Nothing specific on the PRAM battery, but going to Hardware:Upgrade:Disassembly will get you a couple of different set of instructions on taking it apart...including a video. >I thought there were instructions for taking apart the 2400 on the mac2400 >site for installing the PRAM battery. I was unable to find them. Would >someone point me in the right direction? > >Thanks, > >Donny Ralph Mawyer, Jr. San Antonio, Texas Associate Editor mac2400 ... http://www.sineware.com/mac2400 Your PowerBook 2400 Reference Site "They that can give up essential liberty to obtain a little temporary safety deserve neither liberty nor safety." Benjamin Franklin, 1759.