| CPC H02H 7/12 (2013.01) [H02H 1/0007 (2013.01)] | 20 Claims |

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15. A system comprising:
at least one power source; and
at least one field-replaceable unit electrically coupled to the power source, wherein the field-replaceable unit comprises:
a voltage regulator module configured to convert electric power provided by the power source into at least one regulated voltage;
a controller configured to control passage of the electric power to the voltage regulator module; and
a computing device configured to:
be powered by the regulated voltage; and
provide a disable signal that causes the controller to suspend passage of the electric power to the voltage regulator module.
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