— AV1 and AV2
— SD and USB
! The different source volume level can be
set between iPod and USB.
! When “Flat” is selected, no supplement or
correction is made to the sound. This is
useful to check the effect of the equalizer
curves by switching alternatively between
“Flat” and a set equalizer curve.
1 Display the “AV Sound Settings”
screen.
= For details, refer to Displaying the “AV
Sound Settings” screen on page 171.
2 Touch [EQ].
3 Touch one of the keys to select a curve
that you want to use as the basis of custo-
mizing.
4 Touch [Customize].
5 Touch the frequency that you want to
adjust the level.
6 Touch [a]or[b] to adjust the level of
the equalizer band.
Each time you touch [a]or[b], the level of
the equalizer band increases or decreases.
Adjusting loudness
Loudness compensates for deficiencies in the
low- and high-sound ranges at low volume.
1 Display the “AV Sound Settings”
screen.
= For details, refer to Displaying the “AV
Sound Settings” screen on page 171.
2 Touch [Loudness].
Each time you touch [Loudness], the level is
selected in the following order:
Off — Low — Mid — High
Using subwoofer output
The navigation system is equipped with a sub-
woofer output mechanism, which can be
turned on or off.
p This function is not available when “Sub
Woofer” is “Off”.
1 Display the “AV Sound Settings”
screen.
= For details, refer to Displaying the “AV
Sound Settings” screen on page 171.
2 Touch [Sub Woofer].
3 Touch [On] to turn subwoofer output
on.
To turn subwoofer output off, touch [Off].
4 Touch [Reverse] or [Normal] to select
the phase of subwoofer output.
5 Touch [+] or [–] next to “Level” to adjust
the output level.
“+6” to “–24” is displayed as the level is in-
creased or decreased.
6 Touch [c]or[d] next to
“Frequency(Hz)” to select cut-off fre-
quency.
Each time you touch [c]or[d], 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.
En
174
Chapter
31
Customizing preferences
