Epson Printer Mechanism

Printing Specifications
1 Print Method : Impact dot matrix printer (8 print solenoids)

2.Printing Speed :
a)Line Printing : 2.7 lines/sec A 20% (typical)
b)1 dot line :21.6 dot lines/sec A 20% (typical)

3)Inking :
Ribbon CassettePossible to use ERC-22 or ERC-09

4)Print Format
a)Total number of dots : Maximum 144 dots/dot line
b)Number of columns : Maximum 24 (5x7 font and 1 dot column
space) (3 columns/print solenoid x8)

5) Character Size
1)Dot pitch :Horizontal : 0.33 mm; Vertical : 0.37 mm
(0.013a ;0.015a )

6)Paper Feeding Specification
a)Feeding method : Friction method
Paper is automatically fed very dot line.
Possible to feed paper with a trigger
solenoid for fast paper feeding with paper
release mechanism.
b)Paper feeding pitch :When feeding automatically; 1-dot line pitch
(0.37 mm (0.015a )
During fast feeding : 3-dot line pitch
(1.11 mm (0.044a )
c)Fast paper feeding speed : 6.5 lines/sec A 20%
(Motor terminal voltage at 4.8 VDC constant,
25A C (77A F),
continuous printing)
d)Paper specification : Width : 57.5 A 0.5 mm (2.26a A 0.02a )

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