Black plate (154,1)
4
Each touch of
or
changes the
cut-off frequencies as follows:
50Hz
—
63Hz
—
80Hz
—
100Hz
—
125Hz
Using the subwoofer output
The navigation system is equipped with a sub-
woofer output mechanism, which can be
turned on or off.
1
Display the
“
AV Sound Settings
”
screen.
=
For details, refer to
2
Touch [Sub Woofer].
3
Confirm that the subwoofer output is
turned on.
p
The default setting is
“
On
”
.
#
If you touch [
Off
], the subwoofer output is
turned off.
4
Touch [Reverse] or [Normal] to select
the phase of subwoofer output.
5
Touch
or
next to
“
Frequency(Hz)
”
to select cut-off fre-
quency.
Each time you touch
or
, cut-off fre-
quencies are selected in the following order:
50Hz
—
63Hz
—
80Hz
—
100Hz
—
125Hz
Only frequencies lower than those in the se-
lected range are output from the subwoofer.
6
Touch [+] or [
–
] next to
“
Level
”
to adjust
the output level.
“
+6
”
to
“
–
24
”
is displayed as the level is in-
creased or decreased.
Enhancing bass (Bass Booster)
You can enhance bass sounds that are often
muted by driving noise.
1
Display the
“
AV Sound Settings
”
screen.
=
For details, refer to
2
Touch [Bass Booster].
3
Touch [+] or [
–
] to adjust the range from
0 to 6.
Using sonic centre control
Sound that is suited for the listening position
can easily be created with this function.
1
Display the
“
AV Sound Settings
”
screen.
=
For details, refer to
2
Touch [Sonic Center Control].
3
Touch
or
to select a listening po-
sition.
p
The larger the value of the range:
“
Left 7
”
to
“
Right 7
”
setting, the greater the delay of
the speaker output.
p
When
“
Left
”
is set, the left speaker output
is delayed. When
“
Right
”
is set, the right
speaker output is delayed.
Adjusting the equaliser curve
automatically (Auto EQ)
By measuring the vehicle
’
s acoustics, the
equaliser curve can be adjusted automatically
to suit the vehicle interior.
WARNING
A loud tone (noise) may be emitted from the
speakers when measuring the vehicle
’
s acous-
tics. Never perform the Auto EQ measurement
while driving.
<CRB4228-A>154
Engb
154
Chapter
26
Customising preferences