Owners Manual

NOTE: To ensure proper expansion enclosure cooling, hard drive blanks must be installed in any

hard drive slot that is not occupied.

Pre-Replacement Procedures

Perform the procedures described in this section before replacing a component of the SC100/SC120

expansion enclosure.

Send Diagnostic Data Using Dell SupportAssist

Use Dell SupportAssist to send diagnostic data to Dell Technical Support.

1. Use the Storage Client to connect to the Storage Center.

2. In the Summary tab, click Send SupportAssist Information Now, which is located under

SupportAssist Actions in the Status pane. The Send SupportAssist Information Now dialog box

opens.

3. Select Storage Center Configuration and Detailed Logs.

4. Click OK.

The Storage Client displays the status of the SupportAssist action. A second dialog box opens when

the transfer of SupportAssist information has completed successfully.

5. Click OK.

Put the Storage Center Into Maintenance Mode

Use Dell Storage Client to put the Storage Center into maintenance mode after sending SupportAssist

data to Dell Technical Support.

1. In the Summary tab, click Edit Settings. The Edit Storage Center Settings dialog box opens.

2. In the General tab, select Maintenance from the Operation Mode drop-down menu.

3. Click OK.

The Storage Center is put into maintenance mode.

Shutting Down the Storage System and Expansion Enclosures

If the replacement component is not hot-swappable, use the Dell Storage Client to shut down the

storage system and expansion enclosures. Shutting down the storage system and expansion enclosures

results in a system outage, so plan to perform these procedures during a maintenance window.

1. Before shutting down the storage system and expansion enclosures, make sure you identify the

failed part.

2. From the Actions menu, select System→ Shutdown/Restart. The Shutdown/Restart dialog box

appears.

3. Select Shutdown and click OK.

4. When the storage system and expansion enclosures are shut down, switch off both power switches

and unplug the power cables from the expansion enclosure.

Replacing SC100/SC120 Expansion Enclosure Components