Try some USB keyboard and mouse.
But also try System Restore (not recovery!) to yesterday. (I'll not duplicate the web on that?)
-> Finally almost all i7 laptops are under warranty. I suggest you use it.
Hi.. I have w7 laptop with i7 processor. Today when I power on my laptop it's cursor and keyboard was nt working. I shut down it with power button and again try to on but problem not solved. Plz help me