[ltp] Battery croaked

Henrique de Moraes Holschuh linux-thinkpad@linux-thinkpad.org
Wed, 21 May 2008 00:09:20 -0300


On Tue, 20 May 2008, Olaf Schultz wrote:
> of fully loaded or not. Opened the pack and direct acces to the cells
> with a labratory power supply and appropiate metering: The cells clearly
> have no problem. It's the electonic inside the pack, which calculate the

Did you graph the cell discharge rate at the typical load for your
thinkpad? 

> power-in and -out flow... These can be reprogrammed.  There are some

For cell gas gauge reset, the only thing you need to do it is to
full-charge, deep-drain until the notebook powers off in firmware, and
full-charge the pack again.  The cells dislike a lot the deep drain, and
don't like the two full-charges that much either, so one should not do
this too often.

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh