Lenovo ThinkSystem SR630 V3 - Page 413

Figure 340. Cable routing for 10 front SAS/SATA drives bays with a 16i CFF RAID adapter (Gen 3 or Gen 4)
Table 147. Mapping between one front SAS/SATA backplane and a CFF RAID adapter
Backplane/adapter From To
Front backplane
1 SAS 0 1 C0
2 SAS 1 2 C1
3 SAS 2 3 C2
CFF RAID adapter
4 MB input
4 PCIe 3
Chapter 6. Internal cable routing 403