| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image forming apparatus in which power is supplied to an accessory circuit even when a cover is opened with an unit connected to a housing, thereby obtaining necessary information. <P>SOLUTION: The image forming apparatus comprises the housing, the unit removably provided in the housing and configured to perform a specific operation in cooperation with components provided in the housing while being provided in the housing, the accessory circuit included in the unit and operated in response to the operation of the unit, the cover that covers the unit provided in the housing, a first detector that detects a state in which the unit is set in the housing, a second detector that detects whether the cover is opened or closed, and a control section for controlling the supply of power to the unit in accordance with the results of detection made by the first and second detectors. The control section applies an operating voltage to the entire unit while the unit remains set in the housing and the cover remains closed, applies the operating voltage to the accessory circuit while the cover remains opened, and stops the application of the operating voltage to the entire unit when the unit is removed from the housing. <P>COPYRIGHT: (C)2008,JPO&INPIT |
