Patent ID: 7428391
Filing Date: 2008-09-23
Classification: G03G

Abstract:
1. An image forming device comprising: a system control unit; an image formation unit to form an image on a recording sheet using a predetermined process; an image forming control unit to control image formation by the image formation unit; a power supply unit to supply power to at least the image formation unit, the image forming control unit, and the system control unit in response to a control signal received from the system control unit; a return factor monitoring unit provided in the system control unit to detect occurrence of a return factor to a normal mode during a power saving mode, wherein the return factor monitoring unit outputs, when occurrence of a return factor to the normal mode during the power saving mode is detected, a notification signal indicating return factor information relating to the detected return factor, to the image forming control unit before starting of the system control unit is completed; and an initialization necessity judgment unit to determine whether initializing the predetermined process is needed at a time of returning to the normal mode, based on the return factor information indicated by the notification signal.