Epson Stylus Pro 4400 Reference Manual page 272

10. Raise the roll paper support.
11. Extend the paper tray and paper tray cover according to the
paper size.
12. Press the Paper Source button to select Roll Auto Cut On
or Roll Auto Cut Off .
Now the printer is ready to print. While the printer is printing, do
not open the top cover. If the top cover is opened while printing
is in progress, the printer stops printing, and then restarts printing
when the top cover is closed. Stopping and restarting printing
may reduce the print quality.
272
Paper Handling