Troubleshooting77 If the local system is sharing a presentation, presentation will be shown in big size,and other video images will be shown in small sizes.If two display devices are connected to the VC400 codec (dual screen), the defaultscreen layout during a call is: If there is one active call and local system does not start the presentation.The main display device shows the remote video image.The second display device shows the local video image.Main display device Second display device If there are multiple active calls and local system does not start the presentation.The main display device shows local and remote video images in the same size.The second display device shows the local video image in full size.Main display device Second display deviceLocalFar endPC presentationFar end LocalFar end 1 Far end 2Far end 3 LocalLocal