Saa: After some time of work, a blue screen appears on the monitor, no inscriptions. After restarting, everything works normally. Who faced such a problem? How to solve it? Operating system W7, etc. 3G and 4G operations.

Yesterday I went to work, the car stunned. I try to start again – it starts. Who faced such a problem? How to solve it? Color blue, cast discs, I pour 92th.