**help***

[Cameron1337]

Hi, I just built a new computer....the psu failed...then i purchased a new one....it worked great for about 1 day...then i moved it from one house to another and now when i turn it off it stays on for about 20seconds...then turns right off

 

[Phrantic]

That's protection, so it can cool down and release its last bit of energy and what not.