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iFixit is often a good first stop to find that kind of thing.

No videos, but the pictures look pretty good.
The "Lower Case" steps is probably pretty close to a complete teardown.

(First time I repaired a clamshell, it felt like I was playing with one of those puzzles with varying length pegs in different depth holes. Seems like every screw is a different size and length, so, this hint: keep careful track of screw locations and sizes as you go. This is a fun repair that can easily turn against you! :cool: )
 
I just made a post about this yesterday, kinda having some trouble after removing my handle off of my iBook
 
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