Lenovo ThinkServer RD240 Software User's Manual page 265

solution provides protection to the data in the event of theft or
loss of drives.
c. Select unconfigured drives from the list of drives and click Add>
to add them to the drive group.
The selected drives appear under Span 0 below Drive Group 0,
as shown in
Figure 8.8 Span 0 of Drive Group 0
d. Click Create Span to create a second span in the drive group.
e. Select unconfigured drives from the list of drives and click Add>
to add them to the drive group.
f. The selected drives appear under Span 1 below Drive Group 0,
as shown in
Creating a New Storage Configuration
Figure 8.8.
Figure 8.9.
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