| 摘要 |
A printer including: a plurality of paper receiving trays configured to receive discharged sheets; a tray full detection sensor configured to detect that an amount of discharged sheets stacked on the respective paper receiving trays reaches a respective predetermined amount; a tray empty detection sensor configured to detect that no discharged sheets are stacked on the respective paper receiving trays; and a paper discharge control unit configured to, when the tray full detection sensor detects that an amount of discharged sheets stacked on a first paper receiving tray used as a current paper discharge destination reaches the predetermined amount during printing, perform continuous paper discharge to continue printing by changing the paper discharge destination from the first paper receiving tray to a second paper receiving tray that the tray empty detection sensor detects as having no discharged sheets stacked thereon at a time of the detection of the first paper receiving tray and that receives discharged sheets with printed surfaces facing a same direction as that of the first paper receiving tray.
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