Hello, i bought 2 days ago unboxed EVGA SuperNOVA 750 G2 and when i was opening the box from inside psu dropped solder joint or how is it called in english (it looks like ths: https://www.google.cz/search?q=translate&client=firefox-b-ab&biw=1280&bih=913&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiD9bO1hvHQAhWCCBoKHcRtAX4Q_AUICCgB#tbm=isch&q=solder+joint&imgrc=BV5Q5x31CANBTM%3A ) Psu was working just fine but Today i tried to turn on my pc but it wont, but when i unplugged psu from and plugged it back it turned on just fine. Any help what this can be ?