IBM V7000 Introduction And Implementation Manual page 358

Create Pool
The
Several filter options at the top of the window allow you to limit the selection, for example, by
storage subsystem, capacity, and so on. Several MDisks can be selected by pressing the Ctrl
key while clicking the MDisks listed with the mouse. Also, the Detect MDisks icon initiates a
SAN discovery for finding recently attached external storage systems.
Figure 8-27 Create storage pool - step 2
To add an unmanaged MDisks to an existing pool, select the MDisk, then click
Actions  Add to Pool (Figure 8-28).
Figure 8-28 Add an unmanaged MDisk to a storage pool
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window (Figure 8-27) lets you include unmanaged MDisks in the new pool.