MERCEDES-BENZ C-Class 2004 W203 Comand Manual
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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
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15 At a glance
Quick reference COMAND
Selecting a station
Automatic seek tuning
Press g or h on the rocker 
switch briefly.
FM- and AM-Bands, Weather Band WB
The radio will tune in to the next recei-
vable station (FM/AM) or channel (WB) 
with descending/ascending frequency.
Switching another system on
Press any system key, e.g. d.
COMAND will switch to CD mode.
You will find more information regarding 
this topic in section “Radio operation” in 
chapter “Audio” (
page 28).Switching on
Press d.
The main CD menu will appear.
Playback will begin in
CD drive with the first track on the 
CD
CD changer* with the first track on 
the first CD detected in the magazi-
ne.Loading a CD into the CD drive and loading 
CDs in the CD changer (
page 45).
Track select
Press the rocker switch g/h.
You will hear the previous or next track. 
If more than 9 seconds of playing time 
have elapsed, the CD changes back to 
the start of the current track.
Selecting a CD
Press one of the number keys
Key 0  select the CD drive
Keys 1 - 6  select the corresponding 
magazine slot of the 
CD changer
The message “Loading CD ...” appears 
on the display. Playback then will begin 
with track 1.
CD operation
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16 At a glanceQuick reference COMANDCD track scan
Press the right-hand rotary/push-
button v to confirm “Scan”.
The tracks on the CD will be played one 
after the other for 8 seconds each, 
“Scan” will appear in red.
Press the right-hand rotary/push-
button v again to end the function.
Switching another system on
Press any system key, e.g a.
COMAND will switch to Telephone ope-
ration.
You will find more information in section 
“CD operation” in chapter “Audio”  
(
page 50).Switching on
Press W to switch to satellite radio 
operation.
You will see the message “Aquiring sig-
nal. Please wait...”. After the COMAND 
acquires the signal, the main satellite 
radio menu will appear. The station last 
tuned will begin to play.Selecting a station
Automatic tuning
Press g or h on the rocker 
switch briefly.
The satellite radio will tune in the pre-
vious or next receivable station in the 
selected category in alphabetical or-
der.
Manual category scan
Press g or h on the rocker 
switch longer than 2 seconds.
You will hear a confirmation beep when 
the function is active.
Repeatedly press g or h again 
within 5 seconds until the desired cate-
gory appears.
Previous category
Press g.
Next category
Press h.
Satellite radio* operation 
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17 At a glance
Quick reference COMAND
The scan function ends:
automatically after 6 seconds
or
When you use the number keys 1 th-
rough 0 or t, u.
The first station (alphabetical order) of 
the chosen category will begin to play. 
You will see the corresponding catego-
ry and station name.
Switching another system on
Press any system key, e.g c.
COMAND will switch to normal radio 
operation.
You will find more information in chapter 
“Satellite radio” (
page 70).Switching on
Press a.
The menu to enter the unlock code will 
appear.Entering the unlock code
Use the number keys 1 through 0 to 
enter the unlock code.
Asterisks instead of digits will appear in 
the input line.
Press the right-hand rotary/push-
button v to confirm the entry.
If entered code is correct and the pho-
ne is registered in a network, the phone 
is ready for use.
Outgoing call
Enter a telephone number
Use the number keys 1 through 0 to 
enter the telephone number.
The menu changes when the first digit 
is entered.
Telephone* operation
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18 At a glanceQuick reference COMANDBegin dialing
When the “Send” button is highlighted, 
press the right-hand rotary/push-
button v to confirm your input.
Dialing will begin. If the phone number 
together with a name is stored in the 
phone book, the name appears on the 
screen.
Conducting a call
When the call is answered, the call time ap-
pears in the screen.
Ending a call
Press the right-hand rotary/push-but-
ton v to confirm the “End” button.
Switching another system on
Press any system key, e.g. b.
COMAND switches to the navigation 
system.
You will find more information in chapter 
“Telephone” (
page 96).Switching the navigation system on
Main destination input menu
Press b.
If the navigation system has not been 
booted up, the message “Navigation 
being activated. Please obey all traffic 
rules” will appear.
The navigation menu displayed will vary 
according to the last navigation func-
tion used (
page 13).
If route guidance was switched off, the 
main destination input menu will be 
displayed.
Entering a destination and calcula-
ting a route
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19 At a glance
Quick reference COMAND
Entering destination address
Press the right-hand rotary/push-
button v in the main destination input 
menu and confirm “Address...”.
The main address menu will appear.
The entry behind “City...” is either 
empty or the city you last entered will 
appear.
“City/Suburb Entry” input menu
Press the right-hand rotary/push-but-
ton v in the main address menu and 
confirm “City...”.
The “City/Suburb Entry” input menu 
will appear.
Adopting the city last selected
Press the right-hand rotary/push-
button v longer than 2 seconds.Entering a city
Turn the right-hand rotary/push-
button v to highlight the first letter 
and press to confirm.
Enter other characters until the desired 
city appears in the input line.
Correcting entry
Last character
Press r briefly.
Complete entry
Press r longer than 2 seconds.
Activating the city list
Press the right-hand rotary/push-
button v longer than 2 seconds until 
the city list appears. 
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20 At a glanceQuick reference COMANDCity list
Press the right-hand rotary/push-
button v again to confirm the city.
A selection menu will appear.
Press the right-hand rotary/push-
button v to confirm “Street…”.
The input menu “Street Entry” will ap-
pear.
The further sequence corresponds to the 
“Entering a city” section.
Now enter the street and activate the 
street list. Then confirm the street in 
this list.You have now selected the destination and 
can calculate the route.
Press the right-hand rotary/push-
button v to confirm “OK”.
The “Route Mode” selection menu will 
appear.
iIf several options of a city/suburb are 
available, another menu will appear 
where you must make and confirm your 
desired selection.
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21 At a glance
Quick reference COMAND
“Route mode
” selection menu
Select a route and then a traffic route
Turn the right-hand rotary/push-
button v to move the cursor on the 
entry you want and press to confirm.
A checkmark appears P.Route types available:
Fast Route
Short Route
Including P/avoiding traffic routes Q 
Freeway
Ferry
Toll
Press the right-hand rotary/push-
button v to confirm “OK”.
The selected route and the destination 
you have entered will appear on the 
display.
You will hear the message “The route is 
being calculated”.
Symbol displayAfter a few seconds, you will see the sym-
bol display.
CALC. ROUTE  Calculation of route
2.9 miles  Distance to destination
(as the crow flies)
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22 At a glanceQuick reference COMANDThe route will be calculated. COMAND 
identifies the road you are travelling on.
You will see the arrow indicating the direc-
tion of travel if COMAND recognizes the 
road you are travelling on. You will e.g. 
hear the message “Please turn right”. Rou-
te guidance will begin.
You will find more information in chapter 
“Navigation” (
page 161).Day and night display, switching off 
screen
Press Ä repeatedly until the desired 
display appears.
The display changes in this order: 
Day display
Night display
Screen off
Day displayYou can switch different beeps on and off.
Acknowledgement beep
Beeps when you accept an entry or en-
ter a destination on the map
Info beep
Beeps when you see the messages an-
nouncing a drop of battery voltage 
(page 10)
Alarm beep
Beeps if the device has a serious mal-
function or if you are listening to an 
emergency broadcast on the radio. You 
can only switch off the beep if you also 
switch off COMAND.
You will find more information in chapter 
“System settings” (
page 215).
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iIt is also possible to carry out the 
change between day and night display 
automatically via the headlight switch 
(page 216).
Selecting beeps 
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23  Audio
Radio operation
CD operation
Sound settings