Firstly Al thanks for your reply. I already have the OS 9 firmware update installed. I will try the swap lists and see how i go. Thanks Paul On 29/05/2008, at 2:01 AM, Al Poulin wrote: > Paul: > > If you are running OS 9, look at the firmware update to control the > fan: > http://docs.info.apple.com/article.html?artnum=120171 > > Also, check the lowendmac profiles: > http://lowendmac.com/ppc/mdd-power-mac-g4-dual.html > > and search for "MDD" in the Search LEM box. > > Also, at lowendmac is the LEM Swap List: > http://lowendmac.com/lists/index.shtml > > Al Poulin > > On May 28, 2008, at 2:54 AM, Paul wrote: >> Hello all, >> >> as many of you would know, the MDD G4 Power Macs had a reputation for >> being rather noisy - so much so that Apple initiated (after pressure >> from many disgruntled users) a program to replace the power supply >> and CPU fan in offending machines. >> >> I have a G4 MDD 1.25 GHz DP FW400, and I tried to use it for a few >> days - I work as a sole trader in a fairly quiet room in the house - >> I found the noise to be so intolerable that I went back to my G4 933 >> MHz, which is what I’m using now. My MDD has the original PS and fan. >> >> I read on the Internet that most people reported the replacement fan >> and PS made a real difference in noise levels. So, if anyone out >> there has one of these revised power supplies or both fan and power >> supply, please let me know. I am keen to pick one up. I believe the >> replacement PS was marked “REV B”, as opposed to the “REV A” of the >> original. >> >> Thanks >> Paul _______________________________________________ >> G4 mailing list >> G4 at listserver.themacintoshguy.com >> http://listserver.themacintoshguy.com/mailman/listinfo/g4 > > _______________________________________________ > G4 mailing list > G4 at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/g4 > >