My computer screen is blank. Not black. Why?

MuttKnight

Reputable
Mar 20, 2014
1
0
4,510
I thought it was the graphic's card, because when i bought the computer i was told that it would shyt out on me soon, so i bought one. i bought an upgraded version of the card that the seller recomended. neither card makes a difference, and my screen show anything. How do i fix this?