Thanx for everyone's help! I was able to successfully open two iMacs and switch out the hard drives. You guyz RAWK!! Paul >> Does anyone have instructions on how to install a hard drive in a >> slot-loading 400Mhz iMac?? >> >> Paul > > Paul, > > http://www.google.com/search? > q=iMac%20slot%20loading%20hard%20drive%20replace > > the first hit seems to work. > > Google is your friend > > Peter