light MERCEDES-BENZ R-Class 2007 W251 Comand Manual

8 Introduction
Symbols

Symbols
You will find the following symbols in these
operating instructions:
* The asterisk identifies optional
equipment. Since not all models
have the same standard equip-
ment, your COMAND system equip-
ment may deviate from some
descriptions and illustrations.This symbol points to instructions for
you to follow. A number of these sym-
bols appearing in succession indicates
a multiple-step procedure.
The continuation symbol
marks an interrupted proce-
dure which will be continued
on the next page.
(
page 9) This symbol tells you where
to look for further infor-
mation on this subject.
-> This symbol is used in the
glossary. It indicates that
the term immediately follo-
wing the symbol is also exp-
lained in the glossary.
Display Messages, menu items or
soft key names appearing in
the COMAND color display
are printed in the type
shown here.
WarningG
Warning notices draw your attention to ha-
zards that may endanger your health or life,
or the health or life of others.
Environmental NoteH
Environmental notes provide tips on envi-
ronmental protection.
!
Highlights hazards that may result in
damage to your COMAND.
i
Helpful hints or further information you
may find useful.


49 Audio
Radio operation
You can use the following functions:
Saving stations manually (FM, AM)
Saving stations automatically FM, AM
(
page 50)
Selecting a station from the FM/AM
preset menu (
page 51)
Selecting a station from the FM/AM
Auto presets (
page 51)Saving stations manually (FM, AM)
In the Radio main menu
Activate the desired wave band
(
page 44).
Press one of the number keys, e.g. 2,
longer than 2 seconds.
You will hear a verification beep if the
beep tones option was activated in the
system settings (
page 222).
The radio saves the current station at
the memory preset selected. The me-
mory preset selected will appear in the
status bar, e.g.
FM2.On the memory list
Activate the desired wave band
(
page 44).
Press the Presets soft key.
The memory Preset menu will appear.
Push the joystick to H, h or g,
G to highlight the desired memory
preset.
Memory functions
i
There are 10 presets available (1 -
9, 0).
An existing entry is overwritten in the
memory list when a new input is given.

51 Audio
Radio operation
Selecting a station from the preset
menu (FM, AM)
Activate the FM or AM memory
(
page 49).
You can use one of the following two ways
to select a station from the FM/AM
presets
Press the corresponding number key,
e.g. 3, to select the desired station.
or
Push the joystick to H, h or g,
G to highlight a memory preset in the
FM/AM preset list (
page 49).
Press E.
In both cases, you will see the main
radio menu
automatically after 8 seconds
if you press the Back soft key.
The Radio main menu indicating the
memory preset number.Selecting a station from the FM/AM
autostore presets
Activate the FM or AM autostore preset
menu (
page 50).
You can use one of the following two ways
to select a station from the FM/AM
autostore presets
Press the corresponding number key,
e.g. 3, to select the desired station.
or
Push the joystick to H, h or g,
G to highlight a memory position.
Press E.
In both cases, you will see the main
radio menu
automatically after 8 seconds
if you press the Back soft key.

53 Audio
CD operation
Avoid touching the CD surface with
your fingers.
Clean the CD with a dry, lint-free cloth.
Wipe them from the inside to the outer
edge. Never wipe the CD in a circular
motion.
Do not use rubbing alcohol or solvents
to clean the CDs.
Do not expose the CDs to heat or direct
sunlight.
Do not write or put stickers on CD.Loading a CD into the CD drive
Tips on caring for your CDsLoading/Ejecting a CD
WarningG
In order to avoid distraction which could
lead to an accident, the driver should insert
CDs with the vehicle at a standstill and
operate the audio system only if permitted
by road, weather and traffic conditions.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your car covers a
distance of 44 feet (approximately 14 m)
every second.
i
There are two l buttons. One is on
the display unit. The other is located
left of the CD AUDIO slot behind the
display, see next page.
i
The CD drive can acommodate either
audio or MP3 CDs (
page 70).

58 Audio
CD changer* operation
Insert an audio CD or a MP3 CD into
the CD slot 2 within approx. 15
seconds. Insert the CD face up.
The CD is pulled in. The red LED in the
corresponding magazine compartment
button 3 lights up continuously. The
system starts playing the CD.
The loading procedure is completed.
Retract the CD changer* (page 56).
Loading all six magazine
compartments
1CD changer* release button
2CD slot
3Magazine compartement buttonsInitial situation: all magazine compart-
ments empty.
The CD changer* loads all magazine
compartments beginning with
compartment 1.
Access the CD changer* (page 56).
Press and hold the button 3 of an
empty magazine compartment for
more than 2 seconds.
The LEDs of all magazine compartment
buttons 3 briefly light up green
several times.
Wait until the LED in the first magazine
compartment button 3 flashes green.
This indicates that the CD changer*
requests a CD.
Insert an audio CD or a MP3 CD into
the CD slot 2 within approx. 15
seconds. Insert the CD face up.
The CD is pulled in. The magazine
compartment is loaded.
The red LED in the corresponding
magazine compartment button 3
lights up continuously.
The CD changer* then requests
insertion of the next CD. The LED in the
corresponding magazine compartment
button 3 flashes green.
Repeat the last step until all six
magazine compartments are loaded.
The system plays the sixth CD. The
LEDs in all magazine compartment
buttons 3 light up red continously.
The loading procedure is completed.
Retract the CD changer* (page 56).

