Dell PowerEdge 6850 System Installation Manual page 51

3. If the integrated SCSI host adapter controls the SCSI hard drives, restart the system and press <Ctrl><a> to enter the SCSI configuration utility
program.
NOTE: If your system has an optional RAID controller card or RAID on motherboard (ROMB) is enabled, restart the system and press <Ctrl><a> or
<Ctrl><m>, depending on the utility. See the documentation supplied with the controller for information about the configuration utility.
4. Ensure that the primary SCSI channel is enabled, and restart the system.
See the documentation supplied with the controller for information about the configuration utility.
5. Verify that the device drivers are installed and configured correctly. See the operating system documentation.
6. Remove the hard drive and install it in another drive bay.
7. If the problem is resolved, reinstall the hard drive in the original bay. See
If the hard drive functions properly in the original bay, the drive carrier could have intermittent problems. Replace the drive carrier. See
If the problem persists, the SCSI backplane board has a defective connector. See
8. Check the SCSI 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
c. Verify that the SCSI cable is securely connected to the SCSI backplane, and to the SCSI host adapter on the system board, or a SCSI host
adapter card installed in an expansion slot.
d. Close the system. See
9. Format and partition the hard drive. See the operating system documentation.
10. If possible, restore the files to the drive.
If the problem persists, see
Troubleshooting the Integrated RAID Controller
Problem
Error message indicates a problem with the optional integrated RAID controller.
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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.
1. Run the appropriate online diagnostic test. See
2. Enter the System Setup program and ensure that the Embedded RAID Controller option is set to RAID Enabled. See "Using the System Setup
Program" in your User's Guide.
3. Ensure that the integrated RAID controller is configured properly. See the RAID controller's documentation for information about configuration settings.
If the problem is not resolved, continue to the next step.
4. Turn off the system and attached peripherals, and disconnect the system from its electrical outlet.
5. Open the system. See "Opening the
6. Ensure that the following RAID components are properly installed:
Memory module
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RAID key
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"Opening the System."
"Closing the System."
"Getting Help."
"Using Server Administrator
System."
"Installing a SCSI Hard Drive" in "Installing Drives."
"Getting Help."
Diagnostics" in "Running System Diagnostics."
"Getting Help."