Lexus RX450hL Manual page 130

130
4-1. Basic operation
Sound settings
1
Display the audio control screen.
2
Select "Sound" on the sub
menu.
3
Select the desired item to be set.
Select to set the treble/mid/bass.
A
(P.130)
Select to set the fader/balance.
B
(P.130)
The system adjusts to the optimum
C
volume and tone quality according
to vehicle speed to compensate for
increased vehicle noise. (P.131)
This function can create a feeling of
D
presence. (P.131)
Treble/Mid/Bass
■
How good an audio program sounds is
largely determined by the mix of the
treble, mid and bass levels. In fact, dif-
ferent kinds of music and vocal pro-
grams usually sound better with
different mixes of treble, mid and bass.
1
Select "Treble/Mid/Bass" and
select the desired item to be set.
Select "+" or "-" to adjust
A
high-pitched tones.
Select "+" or "-" to adjust
B
mid-pitched tones.
Select "+" or "-" to adjust
C
low-pitched tones.
Fader/Balance
■
A good balance of the left and right
stereo channels and of the front and
rear sound levels is also important.
Keep in mind that when listening to a
stereo recording or broadcast, chang-
ing the right/left balance will increase
the volume of 1 group of sounds while
decreasing the volume of another.
1 Select "Fader/Balance" and select
the desired item to be set.
Select to adjust the sound balance
A
between the front and rear speak-
ers.