On 11/7/08, Tony Gamble <seemybrain at gmail.com> wrote: > On 7-Nov-08, at 6:00 AM, Tony Sheeley wrote: > >> There are four slots for memory modules. These slots are located >> beneath the double fan assembly and the banks are separated by quite >> a bit of space. I have no way of telling which bank is which. Each >> bank as two slots labelled 1 & 2, and to places where it looks like >> further slots could be installed labelled 3 & 4. I have two 1 GB >> sticks of 184 pin DDR PC3200 memory. If this will work in the Mac, >> how should I install it? In the top or bottom bank? One stick in >> slot 1 of each of the banks? One in slot 1 of one bank, and one in >> slot two of the other? I've tried several combinations, but still >> nothing. > > You should check out your system at www.everymac.com . It's a great > resource for checking out your system's specs. Very easy to navigate, > and the information is laid out very well. Oh, and the G5's require > RAM to be installed in matched pairs. Also, download and read the manual(s) that came with the machine: <http://support.apple.com/kb/index?page=search&src=support_site.home&q=g5%20manual>. They should contain the answers to your queries.