How to fix the iPhone Black Screen of Death?
my screen is completely black, tried a hard reset and the emergency light and sound works but screen stays black
[Re-Titled by Moderator]
In which circumstances, what iPhone model, was it a new or old iPhone? It could be the battery, it could be a failure of the system, it could be software problem. If it's the battery it can be replaced
If your iPhone won't turn on or is frozen – Apple Support (UK)
