TOYOTA 2011 Sienna - Manual (Page 488)

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3-2. Using the audio system
■ Adjusting sound quality
Turning or adjusts the level.
* 1
:The sound quality level is adjusted individually in each audio mode.
* 2
:Type C only
Sound quality
mode
Mode
displayed
Level
Turn to the
left
Turn to the
right
Low-pitched
tones
* 1
BAS -5 to 5
Low High
Mid-pitched
tones
* 1
MID
* 2
-5 to 5
High-pitched
tones
* 1
TRE -5 to 5
Front/rear
volume balance
FAD F7 to R7 Shifts to rear
Shifts to
front
Left/right volume
balance
BAL L7 to R7 Shifts to left Shifts to right