1998 GMC Safari Owner's Manual - Page 172

SCV: Your system has a feature called Speed-Compensated-Volume (SCV). WithSCV, your audio system adjusts automatically to makefor road up and wind noise as you drive. Set the volume at the desired level. Move the control ring behind the upper knob to the right to adjust the Then, as you drive, SCV. SCV automatically increasesthe volume, as necessary, to overcome noiseat any particular speed. The volume level should always sound same to you as you drive. the If you don't want to use SCV, turn the control all the way down. Each notch on the control ring allows for more volume compensation at faster vehicle speeds. SCAN: Press and hold SEEK two seconds until for SCAN appears on the display. SCAN allows you to listen to stations a few seconds.The receiver will for continue to scan and momentarily stop at each station until you press the button again. The sound will mute while scanning. PUSHBUTTONS: The six numbered pushbuttons let you return to your favorite stations. can set up to You 18 stations (six AM, six FM1 and six FM2). Just: 1. Turn the radio on. 2. Press AM-FM to select the band. Tune in the desired station. Press AUTO TONE to select the setting you prefer. Press and hold oneof the six pushbuttons.The sound will mute. Whenit returns, release the button. Whenever you press that numbered button, the station youset will return and the tone you selected will be automatically selected that button. for Repeat the steps for each pushbutton. Finding a Station 3. AM-FM: Press this button to switch between AM, FMl 4. and FM2.The display will show your selection. 5. TUNE: Press this knob lightly it extends. Turnit to so choose radio stations. Push the knob back into its stored position when you're not using it. SEEK: Press the right arrow to tune to the next higher station and the left arrow to tune to the next lower station 6 . and stay there. The sound will mute while seeking.