Lenovo ThinkSystem SR665 V3 User Manual page 317

Power and sideband cable connection
The following illustration shows the power and sideband connections for x8/x8 PCIe riser card 3 and x8/x8
PCIe riser card 4.
Figure 288. Riser card 3/4 power and sideband cable routing
From
Power connector on the riser cards
1
Sideband connector on the riser cards
2
Signal cable connection
The following illustration shows the signal connections for x8/x8 PCIe riser card 3 and x8/x8 PCIe riser card
4.
To
Riser 3 power connector on the system board
1
assembly
Riser 3 sideband connector on the system board
2
assembly
Chapter 6
.
Internal cable routing
307