I cant your my keyboard on my computer and when i start up it say no hard drive

robt 0707

Nov 7, 2011
key board prob:
i can use my keyboard on bois but when it comes to window i cant use it
(also i cant use the mouse it has a cursor in the midle but its not moving)
also it thus install both mouse and keyboard but i cant use it)

hard drive problem:
my hard drive is properly put in and its on sata blue number 3 the bois detected it
pls help i have been working on my new mobo for 2 weeek pls help
i arranged the ram from wat the book says i install every thing properly wat went wrong pls help

mobo- p8z68 v pro
key board-; ordinary keyboard by hp.. my other key board is logitech g series G110
mouse: R.A.T. 3
other mouse ordinary mouse by hp
cpu: cooler thermatake OCK
cpu: intel 2400 5i
grapics card -none ( i have one but i didnt put it yet waiting tell i fix the mobo prob)
pls help me