2008 Mercedes C-Class Owner's Manual - Page 210

Controls in detail Audio system Safety precautions Warning! Warning! General notes G G The single CD player and the CD changer* are classified as a Class 1 laser product. You must not open the casing. There is a risk of exposure to invisible laser radiation if you open the casing, or if the casing is faulty or damaged. The single CD player and the CD changer* do not contain any parts that you are able to maintain yourself. For safety reasons, all maintenance work must be carried out by qualified technicians. Only carry out the following when the vehicle is stationary: Inserting a disc Ejecting a disc There is a risk of accident by being distracted from road and traffic conditions if you load a CD while the vehicle is in motion. Bear in mind that at a speed of just 30 mph (approximately 50 km/h), your vehicle is covering a distance of 44 feet (approximately 14 m) every second. i Audio CDs with copy protection are not compatible with the CD audio standard and therefore may not be able to be played by the single CD player and/or the CD changer*. There may be playback problems when playing copied discs. There is a large variety of discs, disc-writing software and writers available. This variety means that there is no guarantee that the system will be able to play discs that you have written/copied yourself. There may be playback problems if you use CD-R or CD-RW type discs you have copied yourself with a storage capacity of more than 700 MB. These CDs are not compatible with currently applicable standards. ! If you affix stickers to the CDs, they can become warped due to the heat that develops in the CD drive or CD changer*. In certain situations, the CDs can no longer be ejected and can cause damage to the drive. Such damage is not covered by the Mercedes-Benz Limited Warranty. 209