2008 Mercedes CLK-Class Owner's Manual - Page 231

Controls in detail Audio system Tips on handling CDs Handle CDs carefully to prevent interference during playback. Avoid scratches, fingerprints and dust on the CDs. Do not write on CDs or apply any labels or other material to them. Clean CDs from time to time with a 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. Protect CDs from heat and direct sunlight. MP3 notes The CD changer* can play audio CDs as well as CDs with MP3 files. Information on MP3 data carriers 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 WMA WAV Compatible bit and sampling rates Fixed and variable bit rates of up to 320 kBit/s are possible. The following table lists possible sampling rates: 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 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 CD-R CD-RW 230