Table Of Contents - Citizen CL-S400DT Technical Manual

Chapter 2 Operating Principles
2-1. Operation of Each Mechanism ....................................................................................... 2-4
2-1-1. Locations of Main Electrical Parts ...................................................................... 2-4
2-1-2. Media Feed Mechanism..................................................................................... 2-5
2-1-3. Media Detection Mechanism.............................................................................. 2-6
(1) Detecting labels/U-shaped notches of tag ................................................. 2-6
(2) Detecting black marks on tag .................................................................... 2-7
(3) Detecting continuous media ...................................................................... 2-7
(4) Controlling the amount of light emitted from the light emitter .................... 2-7
2-1-4. Print Head Up/Down Detection Mechanism....................................................... 2-8
2-1-5. Head Balance Adjustment Mechanism .............................................................. 2-9
2-1-6. Media Thickness Adjustment Mechanism .......................................................... 2-10
2-2. Operation of Control Parts .............................................................................................. 2-12
2-2-1. Configuration of Printer ...................................................................................... 2-12
(1) AC Inlet & Power Switch/Filter & Power Supply section............................ 2-13
(2) SA Main PCB............................................................................................. 2-13
(3) Operation panel (SA LCD PCB) ................................................................ 2-13
(4) Thermal print head (SA2 Head)................................................................. 2-13
(5) Sensors ..................................................................................................... 2-14
(6) SA, Motor................................................................................................... 2-14
(7) Serial I/F (RS-232C) .................................................................................. 2-14
(8) USB (Universal Serial Bus) I/F .................................................................. 2-14
(9) Parallel I/F (IEEE1284) (Option)................................................................ 2-14
(10)
2-2-2. Memory Map ...................................................................................................... 2-15
2-2-3. Sensors .............................................................................................................. 2-16
(1) Head up sensor ......................................................................................... 2-16
(2) Adjustable sensor ...................................................................................... 2-17
(3) Head temperature sensor.......................................................................... 2-19
2-2-4. Drivers................................................................................................................ 2-20
(1) Motor driver................................................................................................... 2-20
(2) Head control circuit.................................................................................... 2-21
(3) Head control circuit.................................................................................... 2-22
2-2-5. Other circuits ...................................................................................................... 2-23
(1) Regulator circuits....................................................................................... 2-23
(2) Reset circuit............................................................................................... 2-24
(3) Clock circuit ............................................................................................... 2-24
(4) Operation panel circuit............................................................................... 2-25
(5) USB I/F control circuit................................................................................ 2-26
(6) RS232C I/F circuit ..................................................................................... 2-26
(7) Optional I/F circuit...................................................................................... 2-27
2-3. Operation Panel.............................................................................................................. 2-28
2-3-1. Normal operation mode...................................................................................... 2-28
CL-S400DT
CHAPTER 2 OPERATING PRINCIPLES

Table of Contents

Ethernet Board (Option)........................................................................... 2-14
2-2