Page 116 of 225
108 TelephoneService numbers
Service numbers1Personal Service Number
2Number for Roadside Assistance
Turn the right-hand rotary/push-button
v to highlight “Service No.” in the
main telephone menu and press to
confirm.
The menu “Service No.” will appear.
Use the right-hand rotary/push-button
v to highlight the service you require
and press to confirm.
The main telephone menu will appear.Begin dialing
Press the right-hand rotary/push-
button v to confirm the Ä button.
One of the messages “Personal Service
Number” or “Roadside Assistance” will
appear. The Ö button is highlighted.
When the call is initiated, the call time
will appear.
Use one of these three ways to end a call
Press the right-hand rotary/push-
button v to confirm the Ö button.
or
Press a.
or
Press *.
Calling a service numberTEL Service No.
Personal Service No.:
18003676372
Roadside Assistance:
1800220593
Change 1
Change 2 1
2P82.85-9420-31US
Page 117 of 225
109 Telephone
Service numbers
Turn the right-hand rotary/push-button
v to highlight “Change 1” in the
“Service No.” menu and press to con-
firm.
The “Change Service No. 1” menu will
appear.
Enter the new service number with
number keys 1 through 0.
Press the right-hand rotary/push-
button v to confirm the service num-
ber.
The new service number is now stored
in the “Service No.” menu.
Returning to the menu “Service No.”
The menu “Service No.” will appear auto-
matically after 7 seconds
or
Press *.
Changing personal service numberTEL Change Service No. 1Please enter the
new personal
service number:
1800_
OK
P82.85-9421-31US
iPressing the right-hand rotary/push-
button v and inserting an empty input
line will delete the personal service
number.
Page 118 of 225
110 TelephoneService numbers
Turn the right-hand rotary/push-button
v to highlight “Change 2” in the
“Service No.” menu and press to con-
firm.
The “Change Service No. 2” country list
will appear.Select a new country service number from
the list
Turn the right-hand rotary/push-button
v to highlight the country abbreviati-
on you want and press to confirm.
The new service number is now stored
in the “Service No.” menu.
Returning to the menu “Service No.”
The menu “Service No.” will appear auto-
matically after 7 seconds
or
Press *.
Changing the number for Roadside
AssistanceTEL Change Service No. 2USA
CAN
1800 2220100
1800 3870100
P82.85-9422-31US
Page 161 of 225

153 Navigation
Route guidance
If an audio source is switched on, e.g. the
radio, the voice output will be mixed with
that of the audio source.
You can individually set the audio volume
differential between voice output/audio
source (
page 64). COMAND mutes navi-
gation voice outputs during telephone/
Tele Aid operation.
Repeating current voice output
Press the left-hand rotary/push-button
v briefly.
Muting current voice output
Press o briefly during a voice out-
put. You will hear the next announce-
ment normally.Switching the voice output off for the
duration of the current route guidance
Press o longer than 2 seconds du-
ring a voice output.
You will see the message “Voice output
is muted”.
Switching the voice output on again
The current route guidance has been com-
pleted.
Voice output will automatically switch on
again.
During route guidance
Press the left-hand rotary/push-button
v.Altering the voice output volume
At the COMAND control unit
Turn the turning wheel on the left-hand
rotary/push-button v during a voice
output.
COMAND will accept this setting for
following voice outputs.
At the multifunctional steering wheel
You can alter the volume with the steering
wheel keys during a voice output as well.
To raise the volume
Press J.
To lower the volume
Press I.
Page 194 of 225

