Title: DSO5072P hangs up in self-cal [Print this page] Author: topdawg044 Time: 2021-11-18 04:50 Title: DSO5072P hangs up in self-cal Not sure when it started but it might also be contributing to a noise problem on both channels. I have a minimum beginner's hot-air/reflow setup. Anyway, the self-cal scoots right along until it hits a big brick wall at step 12.