Epson LQ-2170 User Manual page 119

The paper feed is crooked.
The paper may be old or creased. Use only new, clean sheets
of paper.
There may be too much paper in the stacker.
Make sure the paper guides are set correctly and your paper is
the proper size and quality. See the Appendix for paper
specifications.
One page of your document has printed on two pages.
Check that the page-length setting and lines-per-page setting in
your software are correct. Also see "Changing the Default
Settings" in Chapter 3.
The desired paper type does not load when switching between the
cut-sheet feeder and the push tractor.
The paper release lever may not be in the proper position. Pull
the lever forward to load continuous paper or push the lever
back to load single sheets.
Troubleshooting
6-11