Good suggestion. I have an SX myself and can try this, though I might start with just recreating the circuit on a protoboard and adding pins one by one. On Mon, Oct 12, 2015 at 9:27 PM, Jim Brain <firstname.lastname@example.org> wrote: > I would suggest having a user take scotch tape and cover the user port pads > (all of them). > > Then, I would remove the tape on GND and PWR, and the minimal number of pads > to do rs232. See if that works. > > If so, then continue removing tape until the unit fails. That is the > cultprit. > > I know, it sounds cheesy, but it is easy to do, is not permanent, and anyone > can do it. > > jim > > > -- > Jim Brain > email@example.com > www.jbrain.com > > > > Message was sent through the cbm-hackers mailing list Message was sent through the cbm-hackers mailing listReceived on 2015-10-13 02:04:37
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