Optimal Use Of The Audio System - Lexus IS250 U Owner's Manual

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5-3. Using the audio system

Optimal use of the audio system

On the "Sound Settings" screen, sound quality (Treble/Mid/Bass), volume
balance and DSP settings can be adjusted.
How to adjust the sound settings and sound quality
Display audio menu screen. (P. 286)
1
Select "Sound Settings".
2
To change between the sound setting screen and DSP setting screen, move the
controller to the right then select the desired screen.
"Sound"

Adjust the treble, mid or
1 2 3
bass.
Adjust the front/rear audio bal-
4
ance.
Adjust the left/right audio bal-
5
ance.
"DSP"

Set the automatic sound levelizer
1
(ASL) on/off
Set the surround function on/off
2
The sound quality level is adjusted individually
■
The treble, mid and bass levels can be adjusted for each audio mode separately.
About Automatic Sound Levelizer (ASL)
■
ASL automatically adjusts the volume and tone quality according to the vehicle speed.
IS350/250_U (OM53C50U)