Western Digital My Book Thunderbolt Duo User Manual - Manual (Page 25)

MY BOOK THUNDERBOLT DUO
USER MANUAL
REPLACING A DRIVE – 21
Replacing a Drive
This chapter includes the following topics:
Determining Which Drive Failed
Contacting WD Technical Support
Removing and Replacing the Drive
Determining Which Drive Failed
Whether the application is running or not, the WD Drive Utilities software continuously
monitors the operational condition of your My Book Thunderbolt Duo drives. When a
drive fails, the utility displays a warning message, depending on the configuration of your
system:
For a striped RAID 0 configuration:
For a mirrored RAID 1 configuration:
For an individual drives JBOD configuration:
As prompted for a RAID configuration, use the WD Drive Utilities software to determine
which drive has failed. (See “Checking the Device Status” on page 12.)
For a JBOD configuration, the warning message indicates the drive that failed.
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