Requirements For Black Mark Position For Die-Cut Label Paper - Epson TM-L90 Manufacturing Manual

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2. If the transparency rates are out of the specified range (label + backing paper:
18% or less, backing paper: 47% or more), the printer detects a layout error.
However, paper identified with a layout error may be used when the detection hole
is prepared as follows and the position to detect the label may be shifted by
approximately 0.5 mm {0.02"}.
1.75 ± 0.5
6 ± 0.5
Corner R2 or less

3.10 Requirements for Black Mark Position for Die-Cut Label Paper

For die-cut labels with black marks, there are two reflective rate requirements, depending on the
size and position of black marks. Be sure to use label paper that meets either black mark
position requirement I or II as follows:
0.5 ± 0.3
Corner R0.5
(4)
or less
8.0 ± 0.1
0.5 ± 0.3
TITLE
TM-L90
Roll Paper
Manufacturing Guide
5.0 ± 0.5
Face (printed side)
SHEET
REVISION
A
Detection hole
[Units: mm]
NO.
NEXT SHEET
10 9