Epson TM-U590/U590P Operator's Manual page 43

Copy capability and
paper thickness:
Backing paper:
Copy and original:
Carbon paper:
Total thickness:
Backing paper:
Copy and original:
Total thickness:
Note:
When using multi-ply paper that consists of an original and three or
four copies, be sure to print with a 9 9 font. If a 7
some characters on some of the copies may not be readable.
Normal paper (single-ply): 0.09 to 0.2 mm
(.0035 to .0079")
Carbon copy paper combination:
5 sheets maximum (original + 4 copies) at
20° to 45°C (68° to 113°F)
0.06 to 0.15 mm (.0023 to .0059")
0.04 to 0.07 mm (.0015 to .0028")
Approximately 0.035 mm (.0014")
0.30 mm (.0118") or less (for any
combination, from a single original to an
original + 3 copies)
0.36 mm (.0141") or less (for any
combination, from a single original to an
original + 4 copies)
Pressure sensitive paper:
5 sheets maximum (original + 4 copies) at
20° to 45°C (68° to 113°F)
0.06 to 0.15 mm (.0023 to .0059")
0.06 to 0.075 mm (.0023 to .003")
0.24 mm (.0094") or less (original to
original + 3 copies)
0.30 mm (.0118") or less (original + 4
copies)
9 font is used,
Reference Information 4-5