HP 3Gb SAS Switch for HP BladeSystem c-Class - Manual (Page 21)

c. After a moment, the display is refreshed, with the new, unsaved zone group displayed
in the navigation tree. Click Save Changes. When the save is completed, the entry in the
navigation tree is updated and shows that it is not assigned to any server device bays.
NOTE: Until a server device bay is assigned a zone group, it cannot access the storage.
21