1998 Buick Century Owner's Manual - Page 163

00 (6): Press this button to reduce background noise. The double-D symbol will appear on the display. Dolby Noise Reduction is manufactured under a license from Dolby Laboratories Licensing Corporation. Dolby and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation. AM-FM Stereowith Compact Disc Player and AutomaticTone Control (If Equipped) AM-FM: Press this button to play the radio when a tape is in the player. SOURCE: Press this button to change to the tape function when the radio is on. TAPE PLAY with an arrow will appear on the display when the tape is active. EJECT Press this button to remove the tape. The radio will play. CLN: If this message appears on the display, the cassette tape player needs to be cleaned. It will still play tapes, but you should clean it as soon as possible to prevent damage to the tapes and player. See "Care of Your Cassette Tape Player" in the Index. After you clean the player, press and hold EJECT for fiveseconds to reset the CLN indicator. The radio will display --- to show the indicator was reset. Playing the Radio VOLUME: Press this knob to turn the system on and off. To increase volume, turn the knob to the right. Turn it to the left to decrease the volume. 3-21