EC Line EC-PM-80320 - Default Chapter; Table of Contents

EC-PM-80320 Service Manual
- iii -
Table of Contents
Chapter 1 Printer Introduction
..............................................................................................................1
1.1 Explanation and appli
cation ............................................................................................................1
1.2 Product type
....................................................................................................................................1
1.3 Characteristic
..................................................................................................................................1
1.4 Parts Identification
..........................................................................................................................2
Chapter 2 Control Panel
Operation.......................................................................................................1
2.1 Control Panel
..................................................................................................................................1
2.1.1 Indicat
or LED............................................................................................................................1
2.1.2 KEY..........................................................................................................................................1
2.2 Self-Testi
ng .....................................................................................................................................1
2.3 Hex Dump Printing
..........................................................................................................................1
2.4 Restoring Factory
Printer Settings ..................................................................................................2
2.5 Setting Slip S
titch............................................................................................................................2
Chapter 3 Specification
..........................................................................................................................1
3.1 General Specifi
cation ......................................................................................................................1
3.2 Interface Specifi
cation.....................................................................................................................2
3.2.1 Cash Drawer Interface
.............................................................................................................2
3.2.2 Parallel Interface
......................................................................................................................3
3.2.3 USB Interface
...........................................................................................................................4
3.2.4 Serial I
nterface.........................................................................................................................4
3.2.5 Ethernet Interface
.....................................................................................................................5
3.2.6 Power Supply Inlet
...................................................................................................................5
Chapter 4 Printer Working Princip
le .....................................................................................................7
4.1 Working Principle of T
hermal Print Head ........................................................................................7
4.1.1 Matching with thermal head and paper
....................................................................................7
4.1.2 The structure of therm
al head ..................................................................................................8
4.1.3 Print position of dat
a.................................................................................................................9
4.1.4 Electric Character of
Thermal Print Head.................................................................................9
4.1.5 Timing Signal Figure
..............................................................................................................10
4.1.6 Thermal Head Resi
stance......................................................................................................10
4.1.7 Thermal Head V
oltage............................................................................................................10
4.2 Sensor
..........................................................................................................................................10
4.2.1 Thermal sensor
......................................................................................................................11
4.2.2 Paper Sensor
.........................................................................................................................12
4.2.3 Platen Position Sensor
...........................................................................................................13
4.3 Working Principle of
Control Unit ..................................................................................................13
4.3.1 Structure m
odule....................................................................................................................13
4.3.2 Part’s Main Function
...............................................................................................................14
4.3.3 Function of Interface
...............................................................................................................14