A794 Owner’s Guide Chapter 4: Print Specifications
December 1999 27
Paper Specifications
The printer requires qualified thermal paper with the following dimensions:
Width Diameter Length
80 mm ± .2 mm (3.15 in. ± .02 in.) 90 mm max. (3.54 in.) 322 ft. nominal.
82.5 mm ± .2 mm (3.25 in. ± .02 in.) 90 mm max. (3.54 in.) 322 ft. nominal.
The paper must not be attached at the core. Use paper with a colored stripe at the end
to indicate that the paper is running low.
The above figures are based on a core diameter of 22 ± .5 mm (.87 in.) outside,
11.5 ± .5 mm (.45 in.) inside.
Print Zones

Print Zones for 80 mm Paper

Specifications of print zone for 80 mm paper:
♦ 576 dots (addressable) @ 8 dots/mm, centered on 80 mm
♦ Standard Mode: minimum margins: 2.5 mm (.098 inches)
♦ Top margin to manual tearoff: 17.8 mm (0.70 inches)
♦ Top margin to knife cut: 19.0 mm (0.75 inches)
Cut Edge
44 Standard Columns = 71.5 mm (2.815 in.)
56 Compressed Columns = 70 mm (2.756 in.)
Cut Edge
Paper Width = 80 mm (3.15 in.)
Top Margin, 17.8 mm (.70 in.) Minimum
Printable Zone, 576 Dots = 72 mm (2.835 in.)
Nominal Margins, 4 mm (0.157 in.)