Hello ive recently replaced a smashed screen on a HP stream 11 pro but now the screen is really really dark and I can only just see the login box on start up I cant figure out what it is im not even sure if uts back lit and or has a inverter, when I started it up with smashed screen it was bright changed screen then dark on new screen then I thought maybe faulty new screen and put the smashed on and now thats dark lol im stumped any help wouls make my day thanks