Dark Servant wrote:

> Possibly. I'm not sure. I haven't really had any other problems and
> this computer isn't that old (no more than 3 years). I have an old
> LC575 and the battery for that is still in good working order. It's
> never been replaced.
>

Just 3 to 4 years is a quite common battery life,
but it depends
on whether the Mac is left plugged into a mains outlet that has the switch
left ON.

There is a special power circuit that trickles to the memory from the mains
EVEN WHEN YOU TURN THE COMPUTER OFF 1

Bob