Patent ID: 7804672

Claim:
An information handling system comprising: plural processing components operable to process information; a power supply operable to provide power to the processing components; a first switched power rail operable to communicate power from the power supply to one or more processing components, the first switched power rail having a first switch that selectively interfaces the first switched power rail and the power supply; a second switched power rail operable to communicate power from the power supply to one or more processing components, the second switched power rail having a second switch that selectively interfaces the second switched power rail and the power supply; a power manager operable to manage application of power from the power supply to the first and second switched power rails; and a power good monitor interfaced with the first and second switched power rails and the power manager, the power good monitor operable to detect a failure associated with each of the switched power rails and to communicate the failure of any one switched power rail to the power manager.