Desktop Motherboard Power Sequence Pdf Exclusive !new! -

Before you press the power button, the motherboard is already partially active:

The source of raw power (+12V, +5V, +3.3V). desktop motherboard power sequence pdf exclusive

Provided by the PSU as soon as it's plugged in. This enters the Super I/O (SIO) Embedded Controller (EC) RTC Section: Before you press the power button, the motherboard

The transition of PSON (green wire) from 5V to 0V to fully wake the power supply. Before you press the power button