Dell PowerEdge C6220 II Hardware Owner's Manual page 304

Figure 3-108. Cable Routing−Sensor Board and Front Panel
Item Cable
Sensor board
cable
Front panel
cable
Front panel
cable
304 | Installing System Components
From
(Power Distribution Board)
Sensor board power
connector (J1)
Front panel connector
(J16)
Front Panel connector
(J18)
To
(Sensor Board and Front
Panels)
Sensor Board
Front Panel 2
Front panel 1