Is PS_ON high or low?, Details

power supply - Does an ATX PSU's PS_ON Signal Require Resistance - Electrical Engineering Stack Exchange

Ref PO3-640-UR11 – what is the MOBO's “6-pin ATX power connector” pinout? — Acer Community

ATX Power Supply Pinout and Connectors

GitHub - armysolo/Duet-PS_ON: This is a purely optional mod.

Power supply from ATX PSU - General Electronics - Arduino Forum

Low green wire voltage 3.3v ps-on power atx Electronics Forum (Circuits, Projects and Microcontrollers)

Is PS_ON high or low?, Details

Automatic shutdown without ATX