The top edge of the keyboard should not overlap the
4.Position the plastic strip above the keyboard then push it back until it snaps into place. The strip fits tightly but should not obstruct the function keys.
5.Slide the plastic caps over the screws on each side of the case and snap them into position Make sure you use the correct cap for the left or right side; they do not slide into place on the wrong side.
After you have replaced the keyboard, check that the keys operate smoothly. If any of the keys stick, press back again on the plastic strip under each hinge cover and in the center of the plastic strip. If the keys still stick, repeat the keyboard replacement procedure.