3.5. Calibration (operate when necessary)
Click the Advanced Settings button to open the Advanced Settings page.
![](https://docs.yangdaonline.com/~gitbook/image?url=https%3A%2F%2F1851866520-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FIWx9bMxy88NRLPUcOemU%252Fuploads%252F7WpHdg0JuU29PW2wxV9l%252Fimage.png%3Falt%3Dmedia%26token%3D1bcd8943-e21f-42fc-b6f4-d1b0a99015a2&width=768&dpr=4&quality=100&sign=6d62f726&sv=1)
3.5.1. accelerometer calibration
Accelerometer calibration is required if:
If the drone is not being used for more than 10 days.
Receive the drone and test it for the 1st time.
![](https://docs.yangdaonline.com/~gitbook/image?url=https%3A%2F%2F1851866520-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FIWx9bMxy88NRLPUcOemU%252Fuploads%252FwxY5BywKUv5L6JtkLvNx%252Fimage.png%3Falt%3Dmedia%26token%3Df49d10d4-b3d0-47fb-bf10-90a14a3bf530&width=768&dpr=4&quality=100&sign=ddd50234&sv=1)
3.5.2. Compass calibration.
Compass calibration is required when drone is equipped with one GPS module, if drone is with RTK or D-GPS, compass calibration is no longer needed.
![](https://docs.yangdaonline.com/~gitbook/image?url=https%3A%2F%2F1851866520-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FIWx9bMxy88NRLPUcOemU%252Fuploads%252FLvTCYzKu7gx0gLu6SK3y%252Fimage.png%3Falt%3Dmedia%26token%3D515d28d0-f0b7-49b4-9191-9c5fe11ae752&width=768&dpr=4&quality=100&sign=95ed3e62&sv=1)
3.5.3. Remote control mode check
Change the flight mode on radio controller and chcek from the ground station whether the mode on ground station software is consistent.
![](https://docs.yangdaonline.com/~gitbook/image?url=https%3A%2F%2F1851866520-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FIWx9bMxy88NRLPUcOemU%252Fuploads%252FiS811qijSzFTU3LuvsLN%252Fimage.png%3Falt%3Dmedia%26token%3D8aed76dd-ead3-47b1-85ac-60706e6160e3&width=768&dpr=4&quality=100&sign=83b8c5c8&sv=1)
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