Dell PowerEdge R330 Owner's Manual page 125

Figure 87. Cabling diagram—Eight 2.5-inch SAS/SATA backplane with PERC card
1. power interposer board (PIB)
3. Connector B on the PERC card
5. signal cable connector on the system board
7. system board
9. backplane
11. SAS A connector on the backplane
13. power cable connector on the backplane
2. Connector A on the PERC card
4. PERC card
6. optical drive power cable connector on the system
board
8. optical drive SATA connector on the system board
10. SAS B connector on the backplane
12. optical drive
14. signal cable connector on the backplane
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