Buttons and Icons At-a-Glance ● 134Icons in the Physical Devices ViewIcons in the Logical Devices ViewIcon DescriptionReady disk driveDisk drive with free spaceDisk drive with no free spaceFailed disk driveHealthy global or dedicated hot spareHot spare with error (see page 76 for more information)Hot spare being built into logical drive after disk drive failureHot spare built into logical drive after disk drive failureLocked upgrade feature that can be activated with a feature key (see page 19 for more information)Icon DescriptionLogical driveLogical drive with healthy hot spareLogical drive with a snapshotLogical drive being initializedLogical drive being modifiedLogical drive being rebuilt after disk drive failureLocked upgrade feature that can be activated with a feature key (see page 19 for more information)