Lenovo ThinkSystem SR630 V3 User Manual page 322

Cable routing for onboard configuration
The following table shows the mapping relationship between backplane connectors and processor board
connectors for onboard configuration.
The following figure illustrates the cable routing for the onboard configuration of 4 x 2.5-inch front AnyBay
drive bays. Connections between connectors:
Figure 268. Cable routing for onboard configuration of 4 x 2.5-inch front AnyBay drive bays
Table 68. Mapping between backplane connectors and processor board connectors for onboard configuration
Backplanes
Front BP (SAS)
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↔ ↔
, ,
1 1 2 2
From
SAS
↔ ↔
, ...
3 3 n n
To
SATA 0