Need help with new computer

[RedPenguin]

Have you got the monitor plugged into the graphics card, and not the motherboard ?

I have tried both

 

[mr1000]

PSU isn't set to 110v is it? (little switch on the back of some)

 

[Orcvader]

Just to check, how is the monitor connected to the PC? HDMI sometimes gets delayed and you're better off using DVI/VGA when testing a new build.

 

[Piesanfries]

I had this when I built it turned out I plugged the monitor in the motherboard port an not the gpu port try thAt