40011 is generally due to the gimbal crooked after replacing the gimbal components, and an error is reported after the gimbal is calibrated. The usual solution is to log in to DJI's internal account, and then you can see the special firmware, which can be restored to normal after flashing the special firmware.
40021 is caused by a mismatch between the lens and the IMU due to the replacement of the pan/tilt lens. Generally occurs on air2/air2s. It can be solved by replacing a set of lens and IMU. Or use the software made in China。
40021 is caused by a mismatch between the lens and the IMU due to the replacement of the pan/tilt lens. Generally occurs on air2/air2s. It can be solved by replacing a set of lens and IMU. Or use the software made in China。