2001 Cadillac DeVille Owner's Manual - Page 218

AM-FM Stereo with Cassette Tape and MiniDisc Player with Radio Data Systems (RDS) and Digital Signal Processing (DSP) (If Equipped) AVC: Your system has a feature called Automatic Volume Control (AVC). With AVC, your audio system monitors the noise in the vehicle. Then, AVC automatically adjusts the volume level so that it always sounds the same to you. To use AVC, press and hold the TONE button until AUTO VOLUME CONTROL OFF appears on the display. Then press the LEVEL plus (+) symbol. AUTO VOLUME CONTROL ON will appear on the display. AVC VOLUME will appear on the display any time you adjust the volume while AVC is on. To turn AVC off, press and hold the TONE button until AUTO VOLUME CONTROL ON appears on the display. Then press the LEVEL minus (-) symbol. AUTO VOLUME CONTROL OFF will appear on the display. HR or MN: Display the time with the ignition off by pressing this button. SOURCE: Press this button to select a source. Sources include cassette and MiniDisc. The audio source must be loaded to play. Available loaded sources are shown on the display. If a source is being used, it will be underlined on the display. If none of the audio sources are loaded, NO SOURCE LOADED will appear on the display. Press this button again or press BAND to switch back to the radio. Playing the Radio PWR/VOL: Press this knob lightly to turn the system on. Press the knob again to turn the system off. To increase volume, turn the knob clockwise. Turn it counterclockwise to decrease volume. 3-29