Lenovo ThinkSystem SR650 V2 Maintenance Manual page 145

8i/16i/32i RAID/HBA adapter + onboard connectors
The following shows the cable connections for the 8 x 2.5-inch SAS/SATA + 8 x 2.5-inch Anybay
configuration with two 8i RAID/HBA adapters or one 16i/32i RAID/HBA adapter.
From
Backplane 1: SAS
Backplane 2: SAS
Backplane 2: NVMe 0-1, 2-
3
Backplane 2: NVMe 4-5, 6-
7
Connections between connectors:
Figure 87. SAS/SATA cable routing
8i RAID/HBA adapter on
PCIe slot 2:
• Gen 3: C0C1
• Gen 4: C0
8i RAID/HBA adapter on
PCIe slot 3:
• Gen 3: C0C1
• Gen 4: C0
Onboard: PCIe 1, PCIe 2
Onboard: PCIe 3, PCIe 4
↔ ↔
, ,
1 1 2 2 3
To
16i RAID/HBA adapter on
PCIe slot 2:
• Gen 3: C0C1
• Gen 4: C0
• Gen 3: C2C3
• Gen 4: C1
↔ ↔
, ...
3 n n
Figure 88. NVMe cable routing
Chapter 3
32i RAID adapter on PCIe
slot 2: C0
32i RAID adapter on PCIe
slot 2: C1
.
Internal cable routing
135