Epson 3260 - Manual (Page 88)

Printable area:
Single sheets (paper cassette and manual insertion) and envelopes
A The minimum top margin is 5.3 mm (0.2 inches).
B The minimum left margin is 3 mm (0.12 inches).
The minimum right margin is:
3.8 mm (0,15 Inches) for the A4-size paper cassette
9.7 mm (0.38 Inches) for the letter-size paper cassette
3 mm (0.12 inches) for the manual Insertion slot
However, the maximum printable width 203 mm (8 inches).
C The minimum bottom margin is 9.0 mm (0.35 Inches).
A-6 Appendix