That's what did the trick. <http://docs.info.apple.com/article.html?artnum=301733> -- Andy Fragen On Wed, Nov 2, 2005, Nick Scalise said: >On Nov 2, 2005, at 9:49 PM, Andy Fragen wrote: > >> After upgrading my G5 iMac revA with 10.4.3 I used applejack to >> fsck and >> repair permissions. In single user mode I expected the fan to blow >> full >> throttle but it doesn't stop till the machine sleeps. This has >> persisted >> through restarts. I saw a note somewhere about setting the >> processor to >> highest in Energy Saver and I did this. Still the fan is going full >> throttle. > >Unplug the machine for at least 15 seconds. That should reset the SMU/ >PMU and hopefully get you back in action. > >-- >Nick Scalise >nickscalise at cox.net > > >