Seiko 201 Spécifications Page 1

MTP SERIES THERMAL PRINTER MECHANISM TECHNICAL REFERENCE U00084438003

2.2 GENERAL SPECIFICATIONS 2.2.1 Character Printers Table 2-1 Character Printer Specifications Item Specifications Base model code MTP102 MTP

Table 2-1 Character Printer specifications (continued) Item Specifications Base model code MTP102 MTP201 MTP401 During printing 3.2A max. Curren

2.2.2 Graphic Printers Table 2-2 Graphic Printer Specifications Item Specifications Base model code MTP201 MTP401 Model MTP201-G128 MTP201-G166

Table 2-2 Graphic Printer Specifications (continued) Item Specifications Base model code MTP201 MTP401 during printing 3.2A max. Current consumpt

2.3 MOTOR DRIVER CHARACTERISTICS The motor is the power source for head movement and paper feed. Through the application of DC voltage to the motor

(3) Motor stop signal Stop the motor drive signal within 1 ms after detecting a home switch “OFF” (100 to 250 μs) signal, and input a motor stop sig

2.4 TG (TACHO-GENERATOR) OUTPUT CHARACTERISTICS The TG is a signal generator directly connected to the motor, that generates false sine waves of two

2.5 HOME SWITCH The home switch is a push-open type mechanical switch, which switches “OFF” when the head is at the home position (left end). The s

2.6 THERMAL PRINT HEAD Because the thermal print head in the MTP Series is a thin film type with high thermal efficiency, it has an excellent print

Vcc H-COM Dot 12.2kΩ 2SC5585Head drive signal 1 ・ ・ ・ ・・ ・ ・・・・・・10kΩ10kΩ2.2kΩ 10kΩ2.2kΩ 2SC55852SC5585Dot 2Head drive signal 2 Head drive signal 8 D

MTP SERIES THERMAL PRINTER MECHANISM TECHNICAL REFERENCE Document Number U00084438003 First Edition January 1995 Second Edition September 2003 Th

2.6.3 Head Activation Pulse Width To ensure high quality printing with the MTP Series, the thermal head activation pulse width must be set according

2.6.4 Control of Printing Pulse Width Superior print quality can be maintained by controlling the print pulse width by the print pulse width control

VR 4069UB820p2SC 1740 150kΩ 50kΩ 22kΩ 22kΩ 22kΩ 100kΩ 1SS133Oscillator output Oscillator output Print pulse width 12345 181920Head drive signal (Exam

CHAPTER 3 TERMINAL ASSIGNMENT 3.1 B HEAD-MOUNTED PRINTER 3.1.1 Thermal Head Control Terminal Recommended connector: 0022023083 (MOLEX)

3.1.2 Motor and Switch Control Terminal (1) MTP102 Recommended connector: 0022023063 (MOLEX) Solder-plated surface Figure 3-2 Motor and

3.2 G HEAD-MOUNTED PRINTER 3.2.1 Thermal Head Control Terminal Recommended connector: 0022023093 (MOLEX) Terminal NumberSignal Name Function 1

CHAPTER 4 TIMING CHART 4.1 TIMING CHART Figure 4-1 shows the timing chart when using a B-head mounted printer. The number of the head driv

* Signal in are issued from the circuit side. One cycle Motor drive signal Paper feeding Printing Motor current Motor stop signal Ho

4.2 DETAILED CHART OF PRINTING START TIMING Home switch signal TG signal Timing signal Head drive signal* Start printing from the second pulse of ti

4.3.2 Timing Signal Count Method When printing a graphic image, print a picture unit by the following method. The print start position deviation ma

PREFACE This reference manual describes the specifications and basic operating procedures for the MTP Series Thermal Printer Mechanisms. Read

N is as shown below: Part Number N Part Number N MTP102 -13B 160 MTP201 -G128 276 -16B 200 - -G166 276 MTP201 -20B 230 M

CHAPTER 5 APPEARANCE AND DIMENSIONS Figures 5-1 to 5-5 shows the appearance and external dimensions of the MTP Series printer mechanisms. 5-

