1994 GMC Safari Owner's Manual - Page 144

How to Operate Your ETW AM-FM Stereo Audio Cassette System with Equalizer This part tells you how your ETR@AM-FM stereo audio cassette system with equalizer works. The Upper Knob The upper knob does these four things: It controls the volume. The VOL knob increases volume with to the right. 0 It lets you know what station you're listening to. (When the radio is on, push the knobto display the station.) It tells you the time. (When the ignition is off, push the knobto display the time.) It allows you to hear the other side of the tape. (Press the knobwhile the cassette is playing.) 0 your The control behind the upper knob moves the sound between left and right speakers. The Lower Knob Turn the lower knob to choose radio stations. Push it toget AM or FM. The control behind the lower knob moves the sound between your front and rear speakers. Tone Levers (Equalizer) The 5 levers near the upper knob control tone of your radio. the you Use the levers to set the bass, midrange, and treble until get the sound you prefer. The 60 and 250 levers adjust the bass; 1K is midrange; 3.5K and 1OK adjust the treble. 3-16