2005 Mercedes SLK-Class Owner's Manual - Page 208

Controls in detail Audio system Do not use CDs with an eight cm diameter, not even with a CD adapter. Attempting to play CDs with an eight cm diameter 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. Should excessively high or low temperatures occur while in CD changer mode*, CD TEMP 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 and the CD changer* play audio CDs. 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. Operating the single CD player in the audio system unit Loading a CD The single CD player in the audio system unit has capacity for one CD. The CD slot for loading the drive is located underneath the soft keys. Make sure the system is switched on. Insert CD into CD slot. The label side of the CD must face upwards. The system automatically pulls the CD into the CD slot. The audio CD begins to play. ! If a CD is already loaded, it must be ejected before inserting a new CD. Inserting a second CD in the slot with another CD still loaded will cause damage to the CD drive not covered by the Mercedes-Benz Limited Warranty. 208