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APPENDIX
Appendix A: Specifications
General Specifications
Important!
Use only the specified type of ribbon. Use of another type of ribbon can cause
malfunction of and damage to the printer.
Printing System Serial impact dot-matrix
Number of Head Pins 9 wires
Printing Speed 3.1 lines/sec maximum
Number of Print Columns 42
Dot spacing Horizontal: 0.30mm
Vertical: 0.35mm
Paper Width 80mm to 182mm
Sensors Paper out top-of-form, bottom-of-form sensors
Command Modes Star mode
ESC/POS mode (TM-295 emulation)
ESC/POS mode (TM-290 emulation)
Interface Serial (RS-232C standard)
Parallel (centronics compatible)
Data Buffer Star mode: 2 K bytes / 35 bytes
ESC/POS mode: 512 bytes / 35 bytes
Reliability Mechanism (MCBF): 2.5 million lines
Printer head life: 70 million characters
Operating Environment
Temperature 41
°
F to 104
°
F (5
°
C to 40
°
C)
Humidity 10% to 80% RH at 40
°
C (non-condensing)
Storage Environment
Temperature -4
°
F to 140
°
F (-20
°
C to 60
°
C)
Humidity 5% to 90% RH at 40
°
C (non-condensing)
Ink Ribbon
Type Cartridge cassette
Color Black
Ribbon Material Nylon # 66 denier
Life 1.5 million characters