Lenovo ThinkSystem SR665 V3 User Manual page 313

Riser card 3 (x16/x16 Gen 4 PCIe) signal cable connection
Figure 284. Signal cable connections for the x16/x16 Gen 4 PCIe riser card 3
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
To
Onboard: PCIe 9
1
Onboard: PCIe 8
2
Onboard: PCIe 6
3
Onboard: PCIe 10, 11
4
Chapter 6
.
Internal cable routing
303