Here's another one for you John: http://www.dvdcreation.com/2001/08_aug/tutorials/a03install.htm It's for a 103 but it's the same procedure. Good luck. Rick > And I have previously been able to swap out these drives in other Macs, > but this one does not seem as obvious. Can somebody point me to an > internet site that will help in this process? > > Thanks--John in Tucson