We ve swapped the cpu fan and the front case fan from other working optiplex 3010 s and the message still appears.
Dell optiplex cpu fan error.
Refer to the user manual of your dell pc.
Air vents may be located in various places depending on the pc model.
Check the air vents on the pc for dust or debris.
Better you go to the dell service center with your purchase bill.
Cleaning the air vents on your dell pc.
This forum is mainly user to user with occasional moderation or additional knowledge by a rockstar or dell employee.
There is a sensor for temperature on the board and on the power supply.
Use a can of compressed air to remove dust or debris from the air vents dust filters if any and cooling fan fins.
It does not seem like the motherboard is sensing the fan s properly.
New optiplex 390 fan failure message we believe it is a sensor error.
All of the fans inside the system are running normally.
If you have an optiplex stating its model number and size speeds troubleshooting.
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Previous rear fan failure press f1 to continue.
There is no fan on the hd but yet we get the hd fan failure error and system fan at start.