The Electronical Serial Number (ESN)
of your SAT tuner
Contact satellite radio service provider
at the telephone number displayed in
the screen.
After the connection is made:
Follow 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
“Acquiring Signal...” (
page 80) follo-
wed by the Satellite radio main menu
(
page 80).
Subscribing to satellite radio
iCredit card information may be re-
quired for your application.
The activation process takes up to ap-
proximately 10 minutes.
Page 89 of 227
80 Satellite radio*Satellite radio operationSee “Subscribing to satellite radio” for im-
portant subscription information
(page 79).
Press B to switch to satellite radio
operation.
The above message will appear at start
up or when the signal is not available.
The message
No Satellite Radio
will appear in a window.After the COMAND acquires the
signal, the Satellite radio main menu will
appear. The station last tuned to will begin
to play.
Satellite radio main menu1Program category
2Station name
3Memory preset selected and channel
numberMuting
Press J while listening to the satel-
lite radio.
The symbol R will appear in the symbol
bar.
Press J again to resume listening to
the current station.
The symbol R will have disappeared.
Switching on
iYou can display 2 in full:
Station information (
page 84)
iMuting will also be canceled if you
switch to an audio source, e.g. normal
radio, or if you alter the volume.
Satellite radio operation
Page 99 of 227

90 Telephone*Important notes
Please read the chapter “Telephone”
first before attempting to operate your
telephone.
Please also read the important notes in
the telephone and Voice control sys-
tem* operating manuals.
Always drive with extreme caution
when you operate the telephone
hands-free.
For safety reasons, you should not use
the mobile telephone handset to make
a call while driving the vehicle.
If the signal strength is very weak (dis-
play in the symbol bar of all menus):
Wait until reception improves before
making a call.
Close the windows and reduce all out-
side noise as much as possible when
you use hands-free operation.
Also make sure that the air vents are
not pointed in the direction of the
microphones located in the overhead
control panel near the rear view mirror.
Adjust air vents and/or reduce blower
speed if necessary.
A brief disconnection from the cellular
network is not a malfunction, as this
can occur when the network switches
areas. The phone will automatically try
to sign on to a network again.
If the message
Enter Lock Code
for Cell
appears, enter the unlock
code to enable all telephone functions
(
page 92). If you do not do so, only
the emergency call (911) is available.
GSM mobile phone
If the message
Enter PIN:
on the
mobile phone appears, enter the PIN-
code to enable the telephone functions
(
page 92). If you do not do so, only
the emergency (911) call is available on
the mobile phone.In the following situations, it is not possible
or not yet possible to use the telephone:
The telephone is already unlocked but
is not or not yet registered in the net-
work.
The message
no Serv.
appears in the
status bar. The telephone will try to re-
gister into an existing network. If the
network is available, the telephone will
be ready for use.
The above message also appears
if the network is no longer available
due to weak signals
if you try to make a call (message Service Unavailable
appears
for 8 seconds)
Page 106 of 227
97 Telephone*
Telephone operation
You can use the following functions in the
telephone menu:
Entering a telephone number
(page 98)
Use the redial function (
page 99)
Displaying the dialed numbers list
(page 100)
Displaying the answered calls list
(page 101)
Use speed-dialing (
page 102)
Use quick-dialing (
page 102)
Displaying the phone book
(page 104)
Adjusting balance/fader settings
(page 25)The system detects an incoming call, the
phone rings.
Incoming calls are indicated in a window in
any system (e.g. radio).
The window shows:
the caller’s number if it is transmitted
or
the caller’s name if her or his name and
number are saved in the phone book.Accepting a call
Press k.
or
Press E.
The display will change to the
call menu (
page 102). An active
audio source will be muted. You talk
over the hands-free set.
Rejecting a call
Press K.
or
Press H to highlight
Reject
and
than press E.
Incoming call
Page 128 of 227
119 Navigation
Navigation main menu
Press the
Memory
soft key.
A window appears with the
message
Position Saved as
MemPt
.
The system saves the current position
as a destination in the
Last
Destinations
memory
(
page 150).
iSuch destinations are marked in
the
Last Destinations
memory
with _.
For permanent storage you can save
the destination in the regular
Destination memory (
page 151).
Page 140 of 227
131 Navigation
Destination input
Selecting a destination using the map
Press c.
Press one of the buttons H, h, g,
G, F, f.
or
Press the
Map
soft key, e.g. in the
Destination Entry menu (
page 121).
The map is shown in full view and
cross-hairs appear.
If soft key displays are hidden:
Press any soft key.
The soft key displays will appear.Available soft keys
POIs
soft key:
Brings you to the Points of Interest
(POI) menu (
page 156).
Memory
soft key:
A window appears with the
message Position Saved as
MemPt
. (page 118).
Display
soft key:
The Map View display will appear.
You can adjust the map orientation
(
page 148).
Soft key +:
Zooming in for more detailed map.
Soft key ):
Zooming out for less detailed map.
iThe system automatically places the
cross-hairs on the current destination
address.
ic was pressed:
If no soft key is selected within approx.
8 seconds, the soft key display will
disappear again.
Page 174 of 227

165 Service
SMS (Mail)
With the SMS Inbox Folder you can receive
SMS messages provided that SMS
messaging is available from your mobile
phone service provider.
Activate the Service main menu
(page 164).
Press the
SMS
soft key.
The Inbox will appear.If the message
Empty
appears, there
are no SMS messages.
Otherwise the Inbox is sorted in
chronological order, the most recent
message is at the top of the list. The
status bar shows date and time of the
message.
One line is provided for each message.
Symbol = = Message unread
Symbol z = SMS message
iThe functions described here apply if
your vehicle is equipped with mobile
phone cradle* and a Mercedes-Benz
specified mobile phone*.iIf you have received new SMS
messages, n is displayed on the
status bar. Additionally, a message
received tone is played.
iIf the SMS memory is full, N is
displayed on the status bar.
Additionally, a message is displayed
when you open the respective folder.iIf another system is active (e.g. radio),
a window appears when SMS mail is
coming in.SMS Inbox
SMS (Mail)