pc Screen showing blocks and lines

Abraham Amponsah

Honorable
Jul 16, 2013
118
0
10,690
Hi guys,

Today when i turned on my pc i saw this:
UqKY7Oz.jpg

frSTDjy.jpg

R3l7Z8n.jpg


I have tried reseating the gpu, w/ no effect.
i have also tried to run the pc with the lines but after starting windows i get a windows error and then the pc reboots.
i am also using vga, i didnt have these troubles before.
Any suggestions?

excuse me for my english im dutch