Don't forget the obvious....don't run an external monitor with the lid closed. Short of an Interware/Vimage G3(copper) upgrade just keep it ventilated top and bottom. You can run Jeremy's temp Control Strip module to get a feel for your temperature ranges. http://www.kezer.net/csm.html I burned up a 603e that lived in a BookEndz docking station...it seemed to run a bit hotter than most other 2400s, peaking in the 180s(F). 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.