Two-NVMe-backplane combinations
Follow the instructions in this section to learn how do cable routing for combinations with two NVMe 
backplanes.
Notes: 
•  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.
•  See “Connecting cables to the NVMe switch cards” on page 48 to perform the procedure properly while 
connecting PCIe cables to the PCIe switch cards.
See the following sections for cable routing combinations with three AnyBay drive backplanes.
•  “Two backplanes” on page 67
•  “Three backplanes” on page 68
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ThinkSystem SR860 V2Setup Guide