You will need to reset the phone.
Hold the UP volume button + Home button + Power button until phone startedI didn't have to reset it to factory
how do i do that?
Hold the UP volume button + Home button + Power button until phone started
Let it restart and it will be working fine after that
with the battery in or out?
Batt out then in again
how long befor it restarts?
when you hold the 3 buttong it will restart
nothing is happening
lets try to turn it on as you normally do
but screen still blank
Try follow these steps here
it has the steps to hard reset the phone
were you able to go thru the steps
i cant see anything on my screen. i am holding the UP volume + Power + Home but nothing.
Is the phone still in warranty?
What happens when you remove the battery, put it back then plug in the charger?
i think the phone will will need to be take to a phone store/repair center
k. what to think may be the problem?
it will either be the circuit board or a dead battery
If the phone does not react to the charger it may be the charger