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4 x 2.5'' NVMe backplane (liquid cooling)

Use this section to understand the cable routing for four 2.5-inch NVMe drives for liquid cooling (NeptAir module) configuration.

Onboard cabling of four NVMe drives for liquid cooling (NeptAir module)

The following table shows the mapping relationship between backplane connectors and processor board connectors for onboard configuration.

The following figure illustrates the cable routing for the onboard configuration of 4 x 2.5-inch front NVMe drive bays. Connections between connectors: 11, 22, 33, ... nn

Figure 1. Onboard cabling of four NVMe drives for liquid cooling (NeptAir module)

Table 1. Mapping between backplane and processor board for onboard configuration
FromTo
1 NVMe 0–11 PCIe 4
2 Power2 Power connector 2_A
3 NVMe 2–33 PCIe 3