On Mon, 2012-05-28 at 00:01 -0400, Doug wrote: > On 05/27/2012 09:57 PM, Scott Ferguson wrote: > > On 28/05/12 11:37, Robert Holtzman wrote: > >> For the record, I'm running a Lenovo T420i with a 6 cell battery. > >> > >> In the past I've been told that it's bad practice to run a laptop on > >> AC with the battery installed because it would cause reduced battery > >> capacity. > > Your Li-ion battery will have a longer life if it's stored in a well > > sealed plastic bag in the 'fridge with a 40% charge than on constant > > maintenance (trickle) charge plugged into the laptop. Take it out of the > > 'fridge and fully charge prior to using. Keep it in the 'fridge state > > when running on mains. > /snip/ > > I've often wondered, after reading this advice time and time again: > how do you determine that the battery has a 40% charge?
To overdo things can also shorten lifetime. Some plastic pin will break and you can't mount the batteries with 100% more lifetime anymore. Don't forget to heat the battery in an open fire, when it was in the fridge. -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/1338181837.2458.7.camel@precise