Pontiac 2007 G6 Owner's Manual page 235

Setting the Tone
(Bass/Midrange/Treble)
P Q
TONE / / (Bass/Treble): Press and release this
button until BASS, MID (midrange), or TREB
(treble) displays. Turn the ADJ (adjusts) knob to
increase or to decrease the tone. The display
shows the bass, mid, or treble level. If a station is
weak or has static, decrease the treble.
To adjust bass, midrange, or treble to the middle
position, select BASS, MID, or TREB. Then
press and hold the tone button for more than
two seconds. The display level adjusts to
the middle position and a beep sounds.
To adjust all tone controls to the middle position,
press and hold the tone button when no tone
control is displayed. ALL CENTERED displays and
a beep sounds.
AUTO TONE/AUTO EQ (Automatic
Equalization): Press this button to select
customized equalization settings designed for
country, jazz, talk, pop, rock, and classical.
The equalization setting last chosen appears on
the display when you first press this button.
Each time you press this button, another
equalization setting appears on the display and
automatic tone or automatic equalization switches
to that preset equalization setting.
To return to the manual mode, press the AUTO
TONE or AUTO EQ button until CUSTOM
displays. Then manually adjust the bass,
midrange, and treble using the tone button.
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