There are multiple pegs and plastic parts that must be removed for the donor board to fit properly. Follow the photographs and carefully remove them using pliers and a Dremel.



The cover that once held the trackball in place has to be cut for the laser lens to see through. Use your Dremel to remove a small portion on the right side.



Since there are two buttons on a regular mouse, the Apple mouse button won't line up with the button on the motherboard of the donor mouse.



We used a piece of plastic and glued it to the bottom of the button to line up with the button of the Dynex mouse motherboard. Putting it in the appropriate place at the right length may be tricky, so we recommend using a bit of tape for a trial and error method before adhering it permanently.