Samsung SPP 2040 - Manual (Page 61)

Printing from a Macintosh
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Click 'Print' after selecting the number of copies and the page
range to be printed.
On the right side of the tab you can set various option.
You can set copies & pages, layout, output options, scheduler, paper handling,
colorSync, printer features and summary.
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The screen confirming that the file was sent to the print
queue appears and printing begins.
Make sure that the image direction and the paper direction you set are
in the same direction. Use the Preview mode in your application to
check the image direction to be printed.