Epson EPL-6200 Reference Manual page 185

4. In the window that appears, choose USB from the pop-up list.
Your printer name automatically appears in the Name list.
Note:
Make sure to choose USB. Do not choose EPSON USB, because it
cannot be used with the PostScript 3 printer driver.
5. Make sure that your printer model is selected in the Printer
Model list.
Note:
If your printer model is not automatically selected in the Printer
Model list, you need to reinstall the PostScript printer driver. See
"Installing the PostScript printer driver (EPL-6200 only)" on page
159 for instructions.
6. Click Add. Your printer is automatically added to the Printer
List.
7. Click on your printer name on the list, and then select Show
Info from the Printers menu. The Printer Info dialog box
appears.
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Using the Printer Driver For Macintosh