186 Info Services/System settingsInfo Services*
iIf information cannot be retrieved, one
of the following messages will be dis-
played:
“Data Connection Cannot be Estab-
lished”
Request has failed because Re-
sponse Center cannot be accessed.
Try again later.
“No Cellular Connection Available”
Vehicle may be in a cellular weak si-
gnal area. Try again later.
“Cellular System Busy”
Request has failed because cellular
system is busy. Try again later.
“Data transmission failure”
Request has failed because a data
transfer error has occured. Try again
later.
i
“Tele Aid Call in Progress”
Request has failed because SOS or
Roadside Assistance call is in pro-
gress.
“Tele Aid. Please visit workshop”
A hardware error has been detected.
Contact your Mercedes-Benz Cen-
ter.
“To subscribe to information ser-
vices dial phone number”
You have not yet subscribed to ser-
vice.
“No information available at this ti-
me. Press SVC.”
No new information is available.
Warning
G
A driver’s attention to the road must always
be his/her primary focus when driving.
For your safety and the safety of others, we
recommend that you pull over to a safe loca-
tion and stop the vehicle before requesting
or receiving any info services.
Page 208 of 225
200 Info Services/System settingsAuxiliary audio source
Auxiliary audio sourceThe auxiliary audio source (e.g. tape
player) will be installed in the glove com-
partment of your vehicle and connected to
the socket available for this purpose. You
will require a separate connecting cable for
this.COMAND will play back voice outputs du-
ring route guidance even if the auxiliary au-
dio source has been switched on.
It is possible to use the telephone while the
auxiliary audio source is in operation.
1Adjusting sound settings (
page 63)
ConnectingiMercedes-Benz recommends that any
auxiliary audio unit is installed and con-
nected by an authorized Mercedes-
Benz Center.
iRefer to the seperate operating instruc-
tions for information on how to operate
the auxiliary audio source (e.g. CD
changer).
Switching auxiliary audio source on
P82.85-9530-31US
AUX
Auxiliary
Sound
audio source
1
Page 211 of 225

203 Glossary
Audio source
This includes the systems radio and CD
(CD drive in the control unit and CD
changer) as well as an external source,
e.g. tape player.
COMAND
(Co
ckpit Man
agement and D
ata Sys-
tem)
Information and operating center for
vehicle sound and communications
systems, including the radio and CD
player, as well as for other optional
equipment (CD changer, telephone,
etc.).
Emergency call
This function places a call to a local
9-1-1 provider. It does not initiate a
->TELE AID call. Please note that the
9-1-1 emergency call system is a public
service. Using it without due cause is a
criminal offense.GPS
(G
lobal P
ositioning S
ystem)
Satellite-based system for relaying
geographic location information to and
from vehicles equipped with special re-
ceivers. Employs CD digital maps for
navigation.
Heading-up
The map is displayed facing driving di-
rection pointing up during route
guidance.
Info Services*
With this function you can request in-
formation on news, weather, stocks,
sports and reminders. Info Services is
an additional optional feature to basic
Tele Aid service. Tele Aid can be initial-
ly activated by completing a subscriber
agreement and placing an acquain-
tance call. Mix
Display representation during destina-
tion guidance. The symbol display is ac-
tivated automatically from the map
display before a turn-off. After you have
made the turn, the map will appear
again.
Multifunction display
Two displays in the combination instru-
ment that show important information
about the COMAND systems radio, CD
and telephone. The displays can be
called up using the control buttons on
the multifunction steering wheel.
Navigation CD
Contains all the destination addresses
(town, road, intersection, house num-
ber, special destinations) and the digi-
tal map material for a country or a
region for destination entry, route cal-
culation and destination guidance.
Page 212 of 225

204 GlossaryNorth-up
The map is displayed facing due north
during route guidance.
Provider
is the network operator who makes
available (provides) telephone services
Roaming
For this function, the telephone uses
the telephone network of a contract
partner. There are home type and non-
home type systems. The RM indicator
in the COMAND display indicates that a
call is being made using a non-home
type system.
Service numbers
includes a personal service number
and the number for Roadside Assis-
tance
Service source
This includes the systems telephone,
navigation (voice output during desti-
nation guidance) and ->Voice control
systemSMS
(S
hort M
essage S
ervice)
With this function you can receive, read
and delete short text messages (if SMS
service is provided by your carrier)
TELE AID*
(Tele
matic A
larm I
dentification on D
e-
mand)
The Tele Aid system consists of three
types of response: automatic and ma-
nual emergency, roadside assistance,
and information. Tele Aid is initially ac-
tivated by completing a subscriber
agreement and placing an acquain-
tance call.
The Tele Aid system is operational pro-
viding that the vehicle's battery is char-
ged, properly connected, not damaged,
and cellular and GPS coverage is avai-
lable.Unlock code
Your unlock code prevents unauthori-
zed persons from using your telephone.
The unlock code is a number string,
which you have to enter on switching
on the telephone.
Voice output
During a trip, apart from visual informa-
tions (symbol or map displays),
COMAND also provides all of the
necessary spoken route information
via voice output.
Voice control system
One of the service sources of
COMAND.
As voice-operated control system, it
controls the COMAND systems via
voice. Refer to the separate operating
instructions.