Or is the leakage
Flash, and then use our leakage trick video method try
Still no good next
The current
If the ammeter pointer has a brief pause in the rising process, rise again, basic can be sure the power, reset, clock, all ok

Let me summarize the most current response, concrete have to trigger on the practice, this chapter is for reference only:
First of all have to rely on computer
Insert the computer has a reaction that power supply no problem, the best way to fix this fault is flash, wrong reading the newspaper, including samsung and counterfeit,