hallo sir , i am using Radiolink pixhawk 2.4.8 i have same problem ,how can i fix it ,
“ My Radio link Pixhawk not loading the firmware,when i plug usb into the pixhawk usb not recognize the board , and my Safety Switch flashing 4 times ,FMU power solid green ,FMU B/E no collar . AND “IO power solid green.IO B/E orange ,IO ACT flashing blue” — ? What do I do? How do I arm it?
please help, see this video