My Acer x263w displays "No Signal" right in the middle of the screen, unmoving too, when my Win 7 x64 PC is asleep. It is connected to an ATI 5450 chipset video card via HDMI. I have 2 other monitors ...
Its not a "new" build. Ran the memory test on the Ubuntu Live Cd and everything checked out OK. I have used both Catalyst Control Center and Sapphire's TRIXX utility to set fan profiles that keep it ...