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Citizen CLP-631 - User Manual

Citizen CLP-631
60 pages
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CLP-621 & CLP-631
Thermal Transfer Barcode & Label Printer
USER'S MANUAL

Other manuals for Citizen CLP-631

Questions and Answers

  • D
    David PowellAug 16, 2025
    How to fix Citizen Cutter not cutting cleanly?
    • S
      sfreemanAug 16, 2025
      If the media is not being cut cleanly, the blade may need cleaning. If cleaning doesn't resolve the issue, the Cutter Unit blade may be worn out and require replacement.
  • A
    Amanda WeaverAug 19, 2025
    Why is my Citizen Barcode Reader not printing neatly?
    • P
      philip49Aug 19, 2025
      If your Citizen Barcode Reader is not printing neatly, ensure that the media and ribbon are correctly set. Adjust the printing density using the menu or control software. If the platen is dirty, clean it with ethyl alcohol; if it is deformed, it should be replaced. Consult with the dealer that supplied the printer concerning the replacement.
  • A
    Anthony NielsenAug 22, 2025
    What to do if Citizen Barcode Reader feeds paper but does not print?
    • J
      Johnathan HicksAug 22, 2025
      If your Citizen Barcode Reader is feeding paper but not printing, check if the thermal printhead is dirty or has a label stuck to it. Clean any dirt with the provided head cleaner. Remove any stuck labels, using a soft cloth soaked in ethyl alcohol for adhesive residue. Ensure you are using the recommended ribbon or one of the same type.
  • C
    Crystal MeadowsAug 26, 2025
    Why does the printing position change on my Citizen Barcode Reader?
    • M
      Michael WaltersAug 26, 2025
      If the printing position changes on your Citizen Barcode Reader, make sure the media and ribbon are correctly set. Clean the platen with ethyl alcohol if it's dirty, and replace it if deformed. Check the software and communication status set by the host computer if an error message appears. Ensure the correct menu values are set using the operating panel or host computer. Adjust the media sensitivity to appropriate values, and if the problem persists, change the 'Sensor level' in the 'System setup'.
  • L
    Lori TrevinoAug 28, 2025
    What to do if my Citizen Cutter printer stopped because of abnormal auto cutter temperature?
    • H
      Henry Garcia IIAug 28, 2025
      If the printer has stopped due to an abnormal auto cutter temperature, the suggested solution is to wait until the Cutter Unit cools down.
  • M
    Mark BishopAug 31, 2025
    What to do if media jammed in Citizen Cutter?
    • A
      Andrew HarrisAug 31, 2025
      If the media is jammed, try the following: - Remove any foreign matter that may be obstructing the cutter. - Ensure all connections are firm. - If needed, replace the Cutter PCB Unit or the Main PCB Unit in the printer. - You can also adjust the gap.
  • D
    Diana YoungSep 2, 2025
    How to troubleshoot LED not lighting up on Citizen Barcode Reader?
    • D
      David ShortSep 3, 2025
      If the LED on your Citizen Barcode Reader doesn't light up when you connect the power, ensure the power cord is correctly plugged into both the electrical outlet and the printer's power inlet. Check that the outlet is receiving power, and verify the building's power supply. If the power cord is damaged, replace it with one specifically designed for the printer. If necessary, replace the main fuse in the building’s fuse box, and reset the main breaker. Ask a qualified serviceman to carry out the replacement.
  • J
    John HansenSep 6, 2025
    How to fix wrinkled ribbon on Citizen Barcode Reader?
    • S
      stacy91Sep 6, 2025
      If the ribbon is wrinkled in your Citizen Barcode Reader, adjust the tension and left-right balance using the ribbon tension and balance adjustment knobs. Also, set the appropriate printing density using the menu or control software. If the issue persists, use the recommended products or equivalent; otherwise, contact a service representative.
  • L
    Lee RamirezSep 9, 2025
    What to do if the ribbon slips on Citizen Barcode Reader?
    • D
      Dr. Amber Henry DDSSep 9, 2025
      If the ribbon slips (and ribbon dirt is produced) on your Citizen Barcode Reader, adjust the tension using the ribbon tension adjustment knob.
  • A
    Ashley CohenSep 12, 2025
    How to fix ribbon not winding on Citizen Barcode Reader?
    • W
      williammooreSep 12, 2025
      If the ribbon does not wind in your Citizen Barcode Reader, ensure the ribbon is set in the correct course and that the winding direction is correct.

Summary

Introduction to Citizen CLP Printers

Main Features of CLP Printers

Highlights the key features including speed, quality, and ease of operation.

Compliance Statements

European User Compliance

Details compliance with European directives and standards.

American User FCC Compliance

States compliance with FCC rules for American users.

Canadian User EMI Compliance

Information on EMI compliance for Canadian users in English and French.

Safety Instructions and Notices

Important Safety Instructions

Critical safety guidelines to follow for safe operation and maintenance.

General Safety Instructions

Covers warnings and precautions for safe handling and operation.

Precautions When Installing the Printer

Specific safety measures for installing the printer correctly.

Chapter 1: Setup

Confirmation of Carton Contents

Instructions for verifying all items are included in the printer's carton.

Removing the Packing Material

Steps to remove shipping tape and protective materials from the printer.

Part Names and Functions - Front View

Identifies and describes the external front parts of the printer.

Part Names and Functions - Inside Printer

Details the internal components and parts of the printer.

Part Names and Functions - Adjustment Knobs

Identifies and explains the function of various adjustment knobs.

Part Names and Functions - Internal Components

Details internal printer components like printhead, sensors, and guides.

Part Names and Functions - Operation Panel

Explains the printer's operation panel, LEDs, and keys.

Part Names and Functions - Rear View

Identifies and describes the printer's rear view interfaces and controls.

