my phone is on but my screen is off,i need to reset my phone.

[iMore Question]

my phone is no but the screen is off

 

[iOS Gravity]

Your screen is broken.

 

[jburke82]

Genius bar

 

[Jaguarr40]

Before you go to have your screen replaced and only if it is not cracked just for the heck of it hold in the Power and home button long enough to see if the Apple logo appears and comes back on. It won't hurt anything and if it does not go by the above advice.