You may be correct on this, but I'd check with Apple first on what actions void your warranty. This is what Apple says: http://docs.info.apple.com/article.html?artnum=25097 Jens Jens Selvig ...lost in Montana... lstnmt at bresnan.net On Feb 18, 2007, at 4:13 PM, Michael W. Sumbera wrote: > No, it is not. > > Only if you damage the system or what you install damages the > system does replacing something "void your warranty" with Apple > systems. Of course there's no warranty on the non-Apple part you > install, but provided you or it don't break any of the Apple parts, > the rest of the system is still under the manufacturer's warranty.