9. Detach the ground wire on the mainboard.
10. Disconnect all mechanism connectors from mainboard.
11. Take out the mechanism.
12. Cut off the cable tie. Unfasten the 3 screws on the fixing tab of DC motor.
13. Replace with the new DC motor and connection wires.
Note: The colors of DC motor connection wires are, from left to right, yellow,
green, orange, red, gray.
14. Assemble the detached parts in the reverse order of the steps above.