FYI, since I started this thread.... I ended up getting a new iBook battery, a humbling $129 at the Apple Store. But the battery life on my iBook 500 has gone from 37 minutes on the old battery to 4 hours 52 minutes with the new. Wow! Tom On Sep 21, 2004, at 12:16 PM, Brian Pearce wrote: >> It is the original battery that came with the icebook. That makes it >> 3 years and 2 months since my purchase of the ibook new. I just keep >> the battery in the ibook all the time and it charges when the AC >> adaptor is used, which is most of the time. When I do use battery >> power and let it totally discharge, it still doesn't seem to affect >> the battery life after it is fully charged again. > > In that case, my guess is it's probably just coming toward the end of > it's natural lifespan, measured in charge/discharge cycles. (My > KeyLime iBook battery lasted about that long, as well, and I was > always careful to fully charge and fully discharge it.) > > BRIAN/bpearce at cloud9.net > <http://www.redjacketpress.com> > > >