Administrator Guide

• The disk was removed from the enclosure.
• If the disk was in an enclosure that has been removed, that enclosure object must be deleted first.
Steps
1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere
Central.
2. From the SYSTEM menu, click Hardware.
The Hardware view is displayed.
3. Click the System tab.
4. In the System tab navigation pane, expand the Storage Center and select Disks.
The Disks view is displayed.
5. In the disks table, select the disk and click (Delete).
The Delete Disks dialog box opens.
6. Click Yes.
Restore a Disk
After a disk fails, Storage Center does not allow that disk to be managed again. If the disk is down for testing purposes then deleted, the
disk can be restored so that Storage Center can manage the disk again.
Prerequisites
The disk must be down, removed from the enclosure, and deleted from Storage Center.
Steps
1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere
Central.
2. From the
SYSTEM menu, click Hardware.
The Hardware view is displayed.
3. Click the System tab.
4. In the System tab navigation pane, expand the Storage Center and select Disks.
The Disks view is displayed.
5. In the disks table, select the disk and click Restore Disk.
The Restore Disks dialog box opens.
6. Click Yes.
Storage Center restores the disk and adds it to a disk folder.
Replace a Failed Disk
The Replace Failed Disk wizard identifies a disk and provides steps to replace the disk.
Prerequisites
The disk must be down
Steps
1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere
Central.
2. From the
SYSTEM menu, click Hardware.
The Hardware view is displayed.
3. Click the System tab.
4. In the System tab navigation pane, expand the Storage Center and select Disks.
The Disks view is displayed.
5. In the disks table, select the failed disk and click Replace Disk.
The Replace Disk wizard opens.
6. Locate the failed disk and click Next.
Storage Center Maintenance
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