Dell PowerEdge T300 User Manual
Page 154
154
Troubleshooting Your System
•
One or more hard drives not recognized by the system.
Action
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.
NOTICE:
This troubleshooting procedure can destroy data stored on the hard
drive. Before you proceed, back up all files on the hard drive.
1 Run the appropriate online diagnostics test (see "Using Dell PowerEdge
Depending on the results of the diagnostics test, proceed as needed
through the following steps.
2 If you are experiencing problems with multiple hard drives, skip to step 6.
For a problem with a single hard drive, continue to the next step.
3 If your system has a SAS RAID controller, perform the following steps.
a
Restart the system and press <Ctrl><R> to enter the host adapter
configuration utility program.
See the documentation supplied with the host adapter for information
about the configuration utility.
b
Ensure that the hard drive has been configured correctly for the RAID.
c
Exit the configuration utility and allow the system to boot to the
operating system.
4 Ensure that the required device drivers for your SAS controller card or SAS
RAID controller are installed and are configured correctly. See the
operating system documentation for more information.
5 Verify that the controller is enabled and the drives appear in the System
Setup program (see "Entering the System Setup Program" on page 41).
6 Check the cable connections inside the system:
a
Turn off the system, including any attached peripherals, and
disconnect the system from the electrical outlet.
b
Open the system (see "System Cover" on page 66).
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