MERCEDES-BENZ R-Class 2008 W251 Comand Manual
Page 211 of 232
211 System
System settings
Press the Scr.Off soft key.
The screen is switched off.
Press any soft key or button.
The screen is switched on again.
Use this function to:
Activate/deactivate the voice control 
help screen
Start or delete voice control 
individualization
Activating/deactivating the help 
screen
Open the System menu (page 208).
Press the VC Tips soft key.
The Voice control menu will appear.
Push the joystick to g to select the 
Help Screen menu item.
The status bar shows you whether 
the help screen is activated or 
deactivated.
Press E.
The menu to activate or deactivate the 
help screen will appear.In this display example, the help screen 
is activated.
Push the joystick to G or g to 
select an entry.
Press E.
This will activate or deactivate the help 
screen.
The help screen (VC Tips) will now be 
displayed if you:
Press button ! to activate the 
Voice Control System.
Press button 0.
Call up various dialogs.
Switching the screen off or on
Selecting Voice control* settings 
(except CLK-Class) 
Page 212 of 232
212 System
System settings
Voice control individualization
The individualization function is used to 
adapt the voice control to your own voice 
and to therefore improve speech 
recognition. This does not affect speech 
recognition of other users.
Individualization consists of two stages. 
The first stage involves training digits, 
while the second stage trains specific 
commands.
Open the System menu (page 208).
Press the VC Tips soft key.
The Voice control menu will appear.
Push the joystick to G to select the 
Individualization menu item.
Press E.
The Individualization menu will appear.Starting individualization
Push the joystick to g t o  s e l e c t  m e n u  
item 
Start new 
individualization
.
Press E.The individualization process starts.
The system now guides you through 
the individualization process using a 
dialog, all operations are voice inputs.
After completion of the first stage, the 
system prompts you to save the data of the 
first stage.
If you do not save the first stage:
Individualization is cancelled,
Data from an existing first stage 
remains unchanged.
If you save the first stage:
Data from an existing first stage is 
over-written but is not saved until the 
second stage is started.
If you do not start the second stage:
Data from the first stage remains 
unchanged,
The individualization process is 
finished.
i
You can only activate the individualiza-
tion function when the car is station-
ary. If the car is moving, the following 
message will appear: 
Individualization only 
possible when car is 
stationary
. 
Page 213 of 232
213 System
System settings
After completion of the second stage, the 
system prompts you to save the data of the 
second stage.
If you do not save the second stage:
Individualization is cancelled,
Data from an existing second stage 
remains unchanged.
If you save the second stage:
Data from an existing second stage is 
deleted and all new data is saved,
Individualization is finished.
Canceling individualization
You can cancel individualization at any 
time during either the first or second 
stage. All existing data remains 
unchanged.
During any individualization stage, 
press the 
Cancel soft key.
Individualization is cancelled.
Deleting individualization
In the Individualization menu, push the 
joystick to G to select menu item 
Delete individualization.
Press E.A prompt appears, which asks if you 
really want to delete the data.
Press E to confirm Yes.
The individualization is deleted.
i
If you later decide to start the second 
stage, you must restart the 
individualization process from the 
beginning of the first stage.
i
This function is not available if no 
individualization data has been saved. 
Page 214 of 232
214 System
System settings
In the System menu, press the Reset 
soft key.
The Reset inquiry menu will appear. 
No 
is highlighted.If you do not wish to reset to the factory 
settings
Press the Back soft key or press E.
The System menu will appear.
Accepting the factory settings
Push the joystick to H or h 
direction to select 
Yes.
Press E.
The inquiry 
Do you really want to 
reset?
 will appear.
Select Yes.
The message 
All data has been 
reset. COMAND will now 
restart.
 will appear.
Resetting all settings to the factory 
settings
i
All your personal data, e.g. Last desti-
nation entries or Radio main menu pre-
set entries, will be deleted.
i
The factory settings are:
Time - Central Time
Language - Instrument cluster
Verification tone - On
Notification tone - On
Display setting - Automatic 
Page 215 of 232
215 System
SMS*
 SMS*
With the SMS Received list, you can 
receive SMS messages provided that SMS 
messaging is available from your mobile 
phone service provider.
Activate the System menu 
(
page 208).
Press the SMS soft key.
The Received list will appear.The status bar shows date and time of 
the message.
One line is provided for each message.
Symbol = = Message unread
Symbol z = SMS message
Press the Detail soft key.
The list entry will appear in full in a 
window.
Line-by-line scrolling through the SMS 
Received list:
Push the joystick to g or G 
to highlight the desired message.
Back to the System main menu:
Press the Back soft key.
i
The functions described here apply if 
your vehicle is equipped with mobile 
phone cradle* and a Mercedes-Benz 
specified mobile phone*.
i
If you have received new SMS 
messages, n is displayed on the 
status bar. Additionally, a message 
received tone is played.
i
If another system is active (e.g. radio), 
a window with the message 
Received 
a new SMS
 appears when SMS 
message is coming in.
SMS Received list
i
If there is no SMS message, the SMS 
soft key appears grayed out. 
Page 216 of 232
216 System
SMS*
In the SMS Received (page 215) list, 
push the joystick to g or G to 
highlight the desired message.
Press E.
The message is displayed. In the status 
bar, the name or the phone number of 
the sender will appear.
