Afraid I don't know the answer to that. A friend has the box now. It Just Worked(tm) on my Cybex KVM with the Mouse-Keyboard/HIL converter box and my big Hitachi monitor. Steve -----Original Message----- From: joshua d boyd [mailto:jdboyd at cs.millersville.edu] Are HPs (712 specifically) sync on green? I have a nice Gateway Joshua D. Boyd