Why does my BIOS keep saying CPU fan error?

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. And 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.

How do I ignore my CPU fan?

BIOS -> Monitor -> Fan Speed Monitor You now need to select CPU fan. Two options will popup – Monitor and Ignore. Select Ignore.

How do I know if my CPU fan is bad?

How To Identify Signs of CPU Fan Failure

  1. Noise. It may surprise you, but a computer fan will run quietly.
  2. Overheating.
  3. Error Messages.
  4. Video Card Problem.
  5. Reinstallation.
  6. Dust in the CPU Fan.
  7. CPU Bearing.

How do I access BIOS fan control?

System fan control settings in BIOS can be changed to meet the needs of your system usage model….Follow these steps to view or change system fan control settings:

  1. Press F2 during start to enter BIOS Setup.
  2. Select Cooling.
  3. Fan settings are shown in the CPU Fan Header pane.
  4. Press F10 to exit BIOS Setup.

What does fan error mean?

Many things can cause a CPU 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.

How do I force my CPU fan to start?

How to Manually Power on CPU Fans

  1. Start or restart your computer.
  2. Enter the BIOS menu by pressing and holding down the appropriate key while your computer is starting up.
  3. Locate the “Fan Settings” section.
  4. Look for the “Smart Fan” option and select it.
  5. Select “Save Settings and Exit.”

What if CPU fan is not working?

Shut down your PC. Press the power button and immediately press F2 to enter into BIOS setup. Press F9 (or the load defaults button shown on the BIOS screen) to reset your BIOS. Press Esc or F10 and select “save and Exit” press Enter and allow your system to restart then check if the fan now works.

How do I test my CPU fan?

Testing an Installed Fan

  1. Download and install SpeedFan.
  2. Launch SpeedFan and wait a few minutes for it to retrieve data.
  3. Examine the information presented in the main program window.
  4. Check the RPM data for your CPU fan and compare it with the normal RPM range listed in the manual or specifications sheet for it.

Why is the CPU fan not working?

There are three main reasons why your CPU fan is not spinning properly: the fan is clogged with dust, wires might get stuck in the fan or the fan does not get enough energy supply to spin. But the possibilities and consequently, the potential culprits are endless.

What happens if CPU fan stops working?

CPUs with dead fans will overheat. Computers usually have built-in safe guards to shut down or slow down the CPU when it gets too hot to prevent it from breaking. However, if the computer’s safeguards fail or don’t kick in fast enough the CPU can get above its maximum operating temperature and literally burn out.

How do I manually turn on my CPU fan?

How do I check fans in BIOS?

Follow these steps to view or change system fan control settings:

  1. Press F2 during start to enter BIOS Setup.
  2. Select Cooling.
  3. Fan settings are shown in the CPU Fan Header pane.
  4. Press F10 to exit BIOS Setup.

How do I know if my CPU fan is broken?

The fastest way to tell if your computer’s fan has stopped working is to visually inspect it. If it’s a desktop computer, you can usually see the fan rotating on the back of the case. If the fan is not moving, you must replace it immediately, before using your computer further.

Does BIOS control fan speed?

Whether one of your business computers is experiencing an overheating issue or just running a bit hot, turning up the fan speed will increase the internal airflow, helping your computer cool down. The BIOS menu is the place to go to adjust the fan speed.

How to fix Asus CPU fan errors on startup?

What Causes ASUS CPU Fan Errors on Startup? Fix 1. Make Sure CPU fan is Connected Properly Fix 2. Set CPU Fan Speed Lower Limit Fix 3. Disable CPU Fan Speed Monitoring in ASUS BIOS Fix 4. Update BIOS Fix 5. Check fan Settings in BIOS Fix 6. Replace The CPU Fan Fix 7. Clean the CPU Fan Fix 8. Try an alternate CPU fan header

How to fix the CPU fan speed monitoring not working issue?

Fix 1. Make Sure CPU fan is Connected Properly Fix 2. Set CPU Fan Speed Lower Limit Fix 3. Disable CPU Fan Speed Monitoring in ASUS BIOS Fix 4. Update BIOS Fix 5. Check fan Settings in BIOS Fix 6. Replace The CPU Fan Fix 7. Clean the CPU Fan Fix 8.

How do I fix the fan on my CPU?

Check the CPU fan’s settings in BIOS. You can use it to troubleshoot tech issues and make sure everything is as it should be. Open BIOS, then select Advanced Settings > Hardware Monitor > CPU Fan. Enable Active Heat Sink and Fan Duct with Fan and disable Passive Heat Sink and Fan Duct without Fan.

Why is my fan not working in BIOS?

Incorrect fan settings in BIOS. Dust and debris slowed down the fan RPM. The fan is broken permenantly. This error may be related to hardware or software so the fixes may differ for each user. Users who are using Corsair or NZXT Kraken AIO CPU cooler mistakenly connect the wrong pump header in the motherboard.

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