ESC errors

[alan22112]

Phantom 4 been idle for couple of months, powered it up and have four ESC errors and cannot fly, anyone got a thougth on this problem.

 

[Deleted member 62848]

Try imu calibration see if come right

 

[alan22112]

Try imu calibration see if come right

Thanks for sugestion, however fault remains after imu calibration.