Epson ColorWorks C6500Au Technical Reference Manual page 222

Black mark width
Black mark length
Black mark interval
*1: Black marks cannot be placed in the blank space between pages.
• Paper with holes or cutouts cannot be used.
• Set the cut position to a position at least 1.7 mm away from the black mark of the next label.
18.4 mm or more
4 to 25.4 mm, 4 mm or more of blank space on label
The same as the gap between pages*1
Appendix
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