How do I replace expansion accessories?

To remove accessories:

1) Confirm that the power of the aircraft is turned off.

2) Loosen the screws on both sides of the accessory and remove the accessory.

3) Insert both ends of the protective cover into the corresponding slots.

To mount accessories:

1) Confirm that the power of the aircraft is turned off.

2) Twist gently to remove the protective cover of the expansion accessory interface.

3) Align the screws on both sides of the accessory with the screw holes, and tighten the screws.