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Subject Author Date
prolonging battery life Andy Fish 01-24-2008
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Posted by BillW50 on January 27, 2008, 10:19 am
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Andy Fish typed on Fri, 25 Jan 2008 09:47:16 GMT:
> Thanks Dave for a very comprehensive and considered reply. I was
> assuming that, since laptop makers have a vested interest in the
> battery degrading, they might have chosen not to implement the best
> solution
> i'm left with the conclusion that the only way to keep my battery in
> tip top condition if i'm using the mains most of the time is to take
> it out every time i'm not using it and leave it in the fridge at 40
> percent charged :-)
> the reason i don't want to take it out is (a) simply hassle, and (b)
> protection from power glitches (though these are very rare)
>
> Andy

As others have mentioned, an UPS will provide power if the AC goes even
without a laptop battery. Does that help? I also have my alarm clock,
cordless phone, and a small lamp plugged into my UPS as well.

And the biggest cause of short life for Li-Ion batteries which we
learned from heavy use of RC aircraft, is charging hot batteries really
shorten their life a lot (you can ruin one in a matter of days). Thus if
you use it on batteries let's say and then put it on AC, don't charge
the battery for a good 10 to 15 minutes to allow it to cool down. How do
you do that? Well the best way is to remove the battery of course.

--
Bill
email: change kom to com


Posted by Hawk on January 31, 2008, 3:32 pm
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> Why don't you want to remove the battery when operating from AC, other
> than the inconvenience?

If you had a child/pet/buddy/etc. walk past you and trip on the AC cord,
you won't lose any data if you have the battery installed.

IE: Protection from data loss due to power loss


(*>

Posted by olfart on January 31, 2008, 5:07 pm
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>
>> Why don't you want to remove the battery when operating from AC, other
>> than the inconvenience?
>
> If you had a child/pet/buddy/etc. walk past you and trip on the AC cord,
> you won't lose any data if you have the battery installed.
>
> IE: Protection from data loss due to power loss
>
>
of course when the computer hits the floor from tripping on the cord you
might lose more than just data



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