PowerBook G4 (17-inch) Take Apart -
27
Top Case
Important:
The top case should lay flat along the sides and top, if not, make sure
that cables and components are not interfering.
Also, make sure it is not held up by one of the metal tabs protruding down from the
top case. Carefully bend them slightly to fit if needed.
19. Install the front and rear side screws on both sides to hold the top case in place.