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Image forming apparatus

  • US 9,335,732 B2
  • Filed: 09/10/2014
  • Issued: 05/10/2016
  • Est. Priority Date: 10/22/2013
  • Status: Active Grant
First Claim
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1. An image forming apparatus comprising:

  • an image forming device configured to form an image on a sheet;

    a fixing unit configured to fix the image formed on the sheet by heating the sheet with the image formed thereon to a fixing temperature;

    a temperature sensor configured to detect an ambient temperature of the apparatus;

    a humidity sensor configured to detect ambient humidity of the apparatus;

    a scanner device configured to read an image on a document, the scanner device including a carriage moveable between a home position and a predetermined position near the fixing unit and above the fixing unit; and

    a control unit configured to;

    determine whether an environment of the apparatus is a dew condensation environment, based on detection information of the temperature sensor and the humidity sensor, andwhen it is determined that the environment of the apparatus is the dew condensation environment, turn ON the fixing unit, control a heating temperature of the fixing unit to be lower than the fixing temperature, and control a movement of the carriage such that the carriage moves to the predetermined position.

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