See also:

Have maintenance carried out
Have vehicles maintained regularly to achieve optimal vehicle economy and operating life. Have the maintenance carried out by your service center. Please also note the BMW Maintenance System ...

Controls
Controls 1 Volume, on/off 2 Change wave band 3 Change entertainment sources 4 Change station/track 5 Programmable memory buttons ...

Opening the tone settings inthe Options menu
1. "CD/Multimedia" or "Radio" 2. If necessary, select additional entries, for example, "FM" or "CD/DVD". 3. Open "Options". 4. "Tone" 5 ...