5.1 No.display of screen (Screen is black, color of LED isamber)5. TroubleshootingYesNo Proceed "No OSM display" section.OKNG Input the sync signal of computer, orchange the cable.When a signal isn't being inputted, it isindicated with "No Signal Input". it isindicated with "Out Of Range" at thetime of the frequency that it can't bedistinguished.Does OSM display when you pushPROCEED buttom.Check if the sync signal from computer isoutput and if the video cable isconnected normally.Proceed "checking the resolutionchange IC movement" section.Go to cover page20 ACER P203W