Apple MacBook Pro 17-inch (original, Core 2 Duo, 2.4GHz, Late 2007 CTO, Early 2008, and Late 2008) - Manual (Page 46)

MacBook Pro 17-inch (original, Core 2 Duo, 2.4/2.6GHz, 2008) Take Apart — Keyboard 46
The MacBook Pro 17-inch (2.4GHz and Early 2008) keyboard may simply fall free of the top 19.
case if you lean it toward you top first.
Note: For instructions on keyboard removal for the MacBook Pro (17-inch original) and
MacBook Pro (17-inch Core 2 Duo), skip forward to step 21.)
Lift the MacBook Pro (17-inch 2.4GHz and Early 2008) keyboard up and away from the top 20.
case to release the tabs along the bottom edge and carefully thread out the flex cables.
Important: During this procedure, do not allow the tabs or metal edge of the keyboard to
scrape along the cosmetic surface of the top case; otherwise damage can result.