Dell R730 Manual

Figure 101. Cabling diagram—2.5 inch (x8) SAS/SATA backplane (option 1)
1.hard drive backplane2.backplane signal connector 13.system board4.integrated storage controller card161 

Figure 102. Cabling diagram—2.5 inch (x8) SAS/SATA backplane (option 2)
1.hard drive backplane2.backplane signal connector 13.system board4.SAS A connector on the system board5.SAS B connector on the system board162 

Figure 103. Removing the 3.5 inch (x8) SAS/SATA backplane
1.release tab (2)2.SAS cable (2)3.backplane signal connector4.backplane power cable5.mini SAS cable connector6.hard drive backplane163 

Figure 104. Cabling diagram—3.5 inch (x8) SAS/SATA backplane—(option 1)
1.hard drive backplane2.backplane signal connector 13.system board4.integrated storage controller card164 

Figure 105. Cabling diagram—3.5 inch (x8) SAS/SATA backplane (option 2)
1.hard drive backplane2.backplane signal connector 13.system board4.SAS A connector on the system board5.SAS B connector on the system board
Next steps
1.Replace the hard drive backplane.
2.Follow the procedure listed in the After working inside your system section.
Installing the hard drive backplane 
Prerequisites
1.Follow the safety guidelines listed in the Safety instructions section. 
2.Follow the procedure listed in the Before...

Steps
1.Use the hooks on the chassis as guides to align the hard drive backplane.
2.Lower the hard drive backplane until the release tabs snap into place.
3.Connect the SAS/SATA/SSD data, signal, and power cable(s) to the backplane.
Figure 106. Installing the 2.5 inch (x16) SAS/SATA backplane
1.hard drive backplane assembly2.backplane signal cable3.backplane power cable4.release tab (2)5.SAS cable (2)6.mini SAS connector (2)
Figure 107. Installing the 2.5 inch (x8) SAS/SATA backplane
1.hard drive...

5.backplane signal cable6.mini SAS connector (2)
Figure 108. Installing the 3.5 inch (x8) SAS/SATA backplane
1.release tab (2)2.SAS cable (2)3.backplane signal connector4.backplane power cable5.mini SAS cable connector6.hard drive backplane
Next steps
1.Replace the cooling fan assembly.
2.Replace the cooling shroud.
3.Install the hard drives in their original locations.
4.Follow the procedure listed in the After working inside your system section.
Tape backup unit (optional)
A tape backup unit (TBU) is a...

Ensure you note the routing of the power and data cables inside the chassis as you remove them from the system board and the tape backup unit. You must route these cables properly when you replace them to prevent them from being pinched or crimped.
2.To remove the tape backup unit, press the release tab and slide the tape backup unit out of the tape backup unit slot.
NOTE: If the tape backup unit is being permanently removed, install a tape backup unit blank by sliding it into the 
slot until it snaps...

4.Connect the power and data cables to the back of the drive and the system board.
Figure 110. Installing the tape backup unit
1.tape backup unit2.tape backup unit slot3.release tab
Next steps
Follow the procedure listed in the After working inside your system section.
Related links
Safety instructions
Before working inside your system
After working inside your system
Optical drive (optional)
Optical drives retrieve and store data on optical discs such as compact disks(CD), digital versatile disks (DVD),...

4.If you are not adding a new optical drive, install the optical drive blank.
Figure 111. Removing the optional optical drive
1.optical drive2.power and data cable3.release tab
Next steps
Follow the procedure listed in the After working inside your system section.
Related links
Safety instructions
Before working inside your system
After working inside your system
Installing the optical drive
Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only perform...