I have solved my problem in several hours since I had faced it. Just found out that the noise was produced by a resonating body of psu. if i removed a fan and held it in my hand it was vibrating but still was noiseless. so... :lol: http://i9.fastpic.ru/thumb/2010/0908/32/_079fefdd0a88485b35a67cdc8af...

really sorry for flooding

just solved the problem for myself. need 3 posts to show you how...

The same problem with modu82+ 625W. It's a shame for Enermax.