Co-incidentally I found the "thinkwiki" site the other day, a wiki re ibm thinkpads.
http://www.thinkwiki.org/Battery Chris (the OP), you may be interested in the site as a whole. On Sat, 2004-12-04 at 12:00 +1300, Derek Smithies wrote: > Hi, > My turn for some comments on laptop batteries. > > 1. It is on topic. laptop are becoming more and more frequent. If you look > at the advertising for "anything" on T.V, you will notice that laptops > have started appearing more frequently than desktops. Students at > uni/school are now being encouraged to buy laptops - not desktops. > > 2. yes, Nicads do have memory, and do not cope well with being charged > when only at half capacity. "theoretically", one should discharge them > almost fully before recharging them. The practicalities of achieving this > are horrible. It is much much easier to just plug them in when power is > available. > It is conceivable that with this option, you are nicely discharging > your battery, and are at 10% left, when you happen to be away from power. > Oops, battery is now at 0%, you can't run the laptop, and you want to use > the laptop. > > 3.If you have lithium ion or some other expensive battery, this memory > problem is not near so significant. Conseqently, the available capacity > after 2 years of use is better. > > My view;. > Do it simple, plug it in when you get a chance. > Try not to leave the battery in a discharged state. > > When the battery is really bad, go buy a bigger laptop. > > > ======================= > > > I have heard many conflicting opinions about what one is supposed to do, > > > and not do, to keep it in good health. > Welcome to the world of computers. Lots of people tell you lots of > different things. I once heard that hyperthreading is really good when > playing DVD's. You have one part of the CPU for video, and other part for > audio. > > Derek. > ================================================================================== > > On Sat, 4 Dec 2004, Ralph Stoker wrote: > > > On Friday 03 December 2004 17:13, Christopher Sawtell wrote: > > > > > I have heard many conflicting opinions about what one is supposed to do, > > > and not do, to keep it in good health. > > > > I've run my Acer laptop for 6 years now simply plugging into the mains at > > every opportunity when using for an extended period or critical data input. > > It is fitted with a Lithium Ion battery and maintains enough charge to run > > for > > around 85% of new battery capacity. I've charged the battery thousands of > > times from a partial to almost fully charged condition through daily use. > > Personally I wouldn't unduly worry about battery condition prior to > > charging > > if the battery is Lithium Ion type as long as you are prepared to accept > > the > > fact that its ability to retain charge will diminish over time..period. > > > > > > Cheers > > Ralph > > > > > > > -- Nick Rout <[EMAIL PROTECTED]>
