Epson LQ-300+II User Manual page 149

B The minimum left and right margins are 13 mm (0.51 inch)
each.
The maximum paper width is 254 mm (10.0 inches) and the
maximum printable width is 203.2 mm (8.0 inches).
For continuous paper wider than 229.2 mm (9.0 inches), the
side margins increase proportionally to match the width of
the paper.
Roll paper:
A The minimum top margin is 4.2 mm (0.17 inch).
B The minimum left margin is 3.0 mm (0.12 inch).
The minimum right margin is 3.0 mm (0.12 inch).
The maximum printable width is 203.2 mm (8.0 inches).
recom-
mended
printable
area
149