IBM Power System 5888 Service Information page 24

Figure 12. One EDR1 PCIe storage enclosure connected to two 8202-E4D or 8205-E6D systems by using two FC
EJ03 PCIe2 GX++ adapters and two PCIe cables
Figure 13 on page 13 shows two EDR1 PCIe storage enclosures connected to two 8202-E4D or 8205-E6D
systems by using two FC EJ03 PCIe2 GX++ adapters and four PCIe cables.
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Power Systems: Service information for the PCIe storage enclosures