Apple MacBook Pro 17-inch (original, Core 2 Duo, 2.4GHz, Late 2007 CTO, Early 2008, and Late 2008) - Manual (Page 56)

MacBook Pro 17-inch (original, Core 2 Duo, 2.4/2.6GHz, 2008) Take Apart — Keyboard 56
To install the small flex, use the pointed end of a black stick to support its middle, then with 14.
your finger, guide the loose end back and into the open connector. Secure the locking tab.
Install Kapton tape over the flex and connector as shown. 15.