User Guide for the SoundPoint IP 650 Desktop Phone
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Muting the Microphone
During a call, press
. The Message Waiting Indicator turns red and a
microphone on the screen indicates that the other party (or parties) cannot
hear you.
Microphone Mute applies to all calling modes. You can still hear all other
parties while mute is enabled.
To turn off Microphone Mute, press
again.
Adjusting the Volume
Press
to adjust receiver volume during a call. Pressing
these keys in the idle state adjusts the ringer volume.
Managing Call Lists
You can store a large number of contacts in your phone's directory. Contact
your system administrator for the exact number.
You can add, edit, delete, dial, or search for a contact in this directory.
Adding Contacts
You can add a contact manually or from a call list.
Note
To conform to regulatory requirements, handset and headset volume will return to a
preset level after each call, unless your system administrator changes this.
Hands-free Speakerphone volume settings will be maintained across calls.
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