• If the temperature inside the car is too high, open the car windows for ventilation before using your car audio.
• It is illegal to copy and use MP3/WMA/AAC/WAVE files without permission(If equipped with M465, use only MP3/WMA, If equipped with M445, use only CD-DA). Use CDs that are created only by lawful means.
• Do not apply volatile agents such as benzene and thinner, normal cleaners and magnetic sprays made for analogue disc onto CDs.
• To prevent the disc surface from getting damaged. Hold and carry CDs by the edges or the edges of the center hole only.
• Clean the disc surface with a piece of soft cloth before playback (wipe it from the center to the outside edge).
• Do not damage the disc surface or attach pieces of sticky tape or paper onto it.
• Make sure on undesirable matter other than CDs are inserted into the CD player (Do not insert more than one CD at a time).
• Keep CDs in their cases after use to protect them from scratches or dirt.
• Depending on the type of CD-R/CDRW CDs, certain CDs may not operate normally according to manufacturing companies or making and recording methods. In such circumstances, if you still continue to use those CDs, they may cause the malfunction of your car audio system.

✽ NOTICE - Playing an Incompatible Copy-Protected Audio CD

Some copy-protected CDs, which do not comply with the international audio CD standards(Red Book), may not play on your car audio. Please note that if you try to play copy protected CDs and the CD player of your car audio is not performing to your expectation, this may be caused by those CDs and not a defect in the device itself. Please replace those CDs.