Sounds like a capacitor blew. How do you know it has not been slowly damaging your system for some time now? How old is it? Maybe you got lucky. Buy a new PSU and see what happens. It will probably be ok but there's never any guarantee. If it's still under warranty send it back.
Sounds like a capacitor blew. How do you know it has not been slowly damaging your system for some time now? How old is it? Maybe you got lucky. Buy a new PSU and see what happens. It will probably be ok but there's never any guarantee. If it's still under warranty send it back.