Pontiac 2007 Torrent Owner's Manual page 232

Setting the Tone (Bass/Treble)
BASS/MID/TREB (Bass, Midrange, or
Treble): To adjust bass, midrange, or treble, press
the tune knob until the tone control labels appear on
the display. Continue pressing to highlight the
desired label, or press the pushbutton positioned
under the desired label. Turn the tune knob
clockwise or counterclockwise to adjust the
highlighted setting. You can also adjust the
highlighted setting by pressing either the SEEK,
FWD (forward) or REV (reverse) button until the
desired levels are obtained. If a station's frequency
is weak, or if there is static, decrease the treble.
To quickly adjust bass, midrange, or treble to the
middle position, press the pushbutton positioned
under the BASS, MID, or TREB label for more than
two seconds. A beep will sound and the level
adjusts to the middle position.
To quickly adjust all tone and speaker controls to
the middle position, press the tune knob for more
than two seconds until you hear a beep.
EQ (Equalization): Press this button to select
preset equalization settings.
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To return to the manual mode, press the EQ
button until Manual appears on the display or start
to manually adjust the bass, midrange, or treble
by pressing the tune knob.
Adjusting the Speakers (Balance/Fade)
BAL/FADE (Balance/Fade): To adjust balance
or fade, press the tune knob until the speaker
control labels appear on the display. Continue
pressing to highlight the desired label, or press the
pushbutton positioned under the desired label.
Turn the tune knob clockwise or counterclockwise
to adjust the highlighted setting. You can also
adjust the highlighted setting by pressing either the
SEEK, FWD, or REV button until the desired
levels are obtained.
To quickly adjust balance or fade to the middle
position, press the pushbutton positioned under the
BAL or FADE label for more than two seconds.
A beep will sound and the level adjusts to
the middle position.
To quickly adjust all speaker and tone controls to
the middle position, press the tune knob for
more than two seconds until you hear a beep.