Oki Pos 441 - Manual (Page 39)

– 5 –
9. General Specifications
9-1. General Specifications
Printing method: Serial impact dot matrix
Print direction: Bi-directional
Number of head pins:  wires
Number of print columns: 4 columns
Character set: ASCII 5 characters
Extended graphics:
 × 40 pages (Star mode)
 ×  pages (ESC/POS)
International characters:
46 (Star mode)
 (ESC/POS)
Font configuration (ANK)  (Half dots) ×  or 5 × 
Printing width: 6 mm (0 dots)/5 mm (0 dots)/45 mm (50 dots)
Print speed: Max. 4. lines per sec. (6 mm paper width, 40 columns)
Line spacing: /6-inch (default), n/44-inch (programmable by command)
Paper feed method: Friction feed
Paper feed speed: Approx. 4 mm/sec.
Paper specifications
Paper type:
Ordinary bond and carbonless copy paper
Paper width: 6±0.5 mm (.0 inches)/5.5±0.5 mm (.5 inches)/
6.5±0.5 mm (.5 inches)
Roll diameter: 5mm (.5 inches) max.
Core: ± mm (Inner dia.), ± mm (Outer dia.)
Note: Paper rolls with the end of the paper glued or taped to the
paper roll core or paper rolls with the end of the paper folded can
cause a paper jam.
Thickness Single: 0.06 mm to 0.05 mm
Copies: Original +  copies (Max. 0. mm)
Auto cutter Partial cut (Auto cutter model only)
Ink ribbon specifications
Ribbon type:
Cartridge cassette
Color: 44Ribbon Black/Red:  colors (Black/Red)
44Ribbon Black: Single color (Black)