Originally Posted by Kneph
My htc evo 3d got the black screen of death.. The battery has been acting up and was getting a weird blank battery with a "!" inside of it.. then the next day I unplugged it and nothing the screen stayed black but the bottom buttons are working and light up. So i went ahead and just replaced the LCD and Digitizer and still the same problem. I dont know if a bad batter can cause this but its my last guess really. If anyone could give me a yes or no thank you
Are you a root user? I've never experienced this until I flashed a sense 4 rom.
If your not a root user, it might be worth having it looked at by sprint techies