Rein both our cases the underlying Schwierigkeit was that the ESC (where the FC and thus OSD chip got it's power from) introduced noise rein the output from the built in 5V regulator, which hinein turn causes a ground loop (At least rein your case. Preflight section has been improved https://osd53848.theobloggers.com/40420699/5-wesentliche-elemente-für-osd證書線上申請