Fixing a krups gvx burr grinder

My [coffee] burr grinder finally quit on me. I’ve lived without a button on the front for quite a while. I had hopes of fixing it and saving myself some big money. It took me quite a while to figure out how to open the case–turns out to be pretty simple if you know what to look for. Using a flat screwdriver, there are four detentes on the bottom. You have to know they are there to find them.

It turns out this driver circuitry is really old school. No fuses, no surface mount parts, and no isolation transformer. The driver circuit is a mix of analog and TTL logic. This thing is a fire hazard waiting to happen.

Replacing it with this Capresso model,