Lenovo ThinkSystem SR650 Series Setup Manual page 124

Server model: eight 3.5-inch SAS/SATA drives, four 3.5-inch NVMe drives, one 8i RAID adapter
Figure 70. Cable routing for server models with eight 3.5-inch SAS/SATA drives, four 3.5-inch NVMe drives, and one 8i
RAID adapter
Cable
1
Power cable
2
SAS signal cable
3
Power cable
4
NVMe signal cable
120
ThinkSystem SR650 Setup Guide
From
Power 1 connector on the backplane
SAS 0 and SAS 1 connectors on the
backplane
Power 2 connector on the backplane
NVMe 0, NVMe 1, NVMe 2, and
NVMe 3 connectors on the backplane
To
Backplane power connector 1 on the
system board
C0 and C1 connectors on the 8i RAID
adapter installed on the RAID adapter
slot
Backplane power connector 2 on the
system board
NVMe 0–1 and NVMe 2–3 connectors
on the system board