On Mon, Aug 1, 2016 at 10:25 PM, Lyle Bickley <lbick...@bickleywest.com> wrote: > On Mon, 1 Aug 2016 22:11:17 -0700 > Bob Rosenbloom <boba...@sbcglobal.net> wrote: > > --snip-- > >> There's a bunch of small electrolytic capacitors on the Inhibit >> Driver Load Card, A106, that needed to be reformed before my memory >> would work reliably. > >> They reformed themselves in one of my units. I had memory errors for >> an hour or so then they went away. On other units, I reformed the >> caps (took the board > >> out and slowly brought it up on a bench supply), and had no memory >> errors at first power up of the system. >> >> Bob > > I had exactly the same problem with the capacitors on a spare Inhibit > Driver Load Card. Most would not reform so I just replaced them with > modern caps. The board (and memory) worked perfectly after that. > > Lyle
That is good information to know. I have a 2100A that I haven't touched in a while. It had memory issues that I never got around to trying to debug. Next time I work on it I'll look at the IDL card.