The most common way to trigger this error is not having a fan plugged into the CPU_FAN header on the motherboard (Or it’s not plugged in correctly).

Spoiler alert: A couple of these reasons do, in fact, cause the error to appear despite a CPU fan being plugged into the proper fan header, so the obvious answer may not always be the correct one. Now that we have a general idea of what the CPU Fan Error means let’s take a look at some of the most common causes. Possible Causes & How to Fix “CPU Fan Error” It ensures that unsuspecting PC Builders don’t accidentally cause irreparable damage to their hardware. It’s a useful safety measure from your motherboard to keep your CPU from overheating. On a very basic level, the CPU Fan Error Message is the motherboard’s way of telling you that it does not detect a cooling device for your CPU.Īnd because running a CPU without a cooler is a good way to destroy the integrity of your processor, the motherboard prevents the PC from booting. What Does the “CPU Fan Error” Message Mean? We will also go through the types of cases where a simple fix won’t be possible and what that means for you going forward. In this article, we will go through the most common scenarios that may be causing the error and provide instructions on how to fix each one. In fact, even if your CPU cooler is plugged in and operating properly, you may still receive this error.

The CPU Fan Error encountered on Motherboards from ASUS and other Brands somewhat falls into both of these categories – it seems obvious what’s causing it to appear, but the fix isn’t quite as straightforward in some cases. Sometimes the error is easy to decipher and quick to fix, but most often, you’ll be left to manually copy-paste it into Google Search to see what the heck is going on. Nothing is more frustrating than turning on your PC only to be shown a cryptic error message that hinders you from getting some work (or fun) done. “CPU Fan Error!” – is being displayed on your monitor, and your PC won’t boot? AIO Pump Installed into the CPU Fan Header.Possible Causes & How to Fix “CPU Fan Error”.What Does the “CPU Fan Error” Message Mean?.

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