On Wed, 27 Nov 2013, m.roth at 5-cent.us wrote: > Michael Hennebry wrote: >> Fan rpms (approximately, two of them changed): >> Processor region: 3000 >> Rear: 1500 >> Front: 0 This is ok? >> On boot I got a message saying that the CPU was being >> throttled because it was over the temperature threshold. >> IIRC the BIOS said that the CPU area temperature was about 80 C. >> > BING! BING! BING! > > You said you'd opened the case - did you clean the heat sink on the CPU? Not lately I haven't, but it seems that I will soon. > Can you turn the system on with the case cover off, and see if the fan on > the CPU is running? Yes. > One thing I've never done, or thought of until now, was whether the > thermal grease between the CPU and the heat sink had dried out. If it's > running hot, that's a possibility, so you might clean that off and put on > some new (a buck or so at any computer parts store). Doesn't need much - > the force of tightening the heat sink will spread it much farther than you > expect it to, and you don't want it coming out the sides. "the force of tightening the heat sink" frightens me silly, but I suppose that would be better than a dead CPU fan. My recollection is that that does not come off. -- Michael hennebry at web.cs.ndsu.NoDak.edu "On Monday, I'm gonna have to tell my kindergarten class, whom I teach not to run with scissors, that my fiance ran me through with a broadsword." -- Lily