Pay Attention: If some keys will don't work after installed ,this is not because keyboard is broken ,the most posiibility is ribbon cable don't connect well with your laptop ,pls try to reconnect more times .Many customers solve this problem after did this. We tested every keyboard before shipping ,please be assured the purchase. thanks xBacklit : YES xColor : Black xLayout : US keyboard layout xStatus : Brand new Compatible Models: forLenovo IdeaPad Y700 Y700 15ISK Y700 17ISK Y700 15ACZ