Opening her up is a challenge. You need lots of fingers as she keeps snapping back. Do not take out the motor screws as u don't need too. There are 4 screws on each arm that need to come out. one at the very tip. Two just back of the motor and one near the leg. Use cred cards to keep it open as u go around unsnapping the top cover. Kind of pinch the bottom shell as u do it. There are YouTube videos that show how. Don't be surprised if u find the connector broken off the main board. U will need someone who can solder electronics. If u have never done it don't try. "Hunch" on here can do it. He is in Minnesota.