71 Audio
MP3 CD operation
Only touch the CD on the edges.
Clean the CD with a dry, lint-free cloth.
Wipe the CD a straight line from the
center. Never wipe the CD in a circular
motion.
Do not use rubbing alcohol or solvents
to clean CDs.
Do not expose the CDs to cold, heat or
direct sunlight.
Do not write or put labels on CDs.Permissible MP3 CDs
In MP3 mode COMAND can read CD-R and
CD-RW CDs.
Permissible file systems
The permitted file system for COMAND is
ISO9660/Joliet for CD-R and CD-RW.
Multi session CDs
Multi session CDs include mixed file types
(e.g. MP3 and audio CD) in either
successive or random order on the disc. In
MP3 mode, COMAND will integrate audio
CD tracks into the disc’s folder structure.
The CD audio track folder will appear first
followed by folders containing MP3 tracks.
Tips on caring for your MP3 CDsTips on creating MP3 CDs
i
CDs, software and hardware for writing
audio data to CDs vary widely.
Therefore, we cannot guarantee that
COMAND will be able to play every
user-written CD. Problems may also be
encountered during playback of user-
written CDs with a storage capacity of
more than 700 MB.

77 Audio
MP3 CD operation
Selecting via the folder list
In the MP3 main menu (page 75),
press the
Folder soft key. The folder
list appears.
Push the joystick to G or g to
select a folder.
Press E.
COMAND changes the folder and loads
the data from the new folder. It may
take a while to load the data de-
pending on the number of folders and
tracks.If a folder was selected:
A list of MP3 tracks appears.
If a folder was selected:
The next level of the folder structure
will appear.
Push the joystick to G or g to
select a track or another folder. Repeat
until desired track or folder appears.
The
Play soft key is available if a track
is selected or the selected folder
contains only tracks and no subfolders:
When pressed, playback of the
highlighted track or the first track in
the selected folder will begin.
To go up one level in the folder structure:
Press the soft key.
i
The folder list only contains folders in
which MP3 or audio CD tracks are
stored.
After inserting a MP3 CD the COMAND
begins loading the data. The
Folder
soft key may be greyed out during that
time. Once loaded the folder soft key is
available.
i
Folder contains MP3 tracks
Folder contains subfolders
MP3 CD name

87 Rear Audio/Video*
Rear Seat Entertainment (RSE) operation*

Rear Seat Entertainment (RSE) operation*
Tips on caring for your DVDs
Treat DVDs with care to prevent
malfunctions during playback.
Do not scratch, touch or soil your
DVDs.
Do not attach labels to or write on your
DVDs.
From time to time, clean your DVDs
with a commercially available cleaning
cloth. Never wipe circularly, but in a
straight line from inside to outside.
After use, put your DVDs into the DVD
box.
Protect your DVDs from high
temperatures and direct sunlight.
WarningG
The RSE CD/DVD player is a Class 1 laser
product. There is a danger of invisible laser
radiation when you open or damage the co-
ver.
Do not remove the cover. The RSE CD/DVD
player does not contain any parts which can
be serviced by the user. For safety reasons,
have any necessary service work performed
by qualified personnel.
WarningG
When not in use, headsets or external video
sources should be stored in a safe location
(e.g. one of the vehicle’s storage
compartments) so that they are not loose
within the passenger compartment during
braking, vehicle maneuvers or a traffic
accident. Objects moving within the
passenger compartment could cause
serious personal injury to vehicle
occupants.
WarningG
Due to a potential choking hazard, wired
headset usage by children should only occur
with adult supervision.
General information on CD/DVD
operation

97 Rear Audio/Video*
Rear Seat Entertainment (RSE) operation*
An audio CD is loaded in the RSE CD/DVD
player and it is switched on.
Loading a CD (
page 93).
Switching on (
page 92).
Set the L/R monitor switch on the
remote to the side you wish to control.
Press on the remote.
The CD menu will appear on the
display. Playback begins with track 1.
CD menu
1CD mode
2Current track
3Current track number/max. track num-
ber on CD and elapsed playback timeTrack select
Press g or G to play the next or
previous track.
or
Press H to play the next track.
Press G to play the previous track
or start of title (if more than 10
seconds of playing time has elapsed).
Playback begins.
CD track scan
The tracks on a CD can be scanned one
after the other for 8 seconds each.
Starting the function
Turn the thumb wheel to highlight the
Scan soft key and press to select.
Scan will begin.
Switching to CD mode
i
The name of the CD and the name of
the track played are displayed if the
information is available.

98 Rear Audio/Video*
Rear Seat Entertainment (RSE) operation*
Ending the function
The function will switch off automatically
when the beginning track is reached.
or
Press the thumb wheel to select the
Scan soft key again if the scan search
is running.
Fast forward/reverse
Fast forward
Press and hold H for more than 2
seconds.
Fast reverse
Press and hold G for more than 2
seconds.
Ending the function
Release H or G.
Playback will resume.Playback mode
Turn the thumb wheel to highlight the
Setting soft key and press to select.
The setting menu will appear.
The following options are available:
Normal track sequence
Tracks are played in ascending
order (e.g. 1, 2, 3 and so on). The
first track is played when the last
one has ended.
Repeat track
The system repeats the current
track until you switch the function
off.
Track mix
Tracks are played in random order.
Press g or G to select the desired
option.
Press E.
The mode is activated. The CD main
menu will then appear. The playback
modes
TRACK MIX and REPEAT
TRACK
will appear in the status bar.
Setting Bass and treble (
page 112).