Epson 1170 - Manual (Page 47)

Using Continuous Paper
4.
Slide the left sprocket unit to approximately 12 mm inch)
from the far left position (use the alignment marks on the
printer case). Push the sprocket lock back to lock it in place.
Then slide the right sprocket unit to match the width of your
paper, but do not lock it. Move the paper support so it is
midway between the sprocket units.
5.
Make sure your paper has a clean, straight edge. Insert the
paper into the desired paper slot (front, bottom, or rear) until it
emerges between the platen and the ribbon guide. Pull the
paper up until the perforation between the first and second
pages is even with the top of the printer’s ribbon.
Paper Handling 2-19