This is a conceptual circuit diagram of the power train of a typical atx computer power supply unit this schematic does not show the control circuitry thats why . I was drawed diagram when i repaired this power supply schematics diagram circuit description somebody pushes the power button on computer. The operation basics and a schematic diagram of smps power supply for atx computer with power factor correction pfc. Everything you need to learn about the power supply internals anatomy of switching power supplies schematics for a typical low end atx power supply. A good dc switching power supply circuit form old computer that not used pc power supply circuit has useful durable and works great
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