Dell PowerEdge C6145 Hardware Owner's Manual page 133

Figure 3-32. Removing and Installing the 3.5" Hard-Drive Cage (2)
1 3.5" hard-drive cage
9 Remove the screws that secure the backplane to the hard-drive cage.
10 Remove the backplane from the hard-drive cage. See Figure 3-33.
Figure 3-33. Removing and Installing the Backplane From the Hard-Drive Cage
1 hard-drive cage
3 screw (10)
2 front-panel assembly (2)
2 backplane
Installing System Components | 133