David,
Please contact Technical Support via the web form on the knowledge base at www.prometheankb.com, select your region/language, Interactive Displays, Contact Us. In the Existing case field input case number: 245205. Please provide the serial numbers of the projectors and the ActivBoards so that we may better assist. Are the computers that are connected to these projectors, Windows or Mac's? Does adjusting the screen resolution on the computer help?
Thanks!
