does the screen not even light up? do you hear any chimes when you try to start it up?
are you willing to try opening it yourself? there's not much other debugging you can do at this point if it doesn't even power up, I would think, without looking inside. If lucky, perhaps just some connection has come loose, but on the other hand the fall may have physically damaged something serious like the logic board. no way to easily tell from outside if there's not even the slightest sign of life when you try to power on.
the repair guide for your model should be here, assuming it's identified it on the right