s41

Hello, my brother has a lenovo s41 laptop, with windows 10 home, a core i3 5005u, a gtx 940m 2gb, 8gb of kingston hyperx ddr3 1600mhz single channel ram and a 1tb hdd. Today, when he tried to turn it on, the laptop would turn (power button iluminated in white) but without image on the screem...