Lenovo ThinkSystem SR665 V3 User Manual page 179

Figure 120. 12 x 3.5-inch SAS/SATA backplane connectors
SAS 2 connector
1
SAS 0 connector
3
Power connector 2
5
4 x 2.5-inch SAS/SATA middle/rear backplane
See this section to locate the connectors on the drive backplane.
Figure 121. 4 x 2.5-inch SAS/SATA backplane connectors
Power connector
1
SAS 1 connector
2
Power connector 1
4
SAS connector
2
Chapter 6
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Internal cable routing
169