Lenovo ThinkSystem SR670 V2 - Page 67

4x3.5-inch SAS/SATA/NVMe backplane
See this section to locate the connectors on the drive backplane.
1 NVMe 2-3
2 Power connector
3 NVMe 0-1
4 SAS / SATA
Figure 20. 4x3.5-inch SAS/SATA/NVMe backplane
Chapter 3. Internal cable routing 59