Features
Printing Specifications
NOTE: If the print duty ratio is too high, the operation of the print head is stopped by the duty limit. In
such circumstances, the print speeds shown above cannot be guaranteed.
cpi = characters per inch.
Printing method:
Serial impact dot-matrix
Head wire configuration:
9-pin serial type
Figure 1-2 Dot configuration
Dot pitch:
0.353 mm (1/72")
Dot wire diameter
0.29 mm (0.01")
Printing direction:
Bidirectional with logic seeking
Printing width:
63.34 mm (2.49")
Line feed:
4.233 mm (1/6"): default setting
Programmable in units of 1/144 inch by using commands.
Paper feed method
Friction feed
Paper feed speed:
Approximately 4.17 inches/second (25 lines/second) during
continuous paper feeding
Characters per line:
See the table on the next page.
Characters per inch:
See the table on the next page.
Total dot count (horizontal
direction)
7 x 9 font: 400 half-dot positions per line
9 x 9 font: 400 half-dot positions per line
Print speed
Approximately 3.5 lines/second (40 columns, 16 cpi)
Approximately 6.4 lines/second (16 columns, 16 cpi)
0.29 mm (0.01")
(wire diameter)
0.317 mm (0.012")
0.353 mm
(0.014")
— 2 —
Summary of Contents for UP-250
Page 1: ...EXTERNAL PRINTER FEB 2000 MODEL UP 250 without price TECHNICAL MANUAL ...
Page 95: ... 86 END END Yes No Action 4 Replace main PCB Replace printer OK Action 4 mechanism assembly ...
Page 136: ... 127 ...
Page 149: ... 140 Main Circuit Board Parts Layout ...
Page 150: ... 141 RS 232 Serial Interface Circuit Board Parts Layout ...
Page 151: ... 142 IEEE 1284 Parallel Interface Circuit Board Parts Layout ...
Page 152: ...RS 485 Serial Interface Circuit Board Parts Layout 143 ...
Page 160: ... 151 Case Unit Lubrication Points Diagram 4 G 31 4 G 31 3 G 31 3 G 31 ...
Page 163: ... 154 EXPLODED DIAGRAM FOR TM U200B U210B NO 1 ...
Page 164: ... 155 EXPLODED DIAGRAM FOR TM U200B U200PB U210B U210PB NO 2 ...