SUNMALL Keyboard replacement Compatible with Toshiba Satellite C850 C855 C855D L850 L855 L855D L875D P850 P875 P855 Black US Layout

【Specification】This keyboard is with ribbon cable but without backlit!!! Please see detail compatitable models at description., 【Compatible Models】Compatible with C850D C855 C855D C870 C875 C875D(Compatible L850 L850D L855 L855D L870 L870D L875D P850 P850D P855 P855D P870 P870D P875 P875D.Qosmio X870 X875), 【Solution of keys don't work】If some keys don't work after install ,You can try to reconnect the ribbon cable in case bad connected ,pls use a dry cloth to wipe metal head of the connect ribbon,then try to connect about few times,many customer solve this problem after did this.