Lenovo ThinkSystem SR635 V3 User Manual page 259

Cable routing for onboard configuration
The following figure illustrates the cable routing for the onboard configuration of 4 x 2.5-inch front SAS/SATA
drive bays.Connections between connectors:
Figure 187. Cable routing for onboard configuration of 4 x 2.5-inch front SAS/SATA drive bays
Table 28. Mapping between backplane connectors and system board assembly connectors for onboard configuration
From
SAS on the front backplane
1
↔ ↔ ↔
, , , ...
1 1 2 2 3 3
To
PCIe connector 8 on the system board assembly
1
↔
.
n n
.
Chapter 6 Internal cable routing
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