1995 GMC Sonoma Owner's Manual - Page 123

Repeat these steps each pair of buttons. for TREBLE - Slide the TREBLE lever to increase the treble response. If up the station is weak or noisy, slide the TREBLE lever down to reduce the noise. BASS - Slide the BASS lever to increase the bass response. up Adjust the BASS lever to give a pleasing sound to your ear. AUTO DNR - This unit is equipped with an automatic Dynamic Noise Reduction system. DNR@reduces background hiss on AM and FM radio broadcasts, as well as on cassette tapes. DNR@isa registered trademark of National Semiconductor Corporation. @ To Play A Cassette Your tape player is built to work bestwith tapes that are 30 to 45 minutes long on eachside. Tapes longer thanthat are so thin they may not work well in this player. Once thetape is playing, use the upper and lower knobs forvolume, balance and fade just as you do forthe radio. A lighted arrow shows which direction the tape is being played. FWD - To rapidly advance the tape, press 4 or in the direction that the amber arrow points and the tape will rapidly go forward until you press the STOP-EJECT button lightly. REV - To rapidly reverse the tape, press 4 or in the opposite direction that the amberarrow points and the tape will rapidly reverse until you press the STOP-EJECT button lightly. side of the tape to the other, press the PROGRAM -To go from one PWR-VOL-PROG-RCL knob. STOP-EJECT - To remove the tape or stop thetape and switch to radio, press the STOP-EJECT button. If "Cln" (Clean) appearson the display when you insert your cassette tape, your cassette player needs to be cleaned. It will still play cassette tapesbut it should be cleaned to prevent damage to your cassettetapes and the cassette tape player. See "Care of Your Cassette Tape Player" later in this section. After you have cleanedthe cassette tapeplayer, press and hold EJECT for 5 seconds to reset the the "Cln" indicator. The radio will display to show the clean feature has been reset. 3-9