2007 Chevrolet Aveo Owner's Manual - Page 192

Setting the Tone (Bass/Midrange/Treble) SOUND (Bass/Midrange/Treble): Press this button until BAS appears on the display. Turn the power/volume knob to increase or to decrease the bass. The display will show the bass level. When finished making the selection, press this button to select the bass level. Press this button until MID appears on the display. Turn the power/volume knob to increase or to decrease the midrange. The display will show the midrange level. When finished making the selection, press this button to select the midrange level. Press this button until TRE appears on the display. Turn the power/volume knob to increase or to decrease the treble. The display will show the treble level. When finished making the selection, press this button to select the treble level. If a station is weak or there is static, decrease the treble. Adjusting the Speakers (Balance/Fade) SOUND (Balance/Fade): To adjust the balance between the right and the left speakers, press this button until BAL appears on the display. Turn the power/volume knob to increase or to decrease. The display will show the balance level. When finished making the selection, press this button to select the balance level. To adjust the fade between the front and the rear speakers, press this button until FAD appears on the display. Turn the power/volume knob to increase or to decrease the fade between the front and the rear speakers. The display will show the fade level. When finished making the selection, press this button to select the fade level. 192