Dell PowerEdge FX2 - I;O Module and Pcie Mezzanine Card Configuration Guidelines

Figure 27. PCIe slot mapping from compute sleds mapped to storage sleds—four-bay chassis
Figure 28. PCIe slot mapping from compute sled mapped to storage sleds—four-bay chassis (with single compute
sled)
Figure 29. PCIe slot mapping from compute sled mapped to storage sleds—three-bay chassis
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PowerEdge FX2/FX2s mapping configurations