Additional Functions
1-7 Muting the Microphone
You can mute the microphone during a call by pressing the [Options] key then selecting Mute. The handset can be unmuted by pressing the [Unmute].
When the handset is muted, the caller cannot hear you, but you can still hear them.
1-8 Switching DTMF Tones on During a Call
To turn DTMF tones on during a call, for example, to allow your handset to make use of an automated switchboard, select the [Options] key, then DTMF On. DTMF tones can be turned off the same way.
1-9 Calling up the messages or SIM Tool Kit
The Messages and SIM Tool kit main menu options can be reached from the
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