Lexus RX 450h 2012 Owner's Manual page 385

3-2. Using the audio system
Adjusting sound quality and volume balance
■ Changing sound quality modes
Press
Pressing the button changes sound modes in the following order:
"BAS"→"MID"→"TRE"→"FAD"→"BAL"→"ASL"
■
Adjusting sound quality
Turning
Mode
displayed
"BAS"
"MID"
"TRE"
"FAD"
"BAL"
*: The sound quality level is adjusted individually in each audio mode.
384
or .
or adjusts the level.
Sound qual-
ity mode
*
Bass
*
Mid-range
*
Treble
Front/rear
volume
balance
Left/right
volume
balance
Turn counter-
Level
clockwise
-5 to 5
-5 to 5 Low
-5 to 5
F7 to R7 Shifts to rear
L7 to R7 Shifts to left
Turn clock-
wise
High
Shifts to front
Shifts to right