1993 Pontiac Firebird Owner's Manual - Page 118

AMAX AM/FM Stereo with Cassette Tape Player and Graphic Equalizer To Play the Radio Press PWR to turn the system on or off. Volume fine Turn the lower knob to choose radio stations. Recall Press RCL to recall the station being played or the clock display. Seek With an AMAX-certified receiver, your radio can produce quality AM sound comparable to FM stereo. AMAX reduces noise without reducing the high frequencies you need for the best sound. In addition to improved sound quality, AMAX includes more stations on the AM band. Y0.u don't have to do anything to your DelcoB GM radio because AMAX is automatic. Turn the upper knobto adjust the volume. Press SEEK 4 or to go to the next lower or higher station and stay there. AM-FM Press the lower knob to get AM, FM1 or FM2. The lighted display shows your selection. Mute Press the upper knob to silence the sound. Press it again to bring back thesound.