Lenovo ThinkSystem SR650 V2 - Page 192

16i RAID/HBA adapter + 8i RAID/HBA adapter + onboard connectors
The following shows the cable connections for the 12 x 3.5-inch Anybay configuration with a 4 x 3.5-inch
SAS/SATA rear backplane.
From To
Backplane 1: SAS 0, SAS 1 16i RAID/HBA adapter on PCIe slot 3:
• Gen 3: C0C1
• Gen 4: C0
Backplane 1: SAS 2
• Gen 3: C2C3
• Gen 4: C1
Backplane 4: SAS 8i RAID/HBA adapter on PCIe slot 6:
• Gen 3: C0C1
• Gen 4: C0
Backplane 1: NVMe 0-1, 2-3, 4-5, 6-7
Onboard: PCIe 1, 2, 3, 4
Backplane 1: NVMe 8-9, 10-11
Onboard: PCIe 5, PCIe 6
Connections between connectors:
1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
Figure 142. SAS/SATA cable routing Figure 143. NVMe cable routing
182 ThinkSystem SR650 V2Maintenance Manual