Why is my sons Samsung Galaxy 3 turning on then keeps blinking on and off?

[AC Question]

why is my sons samsung galaxy3turning on then keeps blinking on and off?

i have tried holding the power and volume buttons down,but does not help.

 

[B. Diddy]

Re: why is my sons samsung galaxy3turning on then keeps blinking on and off?

Welcome to Android Central! What exactly do you mean by blinking on and off? Does the screen keep turning on and off again? Is it a normal homescreen that you see? Does this persist after a reboot?