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Impact Dot Matrix Printer Mechanisms


Printing speed: 3.6 lines/sec
Paper roll 76mm
sprocket 76-89mm
2 color printing

  • 76mm paper width
  • 3.6 lines/sec speed printing (DP-654)
  • 2 color printing (Red and Black)
  • Friction feed model (F type) and Sprocket feeding model (P type) available
  • Graphic model (G type) available
  • 24V operation

Model DP-654 DP-657
Printing method Serial impact dot matrix
Printing direction Bi-directional
Printing speed 3.6LPS±10% 3.0LPS±10%
Number of columns 40 columns, 360 dots/line 40 columns, 400 dots/line
Font 7 × 7 or 7 × 9 (half-dot)
Character size(W × H) 1.36 × 2.4mm 1.2 × 2.4mm
Line spacing 1/6 inch 1/9 inch (DR617DFG)
Motor Voltage: 24V  V DC / Peak current: Approx. 1.5A / Average less than 0.3A
Reset pulse sensor Mechanical leaf switch
Dot pulse sensor Photo interrupter
Home position sensor Photo interrupter
Printing solenoid Voltage: 24V±1V DC / Resistance: 17Ω(24V DC, 25°C)
Paper feeding solenoid Voltage: 24V +1 -2 DC Resistance: 33Ω±10%
Connector terminals Connector 1(S16B-PH-K-S(16P): Counterpart PHR-16(16P)manufactured by JST)
Connector 2(S10B-PH-K-SC(8P): Counterpart PHR-10(8P)manufactured by JST)
Connecting method Pin connector
Paper feeding Friction feeding or sprocket feeding
Ink ribbon cartridge Two colors (Red and Black ), Single color (Black)
Paper feeding speed 18 lines/sec.
Printing paper Receipt and journal 37~38mm, Outer dia Max. φ83mm
External dimensions (W × D × H) 137 × 138 × 63.5mm
Weight Approx. 690g
Operating temp. range 0~50°C
Storage temp. range -25~70°C
Reliability Mechanism: MCBF 4.0 million lines / Head: 80 million characters


Ink ribbon cartridge Paper winder
IR-61B, RB  

Auto cutter  
AC-2/2F AC-134