Options for resurrecting VAX 4000/400 and Vaxstation 3200
cctalk at beyondthepale.ie
Thu Mar 10 07:23:34 CST 2016
> FWIW, here's a thermography (hope the link works) of the B-cache section
> of the KA-675 after being powered up for ca. 30 mins:
> Note that the rightmost chip just below the CPU heatsink has a pin that's
> ca. 2 degrees warmer than the others. I don't know if that says anything,
> but it *is* reproducible. Maybe I should start with that one.
I can't really make it out on the image but if it is just one pin that is
hot, maybe there is nothing more complicated wrong than a bad solder joint
at that pin, particularly if it is a power or ground pin.
More information about the cctech