One of my early faults that kept me testing for a long time was a dry joint that worked fine when the pressure of the logic probe was applied. It was not obvious to me at the time because I had to remove from the brd from the rest of the system to probe. On 23 February 2015 at 19:14, Lee Mulvogue wrote: > Well whadya know [shameface] > Could have sworn I tested all possible scenarios, but I just went back an= d > retested, and it worked with the multimeter switched off. Then it worked > with just the one probe at the positive end. Then worked with another > metal instrument touching. I must be getting a miniscule air gap in ther= e > somewhere, have to see if I can pad it out somehow. > That was actually the very first thing I thought of, but I could have > sworn all my testing seemed to indicate it was a deeper issue. > > I'll just be going over to this corner to hide. > > Thanks > Lee > > > > David C Brown wrote: > >Probably too obvious but. Are the battery contacts weakso pressing with > >the meter probe squeezes them enough to make contact.? > > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .