Dell E19S, R520 Installing The Hard-Drive Backplane, Signal cable connector SAS a cable connector

Figure 53. Cabling Diagram of the Hard-Drive Backplane for a Non-Redundant PSU System

1.	system board	7.	cable routing guide
2.	hard-drive backplane	8.	FAN1 slot
3.	SAS B cable connector	9.	cable retention latch
4.	power cable connector	10.	non-redundant power supply

5.signal cable connector

6.SAS A cable connector

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 release tabs, align the slots on the hard-drive backplane with the securing hooks on the chassis.

2.Push the hard-drive backplane down until the release tabs snap into place.

3.Attach the SAS A cable to the SAS A connector, and the SAS B cable to the SAS B connector on the hard-drive backplane.

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.

7.Close the system.

8.Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.

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