I'm away for a week but good luck working with Julian to get yr LXR running, he just contacted me and is sending me out a new main board - hopefully that will resolve it
I’ve just finished my build and I have the exact same problem as you – everything the same – no chaselight, no USB, can’t update, mainboard volts 3.2v, lights and keys ok, continuity ok etc. It’s super annoying and disappointing but I think somehow …