TOYOTA 2011 Sienna - Manual (Page 489)

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3-2. Using the audio system
3
Inte
rior fe
atures
■ Adjusting the Automatic Sound Levelizer (ASL)
Type A
When “ASL” is selected, turning to the right changes the
“ASL” level in the order of “LOW”, “MID” and “HIGH”.
Turning to the left turns “ASL” off.
ASL automatically adjusts the volume and tone quality according to vehi-
cle speed.
Type B and C
Press .
Press that corresponds to “MORE”.
Press that corresponds to “ASL”.
Press that corresponds to the desired mode.
Type B: “LOW”, “MID”, “HIGH”, or “OFF”
Type C: “ON” or “OFF”
ASL automatically adjusts the volume and tone quality according
to vehicle speed.
STEP 1
STEP 2
STEP 3
STEP 4