Chosen Solution

Hey everyone… I just replaced my phone broken screen and digitalizer. And it was just yesterday that my phone was in my pocket and was switchedoff…. But when i turned it on it showed me a black screen. But my phone turns on and i can even unlock the pattern lock and here notifications and even play music…. Someone please help me… Update (06/10/2017)

it looks like this now

You LCD went bad or got disconnected. You should open it up and make sure all cables or connected