Epson Stylus Pro 4400 Reference Manual page 286

8. Adjust the length of the paper guide and the edge guide
according to the paper size.
9. Put the paper guide roller down, and then re-attach the paper
tray cover.
Note:
❏ Make sure the roll paper support is not raised.
❏ Before printing on cut-sheet media, make sure paper in the paper
tray is not curled. If it is curled, uncurl it; otherwise, a paper jam
may occur.
286
Paper Handling