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Dell PowerEdge R720 and R720xd Owner's Manual

Troubleshooting A Hard Drive

  • CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
  • CAUTION: This troubleshooting procedure can erase data stored on the hard drive. Before you proceed, back up all files on the hard drive.
  1. Run the appropriate diagnostic test. For more information, see Using System Diagnostics .

    Depending on the results of the diagnostics test, proceed as needed through the following steps.

  2. If your system has a RAID controller and your hard drives are configured in a RAID array, perform the following steps:
    1. Reboot the system and press <F10> during system startup to run the Lifecycle Controller, and then run the Hardware Configuration wizard to check the RAID configuration. See the Lifecycle Controller documentation or online help for information on RAID configuration.
    2. Ensure that the hard drive(s) are configured correctly for the RAID array.
    3. Take the hard drive offline and reseat the drive.
    4. Exit the configuration utility and allow the system to boot to the operating system.
  3. Ensure that the required device drivers for your controller card are installed and are configured correctly. See the operating system documentation for more information.
  4. Reboot the system and enter the System Setup.
  5. Verify that the controller is enabled and the drives are displayed in the System Setup.
If the problem persists, try troubleshooting the expansion cards or see Getting Help.

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