Paper inlet Tolerance: ±0.15 (Unit: mm) Printing position Figure 5-1 MTP102 (B head-mounted) Appearance and External Dimensions 5-2

Figure 5-2 MTP201 (B head-mounted) Appearance and External Dimensions 5-3

(Unit: mm) Tolerance: ±0.15 Paper inlet Figure 5-3 MTP401 (B head-mounted) Appearance and External Dimensions Printing position Paper inlet 5-4

Tolerance: ±0.15 (Unit: mm) Paper inlet Figure 5-4 MTP201 (G head-mounted) Appearance and External Dimensions Printing position Paper inlet 5-5

Tolerance: ±0.15 (Unit: mm) Paper inlet Figure 5-5 MTP401 (G head-mounted) Appearance and External Dimensions Printing position Paper inlet 5-6

CHAPTER 6 SAMPLE CIRCUIT BLOCK DIAGRAM Figures 6-1 and 6-2 shows the samples of the circuit block diagrams. 6-1

Home switch & tacho-generator in common (GND) Thermal head drive (7 wires) Thermal head common Tacho-generator signal Motor drive output (−) Home

Home switch, tacho-generator in common (GND) Thermal head drive (8 wires) Thermal head common Tacho-generator signal Motor drive output (−) Home swit

TABLE OF CONTENTS Section Page CHAPTER 1 FEATURES CHAPTER 2 SPECIFICATIONS 2.1 PART NUMBER...

7-1 CHAPTER 7 DESIGNING AND HANDLING PRECAUTIONS To maintain the performance of the MTP Series and to prevent future problems from occurring,

(2) Stop the thermal head at the home position; otherwise, the platen may become deformed resulting in poor print quality. (3) Do not print without

CHAPTER 8 DESIGN OF PERIPHERAL DEVICES 8.1 DESIGN PRECAUTIONS The mounting procedure for MTP Series printers differs somewhat between the MT

(2) When mounting without screws Using the dowels and the φ2 mm holes on the back of the printer as reference for positioning, fix the printer b

(1) When mounting with screws Tapping screw With the φ2.2 mm holes at the corners of the printer as a reference for positioning, fix the printer o

8.2 MOUNTING THE PAPER CUTTER Paper eject direction Design the paper cutter so that the cutter tip is located over the paper outlet so that it do

8.3 MOUNTING A ROLL HOLDER FOR HEAD SENSITIVE PAPER Heat sensitive paper roll Printer Design the roll holder to the following specifications: Pape

8.4 THERMAL PAPER TAKE-UP DEVICE Take into consideration the following items when designing the thermal paper take-up device. 1) After printing, t

8.5 FLEXIBLE CABLE 8.5.1 Connecting and Fixing the Flexible Cable Terminal Use and FPC (Flexible Printed Circuit) connector to connect and fix the

8.6 REPLACEMENT OF HEAD UNIT The model which can replace the head unit is the printer of MTP 401 series. 8.6.1 Removing Head Unit (1) Move the

Section Page CHAPTER 4 TIMING CHART 4.1 TIMING CHART...

(3) Pull out the flexible cable plate in the direction shown by arrow A holding the edge of the plate with a finger, then disengage the plate from the

8.6.2 Mounting the Head Unit Head unit terminal (1) Move the head carrier to a position that permits easy replacement (see Figure 8-15). Solder-pla

(4) Slide the head unit terminal cable into the slit provided on the head carrier. Next, slide the head along the guide of the head carrier until it

Section Page 8.4 THERMAL PAPER TAKE-UP DEVICE ...8-6 8.5 FLEXIBLE CABLE

vii Figure Page 3-1 Thermal Head Control Pin Assignment (B Head-mounted Printer)...3-1 3-2 Motor and Switch Co

CHAPTER 1 FEATURES The MTP Series Line Thermal Printer Mechanism is a series of compact, thermal printers designed to meet the demand for smal

CHAPTER 2 SPECIFICATIONS 2.1 PART NUMBER (1) Character printers MTP    -    (1): Base model code (2): Characters per line*