Lenovo ThinkSystem SR650 V3 7D75 - Page 320

CFF 16i RAID/HBA adapter
The following shows the cable connections for the 16 x 2.5-inch SAS/SATA configuration with one internal
CFF 16i RAID/HBA adapter.
Connections between connectors:
1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
Figure 292. Cable routing when two processors installed
Figure 293. Cable routing when one processor installed
From To From To
1 Backplane 1: SAS CFF adapter
• C0
• C1
1 Backplane 1: SAS CFF adapter
• C0
• C1
2 Backplane 2: SAS CFF adapter
• C2
• C3
2 Backplane 2: SAS CFF adapter
• C2
• C3
3 CFF adapter: MB (CFF
input)
Onboard: PCIe 7 3 CFF adapter: MB (CFF
input)
Onboard: PCIe 4
4 CFF adapter: PWR Onboard: CFF RAID/HBA
PWR
4 CFF adapter: PWR Onboard: CFF RAID/HBA
PWR
14 x SAS/SATA
This topic provides cable routing information for the configuration with 14 x SAS/SATA front drives using two
8 x SAS/SATA front backplanes.
To connect power cables for the front backplane(s), refer to
“Backplanes: server models with 2.5-inch front
drive bays” on page 297.
310 ThinkSystem SR650 V3 User Guide