Muting the Microphone
To mute the microphone so the caller can't hear you, press [menu/clear ]. Move the cursor to select MUTE and then press [select/ 
]. MUTE ON and appear in the display. Repeat the procedure to cancel muting.
Privacy Mode
To prevent other stations from interrupting a call, press [menu/clear ]. Move the cursor to select PRIVACY MODE and then press [select/
]. PRIVACY MODE ON and P appear in the display. Repeat the procedure to turn off privacy mode.
Adjusting the Audio Tone
If you aren't satisfied with your phone's audio quality, you can adjust the Audio Tone of the earpiece. While on a call, press [select/
] to cycle through the three audio tone options: low, natural and high. (The default setting, Natural Tone, is recommended for hearing aid users.) When the desired option appears on the display, stop. After two seconds, the displayed audio tone is set, and the display returns to normal.
Using the Clarity Boost Feature
If you encounter interference while you are on a call, you can manually improve the sound by turning on the clarity boost feature. Press [menu/clear ], move the cursor to select CLARITY BOOST, and then press [select/
]. BOOST ON and B appear in the display.
Use the same procedure to turn off clarity boost feature, BOOST OFF appears.
Accessing Your Answering Machine
If your base has an answering machine, you can use your handset to get your messages and change your answering machine setup. To access the answering machine, press [select/ 
]. The answering machine announces the number of new and old messages and then wait for your next command. You have the following options:
(12)