Frequency MERCEDES-BENZ C-Class 2008 W204 Comand Manual

10 Introduction
Operating safety
! NOTE: This equipment has been tested and
found to comply with the limits for a Class A dig-
ital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable
protection against harmful interference when
the equipment is operated in a commercial envi-
ronment. This equipment generates, uses and
can radiate radio frequency energy and, if not in-
stalled and used in accordance with the instruc-
tion manual, may cause harmful interference to
radio communications.G Warning
Change or modification not expressly ap-
proved by the party responsible for compli-
ance could void the user's authority to
operate this equipment.
G Warning
This transmitter must not be co-located or
operated in conjunction with any other an-
tenna or tranmitter.
G Warning
This equipment complies with FCC radiation
exposure limits set forth for uncontrolled
equipment and meets the FCC radio fre-
quency (RF) Exposure Guidelines in Supple-
ment C to OET65.
This equipment has very low levels of RF en-
ergy that is deemed to comply without max-
imum permissive exposure evaluation
(MPE). But it is desirable that it should be in-
stalled and operated with at least 8 inches
(20 cm) and more between the radiator and
person's body (excluding extremities:
hands, wrists feet and legs.)

40 Audio
Radio
i Information on the COMAND control system
and how to operate it can be found on
(

page 14) and (
page 31).
i For many operating functions you can also
use the buttons on the multifunction steering
wheel, e.g. the (, &, $ or % but-
tons, for selecting a station or a menu or scroll-
ing through lists (

page 23).
From the COMAND control unit
Press the X function button.
i Press the button repeatedly to switch wave-
band in the sequence FM, AM, WB (

page 42)
and SatRadio* mode (

page 45). Pressing
again will switch back to FM radio mode.
From the COMAND controller
From another main function
Select “Audio” K “Audio” K “FM / AM
Radio” in the display.
i If radio mode was active last, you only need
to select “Audio”.
Within the audio function
Select “Audio” K “FM / AM Radio”.The radio display appears. The last se-
lected station in the last selected wave-
band is heard.
Display with Audio menu
1Main function line
2Audio menu
3Current audio mode
i You can switch to the various audio modes
in the audio menu:
FM / AM radio mode
SatRadio* mode (
page 45)
CD-/DVD audio/MP3 mode (“Disc” and
“Memory Card” are described together in
this guide), (

page 60)
Music Register (
page 67)
Aux mode (
page 71)Radio display
1Display/selection window with station
or frequency
2Memory preset number
3Name or frequency of selected station
4Sound settings
5WB (Weather band)
6AM radio
7FM radio
8Stored station list
9Radio functions
Radio
Switching to the radio

41 Audio
Radio
Submenu overview
Radio (FM and AM only)Presets (FM and AM only)Channel (WB only)Sound
Enter FrequencyAutostoreList of receivable channelsTreble
D Station information
(only FM)List of stored stationsBass
Balance/Fader
Surround sound

42 Audio
Radio
You can switch the radio between the FM,
AM, and WB wavebands.
Select “FM” 7, “AM” 6 or “WB” 5 in
the radio display.
The last selected station in the select-
ed waveband is heard.
i In the WB waveband, COMAND displays the
Channel name instead of the station names
and/or frequency.
or
Press the X function button on the
control unit repeatedly until the desired
band is selected.
i Press the button repeatedly to switch wave-
band in the sequence of FM, AM, WB and
SatRadio* mode (

page 47). Pressing again will
switch back to FM radio mode.
You can tune to a station via station search
or by manual frequency input.
Tuning to a station via station search
Rotate ymz or slide omp if the dis-
play/selection window is highlighted.
or
Press G or H on the COMAND
control unit.
The search proceeds upwards or down-
wards and stops at the next receivable
station.
Tuning to a station via manual
frequency input
Select “Radio” K “Enter Frequency” in
the radio display.
An input menu appears.
or
Press ß on the control unit.
To enter a frequency: Press number
buttons on the control unit.
i You can only select numbers that are cur-
rently permissible.
COMAND will tune to the frequency en-
tered.
i If in the FM or AM wavebands you enter a
frequency outside the frequency sub-range, CO-
MAND will select the next frequency down.
Tuning to a station via the station
memory
Select “Presets” in the radio display.
or
Press n if the display/selection win-
dow is highlighted.
The station memory appears. The
dotR in front of a preset indicates that
the currently tuned station is stored
there.
To select a station: Rotate ymz or
slide qmr.
To tune to a station: Press n.
or
Press a number key, e.g. 4, on the
control unit.
Switching wavebands Tuning to a station

