Cause analysis:
1. Computer poisoning or malware;
2. CPU fan is broken, CPU temperature is too high, overheating protection;
3. The power supply is broken, or new hardware is added, and the power supply is insufficient;
4. The graphics card or the graphics card fan is broken;
5. The main board is broken and the core of the main board is overheated.
Solution:
1. Download Ruixing antivirus software to check whether the computer is poisoned or infected with malware. If there is a virus, it is recommended to use a combination of antivirus software. If not, reinstall or restore the system.
2. Download master Lu's software, test the temperature of each hardware of the computer, open the chassis, check whether the CPU fan and graphics card fan rotate normally, find out the problem, and change a CPU fan. About 30-100 yuan. (cqjiangyong summary: CPU fan failure is the most common automatic shutdown problem)
3. If the computer is equipped with an independent graphics card and the power supply is not enough, it can only be replaced with a higher power supply. If the power supply has been used for a long time and is unstable, it should also be tested with another power supply.
4. Turn it off and touch the South Bridge, North Bridge chip and graphics card chip of the main board. If it is very hot, it may be broken and need to be sent for repair.
The above is the solution to the frequent automatic shutdown of win7 system playing hero League. If someone around you encounters such a situation, please refer to this tutorial to solve it.