Lenovo ThinkSystem SR650 V2 Maintenance Manual page 186

Middle backplanes: 8 x 2.5-inch NVMe
This topic provides cable routing information for the 12 x 3.5-inch SAS/SATA server model with an 8 x 2.5-
inch NVMe middle drive cage.
• "Front backplane: 12 x 3.5-inch SAS/SATA" on page 176
• "Middle backplanes: 8 x 2.5-inch NVMe" on page 177
Front backplane: 12 x 3.5-inch SAS/SATA
The following shows the cable connections for the 12 x 3.5-inch SAS/SATA configuration with one 16i RAID/
HBA adapter.
From
Backplane 1: SAS 0, SAS 1
Backplane 1: SAS 2
Connections between connectors:
Figure 134. Cable routing for the 12 x 3.5-inch SAS/SATA configuration with one 16i RAID/HBA adapter
ThinkSystem SR650 V2Maintenance Manual
176
To
16i RAID/HBA adapter on PCIe slot 2:
• Gen 3: C0C1
• Gen 4: C0
• Gen 3: C2C3
• Gen 4: C1
↔ ↔ ↔
, , , ...
1 1 2 2 3 3
↔
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