NEC Express5800 Series Maintenance Manual page 36

Chapter 1 Maintenance
[?] Drives are not recognized

Be sure no power issues exist.

Be sure no loose connections exist.

Update the components, if an update is available for any of the following components:
- Smart Array Controller firmware
- Dynamic Smart Array driver
- Host bus adapter firmware
- Expander backplane SEP firmware
- System ROM

Be sure the drive or backplane is cabled properly.

Check the drive LEDs to be sure they indicate normal function.

Be sure the drive is supported.

Power cycle the server. If the drive appears, check to see if the drive firmware needs to be updated.

Be sure the drive bay is not defective by installing the hard drive in another bay.

Be sure the replacement drives within an array are the same size or larger.

Be sure the replacement drives within an array are the same drive type, such as SAS, SATA, or SSD.

When using a disk array controller, be sure the drive is configured in a disk array by running SSA.

Be sure that the correct controller drivers are installed.

Be sure that the controller supports the hard drives being installed.

If SAS expanders are used, be sure the Smart Array controller contains a cache module.

If a storage enclosure is used, be sure the storage enclosure is powered on.

If a SAS switch is used, be sure disks are zoned to the server using the Virtual SAS Manager.

Be sure that RAID mode is enabled in System Utility.
[?] Data is inaccessible
 Are the files corrupt?

Run the repair utility for the operating system.
viruses exist on the server
 Do

Run a current version of a virus scan utility.
 If a TPM is installed, is it correctly enabled on the server?

Be sure that the TPM is enabled in System Utility. If the TPM is not enabled, follow the TPM
replacement recovery procedure in the operating system document.
 Does an encrypted file exist?

When migrating encrypted data to a new server, follow the recovery procedures in the operating system
document.
36
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Express5800/R120h-1E, R120h-2E Maintenance Guide
5. Troubleshooting