Fujitsu PRIMERGY RX2540 M4 Upgrade And Maintenance Manual page 194

Hard disk drives (HDD) and solid state drives (SSD)
Cabling with onboard SATA
Figure 107: Connecting cables with onboard controller
Ê Connect the two SAS/SATA cables to the system board:
1 To the connector "SATA 0-3"
2 To the connector "SATA 4-7"
194 Upgrade and Maintenance Manual
SATA 4-7
SATA 0-3
RX2540 M4