You will need
  • - Speed Fan;
  • - AIDA.
Start with a program that allows you to track changes of temperature critical devices. To implement this process, there are a huge number of utilities. The most popular of them: Speed Fan, Speccy, AIDA PC health. Select the appropriate software and install it to your computer.
If you don't want to use third-party tools, turn on the computer and open BIOS menu. Open the menu and view Status indications built-in sensors. Disadvantage of this method is that you can't estimate the degree of heating of the device during active operation.
Open the system case and locate the faulty fan. It should be noted that if the blades of the cooler not spinning, it does not mean that the fan is broken. Make sure that the power cord of the cooling device are connected to the correct connector.
Rotate the finger of the blade to ensure that the reason is not pollution device. Close the housing unit. Then restart the computer. Again enter the BIOS by pressing the Delete key.
Click Advanced Settings. Find submenu Fan Control. Select Always On. This method is particularly relevant when dealing with mobile computers. In these devices, the cooler may be automatically turned off to save energy.
Run the Windows operating system and install Speed Fan, if you haven't done this before. Open this program and navigate to the first tab.
Select the speed of each cooler. For this you need to fill with values from 1 to 100. Minimize the window but do not close it.
Open control panel, select "System and security". Click "power options". Settings cooling mode Active. Disable the shutdown coolers to save energy.