Linear (with Bose® sound system)
Selecting "Linear" switches the PCM from a sound setting with a heavy bass (linear off) to a more neutral sound setup (linear on).

1. Press the button.
2. Press the button or touch the tab of the same name in the header.
3. Select "Linear" to activate ( ) or deactivate ( ) the function.

AudioPilot (with Bose® sound system)
If the "AudioPilot" function is switched on, the noise level in the interior of the vehicle is monitored. Background noise is analyzed using a filter and playback of the music is automatically adapted not just in terms of volume, but also in terms of the dynamics of the overall frequency spectrum.
Vehicles with convertible tops are additionally equipped with extended sound control. This adjusts the playback of the music according to the special requirements when driving with the top down.

1. Press the button.
2. Press the button or touch the tab of the same name in the header.
3. Select "AudioPilot" to activate ( ) or deactivate ( ) the function.

Resetting personal settings

This menu item allows you to reset settings you have previously made.

1. Press the button.
2. Press the button or touch the tab of the same name in the header.
3. Select "SET PCM system"
   > "Reset".
4. Select one of the following options:
   – "Factory settings"
   Resets all settings to predefined values. Any data you entered (addresses, destinations, and telephone
   numbers) is, however, retained.
   – "Vehicle handover"
   Resets all settings to predefined values and deletes the data you entered (addresses, destinations, and
   telephone numbers).
5. Confirm the relevant prompt by selecting "Yes".

Displaying the system version

This menu item allows you to view the system version of your PCM.

1. Press the button.
2. Press the button or touch the tab of the same name in the header.
3. Select "SET PCM system"
   > "Display"
   > "System version".
   The system version is displayed.