1996 GMC Suburban Owner's Manual - Page 154

BASS: Press lightly on this knob to release it from its stored position. Turn the knob clockwise to increase the bass and counterclockwise to decrease the bass. When the BASS control is rotated, the AUTO TONE setting will change to MAN. Push the knob back in to its stored position when done. TREB: Press lightly on' the TREB knob to release it from its stored position. Turn the knob clockwise to increase the treble and counterclockwise todecrease the treble. When the TREB control is rotated, the AUTO TONE setting will change to MAN. Push the knob back in to its stored position when done. Playing a Compact Disc PWR: Press this knob to turn the system on. (Please note that you can also turn the system on when you insert a compact disc into the player with the ignition on.) Insert a disc partway into the slot, label side up. The player will pull it in. Wait a few seconds and the disc should play. CD and a CD symbol will also appear on the display. Anytime you are playing a CD, the letters CD will be next to the CD symbol. If the disc comes back out and ERR appears on the display, it could be that: You are driving on a very rough road. (The disc should play when the road gets smoother.) The disc is upside down. Adjusting the Speakers BAL: Press this button to remove the control from its stored position. Turn the control clockwise to adjust sound to the right speakers and counterclockwise to adjust sound to the left speakers. Press the button again to return BAL to its stored position. It is dirty, scratched or wet. It is very humid. (If so, wait about an hour and try again.) 0 FADE: Press this button to remove the control from its stored position. Turn the control clockwise to adjust the sound to the front and counterclockwise forrear speakers. Press the button again to return FADE to its stored position. The disc player is very hot. Press RECALL to make ERR go off the display. 3-22