BMW 525i Owner's Manual page 132

4. Select "Audio" and press the controller.
The tone settings can also be selected if
you have opened "Entertainment":
Select "Set" and then "Tone" and press the
controller each time.
Treble and bass
1. Select "Treble / Bass" and press the
controller
2. Move the controller to the left or right to
select "Treble" or "Bass"
3. Turn the controller until the desired set-
ting is selected.
Balance and fader
You can set the right/left and front/rear
volume balance in the same manner as
"Treble / Bass".
130
Speed-dependent volume
The speed-dependent volume control
automatically increases the volume with
increasing speed. You can set various
stages for the increase in volume.
1.
2.
Professional LOGIC7 HiFi System*
You can select a spatial sound effect that
improves the spatial acoustics in all fre-
quency ranges.
1.
2.
Online Edition for Part No. 01 41 0 158 159 - © 02/04 BMW AG
Select "Speed volume" and press the
controller
Turn the controller. The adjustment is
applied; the field can be changed.
Select "LOGIC7" and press the control-
ler
Select "Concert hall" and press the
controller.
LOGIC7 spatial sound is switched on.