Win7 system to play League of Legends often automatically shut down the solution

Cause analysis:
1, computer poisoning or in the malware;
2, cpu fan bad cpu temperature is too high, overheat protection;
3, the power supply is broken, or new hardware is added, the power supply is insufficient;
4, the graphics card or the graphics card fan is bad;
5, the motherboard is bad, the motherboard core is overheated.
Solution:
1, download Rising anti-virus software to check whether the computer is poisoned or in the malware, if there is a virus, it is recommended to use a variety of anti-virus software combination anti-virus, or not, then reinstall or restore the system, you can solve .
2, download Lu master software, test the temperature of each computer hardware, open the chassis, look at the cpu fan, graphics card fan rotation is normal, find the problem, change a cpu fan. 30-100 yuan or so. (cqjiangyong Summary: cpu fan is bad, is the most common automatic shutdown problem)
3, if the computer adds a discrete graphics card, the power is not enough, it can only be replaced by a more powerful power supply, the power supply has been used for a long time, no Stable, then you have to change the power supply to test.
4, Shut down, touch the motherboard South Bridge, North Bridge chip, graphics chip, if it is very hot, it is likely to be broken, to be repaired.