"Andrew W. Hill" wrote: > > You can't use an iBook SO-DIMM in a 2400. I think that might > be the problem... > > Aqua This is now the second time I've heard this. What is the difference between an iBook SO-DIMM and a "normal" SO-DIMM and why are they incompatible? (This is not just a rhetorical question. Without knowing the difference, I'm unable to distinguish them and unable to find the proper type for the PB2400.) -tom