Replacing Failed Hard Disk Drives - NEC Express 5800/320Lc User Manual

Replacing Failed Hard Disk Drives

Follow the procedure below to locate and replace the failed hard disk. The failed hard disk
should be replaced with new device with the server powered-on.
How to Locate Failed Disks
1. From [Start], select [All Programs] - [RDR] and click [RDR Utility] to start [RDR
Utility].
2. From the tree on the left pane of [RDR Utility], select each disk and check the values of
[MTBF: Current] and [MtbfThresholdStatus] in the right pane.
TIP:
For RDR Utility, see "About RDR Utility" on page 3-16.
[Description of each MTBF value]
Property name
MTBF: Current
MtbfThresholdStatus
* The normal value denotes the value of when no error has occurred.
If either of the values is different from the normal value, the disk has an error.
Windows Setup and Operation
Description
Mean time between failures.
The status of comparing the MTBF value
with the threshold level (1200 seconds).
3-29
Normal value*
Unknown
Normal