1998 Chevrolet Astro Owner's Manual - Page 167

P. SCAN: The preset scan button letsyou scan through your favorite stations stored on your pushbuttons. Select either the AM, FMl or FM2 mode and then pressP. SCAN. It will scan through each station stored on your pushbuttons and stop fora few seconds before continuing to scan through all of the pushbuttons. Press P. SCAN again or one of the pushbuttons to stop scanning to listen to a specific preset station. P. SCAN will light up on the display while in this mode. If one of the stations storedon a pushbutton is too weak for the locationyou are in, the radio display will showthe channel number (Pl-P6) for several seconds before advancingto the next preset station. AUTO TONE: Press this button to select among the six preset equalization settings and tailor the soundto the music or voice being heard. Each time you press the button, the selection will switch to one of the preset settings of CLASSIC, NEWS, ROCK, POP, C W (CountryWestern) or JAZZ. To return to the manual mode, press and releasethis button until the AUTO TONE display goes blank. This will return the tone adjustment to the BASS and TREB controls. If a BASS or TREB control is rotated, the AUTO TONE display will go blank. Use PUSHBUTTONS to program AUTO TONE. Adjusting the Speakers BAL: Press lightly on this knob to release it from its stored position. Turn thecontrol to the right to adjust sound to the right speakers and to the left to adjust sound to the left speakers. The middle position balances the sound between the speakers. FADE: Press lightly on this knob to release it from its stored position. Turn the control to the right to adjust the sound to the front speakers and to the left for the 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. Setting theTone BASS: Press lightly on this knobto release it from its stored position. Turn the knob to the right increase bass to and to the left to decrease bass. When the BASS control is rotated, the AUTO TONE display willgo blank. TREB: Press lightly on this knob to release it from its stored position. Turn the knob to the right to increase treble and to the left to decrease treble. When the TREB control is rotated, the AUTO TONE display will go blank. If a station is weak or noisy, you may want to decrease the treble. Push these knobs back into their stored positions when you're not using them. 3-15