Teardowns I've Worked On
Guides I've Contributed To
Compare the short screws carefully before reinstalling them. The shouldered screws go in the holes on the front edge.
On my MacBook, the screw nearest the optical drive is 5mm long.
When replacing the logic board, route the DC-In cable around the front side of the aluminum post.
These are just the steps to remove the battery. For the trackpad itself see the Early 2011 Trackpad guide.