[ale] laptop diagnostics

[Calvin Harrigan]

On 1/20/2011 1:26 PM, Paul Cartwright wrote:
> On 01/20/2011 11:28 AM, Jim Kinney wrote:
>> Hmm. I've seen laptops (forget brands) that wouldn't run at all off
>> power brick if the battery was totally dead and nonchargeable. Symptoms
>> are similar to those described here. Try putting battery in the fridge
>> for a few hours then letting it sit in the laptop with the power cable
>> attached but system off for a hour to maybe get a trickle of a charge.
>> If it then boot, get a new battery. For a while, Batteries Plus would
>> rebuild battery packs if you would remove the plastic case.
>
> I have a 4-year-old Dell XPS laptop, and I run it without the battery..
> I think I read somewhere that if you run it plugged into A/C and have
> the battery in all the time, that it will forget its memory..
>
>
>

I think that was for nickel-cadmium cells, newer lithium based batteries 
actually don't like being fully depleted.