change wheel MERCEDES-BENZ C-Class 2004 W203 Comand Manual

11 At a glance
Multifunction display

Multifunction display
The starter switch must be in position 1 or
2. Refer to vehicle operating instructions.
You can operate the following systems
with steering wheel buttons 4 and 5:

Radio

CD (CD changer and CD drive)

Auxiliary audio source, e.g. tape recor-
der (
page 218)

Telephone
For more detailed information, refer to
“Multifunction display” in the chapters dis-
cussing the radio, CD, and telephone ope-
ration.
1
2
5
3
4
P82.85-9290-31
Function
1
Multifunction display in speedo-
meterOperating the control system
2
Adjusting the volume
I lowers the volume
J raises the volume
3
Making a call
K Accept incoming call or
starts dialing
L End a call or end Tele Aid
4
Switching between menu sys-
tems
E next system
H previous system
5
Moving within a menu system
F next display
G previous displayFunction

14 At a glanceQuick reference COMANDAt the multifunction steering wheel
To raise the volume
Press J.
To lower the volume

Press I.
At the COMAND operating unit

Turn the the left-hand rotary/push-
button v.
For the audio sources

Radio

CD (CD drive and CD changer)
you can set the volume jointly.For the service sources

Voice output during route guidance
(navigation system)
and

Voice Control System (refer to separa-
te operating instruction)
you can set the volume jointly.
For the service source

Telephone
you can alter the listening volume for the
telephone only.
Switching on

Press c.
The radio is switched on. The station
last tuned to will begin to play.
Changing the radio band

Press c to switch between FM-,
AM- and WB-Band.
Adjusting the volume
Radio operation
P82.85-6062-31

31 Audio
Radio operation
Seek tuning at the multifunction stee-
ring wheel
If the multifunctional display shows the
station frequency, then:
Press F or G to select a higher/
lower frequency preset.Manual tuning (FM, AM)

Press g or h on the rocker
switch longer than 2 seconds.
The menu fields will appear in light grey
lettering.FM Band
The frequency displayed will change in in-
crements of 0.2 MHz.
AM Band
Tuning will take place in increments of
10 kHz.
iThe up/down arrows have different
functions depending on which mode the
seek function in the multifunction dis-
play is programmed to.
The two available options are Memory
Scan or Frequency Scan (Station
search). Refer to the vehicle operator’s
manual on how to program this option.
P82.85-9081-31
iActivating the AM Band (
page 29).

87 Telephone*
Important notes

Close the windows and reduce all out-
side noise as much as possible when
you use hands-free operation.

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 “Locked. Please enter
code” appears, enter the unlock code
to enable all telephone functions
(page 96).

If a menu other than the telephone
menu is displayed on the COMAND
screen, the display will change if an
outgoing call is sent out via the multi-
function steering wheel.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 Service” appears.
The telephone will try to register 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
appears for 8 seconds)

The message “Telephone is being acti-
vated. Please wait.” appears.
COMAND prepares the telephone for
use. Select other system functions, e.g.
radio, by pressing the corresponding
button or wait until the telephone is ac-
tive.

One of the two messages “No telepho-
ne” or “Telephone not connected” ap-
pears.
Please connect the telephone.

The message “Telephone defective”
appears.
Please contact an authorized
Mercedes-Benz Center.

97 Telephone*
Telephone operation
If the phone memory has been downloa-
ded to COMAND, the menu fields “Phone
Book”, “Last Calls” and “Calls” will be avai-
lable.
If the memory was not downloaded, the
menu fields will be dimmed out.
Outgoing calls (
page 100).
Use one of these ways

When the telephone is connected to
the coiled cord, press a on the
COMAND control unit.
or

When the telephone is in portable mo-
de, press # on the phone.Accepting the call at the multifunction
steering wheel
1CALL
The system detects an incoming call,
the phone rings
2Reception strength
The more bars appear, the stronger the
signal of the cellular networkAccepting a call

Press K.
Audio source is automatically muted.
Ending a call

Press L.
The main telephone display appears.
Switching telephone operation off
Incoming call
iYou can also accept a call, if another
display, e.g. navigation, is shown on the
multifunction display.iCommunication between the multifunti-
on display and the COMAND screen:
If different systems appear, the changes
made to COMAND will have no effect on
the driver information display.
Press the COMAND key a to
switch to the telephone functions.

133 Navigation
Important notes
Changing tires
Mercedes-Benz recommends that you
have your tires changed by an authorized
Mercedes-Benz Center.
COMAND operates based on measure-
ments taken by wheel revolutions. When
changing tires, the correct tire information
must be entered for the system to operate
as expected.
See calibration (
page 199).

221 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.

224 IndexDetour
calculating 182
Traffic jam ahead 182
Dialing
from calls list 112
Redial 109
Speed dialing 113
Subsequent dialing 102
Dialing operation 101
Distance bar 163
E
Emergency call 124
entering emergency call number 125
initiating 125
Ending a call
at the COMAND control unit 99
at the multifunctional steering
wheel 97
Enter
Unlock code 96Entering
House number 147
Intersection 146
Vehicle location 198
Error messages
CD operation 60
F
Factory settings
reset 217
Fault messages
during preparation of navigation
startup 140
G
GPS 132
GPS time 209
I
Important notes
Navigation 130
Telephone 86Incoming call 97
accepting at the COMAND control
unit 98
accepting at the multifunctional stee-
ring wheel 97
refusing a call 99
L
Language
selecting 207
Latitude 153
List
Country list 211
Route list
detailed route list 184
route list 183
Loading
CD drive with an audio CD 45
CDs in the changer 46
Longitude 153