Multi-channel playback, surround
Choose between stereo and multi-channel playback, surround.
Setting multi-channel playback, surround
1. "CD/Multimedia", "Radio" or "Settings".
2. "Tone".
3. "L7 Surround"

When surround is activated, multi-channel playback is simulated when a stereo audio track is played.
LOGIC7 and LOGIC7 logo are registered trademarks of Lexicon, Inc., a Harman International Group company.
See also:
Tire age
The tire manufacturing date is contained in the
tire identification mark: DOT ... 3410 means that
the tire was manufactured in the week 34 of
2010.
BMW recommends that you replace all tires aft ...
Two additional gears mean threefold progress: quicker shifts, greater
smoothness, enhanced efficiency.
The wider spread of ratios allows the engine to run at lower speeds, often in
the "tallest" gear, 8th. Yet even with this wider spread, the steps between
adjacent gears are reduced; in t ...
Storing music
General information
Music tracks from CDs/DVDs and USB devices
can be stored in the music collection on a hard
disc in the vehicle and played from there.
▷ Audio CD: tracks are converted i ...
