Hello, that is the case, when i press the power-on button of my laptop after ones seconds my Vyper 15 incredibely shutdown (this thing only this pass me since a time to now, but, to the third trying it must work), what kind of problem pass it, some problem relating with the battery perhaps?. Yours would probe it with the battery like how main power to acotate the problem if is still the same or deaconsegeate it due to it can put the things worst?. Can some technician of pcspecialist illuminate my with the resolution of the problem?, i has very forgive whith them.