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Re: ibook 2.2 doesn't use whole battery

Michael Schmitz <schmitz@opal.biophys.uni-duesseldorf.de> wrote:
>> In battery mode every time the charge percentage reaches
>> 35-38 % the level falls to 0% (and pbbuttonsd suspend the machine).
>> I've seen the same behaviour in the battery leds (they pass from 2 leds
>> to 1 when you check).
>> Do you think it's an hardware problem (bad battery) or a configuration
>> error?
> Hardware problem - google for hints on 'recalibrating' the battery. I'd
> start with disabling pbbuttonsd (or at least its power management
> functionality) and let the battery run down all the way (with filesystems
> remounted read-only, preferably). If it's anything like my old battery

I do the same. In the past I can see some approvements of the charge level.

> it'll run happily for half an hour on 0% before shutting down. Next

Or 20 minutes under heavy load (dd if=/dev/zero of=/dev/null).

> startup the battery should show a more correct capacity.
> A PMU reset might be another thing to try.

How can I do this?


Hügelschäfer's Law (http://www.bruhaha.de/laws.html):
Beiträge werden dort gepostet, wo sie den größten Widerstand hervorrufen.

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