pc wont turn on

no idea

Honorable
Jan 12, 2014
42
0
10,530
hi,i have a rebuilt pc which has been running brilliantly for some 4 months,now it wont turn on.
i have check the case switch which checks out,just wondering how do i know if it is the power supply,650 watt evga,new in may or the motherboard, gigabyte h87-hd3,again new in may.
well there you have it,i havnt altered anything since it was built.
thanks in anticipation.
 

no idea

Honorable
Jan 12, 2014
42
0
10,530
hi,well when the on button was pushed nothing happened,...but i have just disconnected the power supply to the graphics card and it fired up,so would point to that as the problem,this is an xfx r7 260 which is two months old??
so dont know what that is about,
thanks for your interest.