Patent ID: 6262493
Filing Date: 2001-07-17
Classification: G06F,H02J,Y02B,Y04S

Abstract:
A power sub-system of electronic equipment for controlling the supply of power to a field replaceable unit, the power sub-system comprising a main power controller having a main power output that supplies main power via a main power line to at least a first component of the field replaceable unit, and a standby power controller having a standby power output that supplies standby power via a standby power line to at least a second component of the field replaceable unit, wherein the main power controller is operable to respond to a signal indicative of a fault associated with the field replaceable unit by switching off the supply of main power from the main power supply output to the first component with the standby power controller maintaining the supply of standby power from the standby power output to the second component.