Troubleshooting A Hard Drive - Dell DL4000 Owner's Manual

If the memory settings match the installed memory but a problem is still indicated, go to step 12.
5. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
6. Open the system.
7. Check the memory channels and ensure that they are populated correctly.
8. Reseat the memory modules in their sockets.
9. Close the system.
10. Enter the System Setup and check the system memory setting.
If the problem is not resolved, proceed with the next step.
11. Open the system.
12. If a diagnostic test or error message indicates a specific memory module as faulty, swap or replace
the module with a known good memory module.
13. To troubleshoot an unspecified faulty memory module, replace the memory module in the first
DIMM socket with a module of the same type and capacity.
If an error message is displayed on the screen, this may indicate a problem with the installed DIMM
type(s), incorrect DIMM installation, or defective DIMM(s). Follow the on-screen instructions to
resolve the problem. For more information, see General Memory Module Installation Guidelines.
14. Close the system.
15. As the system boots, observe any error message that is displayed and the diagnostic indicators on the
front of the system.
16. If the memory problem is still indicated, repeat step 12 through step 15 for each memory module
installed.
If the problem persists after all memory modules have been checked, see

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
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:
a. 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.
b. Ensure that the hard drive(s) are configured correctly for the RAID array.
c. Take the hard drive offline and reseat the drive.
d. 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.
Getting Help.
Using System Diagnostics.
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