Backplanes - Lenovo ThinkSystem SR665 V3 User Manual

Backplane 1: SAS
1
Two 8 x SAS/SATA and one 8 x AnyBay (Gen 4) backplanes
This section provides cable routing information for the server model with two 8 x 2.5-inch SAS/SATA and one
8 x 2.5-inch AnyBay (Gen 4) front backplanes.
To connect power cables for the front backplane(s), refer to
drive bays" on page 312.
To connect signal cables for the front backplane(s), refer to the following cable routing scenarios depending
on your server configuration.
• "32i RAID/HBA adapter" on page 415
• "8i RAID/HBA adapters" on page 417
32i RAID/HBA adapter
The following shows the cable connections for the front (16 x 2.5-inch SAS/SATA + 8 x 2.5-inch Gen 4
AnyBay) configuration with one 32i RAID/HBA adapter.
To connect the processor interconnection cable when two processors are installed, see
interconnection cable routing" on page
Connections between connectors:
8i adapter
1
• Gen 4: C0
• Gen 3: C0C1
311.
↔ ↔
, ,
1 1 2 2 3
Backplane 2: NVMe 0-1
1
Backplane 2: NVMe 2-3
2
Backplane 2: NVMe 4-5
3
Backplane 2: NVMe 6-7
4
Backplane 3: NVMe 0-1
5
Backplane 3: NVMe 2-3
6
Backplane 3: NVMe 4-5
7
Backplane 3: NVMe 6-7
8
"Backplanes: server models with 2.5-inch front
↔ ↔
, ...
3 n n
Chapter 6
Onboard: PCIe 6
1
Onboard: PCIe 8
2
Onboard: PCIe 5
3
Onboard: PCIe 7
4
Retimer card: C0
5
Retimer card: C1
6
Onboard: PCIe 9
7
Onboard: PCIe 10, 11
8
"Processor
.
Internal cable routing
415