User Guide for Yealink VC110 Video Conferencing Endpoint84You can enable mute mode to mute the microphone of the active audio device duringan active call, and then the other party cannot hear you.To mute a call:Do one of the following:- Press on the remote control.The icon will appear on the local video.- If VCM60 works as the audio input device of the VC110 video conferencingendpoint.When the VC110 endpoint is during a call, you can tap to mute the call. Themute indicator LED illuminates solid red. And the mute icon appears on thelocal video image.- If VCM30 is connected to the Audio In port of cable hub.When the VC110 endpoint is during a call, you can tap to mute the call. Themute indicator LED illuminates solid red. And the mute icon appears on thelocal video image.- If VCP40 is connected to the Audio In port of cable hub.When the VC110 endpoint is during a call, you can press to mute the call. TheLED indicators on the VCP40 phone will illuminate solid red. The mute iconappears on the local video image. And the LCD screen on the VCP40 phone isshown as below:- Log into the web user interface, check the Mute checkbox.The icon will appear on the local video of the web user interface.If voice quality is poor during a call, you can enter the Call Statistics screen to view thecurrent status of the call to find out why.Codec, bandwidth, total packet lost and other parameters about presentation areincluded in the call statistics. For example, when a delay occurs or the video has a„mosaic‟ look, you can view the total packet loss to check whether the packet has beenlost.