I'd suggest adding a quick step covering attaching the new keyboard and its backlight. I’m not sure if there is anything more to do than just lay the backlight in there, and that would be helpful to know.
Thankfully there is a helpful guide in the comments on this post for fixing the socket in the likely event that you snap the sucker clean off like I did:
I popped off the fan connection from the logic board...Fix?
I agree with Giunia. Just broke my fan socket off the board >_<