Filter
Top Products
User Guide SoundPoint IP 550 Phone
2 - 10
5. Press or the Exit soft key repeatedly to return to the idle
display.
Muting the Microphone
During a call, press . The Message Waiting Indicator turns red and a
microphone on the graphic display indicates that the other party (or parties)
cannot hear you.
Microphone Mute applies to all modes: Handset, Headset, and Hands-free
Speakerphone. 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.
Note
To conform to regulatory requirements, handset and headset volume will return to a
preset level after each call, but the configuration can be changed by your system
administrator. Hands-free Speakerphone volume settings will be maintained across
calls.