ESP MERCEDES-BENZ C-Class 2004 W203 Comand Manual
Page 45 of 243
38 AudioRadio operationSelecting a station from the preset 
menu (FM, AM)
Activate the FM or AM memory 
(page 35).You can use one of the following two ways 
to select a station from the FM/AM pre-
sets
Press the corresponding number key 
(e.g. 3) to select the desired station.
Turn the right-hand rotary/push-button 
v to highlight a memory preset in the 
FM/AM preset list and press briefly to 
confirm.
In both cases, the main radio menu will 
then appear automatically after 8 se-
conds, indicating the memory preset 
number.Selecting a channel from the WB preset 
menu
Activate the WB Presets (
page 37).
Use one of the two ways to select a 
channel from the WB presets as descri-
bed on the left.
The main WB menu will then appear au-
tomatically after 8 seconds, indicating 
the memory preset number.
P82.85-9092-31
P82.85-9093-31 
Page 46 of 243
39 Audio
Radio operation
Selecting a station by entering the sta-
tion frequency in the presets (FM/AM)
The station frequency can be entered in 
FM and AM Bands in the corresponding 
presets list.
1Input lineFor both FM/AM Bands
Press t.
An input line 1 will appear on the top 
line in place of the current station na-
me.
Use the number keys to enter the fre-
quency.
The frequency is entered into 1 begin-
ning from the right. After 8 seconds at 
the most, the station selected will be-
gin to play.
P82.85-9094-31
1
Frequency band
Frequency range
FM
AM
87.7 - 107.9 FM
530 - 1710 AM
iIf you enter a frequency which is not 
within the given range, the message “In-
valid input” will appear.
Enter a valid frequency. 
Page 51 of 243
44 AudioCD operation
CD playback locations are
the CD drive in the COMAND operating 
unit
You can play audio CDs or read data 
from the navigation CD.
the CD changer* with 6 magazine 
slots.
The status line in the main CD menu 
(
page 50) indicates which component is 
being used for CD playback.
General information on CD operationWarning
G
The CD drive and CD changer* are Class 1 
laser products. There is a danger of invisible 
laser radiation when you open or damage 
the cover.
Do not remove the cover. The CD drive and 
the CD changer* do not contain any parts 
which can be serviced by the user. For safe-
ty reasons, have any necessary service work 
performed by qualified personnel.
iOnly use CDs, which bear the label 
shown and that conform to the compact 
standard (IEC 60908). You can there-
fore only use CDs with a maximum 
thickness of 1.3 mm.!Use only CDs with a diameter of 12 cm, 
do not use 8-cm CDs.
An 8-cm CD adapter may cause damage 
to the CD changer* and should not be 
used. 
iYour CD drive has been designed to play 
CDs which correspond to the EN 60908 
standard.
If you insert thicker data carriers, e.g. 
ones that have data on both sides (one 
side with DVD data, the other side with 
audio data), they cannot be ejected and 
will damage the drive.  
Page 60 of 243
53 Audio
CD operation
You can select a CD
with the number keypad
in the “CD Select” menuWith the number keypad
Press a number key, e.g. 2 to select 
the corresponding CD.
The message “Loading CD ...” will ap-
pear if the selected magazine slot is 
loaded.
Key 0 CD drive
Keys 1 - 6  magazine slots 1 to 6 of 
the CD changer*
No CD has been inserted:
COMAND will show the messages
“CD drive: No CD” or 
“CD changer: No CD”.In the “CD Select” menu
1Current track and the name of the CD 
playing if this was entered previously 
(
page 55)
2Current CD in red color
3Magazine slots contains a CD
Position 0: CD drive
Position 1-6: magazine slots in the CD 
changer*
4Magazine slot does not contain a CD 
Selecting a CD  
P82.85-9102-31
iIf it is not possible to play a CD selected 
from the CD drive (message: “Error”), 
COMAND will automatically load the 
next CD in the magazine.
Other error messages (
page 60).
P82.85-9103-31
1
2
34 
Page 68 of 243
61 Audio
CD operation
“Being activated”
The CD changer* is not yet ready for ope-
ration.
