Two suggestions. Download the MacOSXCombo10.4.3.dmg updater (105 MB for my G5/2.0 Dual) and reinstall after repairing your file permissions with Disk Utility, then repair your file permissions, again. The second suggestion is check out Monday's item on excess fan noise in OS 10.4 at http://www.macosxhints.com Mike >A 56 MB is awful low, there is the approximately 95 MB in the stand >alone updater, The combo hits about 107 to 110, check the apple web >site for the exact size. Lots of interesting stories on the >discussions, which is a very good place to get answers most of the >time. Also remember it's just an update, I usually wait a couple of >weeks to see what is good or bad > >On the G5 fans, what level of tech support where you at ,if you were >at level 1 STOP and call back and ask to speak to a >level 2 customer service rep. The level one guys read from a list, >when the list runs out, so does their knowledge, they just try to >get rid of you. Telling you to clean everything out and go back to >tiger is not good info, except in some cases you may have to do. Say >you bought this as a refurb. If it's your computer and things been >going smoothly for 6 months on 10.4 . I would not do that, just for >a update.. This is not a whole new system, just a update. The level >1 guys will also tell you all the answers are at the mac info page, >well I am sure you looked there, they can be very rude, you never >know what country your calling. > >Get a level 2 tech and your answer will be there in 2 minutes, the >level 1 guys can be rude, just hold to your right under Apple Care >to speak to someone more knowledgeable. In the couple of times I >have had to use it, the level 2 guy understood Macs and answered my >question in 2 minutes. This after 30 minutes of of wasting time on >level 1. > > >On Nov 1, 2005, at 1:16 , vlabenz at aol.com wrote: > >>Yesterday I downloaded the 10.4.3 upgrade. It was only a 56 MB >>download and all seems to be running normal so far. I was upgrading >>from 10.4.2 on an iMac G5.%6 MB >> >>--Vern... >>Subject: [G5] 10.4.3 full upgrade revs up iMac G5 fans; won't stop >> >> Anybody experience this? I upgraded to 10.4.3 with the 97 MB >>download, and now the fans go at full tilt and will not slow down. >>I got Apple on the phone, and they are having me reload the >>original system that came with the computer, then upgrade back to >>Tiger. Hope is that the fans will behave. -- Almost never pointless.