Mercedes-Benz 2009 CLK-Class Operator's Manual page 159

If you insert thicker discs, 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.
Do not use CDs with a diameter of 8 cm, not
even with a CD adapter. Attempting to play
CDs with a diameter of 8 cm or playing such
CDs with an adapter may cause damage to
the CD drive. Such damage is not covered by
the Mercedes-Benz Limited Warranty.
Use only round discs with a diameter of
12 cm.
Should excessively high or low temperatures
occur while in CD changer mode, CD ERROR
will appear in the display, and the CD will be
muted until the temperature has reached an
acceptable level for the system to continue
operation.
The single CD player play audio CDs, the CD
changer can play audio CDs as well as CDs
with MP3 files.
Tips on handling CDs
Handle CDs carefully to prevent
R
interference during playback.
Avoid scratches, fingerprints and dust on
R
the CDs.
Do not write on CDs or apply any labels or
R
other material to them.
Clean CDs from time to time with a
R
commercially available cleaning cloth.
Never wipe the CD in a circular motion;
instead, wipe it in a straight line starting in
the center and moving outward. Do not use
solvents, anti-static sprays, etc. for
cleaning.
Replace the CD in its case after use.
R
Protect CDs from heat and direct sunlight.
R
MP3 notes
The CD changer can play audio CDs as well
as CDs with MP3 files.
Information on MP3 data carriers
i CD media, CD burning software and CD
writers are available in great variety. Due to
this variety, it cannot be guaranteed that
the CD changer will be able to play every
user-written CD.
The burning process can lead to data errors
and aging of the medium may result in data
loss. Therefore, the CD changer may be
restricted in its ability to play MP3 data
carriers; it may play them with reduced
Controls in detail
Audio system
sound quality, or it may not be able to play
them at all.
Problems may be encountered during
playback of user-written CDs with a storage
capacity of more than 700 MB. These CDs
do not meet valid standards as of this
printing.
Compatible MP3 data carriers
The CD changer can read the following data
carriers in MP3 mode:
CD-DA
R
CD-R
R
CD-RW
R
Compatible file systems and compression
methods
Use Romeo or Joliet. Depending on file format
used, up to 128 characters are possible.
The following compression methods are
compatible:
MP3
R
WMA
R
WAV
R
Z
157