Toyota 2011 Matrix Owner's Manual page 244

Type B
Mode
displayed
BASS
TREB
FADE
BAL
*: The sound quality level is adjusted individually in each audio
mode.
■
Adjusting the Automatic Sound Levelizer (ASL)
Type A
When "ASL" is selected, turning
amount of "ASL" in the order of "LOW", "MID" and "HIGH".
Turning
ASL automatically adjusts the volume and tone quality according to vehi-
cle speed.
Sound qual-
ity mode
Bass* -5 to 5
Treble* -5 to 5
Front/rear
volume F7 to R7
balance
Left/right
volume L7 to R7
balance
to the left turns "ASL" off.
3-2. Using the audio system
Turn to the
Level
left
Low
Shifts to rear
Shifts to left
to the right changes the
Turn to the
right
High
Shifts to
front
Shifts to right
3
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