TOYOTA 2010 Matrix - Manual (Page 219)

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3-2. Using the audio system
■ Adjusting sound quality and volume balance
Turning adjusts the level.
*1
: The sound quality level is adjusted individually in each radio
mode or CD mode.
*2
: JBL brand audio system
■ Adjusting the Automatic Sound Levelizer (ASL)
Except JBL brand audio system
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.
Mode
displayed
Sound qual-
ity mode
Level
Turn to the
left
Turn to the
right
BAS
*1
Bass -5 to 5
Low High MID
*1,*2
Mid-
range
-5 to 5
TRE
*1
Treble -5 to 5
FAD
Front/rear
volume
balance
F7 to R7 Shifts to rear
Shifts to
front
BAL
Left/right
volume
balance
L7 to R7 Shifts to left Shifts to right