The following table shows the cable connections for all configurations:
Configuration 1 and 2: (front drive bays only)
Front: one 12 x 3.5-inch SAS/SATA backplane
Config.
Front BP
System board
Storage controller
SFF 16i RAID/HBA
1
SAS 0 PCIe 1
SAS 1 PCIe 2
2
SAS 0, SAS 1
Gen 4: C 0
Gen3: C 0/ C 1
The following illustration shows the cable routing for the configuration 2, the routing for configurations 1 is
similar. Connections between connectors:
1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
Note: For models that support Gen 3 and Gen4 adapters at the same slot, the illustration shows only the
cable routing information for Gen 4 adapters, the routing and connector information is similar for Gen 3
adapters.
Figure 43. Cable routing for configuration 2
118 ThinkSystem SR665 Maintenance Manual
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