Video runs for about an hour then will suddenly go blank, no warning,and sometim Tags: Radeon Video Graphics Last response: May 7, 2011 7:52 PM in Graphics & Displays Share NNC May 7, 2011 7:51:19 PM My screen is going blank and sometimes the entire machine turns off. No warnings what so ever. More about : video runs hour suddenly blank warning sometim jjb8675309 May 7, 2011 7:52:59 PM list your full system specs, including make and model of psu? m 0 l Can't find your answer ? Ask ! Publish Read discussions in other Graphics & Displays categories Ati GPUs Graphics Cards Gtx HD Monitors SLI Crossfire Tuner Cards Radeon Video Diamond Multimedia Matrox Nvidia Palit PowerColor Asus Games !