2008 Chevrolet Cobalt Owner's Manual - Page 180

Setting the Tone (Bass/Treble) (Radio with CD (Base Only)) BASS/TREB (Bass/Treble): To adjust the bass or treble, press the f knob until the desired tone control label displays. Turn the f knob clockwise or counterclockwise to increase or decrease the setting. The current bass or treble level displays. If a station's frequency is weak, or has static, decrease the treble. EQ (Equalization): Press to adjust BASS and TREBLE Settings. 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 sounds and the level adjusts to the middle position. To quickly adjust all tone and speaker controls to the middle position, press the f knob for more than two seconds until a beep sounds. EQ (Equalization): Press to select preset equalization settings. To return to the manual mode, press until Manual displays or start to manually adjust the bass, midrange, or treble by pressing the f knob. Setting the Tone (Bass/Midrange/Treble) BASS/MID/TREB (Bass, Midrange, or Treble): To adjust bass, midrange, or treble, press the f knob until the tone control labels display. Continue pressing to highlight the desired label, or press the pushbutton positioned under the desired label. Turn the f knob clockwise or counterclockwise to adjust the highlighted setting. The highlighted setting can be adjusted by pressing either SEEK arrow, \FWD (forward), or sREV (reverse) button until the desired levels are obtained. If a station's frequency is weak, or has static, decrease the treble. Adjusting the Speakers (Balance/Fade) (Radio with CD (Base Only)) ` BAL/FADE (Balance/Fade): To adjust the balance or fade, press this button or the f knob until the desired speaker control label displays. Turn the f knob clockwise or counterclockwise to adjust the setting. 3-62