Lenovo ThinkSystem SR650 V3 7D75 - Page 303

Riser card 3 (x8/x8 Gen 5 PCIe) signal cable connection
The following illustration shows the signal cable connections for the x8/x8 Gen 5 PCIe riser card 3.
Figure 271. Cable routing when two processors installed
Figure 272. Cable routing when one processor installed
From To From To
1 MCIO 1 on the riser card PCIe connector 9 on the
system board assembly
1 MCIO 1 on the riser card
(Gen 4)
PCIe connector 2 on the
system board assembly
2 MCIO 3 on the riser card PCIe connector 10 on the
system board assembly
2 MCIO 3 on the riser card
(Gen 5)
PCIe connector 1 on the
system board assembly
Chapter 6. Internal cable routing 293