Figure 30. Cabling Diagram—2.5 Inch Systems
1. cable retention bracket
2. system board
3. integrated storage controller card
4. SAS connector on system board
5. SAS backplane expander card
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. Holding the blue tabs, align the slots on the hard-drive backplane with the tabs on the chassis.
2. Slide down the hard-drive backplane until the release tabs snaps into place.
3. Attach the SAS A cable to the SAS A connector on the hard-drive backplane and the SAS B cable to the SAS B
connector.
4. Connect the power cable(s) to the hard-drive backplane.
5. Route the power/data cables along the chassis wall.
6. Install the hard drives in their original locations.
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