A “System Fan Failure or Error: CPU Fan Failed” message and boot-up screen mean that a computer is having issues connecting to the fan of the system. In most cases, the system fan failure will restrict the access to computer system and operating systems. The users can get stuck on the system fan failure screen upon booting their computers some time it results into black screen.

This type of failure is common on diverse computers that run the Microsoft Windows Operating System like Dell. There are a number of reasons that are responsible for this error. Some require minimal repair while as in some cases the whole fan needs to be replaced.

Steps to fix the fan error:

In order to resolve the fan error you need to perform the following steps with high accuracy:

• Setp1:First of all, you must disconnect the supply of power from your system. This can be done by unplugging your computer from the circuit of an electrical current.
• Step2: In the next step, you need to remove the side panel from the system. This can be done as under:
• You need to remove the side panel retaining screws. There are usually one or two screws on the back of the left side, lose them all.
• Slide the panel off to expose the inside of the PC.
• Step3:Once you remove the side panel ensure that fan is properly plugged into the motherboard of the system. If any connection is crooked, make sure to unplug the system fan and plugin it back into the appropriate location. You should also remove the dust and trash from the fan because dust may also be responsible for the occurrence this error. Also, make use of your finger to spin the fan to ensure that the fan is not stuck while moving.
• Step4:When you finish the above step, attach the side panel of your Dell computer back and turn the device on. Your system will now be working properly.

If you are still facing the error, you need to determine the CPU Fan Check value for your computer configuration follow these steps:

• Active heat sink; cooling fins directly on the processor with a fan sitting on top of the fins.
• Hardware monitor/CPU fan check = ENABLED
• Passive heat sink; cooling fins on the processor without a fan directly on top.
• Hardware monitor/CPU fan check = DISABLED
• Fan duct leading to a fan sitting on or directly over the processor cooling fins.
• Hardware monitor/system fan check = ENABLED
• Fan duct without any fan
• Hardware monitor/system fan check = DISABLED

If the value is modified than what is currently set, change the value as follows:

• Select the CPU Fan Check and press Enter.
• Select the correct value (ENABLED or DISABLED) and then press the "Enter" button.
• Save the settings and then exit.
• At last, you need to restart your computer.

After following these steps, if you still are not able to correct the fan error, then there is a need to replace the fan. You need to contact a technician. You can take help from Dell Support Number New Zealand. They provide the best service for Dell system no matter what the error is.