Lenovo ThinkSystem SR650 V2 Maintenance Manual page 165

32i RAID/HBA adapter + retimer card
• "Front backplanes: 16 x 2.5-inch SAS/SATA + 8 x 2.5-inch Anybay" on page 155
• "Rear backplane: 4 x 2.5-inch SAS/SATA" on page 156
Front backplanes: 16 x 2.5-inch SAS/SATA + 8 x 2.5-inch Anybay
The following shows the cable connections for 16 x 2.5-inch SAS/SATA + 8 x 2.5-inch Anybay configuration
with one 32i RAID/HBA adapter and one retimer card.
From
Backplane 1: SAS
Backplane 2: SAS
Backplane 3: SAS
Backplane 3: NVMe 0-1, 2-3
Backplane 3: NVMe 4-5, 6-7
Connections between connectors:
Figure 110. SAS/SATA cable routing
To
32i RAID adapter on PCIe slot 2: C0
32i RAID adapter on PCIe slot 2: C1
32i RAID adapter on PCIe slot 2: C2
Onboard: PCIe 1, PCIe 2
Retimer card on PCIe slot 1: C0, C1
↔ ↔ ↔
, , , ...
1 1 2 2 3 3
Figure 111. NVMe cable routing
↔
n n
.
Chapter 3 Internal cable routing
155