Hello, So yesterday after turning off my pc for several hours I wanted to use it again so I tried using the power button but nothing happened. I simply switched the psu (seasonic px-750) off and on again and there it worked. I verified that wasn't due to a power loss. I'm a little concerned because I read that could be due to bad mohterboard (B550 vision D) or bad psu. Since yesterday I didn't have this issue. How could I verify that ? Thanks. Weiterlesen...