Epson EPL-N7000 - Manual (Page 415)

404 Functions of the Control Panel
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Caution:
Make sure that the printed image does not extend beyond the edge
of the paper. Otherwise, you may damage the printer.
T Offset B
Adjusts the vertical printing position on the back of the paper
when printing on both sides. Use this if the printout on the back
is not where you expected.
L Offset B
Adjusts the horizontal printing position on the back of the paper
when printing on both sides. Use this if the printout on the back
is not where you expected.
Setup Menu
This menu allows you to make various basic configuration
settings related to paper sources, feeding modes, and error
handling. You can also use this menu to select the LCD panel
display language.