BMW 2009 X5 Owner's Manual page 179

Professional HiFi System*
You can choose between stereo and multichan-
nel playback, surround.
1. Select "Surround Settings" and press the
controller.
2. Select "Stereo" or "Surround".
3. Press the controller.
The spatial sound effect is activated.
Equalizer*
You can set individual sound frequency ranges.
1. Select "Equalizer" and press the controller.
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2. Move the controller to the left or right to
select the desired frequency range.
3. Turn the controller until the desired setting
is selected.
Resetting tone settings
You can reset all tone settings to the default
settings.
1. Open the start menu.
2. Press the controller to open the menu.
3. Turn the controller until "Settings" is
selected and press the controller.
4. Select "Audio" and press the controller.
5. Change to upper field if necessary. Turn the
controller until "Reset" is selected and
press the controller.
6. When equipped with two drives:
Select "Yes" and press the controller.
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