Lenovo ThinkSystem SR650 V3 7D75 User Manual page 301

Riser card 3 (x8/x8 Gen 4 PCIe) signal cable connection
The following illustration shows the signal cable connections for the x8/x8 Gen 4 PCIe riser card 3.
Figure 267. Cable routing when two processors installed
From
MCIO 1 on the riser card
1
MCIO 2 on the riser card
2
To
PCIe connector 9 on the
system board assembly
PCIe connector 10 on the
system board assembly
Figure 268. Cable routing when one processor installed
From
MCIO 1 on the riser card
1
MCIO 2 on the riser card
2
Chapter 6
To
PCIe connector 2 on the
system board assembly
PCIe connector 1 on the
system board assembly
.
Internal cable routing
291