43Options ListAdjust Screen contrastThe Screen contrast option allows you to adjust the contrast of the display on yourtelephone. After you select Screen contrast from the Options List menu;orFrom the Contrast screen, press theLower Key to decrease the displaycontrast level, or press the Higher Keyto increase the display contrast level.Press the Done Key to save changes. Press the Quit Key or Options Key to exit.Adjust volumeUse the Volume adjustment option to select a comfortable sound level for thevarious audio signals.Note: After you select Volume adjustment. . . from the Options List menu, a listof adjustable items for your telephone model appears. It is recommended that youadjust these parameters while you are on a telephone call so that you can judgethe impact of the changes your are making.To adjust the Ringer volume:1. Select Ringer from the Volume menu.or2. Press the Lower Key to decrease theringer volume, or press the Higher Keyto increase the ringer volume.Press the Done Key to save changes. Press the Quit Key or Options Key to exit.Use the procedure above to adjust the volume on the following items:Note: Headset sidetone is the sound ofyour own voice that you hear in theheadset speaker.Lower HigherRingerLower HigherBuzzerSpeakerHandset listenHeadset listenHeadset talkHeadset sidetone