2008 MERCEDES-BENZ G-Class CD changer

51 Audio
CD operation

CD operation
General Information on CD operation
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.
Health hazardG
The CD drive and CD changer are Class 1 la-
ser 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.
i
Only 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.
i
The system may not be able to
play CDs with copy protection or
copied CDs.
!
Use only CDs with a diameter of 12 cm,
do not use 8-cm CDs.
An 8-cm CD adapter may cause dama-
ge to the CD drive and to the CD chan-
ger and should not be used.
i
Your CD drive has been designed to
play CDs which correspond to the IEC
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.

55 Audio
CD changer operation

CD changer operation
The CD changer can play audio or MP3
CDs. When playing MP3 CDs, only the first
99 tracks will be played in succesive order.
After that, playback will begin with track 1
of the MP3 CD. Folder selection is not
possible.
Multi session CDs include mixed file types
(e.g. MP3 and audio CD) in either succes-
sive or random order on the disc. Audio
tracks will be played back first, followed by
MP3 tracks until 99 tracks are reached.
Refer to additional MP3 information:
Permissible MP3 CDs (page 66)
Permissible file systems (page 66)
Permissible MP3 formats (page 67)
Permissible bit and scan rates
(
page 67)
Refer to additional CD information
(
page 51).
Activate the CD changer main menu
(
page 57).
or
Load a CD into the CD changer.The CD changer is located in the rear cargo
compartment. Open the rear cargo
compartment to access the CD changer.
The CD changer can accomodate up to 6
audio or MP3 CDs.
Switching to CD changer mode
Loading CDs into the CD changer
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.

56 Audio
CD changer operation
Removing the magazine:
Slide the cover of the CD changer
open.
1Cover of the CD changer
2l button
3Magazine
Press the l button on the
CD changer.
The magazine will slide out. The
message
No magazine will appear on
the COMAND.Inserting CDs:
Pull the disc tray forward until it stops.
If necessary, remove CDs already
inserted.
Place a CD in the tray. The CD should
be inserted with the label side up.
Push the CD tray into the magazine
completely.
Repeat these three steps to load more
CDs into the magazine.Reading the magazine in:
Slide the magazine into the CD changer
until it clicks into place (listen for the
click).
Slide the cover of the CD changer
closed.
i
You can also slide out the magazine if
COMAND is switched off. However, the
l button will not function if the
vehicle battery is not connected or
discharged.
i
When you push the magazine in, the
arrow on the upper side of the
magazine must point in the direction of
the CD changer.

57 Audio
CD operation

CD operation
Playback locations for audio CDs are:
the CD drive in the COMAND
the CD changer.
CD drive
CD changer
In the Audio menu (page 42), press
the
CD or theCD soft key.
CD changer main menu
1CD number or name of the CD currently
playing
2Track number or name of the track
currently playing
3CD - CD changer
CD - CD drive
Actual track number/max. track
number on CD and elapsed playback
time
4Symbol for inserted CD
Switching to CD operation
i
The CD drive is located behind the
display unit (
page 53).
i
The CD changer can accomodate up to
6 audio or MP3 CDs. The CD changer is
located in the rear cargo compartment.
If a CD changer is connected to the
COMAND, the
CD soft key is
available.
i
The Magaz. soft key is only assigned
when the CD changer is active.
If the CD changer has already read the
magazine, the Magazine menu will
appear (
page 60) when you press the
Magaz. soft key.
Otherwise the message
Magazine scan
Please wait
will appear first.

58 Audio
CD operation
CD drive
Activate the Audio menu (page 42).
Press the CD soft key.
The CD main menu is displayed.
If no audio CD has been inserted, the
message
No CD inserted will appear.
Load an audio CD into the CD drive
(
page 52).
CD main menu
CD changer
Activate the Audio menu (page 42).
Press the CD soft key.
The CD changer main menu will
appear. The CD last played is played
back.
CD changer main menu
If the last played CD is not available, the
next available audio CD or MP3 CD is
played back.
No CD in the magazine:
The message
Magazine empty will appear.
Load audio or MP3 CDs into the CD
changer (
page 55).
Switching oni
The name of the CD and the name of
the track played are displayed if the
information is available.
i
The CD soft key is available if a CD
changer is connected to the COMAND.
i
The name of the CD and the name of
the track played are displayed if the
information is available.

59 Audio
CD operation
You can select an audio or MP3 CD:
in the CD list (page 59)
with the number keypad (page 59)
in the magazine menu (page 60)
In the CD list
The CD list includes all loaded CDs. Only
one list entry is visible at a time.
The entry is displayed above the track
indication. It shows the number of the CD
currently playing.
Push the joystick to H or h to
select another CD from the list.
or
Press j or k at the
multifunction steering wheel.
Loading CD is displayed.
After the CD is loaded, playback
begins. With the number keypad
Press a number key, e.g. 2 to select
the corresponding CD.
Loading CD 2 is displayed.
The CD is changed. The selected CD is
played back.
The message
No CD will
appear if a selected slot is empty.
Selecting a CD
i
Selection is possible if the
CD changer has loaded the magazine
(COMAND knows the position of filled
and empty slots) and at least two audio
or MP3 CDs are loaded.
i
The number keys 1 - 6 can be used
for direct selection.
Keys
1 - 6 magazine slots 1 to 6
of the CD changer

61 Audio
CD operation
With the number keypad
Activate the CD main menu
(
page 58).
Press *.
An input line will appear in the CD main
menu.
1Number of tracks on CD corresponds
with the valid number range
2Input line
E.g.: Track 14.
Press 1 and 4 in short succession.
After entering the track number, wait
approximately 3 seconds.
The selected track is played. The CD
main menu is displayed.
CD track scan
The tracks on a CD can be scanned one
after the other for 8 seconds each. The
function will switch off automatically when
the starting track is reached. You can also
manually stop the scan function.Activating
Press the Scan soft key.
Scan will begin.
i
Entries higher than the number of
tracks available on the CD are not
possible.
During MP3 playback
CD drive:
You can select the tracks of the
current folder (
page 72).
CD changer:
You can select the first 99 tracks of
a MP3 CD.
i
When you start the scan function, the
playback mode
Normal sequence
(
page 63) is automatically activated.

63 Audio
CD operation
The following options are available:
Normal sequence (page 63)
Track mix (page 63)
CD mix (page 63)
Repeat track (page 64)
Repeat CD (page 64)
Activating playback mode
E.g.:
Mode
Repeat track
Press the Setting soft key.
The setting menu will appear.
CD changer setting menu
Push the joystick to g or G to
select the playback mode
Repeat
track
.
Press E.
The mode is activated. The CD changer
main menu will then appear.
REPEAT
TRACK
will appear in the status bar.Explanation of the playback modes
Normal sequence
Tracks are played in ascending order
(e.g. 1, 2, 3 and so on). If just one CD is
inserted, the first track is played when
the last one is over.
If more than one CD is available, the
first track of the next CD is played
when the last track of the current CD is
over. The CDs are changed in normal
order.
Track mix
Tracks are played in random order. If
more than one CD is available, the next
available CD is played when the current
CD is over. The CDs are changed in
normal order.
CD mix (CD changer only)
At least 4 tracks of any CD are played
in random order. Then follows the next
available CD. The CDs are changed in
random order.

Playback mode
i
If the CD changer is connected, the
playback modes
Repeat CD and
CD mix are available additionally.
i
The playback mode Normal sequence is
not displayed in the status bar.