Line-by-line scrolling through the message 
text:
Push the joystick to g or G.
Back to the SMS Received list:
Press the Back soft key.
Reading SMS message received 
Page 217 of 232
217 System
Tele Aid*
 Tele Aid*
Tele Aid* incorporates the following 
functions:
Emergency call system
Roadside Assistance
Information
For certain emergency situations, the 
system automatically triggers an 
emergency call. An emergency call can 
also be triggered manually by pressing the 
corresponding button. Refer to your 
vehicle Operator’s Manual for additional 
information.If the system initiates an emergency call, 
Connecting call and theß symbol will 
appear on the status bar. All active 
connections are terminated.
During the emergency call, 
Call 
Connected appears on the status bar. No 
operation from COMAND is possible, so 
you cannot disconnect the emergency call.Roadside Assistance will assist if technical 
problems with your vehicle are 
experienced. 
Roadside Assistance can be requested 
manually by pressing the corresponding 
button. Refer to your vehicle Operator’s 
Manual for additional information. 
Upon request of Roadside Assistance, the 
system initiates the call to the Assistance. 
Connecting call and theß symbol will 
appear on the status bar. All active 
connections are terminated except 
Emergency call.
Emergency call system
Roadside Assistance 
Page 218 of 232
218 System
Tele Aid*
If the connection is made, the message 
Call Connected appears on the status 
bar.
During activation of a Roadside Assistance 
call
it is possible to switch to navigation
you can initiate an Emergency call.
Terminating the connection
Press K.
COMAND reverts to the system last 
active before Tele Aid was activated.A call to the Response Center will be initi-
ated by pressing the corresponding but-
ton. Information regarding the operation of 
your vehicle, the nearest authorized Mer-
cedes-Benz Center or Mercedes-Benz USA 
products and services is available to you. 
Refer to your vehicle Operator’s 
Manual for additional information.
When an information call is initiated, 
Connecting call and theß symbol will 
appear on the status bar. All active 
connections are terminated except 
Emergency call and Roadside Assistance 
call.When the connection is made, the 
message Call Connected appears on 
the status bar.
During activation of an Information call
it is possible to switch to navigation
you can initiate an Emergency call or 
Roadside Assistance call.
Terminating the connection
Press K.
COMAND reverts to the system last 
active before Tele Aid was activated.
Information 
Page 219 of 232
219 Glossary
Aspect ratio
Width and height proportions of a video 
screen or signal - usually either 4:3 
(NTSC) or 16:9 for widescreen DVDs.
Audio source
This includes the systems radio and CD 
(CD drive in the control unit, CD chan-
ger*).
Autostore
Enters the stations with the best recep-
tion (signal strength) into the autostore
memory in order of their reception
quality (from strong to weak).
Balance
Defines sound-center left/right.
Bit rate (MP3)
Measurement of transmission speed. 
Indicates the number of ->bits trans-
mitted per time unit.Bluetooth®
Wireless personal area networks that 
provide a way to connect and exchange 
information between devices such as 
mobile phones, laptops, PCs, etc. over 
a short-range radio frequency.
CD
(Compact Disc)
Digital storage medium in disc form.
CDDA
(C
ompact Disc Digital Audio)
File type for a convential audio ->CD-
ROM.
CD-R
(CD
 Recordable)
->CD which can be written to once, 
read many times but not deleted.
CD-ROM
(CD
 Read Only Memory)
->CD which can only be read.
CD-RW
(CD
 Rewritable)
->CD which can be read, written and  
deleted.CD text
Additional information which may be 
included on ->CD (e.g. track name, CD 
title).
COMAND
(Co
ckpit Management and Data 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.).
Coordinates
Indicate the geographical position on
the earth's surface.  
Page 220 of 232
220 Glossary
DVD
(D
igital Versatile Disc)
Digital storage medium for storing lar-
ge amounts of data, e.g. movies.
DVD-R
(D
igital Versatile Disc Recordable)
->DVD which can be written to once 
and read many times.
DVD+R
(D
igital Versatile Disc Recordable)
->DVD which can be written to once 
and read many times.
DVD-RW
(D
igital Versatile Disc Rewritable)
->DVD which can be read and written 
to many times.
DVD+RW
(D
igital Versatile Disc Rewritable)
->DVD which can be read and written 
to many times.DVD Video
(D
igital Versatile Disc Video)
Prerecorded disc containing video con-
tent that can be read many times but 
not written to.
Emergency call
This function places a call to a local 
911 provider. It does not initiate a
 ->Tele Aid* call. Please note that the 
911 emergency call system is a public 
service. Using it without due cause is a 
criminal offense.
Fader
Defines sound-center front/back.
Folder
Alternative designation for songs/
tracks. Data saved on a storage medi-
um can be grouped into folders for
improved organization. Can be likened 
to a filing cabinet containing a number 
of folders, each of which holds a num-
ber of documents.GPS
(Global Positioning System) 
Satellite-based system for relaying 
geographic location information to and 
from vehicles equipped with special re-
ceivers. Employs DVD digital maps for 
navigation.
GSM
(G
lobal System for Mobile Communica-
tion)
A standard network protocol used 
throughout the world for digital cellular 
communication
Heading Up
Dynamic map alignment, map is dis-
played facing driving direction pointing 
up.
ID3 tag
Additional information which may be 
included in MP3 files (e.g. title, artist, 
album).