Ok got something weird happening, and I'm at a loss what it could be- been researching for days now- thought I had the answer, but today the problem came back again I use windows 7 Hybrid Sleep, instead of shutting down- and for years it's worked fine- no issues- As of recently, I'll put the computer into sleep mode, everything does what it's supposed to- computer powers down- tower power button light goes to yellow like it's supposed to and the light on the front of the tower goes out (The HP symbol lights up when tower is working- then...