The 50 boards were out of around 1500 boards run. We are running an additional 1500 and will post an update with what we find. We have made efforts to reduce vibrations and jerking in the oven. We will also test the actual temps in the oven. Our current highest set point is 260C.

That is very odd... were these modules already soldered down before, or did anything happen to these? As far as I know, we do QA on the modules before we ship them, so this is highly unusual. Looking at the second picture, low right corner, the solder pads almost look like the ESP was soldered corr...

I am running into several ESP32-WROVER-E modules where the ESP32-DOWD-V3 IC is misaligned under the metal shield. Wanted to see if anyone else has seen this. Pictures attached below.



Thanks,
Matthew