Dpu Power-Up And Power-Down Sequences; Power-Up Sequence - Nvidia BlueField-3 User Manual

5.9 DPU Power-Up and Power-Down Sequences

The power-up and power-down sequences listed below apply to DPUs with x16 PCIe extension option.
Model OPN
B3220 900-9D3B6-00CV-AA0
900-9D3B6-00SV-AA0
B3240 900-9D3B6-00CN-AB0
900-9D3B6-00SN-AB0
B3210 900-9D3B6-00CC-AA0
900-9D3B6-00SC-AA0

5.9.1 Power-Up Sequence

1. The 12V_ATX voltage can exceed the 12V_PCIE voltage by a maximum allowable voltage difference (dV) when the 12V_ATX reaches 11V. See below
graph and table describing the dV between the 12V_ATX and 12V_PCIE voltages.
NVIDIA BlueField-3 DPU User Guide | 54