Dell PowerEdge C6320p Owner's Manual page 156

Figure 101. Cable routing−power distribution board 1 (top)
1. PDB 1
3. backplane power cable
5. PDB 2
7. control system board 1 and 3 and control system board 2
and 4
9. ground cable
11. fan control and power cable
156
2. backplane power cable
4. 12 V power cable
6. PDB 2 data cable
8. hard disk control cable
10. midplane