Patent ID: 8529055

Claim:
A printing apparatus comprising: a feeder for feeding a printing medium; a conveyance path configured to convey a printing medium through a print position where the printing medium is printed by a printing unit; a control unit for controlling the printing apparatus selectively in a first mode and a second mode; a discharge port for discharging the printing medium printed by the printing unit; a tray located below the discharge port such that the printing medium discharged from the discharge port are stacked on the tray in the second mode, wherein the tray is configured to be lifted up to an upper position; and a detecting unit configured to detect that the tray is located at the upper position, wherein in the first mode, the control unit controls the printing apparatus such that a printing medium fed from the feeder is firstly conveyed up to a position where a rear end of the printing medium gets out of the feeder, after the first conveyance, the printing medium is conveyed reversely in the conveyance path, and that, after the reverse conveyance, the printing medium is conveyed to the print position and then the printing medium is printed by the printing unit, wherein in the second mode, the control unit controls the printing apparatus such that a printing medium fed from the feeder is printed by the printing unit without being conveyed reversely, wherein in the first mode, the tray supports a portion of the printing medium out from the apparatus body while printing medium is conveyed in the conveyance path such that the portion of the printing medium supported by the tray and a portion of the printing medium in the conveyance path are kept flat when the tray is located at the upper position, and wherein the controller controls the printing apparatus so as not to perform printing in the first mode when the detecting unit does not detect that the tray is located at the upper position.