43 Audio
Radio
There are 10 presets available for FM, AM
and SatRadio* wavebands.
Storing stations manually
Press n if the display/selection win-
dow is highlighted.
or
Select “Presets” in the radio display.
In both cases, the station memory will
appear. The dotRin front of a preset
indicates that the currently tuned sta-
tion is stored there.
Station memory
To store a station to a selected pre-
set: Press and hold n until a signal
tone sounds.
or
Press and hold a number key, e.g. 4,
until a signal tone sounds.
The station is stored.
Storing via Autostore
i The function automatically assigns receiv-
able stations to the presets, sorted according to
reception quality. The stations which were
stored in the station memory manually are over-
written.
Press n if the display/selection win-
dow is active.
Select “Autostore”.
or
Select “Presets” K “Autostore” in the
radio display.
COMAND searches for receivable sta-
tions. A corresponding message is dis-
played. The available stations are
automatically stored under the presets.
Cancelling Autostore procedure
Select “Cancel”.
WavebandsFrequency
AM (MF)530 - 1700 kHz
FM (VHF)87.7 - 107.9 MHz
WB (Weather Band)Weather channels
Storing stations

195 Voice Control
Radio and Satellite Radio*
You can use voice control to:

select the waveband

find a station

select a frequency (FM, AM)

select a category (Satellite radio)

listen to the station list

save a voice tag for a station

delete a station list (voice tags only)

delete a station (voice tag only)

select a channel number (Satellite ra-
dio)The names of all received and stored sta-
tions are available for voice recognition. To
improve voice recognition, you can store a
voice tag for a specific speaker.
To select the radio or satellite radio
application: press the ! button on
the multi-function steering wheel.
Say the command “Radio” or “Satellite
Radio”.
Press the ! button.
Say one of the radio or satellite radio
commands explained below.
You can always give the commands for the
radio when you are listening to the radio,
even if a different application is shown on
the display.
“Help Radio”
Using the “Help Radio” command, you can
have all the commands for the radio read
out.
“Help Satellite Radio”
Using the “Help Satellite Radio” command,
you can have all the commands for the sat-
ellite radio read out.
Selecting a waveband
You can set the waveband with the follow-
ing commands:

“FM”

“AM”
“Next station”/“Previous station”
You can start manual tuning and set the
next station using the following com-
mands:

“Next station”

“Previous station”
“Next category”/“Previous category”
You can use the following commands to
change the category on satellite radio:

“Next category”

“Previous category”
Radio and Satellite Radio*
G Warning
Please devote your attention first and fore-
most to the traffic situation you are in.
Before your journey, please familiarize your-
self with the radio functions.
Only use the Voice Control System when
road and traffic conditions permit you to do
so. Otherwise you could be involved in an
accident in which you or others could be in-
jured.
OperationCommands

196 Voice Control
Radio and Satellite Radio*
Selecting the frequency (FM range)
You can select frequencies within the FM
range (87.5 to 108.0 MHz) directly. Voice
control also recognizes the words
“frequency”, “point” and “megahertz”.
Example of dialog:
sEighty seven point five megahertz
uVoice control sets the frequency.
Selecting the frequency (AM range)
You can select frequencies within the AM
range (530 to 1710 kHz) directly. Voice
control also recognizes the words
“frequency” and “kilohertz”.
Example of dialog:
sFive hundred and ten kilohertz
uVoice control sets the frequency.
“Save station”
Using the “Save station” command you can
give a voice tag to the station currently se-
lected. You can also use this command to
improve voice recognition for difficult
names or if you want to use a name of your
own. You could, for example, save a station
with the name “Favorite station”.When you have given the command, voice
control prompts up to three times to say
the station name. When repeating the sta-
tion name, make sure that you pronounce
it in exactly the same way as you did the
first time. Otherwise, the name cannot be
saved and voice control aborts the saving
procedure.
Example of dialog:
sSave station
tPlease say the station name
sFavorite station
tPlease repeat the station name.
sFavorite station
tThe station has been saved.
“Select station”
Using the “Select station” command, you
can select a saved station.
Example of dialog:
sSelect station
tPlease say the station name
sFavorite station
uVoice control sets the station
“Station Favorite station”
Using this command, you can select a
saved station.
Example of dialog:
sFavorite station
uVoice control sets the station
“Select category” (Satellite radio)
Using the “Select category” command, you
can select an available category.
Example of dialog:
sSelect category
tPlease say the category name
sNews
uVoice control sets the category
“Category News” (Satellite radio)
Use this command to select a satellite ra-
dio category.
Example of dialog:
sCategory news
uVoice control sets the category

