[ltp] Re: ThinkPad Batteries

Elias Oltmanns linux-thinkpad@linux-thinkpad.org
Thu, 13 Nov 2008 16:13:44 +0100

Micha <michf@post.tau.ac.il> wrote:
> On Thu, 13 Nov 2008 00:00:59 +0100
> Elias Oltmanns <eo@nebensachen.de> wrote:
>> "Daniel Castro" <castromd@tcd.ie> wrote:
>> [...]
>> > elias, you are the real thinkpad expert. what's you recommendation?
>> I'm not, Henrique is ;-). He has already chimed in on this thread. Also,
>> if you are interested, you can find other threads in the archives of
>> this list where he explained these things in more detail.
>> > my T61 is always at home sitting on the docking station, and i unplug
>> > the AC when not in use.
>> This will probably not work as expected. The settings configured through
>> tp_smapi are persistent if either the machine is not switched off (s2ram
>> is ok) or AC is plugged in. As soon as you shut the machine down and
>> unplug it from AC, the factory defaults will be reset and the battery
>> will be recharged the next time you plug in AC again.
> That is not true. The settings are stored on the battery afaik since turning
> off doesn't cause any problem. Not sure though about taking the battery out
> when the machine is off, need to check that one.

Well, it is true for my machine (X40). I wasn't aware that there are
differences in this respect from one model to another. But then, it
doesn't necessarily suprise me.