Pg
21
Click on Compass option and then choose options APM 2.5
(Internal Compass) > then click on Live Calibration > And click
and follow the pop up message. Also, follow the steps given in
the image below.
You must follow every instruction given in the image below. Aim
for white dots and point the autopilot north, and rotate around
the pitch axis until level. Then, turn the autopilot 90 degrees,
and rotate around the roll axis until level. This method should
hit every white dot.