Toyota 4runner 2009 User Manual page 264

Mode
displayed
BAS
MID
TRE
FAD
BAL
*: The sound quality level is adjusted individually in each radio mode or
CD mode.
n Adjusting the Automatic Sound Levelizer (ASL)
Type A and B
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.
Type C
When ASL is selected, turning
turning
ASL automatically adjusts the volume and tone quality according to the
noise level as you drive your vehicle.
Sound qual-
ity mode
Bass*
Mid-range*
(type C only)
Treble*
Front/rear
volume R7 to F7
balance
Left/right
volume L7 to R7
balance
to the left turns ASL off.
to the left turns ASL off.
3-2. Using the audio system
Turn to the
Level
left
-5 to 5
-5 to 5 Low
-5 to 5
Shifts to rear
Shifts to left
to the right changes the
to the right turns ASL on, and
Turn to the
right
High
Shifts to
front
Shifts to right
3
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