Dell PowerEdge R730 Owner's Manual

Removing the hard drive backplane

Prerequisites

Follow the safety guidelines listed in the Safety instructions section.
Follow the procedure listed in the Before working inside your system section.
Remove the cooling shroud.
Remove the cooling fan assembly.
Remove all hard drives.

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 are shipped with your product.

CAUTION: To prevent damage to the drives and backplane, remove the hard drives from the system before removing the backplane.

CAUTION: Note the number of each hard drive and temporarily label them before you remove the hard drive so that you can replace them in the same locations.

Steps

Disconnect the SAS/SATA data, signal, and power cable(s) from the backplane.
Press the release tabs and lift the backplane upward and slide it toward the back of the chassis.
Figure 1. Removing the 2.5 inch (x16) SAS/SATA backplane
1. hard drive backplane assembly
2. backplane signal cable
3. backplane power cable
4. release tab (2)
5. SAS cable (2)
6. mini SAS connector (2)
Figure 2. Cabling diagram—2.5 inch (x16) SAS/SATA backplane
1. hard drive backplane expander
2. hard drive backplane
3. backplane signal connector 1
4. system board
5. integrated storage controller card
Figure 3. Removing the 2.5 inch (x8) SAS/SATA backplane
1. hard drive backplane
2. release tab
3. backplane power cable
4. SAS cable (2)
5. backplane signal cable
6. mini SAS connector (2)
Figure 4. Cabling diagram—2.5 inch (x8) SAS/SATA backplane (option 1)
1. hard drive backplane
2. backplane signal connector 1
3. system board
4. integrated storage controller card
Figure 5. Cabling diagram—2.5 inch (x8) SAS/SATA backplane (option 2)
1. hard drive backplane
2. backplane signal connector 1
3. system board
4. SAS A connector on the system board
5. SAS B connector on the system board
Figure 6. Removing the 3.5 inch (x8) SAS/SATA backplane
1. release tab (2)
2. SAS cable (2)
3. backplane signal connector
4. backplane power cable
5. mini SAS cable connector
6. hard drive backplane
Figure 7. Cabling diagram—3.5 inch (x8) SAS/SATA backplane—(option 1)
1. hard drive backplane
2. backplane signal connector 1
3. system board
4. integrated storage controller card
Figure 8. Cabling diagram—3.5 inch (x8) SAS/SATA backplane (option 2)
1. hard drive backplane
2. backplane signal connector 1
3. system board
4. SAS A connector on the system board
5. SAS B connector on the system board