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Zebra GK888t User Manual

Zebra GK888t
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User Guide
Zebra
®
GK888t™
Desktop Thermal Printer

Table of Contents

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Zebra GK888t Specifications

General IconGeneral
Print MethodThermal Transfer and Direct Thermal
Resolution203 dpi (8 dots/mm)
Maximum Print Width4.09 inches (104 mm)
Memory8 MB Flash
ConnectivityUSB, Serial, Parallel
Media SensorsReflective and transmissive
Media HandlingRoll-to-roll, fanfold, tag stock
Media Typestag stock
Ribbon Ratio1:1
Programming LanguagesEPL2, ZPL
Power Requirements2.5A
Storage Temperature-40° F to 140° F/-40° C to 60° C
Humidity20 to 85% non-condensing

Summary

About This Document

Contacts

Provides contact information for technical support, repair, training, and sales departments.

Document Conventions

Explains the formatting, icons, and conventions used throughout the user guide for clarity.

Introduction

GK888t™ Thermal Printers

Overview of the Zebra GK888t™ printer, its features, programming languages, and options.

What’s in the Box?

Lists the items included in the printer's shipping box for initial setup verification.

Operator Controls

Details the printer's physical controls like the power switch and feed button for basic operation.

Getting Started

Attaching Power

Step-by-step guide on how to connect the printer's power supply and cord to an electrical outlet.

Loading Roll Media

Instructions on how to properly prepare and load a roll of media into the printer's media compartment.

Connecting your Printer to a Computer

Information on connecting the printer to a computer using various interface options like USB, Serial, and Ethernet.

Print Operations

Modes of Printing

Explains the different printing modes supported by the printer, such as direct thermal and thermal transfer.

Print Media Types

Describes various types of media compatible with the printer, including standard, continuous, and linerless labels.

Replacing Supplies

Guidance on how to replace consumables like labels and transfer ribbons when they run out during printing.

Printer Options

Label Dispenser Option

Details the functionality and setup of the optional label dispenser for peeling and presenting labels.

Cutter Option

Information about the optional media cutter, its capabilities, and how to load media with it.

ZBI 2.0™ — Zebra Basic Interpreter

Describes the ZBI 2.0 optional programming language for enhancing printer functionality and automation.

Maintenance

Cleaning the Printhead

Instructions on how to clean the printer's printhead using a cleaning pen to ensure print quality.

Platen Cleaning and Replacement

Steps for cleaning or replacing the printer's platen (drive roller) to maintain performance and prevent jams.

Replacing the Printhead

Detailed procedure for safely removing and installing a new printhead, including necessary precautions.

Troubleshooting

Status Light Error Resolutions

Provides resolutions for various printer error conditions indicated by the status light.

Print Quality Problems

Addresses common issues affecting print quality, such as smudges, blank lines, or incorrect images.

Feed Button Modes

Explains different printer modes accessible via the Feed button for configuration and diagnostics.

Appendix: Interface Wiring

Universal Serial Bus (USB) Interface

Details the USB interface wiring and requirements for connecting the printer to a computer.

Serial Port Interface

Provides pinout and connection information for the printer's serial port interface.

Appendix: Dimensions

External GK888t™ Printer Dimensions

Provides the physical dimensions of the GK888t™ printer in inches.

Appendix: ZPL Configuration

Managing the ZPL Printer Configuration

Guide to changing and managing printer settings using ZPL commands for dynamic configuration.

ZPL Configuration Status to Command Cross-reference

Cross-reference table linking ZPL configuration settings to their corresponding commands.

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