One thing to try is reseat the fan connection to the motherboard.
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Please see update your dell pc s bios in 99 seconds.
However in this case it would appear the safety feature has failed rather than the actual fan.
Open bios then select advanced settings hardware monitor cpu fan.
If the issue persists after updating the bios then the system fan may have to be replaced.
Disconnect the power from your computer by unplugging your computer from an electrical current.
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Cleaning the air vents on your dell pc.
Check the cpu fan s settings in bios.
If any connections are.
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We need to get the hard drive replaced.
You may also follow the steps below to reset the bios to defaults and see if it helps.
Refer to the user manual of your dell pc.
This is an extra safety feature that dell uses in case a fan does fail the user will see the failure and avoid potential harm to the pc cpu.
Remove the side panel.
It can occasionally be used to troubleshoot tech issues and to make sure everything is as it should be.
Backup data by.
I got a laptop dell inspiron n4050 and it s running really well until i noticed yesterday that the fan has stopped and my laptop has.
Inside the machine ensure that each system fan is correctly plugged into your motherboard.
Use a can of compressed air to remove dust or debris from the air vents dust filters if any and cooling fan fins.
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Save your changes and exit bios.
Now rerun the diagnostics if the issue persists we need to replace the fan.
How to fix system fan failure 1.
Enable active heat sink and fan duct with fan.
Air vents may be located in various places depending on the pc model.
Disable passive heat sink and fan duct without fan.