Replacing Rack Rails - Dell SC180 Owner's Manual

Figure 24. Replacing an EMM
1. EMM
5. Insert the replacement EMM into the bay until it is fully seated.
6. Push the release lever toward the chassis until it clicks into place.
7. Reconnect the SAS cables to the EMM.

Replacing Rack Rails

Rack rails are used to install the SC180 expansion enclosure into a rack.
Prerequisites
1. Use SupportAssist to send diagnostic data to Dell Technical Support Services.
2. Shut down the expansion enclosure using the Dell Storage Client.
About this task
NOTE: Replacing rack rails must be performed during a scheduled maintenance window when the
Storage Center system is unavailable to the network.
Steps
1. Make sure all the cables are labeled.
2. Disconnect all the cables from the expansion enclosure.
3. Remove the plastic covers from the chassis ears.
4. Remove the screws that secure the chassis to the rack.
5. Remove the expansion enclosure from the rack rails.
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2. EMM release tab and lever
Replacing SC180 Expansion Enclosure Components