204 Voice Control
Command list

Work/office/business/company/
mobile

Work/office/business/company/
phone

Mobile phone work/office/business/
company

Home

Home car

Home car phone

Car phone home

Home landline

Home landline telephone/phone

Landline telephone/phone home

Home mobile

Home mobile phone

Mobile phone home

Dial name

Save name

Save number

Save telephone/phone number

Accept

Accept PIN

Accept name

Accept phone number

Okay

Finished

<1> - <6>

Select 1 - select 6

Number 1 - number 6
Audio and video commands

Audio
Radio

Radio on

87 7 megahertz - 107 9 megahertz

87 point 7 to 107 point 9

87 point 7 megahertz to 107 point 9
megahertz

Frequency 87 7 - frequency 107 9

Frequency 87 point 7 - frequency 107
point 9

Frequency 87 point 7 megahertz - fre-
quency 107 point 9 megahertz

FM

AM

Weatherband

Next station

Other station

Station search

Station <voice_tag>

Delete station

213 Technical terminology
AAC
(A
dvanced Audio Coding)
A means of compressing audio data
which is subject to losses. Based on
the MPEG2 standard.
Bit
(Bi
nary digit)
The smallest unit of digital information.
Bit rate
Measurement of transmission speed.
Indicates the number of ->bits trans-
mitted per unit time.
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
(C
ompact Disc)
Digital storage medium in disc format.
CD-R
(CD
Recordable)
Writeable ->CD-ROM.
CD-RW
(CD
Rewriteable)
CD which can be read, written and de-
leted.CD text
CD text is an extension of an audio CD,
which contains text information such
as title, artist and name of the individu-
al pieces of music.
->COMAND displays
this information on the corresponding
screens if the selected audio CD con-
tains this information.
COMAND control system
(Co
ckpit Management and Data
System)
Central information and operating unit
for various vehicle functions, such as
radio, DVD changer and other equip-
ment, such as telephone, navigation
system.
Dolby Digital
Optional format for audio data on an
DVD audio or DVD video.
DTMF
(D
ual Tone Multi-Frequency)
DTMF tones control answering machi-
nes or other devices, e. g. for remote
queries.
DTS
(D
igital Theater Sound)
Optional format for audio data on an
DVD audio or DVD video.DVD
(D
igital Versatile Disc)
Digital storage medium in disc format
for storing large data volumes, e.g.
films.
DVD+R
(DVD
Recordable)
->DVD which can be read and written
but not deleted.
DVD+RW
(DVD
Rewriteable)
->DVD which can be read, written and
deleted.
DVD-R
(DVD
Recordable)
->DVD which can be read and written
but not deleted.
DVD-RW
(DVD
Rewriteable)
->DVD which can be read, written and
deleted.
Geo-coordinates
Indicate the geographical position of a
location on the earth's surface.

215 Technical terminology
PAL
(P
hase Alternating Line)
TV standard, widespread mainly in Eu-
rope.
PCM
(P
ulse Code Modulation)
Optional format for audio data on an
DVD-audio or DVD-video.
The audio data are provided in com-
pressed form, similar to ->MP3,
->MPEG1 Audio-Layer 3, but in contrast
are not subject to losses.
PDA
(P
ersonal Digital Assistant)
Small portable computer featuring
functions for managing dates, addres-
ses and appointments, for example.
PIN
(P
ersonal Identification Number)
Personal identification number, to be
entered to activate the telephone.
Provider
Service provider offering access to a
mobile phone network or services
within the network.RDS
(R
adio Data System)
Digital data transmission system for
FM radio stations.
Region code
Because of the region code, video
DVDs can only be played on DVD
equipment with the same code as that
of the ->DVD. The factory setting of the
COMAND is code 2 (

page 75). It can
only play video DVDs which also have
code 2 or code 0 (no region code).
Root directory
The uppermost directory on a data sto-
rage medium.
Scan rate (->MP3)
Indicates the frequency at which volta-
ge samples are taken during the con-
version of an analogue signal into a
digital signal. The analogue-to-digital
converter converts the samples into di-
gital signals.UDF
(U
niversal Disc Format)
Standard for recording data, e.g. for
DVDs.
vCard
An address book entry may contain up
to 8 telephone numbers that are placed
in a vCard (business card). When an
entry of this kind is stored in the mobile
phone’s telephone book, a separate
entry in the vCard is created there for
every telephone number.
Voice Control
A system which can be used to operate
the ->COMAND or the telephone using
speech.
WAV
Standard audio file format for storing
audio on PCs.
WMA
(W
indows® Media Audio)
A means of compressing audio data
which is subject to losses.