Image forming apparatus and method for controlling the same

Abstract

An image forming apparatus includes a movable endless belt, an image forming unit forming a developer image, a transfer unit transferring the developer image to a medium on a downstream side of the image forming unit in a belt moving direction, a belt cleaning unit cleaning the belt on a downstream side of the transfer unit in the belt moving direction, a detection unit detecting a surface state of the belt on a downstream side of the transfer unit and on an upstream side of the belt cleaning unit in the belt moving direction, and a control unit stopping move of the belt based on a result detected at the detection unit before any foreign object on the belt reaches the belt cleaning unit or the image forming unit.

Dependencies are inferred from the claim text.