> From: DylanDoes the DC OK signal turn off? If you have the original PS that has the
>
> Thanks. Actually I am having a new problem, the CPU freezes
> after ~8 minutes operation. Power cycling doesn't work until
> it cools. I checked the digital 5V supply, looks okay.
> Wondering if either CPU, RAM, or ROM is going corrupt...
DC OK adjustment, then it may simply be a matter of turning that trimmer a
little.
The only digital parts I'd worry about are the EPROMs, because after 30
years some of the 0's could have leaked down close to the 1 level. The
solution to that is erase them and reprogram them.
--
Ciao, Paul D. DeRocco
Paul mailto:pderocco@...