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Figure 71. Cabling Diagram—Optional 2.5 Inch (x2) Hard-Drive Backplane (back) —PowerEdge R720xd
1. PCIe card holder 2. hard-drive backplane (back)
3. system board 4. integrated storage controller card
5. SAS connector on the system board 6. cable retention bracket
7. x12 or x24 hard-drive backplane
Installing The Optional Hard-Drive Backplane (Back)
NOTE: This procedure applies only to PowerEdge R720xd.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system.
3. Align the notches on the backplane with the notches on the chassis.
4. Lift the release pin and slide the backplane on the chassis until firmly seated.
5. Release the release pin to lock the backplane to the chassis.
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