This is by design; the original 400/500 didn't do this (unless you buy a new battery), but all other Tis will not charge the battery until it goes below 95% to avoid short charge-discharge cycles and to lengthen the battery's lifetime. http://docs.info.apple.com/article.html?artnum=88344 John O'Brien <Obi-John at Short-Trooper.org> writes: > I'm the recent proud owner of a 1GHz TiBook, and after doing the > requisite three full battery charges/discharges I'm pretty much leaving > it plugged into the AC adapter all the time. > > However over the past week or so the meter has been gradually going > down, by about a percentage point every few days. It's now down to 96%, > though the green light on the plug still suggests a full charge. > > Is it normal for the charge to "stabilise" within a few percent under > 100%? Can I expect it to go down any further? Should I panic? Kynan Shook kshook at mac.com http://homepage.mac.com/kshook/index.html