Do Not Disturb; Updating Ringtones - Polycom VVX 311 User Manual

Muting the Microphone –
During a call, select the Mute key so other parties can't hear you. To disable mute,
select the Mute key again. This applies to calls using the handset, headset and
speakerphone.
Adjusting Volume –
To change the volume, select the Volume keys during a call. To change the ring volume,
select the Volume keys when the phone is idle or ringing.

Do Not Disturb

To enable or disable ringing, select DND from the Home or Lines view. When Do Not
Disturb is enabled the DND icon displays in the status bar and beside the appropriate line
key

Updating Ringtones

To change the incoming call ringtone, follow these steps:
1. From the Home view, select Settings.