Epson SQ-2550 User Manual page 58

Note: Make sure the first sheet of paper has a clean, straight
edge so that paper can feed smoothly into the printer.
9. Slide the right sprocket unit to a position where the paper is
straight and has no wrinkles, and then lock it into place.
10. Reattach the paper guide laid down onto the back of the
printer. Then slide the edge guides together so that they
meet at about the middle of the paper's width.
Using Continuous Paper
Paper Handling 2-13