Apple MacBook Pro 17-inch (original, Core 2 Duo, 2.4GHz, Late 2007 CTO, Early 2008, and Late 2008) - Manual (Page 58)

MacBook Pro 17-inch (original, Core 2 Duo, 2.4/2.6GHz, 2008) Take Apart — Keyboard 58
With a black stick, burnish down the edges of the protective cover that were lifted. 19.
Run your finger along the film, where shown, to secure it over the edges. 20.
Reassemble the computer. 21.
Quick Test
Testing the computer should include checking the keyboard and trackpad function. •
Operate the computer in a darkened room to check for keyboard backlight function, and •
light leakage around the perimeter of the keyboard, speaker grill openings and side ports.