With four processors
with four processors installed, the two PCIe connectors on the expansion tray are also available. Follow the 
instructions in this section to learn how do cable routing for combinations with one AnyBay backplane and 
these two connectors.
Note: See “Connecting cables to the processor and memory expansion tray” on page 46 to perform the 
procedure properly while connecting PCIe cables to the processor and memory expansion tray.
One backplane
One AnyBay backplane
On-board connector
SAS/SATA cable routing PCIe cable routing
Length
To
NVMe 
connector
Length
To
1
845 mm
On-board
1  0-1, 2-3  530 mm
PCIe 3 (tray)
2  4-5, 6-7 670 mm
PCIe 6 (tray)
88 ThinkSystem SR860 V2Setup Guide