BMW 645Ci Coupe 2005 - Manual (Page 135)

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The tone settings can also be selected if you
have opened "Entertainment" in the start menu:
Select "Set" or "Tone" and press the controller.
Treble and bass
1. Select "Treble / Bass" and press the con-
troller.
2. Move the controller to the left or right to
select "Treble" or "Bass".
3. Turn the controller until the desired setting
is selected.
Balance and fader
You can set the right/left and front/rear volume
balance in the same manner as "Treble / Bass".
Speed-dependent volume increase
The speed-dependent volume control auto-
matically increases the volume with increasing
speed. You can set various stages for the
increase in volume.
1. Select "Speed volume" and press the con-
troller.
2. Turn the controller. The adjustment is
applied; the field can be changed.
Professional LOGIC7 HiFi System*
You can select a spatial sound effect that
improves the spatial acoustics in all frequency
ranges.
1. Select "LOGIC7" and press the controller.
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