http://dev.laptop.org/ticket/9476 narrows it down to a specific model of 15W adapter. The 17W adapters that I tried worked.
John Watlington wrote: > > Mitch, > Regarding your note on IRC about power adapters: > no, I hadn't noticed any problems with using XO-1 > adapters with XO-1.5 laptops. > > There are various flavors of XO-1 adapters, in 15 and 17W > flavors, from multiple vendors. At B2 bringup we had problems > with a prototype they had lying around that failed spec. > > We are definitely drawing too much from the XO-1 adapters when > charging a battery. The question is how the adapter handles it. > Some drop their voltage below that which the XO can really use. > > The MPPT algorithm should handle this, if we ever get around > to implementing it. > > Cheers, > wad _______________________________________________ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel