Patent ID: 8682202

Claim:
An image forming apparatus includes: a photo conductor; a charging unit that charges a surface of the photo conductor; a fixing device that fixes a toner image transferred on a recording medium from the photo conductor; a plurality of fans that discharge air containing ozone produced by charging of the charging unit to the outside of the apparatus, by generating a flow of the air from the inside of the apparatus to the outside of the apparatus; an information acquiring unit that acquires at least any one of print process information, which is information on a print process, and apparatus information, which is information on the internal environment of the apparatus; a determining unit that determines the print process or the internal environment of the apparatus by using at least any one of the print process information and the apparatus information that are acquired by the information acquiring unit; and an operation control unit including a first control mode that is performed in accordance with the determined result of the determining unit and stops the fans and the fixing device and a second control mode that is performed before the first control mode is performed and stops the fixing device while driving the fans; a progress information acquiring unit acquiring progress apparatus information that is information on the environment inside of the apparatus while the second control mode is performed, when the second control mode starts to be performed by the control unit; and a progress determining unit that determines whether the environment inside the apparatus satisfies the reference by using the progress apparatus information acquired by the progress information acquiring unit, wherein the control unit stops performing the second control mode and performs the first control mode when the progress determining unit determines that the environment inside the apparatus satisfies the reference.