“Reading error”
The CD that has been inserted cannot be 
read.
“Temperature is too high”
CD operation will switch off automatically 
after 3 seconds.
Press the corresponding key to select a 
different audio source.
“Error”
Another error has occurred.
iIf an error occurs in the operation of the 
CD drive or CD changer*, COMAND au-
tomatically switches to the other device 
after 3 seconds.
If it is not possible to play the CD selec-
ted in the CD changer*, the system will 
automatically select the next CD in the 
magazine. 
Page 83 of 243
76 Satellite radio*Satellite radio operation
Repeatedly press g or h again 
within 5 seconds until the desired cate-
gory appears.
Previous category
Press g.
Next category
Press h.
Ending scan function and playing a 
station
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.Selecting a program category
Turn the right-hand rotary/push-
button v to highlight “Category” in the 
main satellite radio menu and press to 
confirm.
The category list will appear. The cur-
rent category appears in red lettering.
Category list
Turn the right-hand rotary/push-
button v to highlight the desired cate-
gory and press to confirm.
The station list with the corresponding 
category will appear (
page 77).
iIf you change a category, the current 
station remains playing until you select 
a station with the new category from 
station list. 
Page 86 of 243
79 Satellite radio*
Satellite radio operation
Enter the number of the channel you 
wish to select, e.g. 76.
The channel you have selected will be-
gin to play. The corresponding station 
name will appear, if name is available.
You can use the following functions:
Saving stations manually
Selecting a station from the Satellite 
preset memory (
page 80)
Selecting a station by entering the 
channel number (
page 81)Saving station manually
1Station name of the station currently 
selected
2Current station name appears in red 
lettering
3Memory preset with available station 
name
iError messages:
“Invalid Input: Maximum Number of 
Channels is [number]”
The channel number you have ente-
red is invalid. The number of stati-
ons available is smaller than the 
number you entered.
“Invalid Channel: No Program avai-
lable”
The channel number you have ente-
red is invalid, because no station is 
allocated to the selected channel.
In both cases you will listen to the stati-
on last tuned to.
iIt is also possible to select a station via 
direct channel number entry on the me-
mory list (
page 80).
Memory functionsiThere are 10 presets available. 
Page 88 of 243
81 Satellite radio*
Satellite radio operation
Selecting a station by entering the 
channel number
The channel number can be entered in the 
satellite preset memory.
Press t.
In the SAT preset memory the message 
“Channel __” will appear in 1.
Enter the number of the channel you 
wish to select, e.g. 76.
The channel you have selected will be-
gin to play. The corresponding station 
name will appear, if name is available.
Error messages (
page 79).
You will see the main satellite radio menu
automatically after 8 seconds
if you press *.
In the main satellite radio menu, turn 
the right-hand rotary/push-button v 
to highlight “V” and press to confirm.
Other menu fields will appear.
Turn the right-hand rotary/push-button 
v to highlight “Title Info” and press to 
confirm.
You will see (if available)
the full track name
the artist
the album name
the label
You will see the main satellite radio menu
automatically after 8 seconds
if you press *.
Displaying track information
iFor each entry, up to 36 digits can be 
shown.  
Page 94 of 243
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. 
Page 98 of 243
91 Telephone*
Multifunction display
Function
Page
1
The telephone is switched off
Switching telephone operati-
on on
96
2
Entering the unlock code
96
3
The system is searching for 
the corresponding network
96
4
The telephone is ready for use
103
5
The vehicle is currently out-
side the transmission or re-
ception range
Function
Page
6
Phone book is empty and/or 
has not been loaded into the 
COMAND telephone memory
103
7
Name selected from the 
phone book
103
8
Dialing begins
104
9
Dialing is completed and the 
name is displayed.
The display will remain until 
you end the call
104
Function
Page
a
Reception strength is indica-
ted by up to 5 bars for a con-
nected and functional 
telephone. 
97
b
Number of the memory locati-
on and the name stored here
103
c
Call time
104