[Ti] Battery life

[Robert Nicholson]

On this subject is it definately recommended that the machine should be 
used as in

run down - charge - run down - charge

and not

always in the AC adaptor all the time the machine is on desk?

On Friday, December 27, 2002, at 08:55  AM, Bob Knudson wrote:

> I wanted to share some experience with battery performance over the 
> life of
> my computer (so far):
>
> I have a 667 TiBook, with DVD/CDRW and OS X 10.2.3, that is about one 
> year
> old. In almost daily use, I've regularly run off the battery until its 
> down
> to 10 or 20%, and then recharge. This usage is normally with the 
> airport
> card in use. I've been getting almost 2 hours of use out of the 
> original
> battery. But the cycle times seem to be decreasing.
>
> I recently purchased an M8244G/B replacement battery and am very 
> impressed.
> I now start with between 3.5 and 4 hours of capacity. In fact, it was 
> a real
> pain to calibrate the battery one evening earlier this week, because I
> didn't want to stay up for four hours to run the battery down to the 
> warning
> message. ;-)
>
> I haven't easily found any data online regarding decreases in battery
> performance through a year's worth of usage. But, so far, I'm finding 
> that a
> replacement battery is a good investment after about a year's usage. 
> Has
> anyone else developed a rule of thumb in this regard?
>
> Bob Knudson
>
>
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