An image processing apparatus comprising: an image processing device configured to perform an image reading operation of reading an image of the document; a reader configured to read, from a recording medium positioned in proximity to or in contact with the reader , identification information for the recording medium ; a storage device configured to store setting information for image reading operations and identification information in association with each other; a display ; and a controller configured to: in response to the recording medium being brought in proximity to or in contact with the reader , control the reader to read the identification information from the recording medium ; in response to the identification information being read by the reader , acquire, from the storage device , the setting information associated with the read identification information; characterized in that the image processing apparatus additionally comprises: a sensor configured to detect a document set on the image processing apparatus ; and the controller is additionally configured to: in response to acquiring the setting information, determine whether a document is set on the image processing apparatus , based on the detection signal from the sensor ; when determining that a document is set on the image processing apparatus , control the image processing device to perform the image reading operation in accordance with the acquired setting information; and when determining that no document is set on the image processing apparatus , control the display to display the acquired setting information. an image processing device configured to perform an image reading operation of reading an image of the document; a reader configured to read, from a recording medium positioned in proximity to or in contact with the reader , identification information for the recording medium ; a storage device configured to store setting information for image reading operations and identification information in association with each other; a display ; and a controller configured to: in response to the recording medium being brought in proximity to or in contact with the reader , control the reader to read the identification information from the recording medium ; in response to the identification information being read by the reader , acquire, from the storage device , the setting information associated with the read identification information; in response to the recording medium being brought in proximity to or in contact with the reader , control the reader to read the identification information from the recording medium ; in response to the identification information being read by the reader , acquire, from the storage device , the setting information associated with the read identification information; characterized in that the image processing apparatus additionally comprises: a sensor configured to detect a document set on the image processing apparatus ; and the controller is additionally configured to: in response to acquiring the setting information, determine whether a document is set on the image processing apparatus , based on the detection signal from the sensor ; a sensor configured to detect a document set on the image processing apparatus ; and the controller is additionally configured to: in response to acquiring the setting information, determine whether a document is set on the image processing apparatus , based on the detection signal from the sensor ; when determining that a document is set on the image processing apparatus , control the image processing device to perform the image reading operation in accordance with the acquired setting information; and when determining that no document is set on the image processing apparatus , control the display to display the acquired setting information. <EOS>