See also:

Sockets
The lighter socket can be used as a socket for electrical equipment while the engine is running or when the ignition is switched on. The total load of all sockets must not exceed 140 watts at ...

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

Example: playing back a CD
1. Switch on the Entertainment sound output if necessary. 2. Press the button on the steering wheel. 3. ›C D and multimedia‹ The medium last played is played back. 4. ›C D track ...‹ e.g., CD t ...