Figure 28. Cabling diagram—2.5 inch systems1. cable retention bracket 2. system board3. integrated storage controller card 4. SAS connector on system board5. SAS backplane expander cardInstalling the hard-drive backplaneCAUTION: Many repairs may only be done by a certified service technician. You should onlyperform troubleshooting and simple repairs as authorized in your product documentation, or asdirected by the online or telephone service and support team. Damage due to servicing that isnot authorized by Dell is not covered by your warranty. Read and follow the safety instructionsthat 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 tothe 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.60
