I wish I lived closer to PDX. I have 3 old Thinkpads I'd like to repair. Good luck, everybody. I'll watch this thread with interest.
On Wed, Dec 31, 2014 at 1:56 AM, Bryan Linton <[email protected]> wrote: > On 2014-12-29 17:58:14, Keith Lofstrom <[email protected]> wrote: > > I have accumulated a bunch of old Lenovo T60 laptop battery > > packs that don't hold a charge. Lifting the label - the > > cells are standard, perhaps replaceable by new ones. > > > > Anybody interested in rebuilding battery packs? > > > > My packs are glued or plastic-welded together, so I would need a > > hot knife to open them, appropriate adhesive to put them together > > again, a small spot welder to tab the batteries, and presumably > > a ventilated space to work, in case a cell catches fire. > > > > With enough participants we could buy the right tools and buy > > cells in bulk. Not sure how many types we would need. My T60s > > and X60s both use CG18650 cells, which are $39 for 12 Panasonic > > cells on eBay, $499 for 360 cells. Chinese cells might be > > cheaper (both ways). > > > > This cell size is often used for "vaping"; does that push price > > up or down, or merely attract dangerous counterfeits? > > > > Keith > > > > I'd be interested in at least observing this if nothing else. > > I'm a fan of Thinkpads, and over the holidays upgraded the screen > in my T60 from a 1024x768 model to a 1600x1200 model, as well as > upgraded the CPU from a T2300 Core Duo to a T7200 C2D. > > I have a feeling the next thing in need of upgrading will be the > battery pack. > > If things are being reported accurately, my OS tells me that the > battery was designed to hold 56.16 Wh and currently holds 31.49 Wh > at 99% charge, so it's not too bad, but I can't say that I trust > most vendors to either build a reliable clone, or to sell me an > authentic original. Besides, I'm not even sure that there are > going to be many factory original, unused batteries for T60 > laptops nowadays anyway. > > I know how to use a soldering iron, but I'm sure my skills pale in > comparison to actual electrical engineers. If I can manage to > make it to the event, I'd like to help with whatever I can, or to > just observe and be an extra pair of hands otherwise. > > -- > Bryan > > _______________________________________________ > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > -- Free Geek Seattle- Helping The Needy Get Nerdy http://www.freegeekseattle.org/ https://groups.google.com/group/freegeek-seattle/topics?hl=en _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
