| try changing your resolution to a smaller one
The resolution should be set to 1440 x 900 or 1280 x 1024, the refresh rate should be set to 60.
try those settings above
also try this:
Go the desktop, right click with mouse and select properties (if it XP) then it will open Display properties --> there you need to go to Screen saver and then to power option
Disable any power off mode on/ Sleep mode. |