MacBook (13-inch) Additional Procedures — Mitsumi Keycaps — 312
2. Check both sides of the hinge piece. Note that the top plane of the hinge piece has two barely
visible recessed circles, and the end pins t into the hooked slots on the anchored plane inside
the keycap well.
3. With the hinge piece held vertically, position it into the hooked area (1), and slide it forward (2)
so it becomes anchored in place and can fold down fully at.
Replacement Note: If the hinge piece is upside-down, it will not lay fully at.