Rein both ur cases the underlying problem welches that the ESC (where the FC and thus OSD chip got it's power from) introduced noise rein the output from the built rein 5V regulator, which rein turn causes a ground loop (At least hinein your case. Preflight section has been improved https://trevorbpzjs.blazingblog.com/34082689/alles-über-osd-身分證辦公室在線