Patent ID: 8836740

Claim:
A printer comprising: a print head that performs printing of a print image on a print medium, based on print data; a discharge port that discharges the print medium to the outside after the printing by the print head; a display portion that displays various images; and a processor that is configured to display a head marker indicating a position of the print head and a discharge port marker indicating a position of the discharge port on the display portion in correspondence to a positional relationship of the print head and the discharge port, and display, in real-time on the display portion, an image of the print medium on which the print image has been printed, in accordance with the printing by the print head, such that the image is initially displayed in a state in which a start edge of the image is aligned with the head marker when the printing by the print head starts, and a position of the initially displayed image is moved toward the discharge port marker in accordance with progress of the printing by the print head.