Processor interconnection cable routing
This section provides cable routing information for processor interconnection.
The following configurations do not support the processor interconnection cable: 
•  configurations with only one processor
•  configurations with pure SAS/SATA front backplanes
Figure 292. Processor interconnection cable
From To
1  PCIe connectors 3 and 4 on the system board 
assembly
1  PCIe connectors 2 and 1 on the system board 
assembly
Note: Make sure that the cable is routed behind rubber 
1 . Otherwise, the fan cage cannot be installed in 
place. 
Chapter 6. Internal cable routing 311