Alone again, Zerchi inserted the wall plug, sat at his desk, and, after muttering a brief prayer to Saint Leibowitz (who in recent centuries had come into wider popularity as the patron saint of electricians than he had ever won as the founder of the Albertian Order of Saint Leibowitz), flipped the switch. He listened for spitting and hissing noises, but none came. He heard only the faint clicking of delay relays and the familiar purr of timing motors as they came up to full speed. He sniffed. No smoke or ozone to be detected. Finally, he opened his eyes. Even the indicator lights of the desktop control panel were burning as usual. FACTORY ADJUSTMENTS ONLY, indeed!