Article ID : 00026552 / Last Modified : 08/16/2015

Error: CPU Fan is abnormal, press F2 to setup.

Applicable Products and Categories of This Article

IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.

Follow this procedure to resolve the error: CPU Fan is abnormal, press F2 to setup.

  1. Reset the BIOS to the default values .

    NOTE: If the issue is not resolved, continue with this solution.

    WARNING: There is a risk of personal injury. If caution is not taken to disconnect the computer from AC power, injury can result.

    WARNING: There is a risk of hardware damage. Use a grounding strap to prevent static electricity from damaging internal components.

  2. Turn off the computer.
  3. Disconnect all peripherals from the computer.
  4. Unplug the AC power cord from the computer.
  5. Open the computer case.
  6. Ensure all the internal power connectors are firmly seated.

If the issue is still unresolved, service may be required.

For all Sony products (EXCEPT VAIO computers): To send your product to a Sony facility to be repaired or to check the status of the a repair, visit our eService web site.


For VAIO Computer products: Please call 1-888-4SONYPC (476-6972) for service information for your product. To check the status of your VAIO product repair, have your phone number or Best Buy service number available and call 1-800-433-5778.