Epson 24-PIN DOT MATRIX PRINTER LQ-570+ - Manual (Page 38)

2. Turn on the printer. The OPERATE light on the control panel
comes on.
3. Slowly slide the left edge guide until it stops next to the
arrow on the paper guide. Then adjust the right edge guide
to match the width of your paper.
4. Insert the paper fimly between the edge guides until it meets
after a seconds, printer advances the
paper to the loading
2-4 Paper Handling