Dell PowerEdge C4130 Owner's Manual page 128

Cabling SATA hard drives to the SATA connector on the system board
Figure 51. Cabling SATA hard drives to the SATA connector on the system board
1. system board
3. power cable
5. SATA connector on the system board
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2. 2.5 inch hard drive cage power connector
4. 2.5 inch hard drive cage slot
6. signal cable