2006 MERCEDES-BENZ SLK-Class change time

33 At a glance
Quick reference COMAND
A common volume setting is provided for
Radio, Single CD, MP3, CD changer*, AUX
and Satellite radio* operating modes.
When setting the volume, the system auto-
matically stores the setting for the current-
ly active operating mode. The volume of
navigation announcements can be
changed only during an actual announce-
ment.
Setting the volume
Turn the rotary control located on
the COMAND control unit,
or
Pressæ or ç on the multifunc-
tion steering wheelThe volume changes up or down, de-
pending on the direction of rotation or
which button was pressed.
The system stores the volume settings
when the device is switched OFF.
After switching the system back on again,
the volume may be lower than at the time
when the system was switched OFF.
This could be the case if
the system was switched OFF for more
than 15 minutes, and
the volume had been set to a value in a
certain range at the time the device
was switched OFF.Automatic volume control
The automatic volume control adjusts the
volume depending on
the vehicle’s speed (only in vehicles
without sound-system*),
or on
the interior ambient noises of the vehi-
cle (only in vehicles with sound-sys-
tem*)
other parameters (e.g. windows open
or closed)

46 Audio
Radio operation
Tuning via scan search
Scan search is characterized as follows:
Scan search performs two runs.
During the first run, stations with ex-
tremely good reception are played.
During the second run, stations with
weaker reception are played.
Scan search plays each receivable sta-
tion for approx. 8 seconds.
Scan search can be ended manually.
Scan search automatically stops at the
station listened to before the scan
search was started.Starting scan search
Switch to the desired waveband
(
page 42).
Press the Scan soft key.
Scanning begins.
Ending Scan search manually
Press the Scan soft key again.Manual tuning
Switch to the desired waveband
(
page 42).
Press or for at least 2
seconds to scroll up or down.
Manual tuning is activated.
Keep the button pressed or release it
and keep tapping or in
quick succession.
The frequency will change by the tuning
increments for the respective wave-
band each time one of the buttons is
pressed or for as long as a button is
pressed and held.
Manual tuning is deactivated if no but-
ton is pressed for approx. 3 seconds.

47 Audio
Radio operation
Tuning via direct frequency input
Entry example:
98.5 MHz in FM waveband
Switch to the FM waveband
(
page 42).
Press.
The frequency input display appears.
The frequency range of the FM wave-
band is shown.
Press the number buttons in
succession:, , and .
Each number entered appears in the
display.
The system tunes to the frequency en-
tered (in this example: 98.5 Mhz)
and
switches back to the FM menu
.
i
Manual tuning is also possible in all
wavebands by pressingor.
The frequency will change by the tuning
increments for the respective wave-
band each time one of the buttons is
pressed.
Frequency increments for manual
tuning:
FM 0.2 MHz
AM 10 kHz
i
Entries outside the frequency range are
not possible.
Within the AM waveband, the input is
restricted to frequencies within the re-
spective frequency increment, which
is10 kHz.
The system will select the nearest valid
frequency if a frequency outside the
frequency increment is entered.

64 Audio
MP3 operation
If the MP3 tracks are organized into folders
on the CD, you can select a folder from the
COMAND control unit.
The following options are available:
Selecting via folder list
Selecting via extended folder listSelecting via folder list
Only one folder can be viewed at a time.
1Current folder
Open the MP3 main menu (page 63);
Press or  to select a folder.
Wait approx. 3 seconds without chang-
ing the selection.
The 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.
Selecting via extended folder list
i
On MP3 tracks with variable bit rates,
the elapsed track time displayed may
deviate from the actual time elapsed.
Selecting folders
i
The folder list only contains folders in
which MP3 tracks are stored.
i
The extended folder list only contains
folders in which MP3 tracks are stored.

