Yealink VC400 User Manual page 123

bar).
Local
Primary display device
When the system is during a call and does not start a presentation:

In the primary display device, the remote video image is shown in full size.
In the secondary display device, the local video image is shown in full size.
Far end
Primary display device
When the system is during a call and starts a presentation:

In the primary display device, the remote video image is shown in big size, and the local
video image along the right side of the screen is shown in small size.
In the secondary display device, the presentation is shown in full size.
Far end
Primary display device
When the system is during multiple active calls (take 4 parties as an example) and does not

start a presentation.
In the primary display device, the video images are shown in the same size.
Using the VC400 Video Conferencing System
PC presentation
Secondary display device
Local
Secondary display device
Local
PC presentation
Secondary display device
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