?Unique?This Keyboard Is With Backlight, But Without Pointer Stick!!! Compatible With Dell Latitude E5420 E5430 E6220 E6320 E6330 E6420 E6430 E6440 Series Laptop. | | ?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. | |