iPhone 5 S black screen

[christa7766]

iPhone 5 S black screen - power is on because phone does ring when it receives calls, but screen remains black, even with hard reset of power and home buttons. Help!​

 

[J. A.]

Maybe charging it will help.

If it doesn't, put it into recovery mode and restore it:
If you can't update or restore your iPhone, iPad, or iPod touch - Apple Support