Lenovo ThinkSystem SR630 V3 User Manual page 288

Figure 246. Cable routing for onboard configuration of six SAS/SATA and four NVMe front drives
Table 41. Mapping between one front AnyBay backplane and processor board for onboard configuration
Backplane
Front BP (SAS)
Front BP (NVMe)
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From
SAS 0
1
SAS 1
2
NVMe 0–1
3
NVMe 2–3
4
To
SATA 0
1
SATA 1
2
PCIe 2
3
PCIe 1
4