"Hi Raj I had the same problem on my quad using a 9xr pro. Mission planner radio calibration shows the throttle and yaw reversed although in failsafe it shows the correct channels. Recalibration does not work and neither re binding. Created a new…"
"I tried using mixer to reassign channels but it wont arm or calibrate. I tried swapping the leads and even if calibration is okay when I plug in battery i get continouos beep errors."
I always try to search through all forums before asking but this time I am completely baffled. First Im using an APM2.7 and arducopter 3.1.5. After a crash I reconnected everything as they were since apparently they weren't damaged. I recalibrated…