Using the VC120 Video Conferencing System992. The organizer can do one of the following:- Press or to scroll to Allow, and then press to authorizes the member tospeak. The mute icon disappears from the applicant’s video image.- Press or to scroll to Reject, and then press to reject the request. Theapplicant’s display device prompts “Refused to speak! ” and the icon will notdisappear.- Do nothing to ignore the request, the applicant will stay muted and the iconwill not disappear. Subsequently, the conference organizer can authorize thisconference member to speak by changing conference mode.Presentation during a Chairman-Mode ConferenceDuring a chairman-mode conference, connect a PC to the PC port on the VC120 Codec with thesupplied HDMI-VGA direct cable, the system will start a presentation automatically. Thepresentation will be shown in big size, and other video images will be shown in small sizes.