Power-Down Sequence - Nvidia BlueField-3 User Manual

2. The 12V_ATX can be powered up after the 12V_PCIE, with a maximum delay of 2 seconds. The below graph illustrates the delay between the 12V_ATX
and 12V_PCIE voltages at power-up.

5.9.2 Power-Down Sequence

1. The 12V_PCIE voltage can be powered down simultaneously with the 12V_ATX voltage, or within a maximum delay of 5 milliseconds. The below graph
illustrates the delay between the 12_ATX and 12_PCIE voltages at power-down.
2. The 12V_PCIE voltage must not be powered down while the 12V_ATX voltage is powered up.
NVIDIA BlueField-3 DPU User Guide | 55