In the display screen after screen on the narrow

Seventeen of my monitor does not work, I bought some of the old displays Congress, but the top display less than 85 Hz, and, in the screen after screen about the big, small up and down.And the reason is that even ah

originally set up your 17-inch resolution, so
but because you are all right for 15-inch display, The card also work in the resolution of the 17-inch model, there will be a natural phenomenon deformation occurred
general, the best 17-inch resolution is 1024 * 768, better able to display 1280 * 1024, but Hertz The number will drop
15-inch is the best resolution 800 * 600, so you change your resolution should be able, if the screen saver mode or not, you need to amend the Safety Net Inside the parameters of 800 * 600 for it.