My Samsung 19 wide-screen display Wan Moshou why hegemony will continue to the black screen, the screen flash

you to adjust the degree of resolution and refresh
general resolution 768 * 1024 adjusted to refresh or 60HZ
1280 * 720 is set 60HZ graphics driver installed it? Drive this change has nothing to do with the display.Graphics problems
1.Inspection drive, or to update.
2.Clean up the fan card, so overheated.
3.games do not set too high, so the computer loads too heavy.123131