1999 Pontiac Grand Prix Owner's Manual - Page 167

yellowblue Setting the Tone BASS: Slide the lever to the right or left to increase or decrease bass. TREBLE: Slide the lever to the right or left to increase or decrease treble. If a station is weak or noisy, you may want to decrease the treble. Adjusting the Speakers BAL: Press this knob lightly so it extends. Turn it to move the sound to the left or right speakers. The middle position balances the sound between the speakers. FADE: Press this knob lightly so it extends. Turn it to move the sound to the front or rear speakers. The middle position balances the sound between the speakers. Push these knobs back into their stored positions when you're not using them. Playing a Compact Disc Insert a disc partway into the slot, label side up. The player will pull it in. The compact disc symbol will appear on the display. If the ignition and the radio are on, the disc will begin playing. CD will appear on the display next to the compact disc symbol. If you want to insert a disc when the ignition is off, first press EJECT. The integral CD player can play the smaller 8 cm "single" discs. Full-size compact discs and the smaller discs are loaded in the same manner. If you're driving on a very rough road or if it's very hot, the disc may not play and E (error) and a number may appear on the radio display. If the disc comes out, it could be that: D The disc is upside down. D It is dirty, scratched or wet. D The air is very humid. (If so, wait about an hour and try again.) If any error occurs repeatedly or if an error can't be corrected, please contact your dealer. If your radio displays an error number, write it down and provide it to your dealer when reporting the problem. PREV (1): Press this button or the SEEK down arrow to go to the start of the current track if more than eight seconds have played. If you hold the button or press it more than once, the player will continue moving back through the disc. NEXT (2): Press this button or the SEEK up arrow to go to the start of the next track. If you hold the button or press it more than once, the player will continue moving forward through the disc. 3-15