black screen

Hello, my lg g3 verizon yesteday it shutdown itself and when i try to power on after the LG text goes to black screen and i can't do nothing? . I have make the factory data reset but nothing change. i try to put on Download Mode but stay 10 second and goes black screen again. Anyone have an idea?

CyanogenMod users have had to suffer with the inability to Chromecast! Until now any attempts to cast video or images to your Chromecast from a device with CyanogenMod installed resulted in a black screen. The bug was present when using many Google apps including Google photos and some other...