Connection to Power

Guides on how to connect the printer to an electrical power outlet.

Driver Installation

Instructions for installing the necessary printer driver software on a computer.

Connection to a Computer

Steps for connecting the printer to a computer via various interfaces.

Chapter 2: Printer Operation

Power ON;OFF

Describes the procedure for turning the printer's power on and off.

Normal Operating Mode

Explains the printer's normal mode and the function of control keys.

LED Functions

Details the meaning and status of the printer's LED indicators.

Table of Alarm and Error Indications

Lists error codes and their corresponding LED indications for troubleshooting.

Setting the Media - Media Sizes

Provides specifications for various media sizes supported by the printer.

Installing the Media

Step-by-step guide for loading media into the printer.

Setting the Media - Sensor Positions

Instructions for adjusting media sensor positions for transparent or reflective media.

Setting the Media - Aligning Guides and Locking Head

Guides for aligning media guides and locking the printhead unit.

Setting the Ribbon - Types and Method

Describes ribbon types and the method for installing them.

Setting the Ribbon - Installation Steps

Continues the procedure for installing the ribbon and winding it.

Setting the Ribbon - Tension and Balance

Details adjusting ribbon tension and balance for proper feeding.

Mode Settings - HEX Dump Mode

Explains how to enter and use the HEX Dump mode for diagnostics.

Mode Settings - Self Print Mode

Describes how to perform a self-test print for quality checks.

Mode Settings - Media Adjustments

Explains media thickness and width adjustments using self-test print.

Mode Settings - Menu Setup Mode

Details how to enter and navigate the printer's menu setup mode.

Mode Settings - Menu Setting Flow Chart

Visualizes the process for changing printer settings via the menu.

Mode Settings - Menu Options

Lists and briefly explains various configurable menu options.

Mode Settings - Example of Top Menu Setting

Demonstrates changing settings like print speed and darkness via menus.

Mode Settings - Example of Sub Menu Setting

Shows examples of changing settings within sub-menus.

Mode Settings - Machine Information & Current Menu Settings

Displays printer model details and current configuration settings.

Menu Setting Table - Page Setup

Table detailing settings for media and print quality adjustments.

Menu Setting Table - System Setup

Table detailing settings for printer hardware and basic systems.

Menu Setting Table - After Print & Interfaces

Details settings for post-print actions and interface parameters.

Quick Setup of the Print Method

Guides on quickly setting the thermal transfer or direct thermal print method.

Chapter 3: Printer Adjustments

Sensor Adjustments - Entering Adjustment Mode

Steps to enter the sensor adjustment mode for calibration.

Sensor Adjustments - Quick Sensor Selection

Method to switch between transparent and reflective sensor types.

Adjusting the Transparent Sensor

Detailed procedure for adjusting the transparent media sensor.

Adjusting the Reflective Sensor

Detailed procedure for adjusting the reflective media sensor.

Media Thickness Adjustment

Instructions for adjusting the printer for different media thicknesses.

Media Width Adjustment

Guides on how to adjust the printer for various media widths.

Adjusting the Ribbon - Tension Adjustment

How to adjust ribbon tension to prevent wrinkles or slippage.

Adjusting the Ribbon - Balance Adjustment

Procedure for balancing ribbon tension to prevent wrinkles.

Cleaning

Instructions on how to clean the printer's printhead and platen.

Chapter 4: Troubleshooting

Troubleshooting - Power Connection Issues

Checks for issues when the printer's LED indicators do not light up.

Troubleshooting - Paper Feed Issues

Troubleshooting steps for when paper feeds but nothing prints.

Troubleshooting - Printing Issues

Troubleshooting for poor print quality, incorrect printing position, or ribbon issues.

Appendixes

Specifications - Printing Details

Technical specifications related to printing methods, resolution, and speed.

Specifications - Media Details

Specifications for media types, sizes, and thickness.

Specifications - Bar Code, Font, and Control Language

Details supported barcode types, fonts, and control languages.

Specifications - Interfaces and Indicators

Information on communication interfaces, LEDs, and controls.

Specifications - Environment and External Dimensions

Operating/storage conditions and physical dimensions of the printer.

Specifications - Weight, Accessories, and Options

Details printer weight, included accessories, and optional units.

Interfaces - Serial Interface Specifications

Technical details and pin assignments for the serial RS-232C interface.

Interfaces - XON;XOFF and DTR Protocols

Explains communication protocols like XON/XOFF and DTR signals.

Interfaces - Parallel Interface Specifications

Technical details and pin assignments for the parallel interface.

Interfaces - Parallel Port Errors and Timing

Describes parallel port signal statuses during errors and timing specifications.

Interfaces - Parallel Port Timing Details

Further details on parallel port timing for INIT, BUSY, and ACK signals.

Interfaces - USB Interface Specifications

Technical details and pin assignments for the USB interface.

Replacing the Interface Board

Instructions for safely removing and replacing the printer's interface board.

Replacing the Interface Board - Installation

Continues the procedure for installing the new interface board.

Citizen CLP-631 Specifications

General IconGeneral
Print MethodThermal Transfer / Direct Thermal
Print Resolution300 dpi
Operating System CompatibilityWindows
Maximum Print Length999 mm
ConnectivityParallel, Serial, USB
Media SensorsReflective and transmissive
Media Thickness0.0025 to 0.01 inches
Ribbon Length300 m
Ribbon Core1 inch
InterfacesParallel, Serial, USB
Memory16 MB
Label Width9 mm - 54 mm
Power SourceAC 100-240V, 50/60 Hz
Print SpeedUp to 4 ips (100 mm/s)
Media TypeRoll-fed, die-cut, continuous, fanfold
Media Roll Diameter5" (127 mm) O.D. on a 1" (25.4 mm) I.D. core

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