Lenovo ThinkSystem SR665 V3 User Manual page 370

To connect signal cables for the front backplane(s), refer to the following cable routing scenarios depending
on your server configuration.
• "Onboard connectors + 8i RAID/HBA adapter" on page 360
• "Onboard connectors + 8i RAID/HBA adapter + Retimer card" on page 361
Onboard connectors + 8i RAID/HBA adapter
The following shows the cable connections for the front (8 x 2.5-inch AnyBay + 8 x 2.5-inch NVMe)
configuration with one 8i RAID/HBA adapter.
Connections between connectors:
Figure 368. SAS/SATA cable routing
From
Backplane 1: SAS
1
ThinkSystem SR665 V3 User Guide
360
↔ ↔
, ,
1 1 2 2 3
To
8i adapter
1
• Gen 4: C0
• Gen 3: C0C1
↔ ↔
, ...
3 n n
Figure 369. NVMe cable routing
From
Backplane 1: NVMe 0-1
1
Backplane 1: NVMe 2-3
2
Backplane 1: NVMe 4-5
3
Backplane 1: NVMe 6-7
4
Backplane 2: NVMe 0-1
5
Backplane 2: NVMe 2-3
6
Backplane 2: NVMe 4-5
7
Backplane 2: NVMe 6-7
8
To
Onboard: PCIe 5
1
Onboard: PCIe 7
2
Onboard: PCIe 6
3
Onboard: PCIe 8
4
Onboard: PCIe 4
5
Onboard: PCIe 3
6
Onboard: PCIe 2
7
Onboard: PCIe 1
8