Computer suddenly shut down while rendering and now it wont turn on ?!!

Aminmaster

Honorable
Jun 3, 2014
9
0
10,510
While i was using my computer to render an video my computer shut down in a flash.
When i try turning on my computer it does nothing.
No fans spinning etc.
But when i put in my little usb light it turns on so .
My specs :
Antec NSK 4482 380 watt case
Processor: AMD Phenom X6 1055T @ 2,80 Ghz
Moederbord: MSI 880GM-E41
RAM : 8GB DDR3 Geheugen
Videokaart: XFX Radeon HD4890 XXX Edition
2x 30GB .SSD
1tb hdd

I tried the paperclip test (connection green pin to black pin) and my psu fan spins.
I hope you guys can help me.
Thanks!

Btw i only got this pc for a few days
 

Aminmaster

Honorable
Jun 3, 2014
9
0
10,510
Are you guys sure ,
Becuz i dont wanne be spending 50 euros on something while it maybe isnt the fauls.
Thanks for replying btw.
And why does the usb work ? And why does the paperclip test work ?