Dell PowerEdge C8220 Hardware Owner's Manual page 202

8 If installed, remove the RAID controller card. See "Removing the RAID
Controller Card" on page 167.
9 If installed, remove the RAID battery. See "Removing the RAID Battery"
on page 169.
10 If installed, remove the mezzanine card. See "Removing the Infiniband
Mezzanine Card" on page 176 or "Removing the 10 GbE Mezzanine Card"
on page 180.
11 Remove the MicroSD card reader. See "Removing the MicroSD Card
Reader" on page 183.
12 Remove the MicroSD card reader support bracket. See "Removing the
MicroSD Card Reader Support Bracket" on page 186.
13 Remove the internal hard-drives. See "Removing a Hard-Drive Carrier" on
page 188.
14 Remove the hard-drive tray. See "Removing the Hard-Drive Tray" on
page 191.
15 Remove the interposer extender. See "Removing the Interposer Extender"
on page 192.
16 Remove the node power distribution board. See "Removing the Node
Power Distribution Board" on page 197.
17 Disconnect the following cables from the system board.
Note the routing of the cables as you remove them from the sled tray. You
must route these cables properly when you replace them to prevent the
cables from being pinched or crimped.
• power cable
When you disconnect the power cable, press down the cable-locking tab
and disconnect the power cable from the system board. See Figure 3-41.
202
Installing System Components