In this part of the country,when ever you go to the authorised service center,first thing they say leave your Laptop for 5 working days,after 5 working days receptionist say Engineer says to change the Mother Board.

Try to contact this guy in SofitelMr.Stephen 55826991/77117949,he is reasonable.

I had such problem and was asked to replace Mother Board,this guy repaired with QR 200/ it is almost 9 months still working.