Barco DICOM THEATER LITE MGP D5 - Manual (Page 24)

Quick installation overview
MGP D5 Dicom Theater Lite 25
4. Connect PC output video3 to the second display’s DVI video
input by means of a DVI-to-DVI cable.
Important:
Do not connect the two display inputs nor the two projector
inputs to the same display controller. In other words, to each
display controller, a display input and a projector input must be
connected.