Dell E20S001 owner manual Installing The Hard-Drive Backplane

Figure 33. Cabling—x16 Hard-Drive Backplane With Expansion Card
1.	power connector on power distribution board	2.	SAS B connector on PowerEdge RAID
			Controller (PERC) card
3.	SAS A connector on PERC card	4.	I2C connector on system board
5.	SAS A connector on backplane	6.	SAS B connector on backplane
7.	backplane power connector	8.	I2C connector on 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 back of the hard-drive bay as guides to align the hard-drive backplane.

2.Slide down the hard-drive backplane until the release pin locks into the slot.

3.Connect the SAS, power, signal, and I2C cables to the hard-drive backplane.

4.Install the hard drives in their original locations.

5.Close the system.

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