Lenovo ThinkSystem SR650 V3 7D75 User Manual page 302

Riser card 3 (x16/x16 Gen 4 PCIe) signal cable connection
The following illustration shows the signal cable connections for the x16/x16 Gen 4 PCIe riser card 3.
Figure 269. Cable routing when two processors installed
From
MCIO 1 on the riser card
1
MCIO 2 on the riser card
2
MCIO 3 on the riser card
3
MCIO 4 on the riser card
4
ThinkSystem SR650 V3 User Guide
292
To
PCIe connector 2 on the
system board assembly
PCIe connector 10 on the
system board assembly
PCIe connector 9 on the
system board assembly
PCIe connector 1 on the
system board assembly
Figure 270. Cable routing when one processor installed
From
MCIO 1 on the riser card
1
MCIO 4 on the riser card
2
To
PCIe connector 2 on the
system board assembly
PCIe connector 1 on the
system board assembly