Lenovo ThinkSystem SR650 Maintenance Manual page 57

Server model: eight 2.5-inch SAS/SATA drives, eight 2.5-inch NVMe drives, the rear hot-swap drive
assembly, one 8i RAID adapter, one 16i RAID adapter, one NVMe switch adapter
Figure 34. Cable routing for server models with eight 2.5-inch SAS/SATA drives, eight 2.5-inch NVMe drives, the rear hot-
swap drive assembly, one 8i RAID adapter, one 16i RAID adapter, and one NVMe switch adapter
Cable
1
Power cable for front backplane 1
2
SAS signal cable for front
backplane 1
3
NVMe signal cable for front
backplane 1
4
NVMe signal cable for front
backplane 2
5
SAS signal cable for front
backplane 2
6
Power cable for front backplane 2
7
SAS signal cable for the rear hot-
swap drive assembly
From
Power connector on front backplane
1
SAS 0 and SAS 1 connectors on front
backplane 1
NVMe 0, NVMe 1, NVMe 2, and
NVMe 3 connectors on front
backplane 1
NVMe 0, NVMe 1, NVMe 2, and
NVMe 3 connectors on front
backplane 2
SAS 0 and SAS 1 connectors on front
backplane 2
Power connector on front backplane
2
Signal connector on the rear hot-
swap drive assembly
To
Backplane power connector 1 on the
system board
C0 and C1 connectors on the 8i RAID
adapter installed on the RAID adapter
slot
NVMe 0–1 and NVMe 2–3 connectors
on the system board
C0, C1, C2, and C3 connectors on
the NVMe switch adapter installed on
PCIe slot 5
C0 and C1 connectors on the 16i
RAID adapter installed on PCIe slot 4
Backplane power connector 2 on the
system board
C2 connector on the 16i RAID
adapter installed on PCIe slot 4
.
Chapter 2 Server components
49