Many things can cause aCPU fan error, but the common culprit is dust. Other issues can also be the cause, ranging from a loose fan connection to a failed fan.

Dust may accumulate in your computer over time and prevent the heat sink from working correctly. This will make it difficult for your CPU to cool itself down, causing a CPU fan error.

Fortunately, you may fix this issue on your own without calling a technician.

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What Is a CPU Fan Error?

A CPU Fan Error occurs when your system has an issue with one or more of its fans not spinning correctly, which can cause it to overheat and shut down unexpectedly. Your computer may have a faulty motherboard, broken wires, or other internal malfunctions that are preventing air from circulating correctly within your device.

You could also be experiencing a more common problem with your system, which is simplydust buildup. A CPU Fan Error will cause your computer to turn off without warning and can be very frustrating if it occurs in the middle of an important task or presentation.

To troubleshoot your fans when not spinning, first ensure that nothing prevents the fan blades from turning, such as loose wires, cable ties, or even dust.

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How the CPU Fan Error Appears

CPU fan errors typically appear during a startup or boot process in Windows. These types of errors display a message such as:

What to Do When CPU Fan Error Appears

If the CPU fan error appears, attempt to turn off the computer as soon as possible. Unplug all cables attached to it if you see smoke or sparks coming from the machine. If you may shut down the system quickly enough, your data will still be intact, and it should allow you time to repair or replace your cooling device.

How to Fix a CPU Fan Error

CPU fan errors can be resolved in several ways. The first step is to ensure that your computer is clean and free of dust buildup. Also, check your power supply connections because the fan will not work without an electrical current passing through it.

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If you’re experiencing a CPU fan error, then it might be worth taking apart some critical parts of your device and cleaning them off to remove excess debris.

If your fan is not getting power, the problem could be a blown fuse, inadequate power supply, or incorrect wiring. The best thing is that you may check these things by yourself if you know how to take apart and reassemble your computer.

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