73 Audio
CD changer* operation
Loading options:
Loading a single magazine compart-
ment (
page 73)
Loading all six magazine compart-
ments (
page 73)
Loading a single magazine compart-
ment
Open the glove box
(
Vehicle owner's manual).
Briefly press the button 2 of the emp-
ty magazine compartment to be load-
ed.
Wait until the LED in the button 2
flashes green.
This indicates that the CD changer re-
quests a CD.
Insert an audio CD into the CD slot 1
within approx. 15 seconds. Insert the
CD face up.
The CD is pulled in. The red LED in the
corresponding magazine compartment
button 2 lights up continuously. The
system starts playing the CD.
The loading procedure is completed.
Loading all six magazine compart-
ments
Initial situation: all magazine compart-
ments are empty.
The CD changer loads all magazine com-
partments beginning with compartment 1.
Open the glove box
(
Vehicle owner's manual).
1CD slot
2Magazine compartment buttons
Press and hold the button of an empty
magazine compartment 2 for more
than 2 seconds.
The LEDs of all magazine compartment
buttons 2 briefly light up green sever-
al times.
Wait until the LED in the first magazine
compartment button 2 flashes green.
This indicates that the CD changer re-
quests a CD.
i
Loading a magazine slot will stop the
playback of a CD in the changer.

75 Audio
CD changer* operation
The CD will be pulled in again if it is not
removed from the slot within 15 sec-
onds. The system starts playing the CD
again.
The ejection procedure is completed.
Ejecting all CDs
Open the glove box
(
Vehicle owner's manual).
Press and hold the button of a loaded
magazine compartment 2 for more
than 2 seconds.
The button LEDs of all loaded magazine
compartments will briefly flash red,
several times.The CD changer ejects the CDs one af-
ter another.
Within 15 seconds, remove each CD
from the slot 1.
The CD will be pulled in again if it is not
removed from the slot within 15 sec-
onds. The system starts playing the CD
again.
The ejection procedure is completed
when all CDs are removed, or when the
procedure is aborted by the CD chang-
er.
Open the Audio main menu
(
page 40).
Press the CDC soft key.
i
If you are listening to a CD in the CD
changer and you eject another CD from
the changer:
While ejecting the CD, the system
interrupts CD playback.
The CD you were last listening to
starts from the beginning once the
ejection procedure is completed.
i
If you eject the CD you are currently lis-
tening to:
The next available audio CD is
played.
If there are no other CDs available,
the system switches to the audio
source listened to before CD chang-
er mode.
CD changer main menu

76 Audio
CD changer* operation
The CD changer main menu appears.
You will hear the CD listened to last. If
this CD is no longer available, the unit
plays the next available audio CD.
The status bar also contains:
The track number and total number
of tracks on the current CD
The elapsed playing time of the
track1CD name or CD number
2Elapsed track playing time
3Track number/total tracks
4Track title or track number
The CD changer main menu shows the CD
title at the top and track title in the center
of the main area if the CD contains corre-
sponding text data.If the CD does not contain any CD text da-
ta, the number of the CD and the track
number are displayed instead of the name
of the CD and the track title.
The numbers 1 through 6 are assigned to
the CD compartments of the CD changer.
Available choices:
Selecting via CD list
Selecting via direct entry of the CD
number (
page 77)
Selecting via CD Selection menu
(
page 77)
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The CDC soft key is shaded out if no CD
is loaded. The system will not switch to
CD changer mode.
Load an audio CD into the CD
changer (
page 71).
The
CDC soft key will only be visible if a
CD changer is connected.
Selecting CDs

77 Audio
CD changer* operation
Selecting via CD list
The CD list contains all loaded CDs. Only
one entry is visible at a time. Its name or
number is shown at the top of the CD
changer main menu (in this example:
CD 5).Use or  to select another CD
from the list.
Wait approx. 3 seconds without chang-
ing the selection.
The CD is changed. The newly selected
CD is played.
Selecting via direct entry of the CD
number
Press one of the  -  keys.
The CD changer switches to the CD
loaded in the appropriate CD changer
compartment.Selecting via CD Selection menu
Press the Magaz. soft key.
The CD Selection menu appears. You
see the list of all six compartments.
An entry shows the CD title if the CD con-
tains corresponding text data.
No text displayed with a CD symbol indi-
cates that the corresponding CD does not
contain any CD text data.i
This selection is possible only if at least
two audio CDs are loaded.i
The system will skip empty CD changer
compartments.
i
The CD fails to be changed if you select
an empty compartment.