Alert system fan failure at start up

Hello,
i have a Dell Precision workstation 420 mt and at boot up I get an alert system fan failure......how do i reparer it
2 answers Last reply
More about alert system failure start
  1. Open up the case, check the CPU heatsink fan is connected to the motherboard, if it is try booting up with the side panel still off, does the fan spin up?
  2. If the fans are all running, you can usually disable those fan alerts in the BIOS.
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