Lenovo ThinkSystem SR635 V3 User Manual page 268

Figure 193. Cable routing for onboard configuration of 8 x 2.5 SATA front drives
Table 34. Mapping between one front 8 x 2.5-inch SATA backplane and the system board assembly for onboard
configuration
From To
SAS 0 and SAS1 on the front backplane PCIe 7 connector on the system board assembly
1 1
Cable routing with an SFF HBA/RAID adapter
The following illustrations and tables show the mapping relationship between backplane connectors and an
8i or 16i SFF HBA/RAID adapter (Gen 3 or Gen 4).
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