Dell PowerEdge C6145 - Manual (Page 205)

Installing System Components | 205
2 Remove all the hard drives. See "Removing a Hard-Drive Carrier" on
page 106.
3 Open the system. See "Opening the System" on page 174.
4 Disconnect all the cables from the backplane. See Figure 5-3 for 3.5
"
hard drives.
Note the routing of the cable underneath the tabs on the chassis as you
remove them from the system. You must route these cables properly
when you replace them to prevent the cables from being pinched or
crimped.
5 Disconnect front panel cables from the fan controller board. See Figure
3-48.
Note the routing of the cable underneath the tabs on the chassis as you
remove them from the system. You must route these cables properly
when you replace them to prevent the cables from being pinched or
crimped.
6 Remove the hard drive cage from the chassis. See Figure 3-43.
7 Disconnect the cable from the sensor board.
8 Remove the screw that secures the sensor board to the hard-drive cage.
See Figure 3-55.
9 Remove the sensor board from the hard-drive cage. See Figure 3-55.