Installing The Hard-Drive Backplane - Dell PowerEdge EL Owner's Manual

Figure 66. Cabling Diagram—2.5 Inch (x24) SAS/SATA Backplane—PowerEdge R720xd
1. cable retention bracket
2. system board
3. integrated storage controller card
4. SAS connector on the system board
5. SAS backplane

Installing The Hard-Drive Backplane

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. Use the hooks at the base of the chassis as guides to align the hard-drive backplane.
2. Slide down the hard-drive backplane until the release tabs snap into place.
3. Connect the SAS/SATA/SSD data, signal, and power cable(s) to the backplane.
4. Replace the cooling-fan assembly.
5. Replace the cooling shroud.
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