Dell PowerEdge R930 Owner's Manual page 156

4 Remove the following:
a Hard drives
b Memory risers
c Cooling fans
d Memory riser and fan cage
e SAS expander daughter card
NOTE: Not applicable for the 2.5 inch (x4) SAS/SATA backplane
configuration.
5 Disconnect the SAS/SATA/SSD data, signal, and power cables from the backplane and system board.
Steps
1 Push the release tabs in the direction of the arrow.
2 Lift the backplane away from the system until the hooks and slots on the backplane disengage from the hooks and slots on the
chassis.
Figure 88. Removing the 2.5 inch (x4) SAS/SATA backplane
1 SAS connector
3 hard drive connector (4)
5 guide
7 power connector on the system board
156 Installing and removing system components
2 release tab (2)
4 backplane hook (4)
6 backplane power cable
8 memory riser guide