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• Remove any jewelry or metal objects from your body because they are excellent metal conductors
that can create short circuits and harm you if they come into contact with printed circuit boards or
areas where power is present.
• Do not lift a storage system chassis by the handles of the power supply units (PSUs). They are not
designed to hold the weight of the entire chassis, and the chassis cover may become bent.
• Before moving a storage system chassis, remove the PSUs to minimize weight.
• Do not remove drives until you are ready to replace them.
NOTE: To ensure proper storage system 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 an SCv2000/SCv2020
storage system.
Sending Diagnostic Data Using Dell SupportAssist
Use Dell SupportAssist to send diagnostic data to Dell Technical Support Services.
1. Click Send SupportAssist Data Now. The Send Support Assist Data Now dialog box appears.
2. Select Storage Center Configuration and Detailed Logs.
3. Click OK.
Shutting Down a Storage Controller
If you are replacing a storage controller, use the Dell Storage Client to shut down the storage controller.
About this task
If the storage system has two storage controllers, shutting down one storage controller causes the
Storage Center to fail over to the other storage controller. which continues to process I/O. If the storage
system has only one storage controller, shutting it down results in a system outage.
Steps
1. Click the Hardware tab.
2. In the Hardware tab navigation pane, select the storage controller to shut down.
3. In the right pane, click Shutdown/Restart Controller. The Shutdown/Restart Controller dialog box
appears.
4. Select Shutdown from the drop-down menu.
5. Click OK. The selected storage controller is shut down.
Shutting Down the Storage System
If you are replacing the storage system chassis or rack rails, use the Dell Storage Client to shut down the
storage system.
About this task
CAUTION: Shutting down the storage system results in a system outage.
Steps
1. Select Actions → System → Shutdown/Restart. The Shutdown/Restart dialog box appears.
2. Select Shutdown from the first drop-down menu.
3. Click OK.
Replacing SCv2000/SCv2020 Components
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