Contents

Before Operation
- INTRODUCTION
- COMPLIANCE STATEMENT FOR EUROPEAN USERS
- FCC COMPLIANCE STATEMENT FOR AMERICAN USERS
- EMI COMPLIANCE STATEMENT FOR CANADIAN USERS
- ETAT DE CONFORMITE EMI A LUSAGE DES UTILISATEURS CANADIENS
- IMPORTANT SAFETY INSTRUCTIONS
- NOTICE
- SAFETY INSTRUCTIONS
Chapter 1 Setup
- Confirmation of Carton Contents
- Part Names and Functions
- Connection to Power
- Driver Installation
- Connection to a Computer
Chapter 2 Printer Operation
- Power ON/OFF
- Setting the Media
- Setting the Ribbon
- Mode Settings
Quick Setup of the Print Method
Selecting the Ribbon Winding Direction
Emulation Auto Detect: Cross-EmulationTM
Manually Selecting the Printer Emulation
Chapter 3 Printer Adjustments
- Sensor Adjustments
- Media Thickness Adjustment
- Media Width Adjustment
- Adjusting the Ribbon
- Cleaning
Appendixes
- Troubleshooting
- Specifications
- Interfaces

Citizen CL-S621 II User's Manual

Pages 67

Year 2019

Language(s)

of 67

Citizen CL-S621 II Printer Specification

The Citizen CL-S621 II is a robust desktop label printer designed for efficiency and reliability in demanding environments. It features a durable construction with a compact design, making it suitable for various industrial and commercial applications. This printer supports both direct thermal and thermal transfer printing methods, offering flexibility in label production. With a print speed of up to 4 inches per second and a resolution of 203 dpi, it ensures clear and precise label output.

The Citizen CL-S621 II is equipped with a 32-bit RISC processor and 16 MB of RAM, enhancing its performance and enabling quick data processing. Its maximum print width is 4.1 inches, accommodating a wide range of label sizes. The printer includes a standard USB 2.0 interface for seamless connectivity, with optional interfaces such as parallel, serial, and Ethernet available for enhanced integration into existing systems.

It features Citizen's ARCP™ ribbon control technology, which ensures the ribbon is always taut for consistent print quality. The printer's Hi-Lift™ metal mechanism simplifies media loading and reduces downtime. The CL-S621 II supports a variety of media types, including labels, tickets, and tags, with a maximum roll diameter of 5 inches. Its dual-interface capability allows for versatile connectivity options.

The printer's compact footprint, combined with its advanced features, makes it an ideal choice for space-constrained environments. It supports multiple emulations, including Zebra and Datamax, ensuring compatibility with existing software. The Citizen CL-S621 II is designed for ease of use, with a user-friendly control panel and an intuitive LCD display for easy operation and monitoring. Its reliability and performance make it a cost-effective solution for businesses seeking efficient label printing capabilities.

Citizen CL-S621 II Printer F.A.Q.

How do I load labels into the Citizen CL-S621 II printer?

To load labels, open the printer cover, insert the label roll onto the spindle, pass the labels under the guides, and ensure they are aligned properly. Close the printer cover and press the feed button to advance the labels.

What should I do if the Citizen CL-S621 II printer is not printing?

First, check the power and data connections. Ensure the printer is turned on and online. Verify the printer driver is installed correctly and that the correct printer is selected. Finally, check for any error messages on the printer's display and consult the manual if needed.

How can I perform a self-test on the Citizen CL-S621 II printer?

To perform a self-test, turn off the printer, press and hold the feed button, and then turn on the printer. Release the feed button when the printer starts printing a test page.

What maintenance is required for the Citizen CL-S621 II printer?

Regularly clean the printhead with isopropyl alcohol and a lint-free cloth. Check and clean the platen roller and sensors. Ensure the printer is free of dust and debris to maintain optimal performance.

How do I calibrate the sensor on the Citizen CL-S621 II printer?

To calibrate the sensor, turn off the printer, press and hold the pause and feed buttons, and turn on the printer. Release the buttons when the printer indicates it's in sensor calibration mode. Follow the prompts on the display to complete calibration.

What type of media can be used with the Citizen CL-S621 II printer?

The printer supports a variety of media including continuous, die-cut, black mark, and fanfold labels with a width ranging from 1 inch to 4.65 inches.

How can I resolve paper jams in the Citizen CL-S621 II printer?

Turn off the printer and open the cover. Carefully remove any jammed paper by pulling it in the direction of the paper path. Check for any residual pieces and ensure the paper path is clear before closing the cover and turning the printer back on.

How do I change the ribbon on the Citizen CL-S621 II printer?

Open the printer cover and remove the used ribbon by pulling it off the spools. Install the new ribbon by threading it through the ribbon path and onto the spools, ensuring it's taut and aligned correctly.

What should I do if the print quality is poor on the Citizen CL-S621 II printer?

Check if the printhead is clean and free from debris. Adjust the print speed and darkness settings in the printer driver. Ensure the correct type of media and ribbon is being used for your application.

How can I update the firmware on the Citizen CL-S621 II printer?

Visit the Citizen Systems website to download the latest firmware. Connect the printer to your computer, launch the firmware update utility, and follow the on-screen instructions to complete the update process.