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ZD620 and ZD420 Desktop Printers User Guide
About this Guide
Other Valuable Printer Resources
Zebra OneCare Printer Service and Support
Notational Conventions
Icon Conventions
Introduction
Link-OS 4 inch Desktop Thermal Printers
Common Desktop Printer Features
Link-OS 4 inch Desktop Printer Options
What You Will Need to Print
Modes of Printing
Unpacking and Inspecting the Printer
What’s in the Box?
Opening Your Printer
Closing Your Printer
Printer Features
Inside the ZD620 Dual Capacity Ribbon Roll Printer
Inside the ZD620 and ZD420 Direct Thermal Printers
Inside the ZD420 Ribbon Cartridge Printer
Accessing the Printhead of the Ribbon Cartridge Printer
Label Dispenser Option (field installable) – All Models
Cutter Option (field installable) – All Models
Linerless Media Tear-Off Option – Direct Thermal Models Only
Linerless Cutter Option (Direct Thermal Models Only)
Identifying Platen Drive Rollers Types
Printer Power Supply Options
Attached Power Supply Base
Attached Battery Base and Battery
ZD620 Locking Printer Features
Zebra Print Touch for Near-Field Communication (NFC)
Install Hardware Options
Field-Installable Printer Accessories and Options
Printer Connectivity Modules
Accessing the Connectivity Module Slot
Installing the Serial Port Module
Installing the Internal Ethernet (LAN) Module
Removing the Printer Connectivity Modules
Media Handling Options
Removing the Standard Bezel
Installing the Label Dispenser
Installing the Standard Media Cutter
Installing the Linerless Media Cutter
Installing the Linerless Media Tear-Off Bezel
Media Roll Core Size Adapters
Installing Media Roll Adapters
Print Resolution Upgrade Kits
Installing the Printhead Resolution Upgrade Kits
Power Base Options
Installing the Attached Power Supply Base Options
Installing the Attached Battery Base Options
Installing the Battery into the Attached Power Base
Controls and Indicators
User Interface
Standard Interface Controls
LCD User Interface
Meaning of the Indicator Light Patterns
Status – Typical Operating Conditions
Status – Printhead Operation
Status – Bluetooth Low Energy Option
Status – Ethernet (LAN) Option
Status – Wi-Fi (WLAN) Option
Display Controls and Menus
Navigating the Menu Display Screens
Idle Display (Default Start-up Screen)
Home Menu
Battery Indicators and Controls
Printer Configuration Menus
Adjust Printer Settings
User Menus
Settings Menu
Tools Menu
Network Menu
Battery Menu
Language Menu
Sensors Menu
Ports Menu
Bluetooth Menu
Setup
Printer Setup Overview
Select a Location for the Printer
Install Printer Options and Connectivity Modules
Attaching the Printer to Power
Getting Ready to Print
Preparing and Handling Media
Media Storage Guidelines
Loading Roll Media
Setting Media Sensing by Media type
Loading Media
Movable Sensor
Adjusting the Movable Sensor for Black Marks or Notches
Adjusting the Movable Sensor for Web (Gap) Sensing
Loading Roll Media for Cutter Models
Loading Thermal Transfer Roll Ribbon
Loading Zebra Transfer Roll Ribbon
Loading Non-Zebra 300-Meter Transfer Ribbon
Loading the ZD420 Ribbon Cartridge
Running a SmartCal Media Calibration
Test Printing with the Configuration Report
Detecting a Media-Out Condition
Recovering from a Media-Out Condition
Detecting a Ribbon-Out Condition
Recovering from a Ribbon-Out Condition
Connecting Your Printer to a Computer
Interface Cable Requirements
USB Interface
Serial Interface
Ethernet (LAN, RJ-45)
Assigning an IP Address for Network Access
DHCP for Personal Networks
Using Your Printer on a Managed Network
Print Server User ID and Password Defaults
Wi-Fi and Bluetooth Classic Wireless Connectivity Option
Update Printer Firmware to Finish Option Installations
What To Do If You Forget to Install the Printer Drivers First
Setup for Windows
Windows-to-Printer Communication Setup (Process Overview)
Installing the Windows Printer Drivers
Running the Printer Installation Wizard
Setting Up the Wi-Fi Print Server Option
Configuring the Printer Using ZebraNet Bridge’s Connectivity Wizard
Sending a ZPL Configuration Script to the Printer
Configuring the Printer Using Bluetooth
Connecting the Printer to a Windows 10 OS
After Your Printer is Connected
Test Printing with Zebra Setup Utilities
Test-Printing with the Windows Printer and Faxes Menu
Test-Printing with an Ethernet Printer Connected to a Network
Test-Printing with a Copied ZPL Command File for Non-Windows Operating Systems
Print Operations
Thermal Printing
Determining Your Printer’s Configuration Settings
Selecting a Print Mode
Adjusting Print Quality
Darkness Control Switch
Adjusting Print Width
Printing on Fanfold Media
Printing with Externally-Mounted Roll Media
Replacing Supplies while Using the Printer
Using the Label Dispenser Option
Using the Linerless Options
Linerless Printing
Sending Files to the Printer
Ribbon Cartridge Programming Commands
Printing with the Attached Battery Base and Battery Option
Uninterrupted Power Supply (UPS) Mode
Battery Mode
Printer Fonts
Identifying Fonts in Your Printer
Localizing the Printer with Code Pages
Asian Fonts and Other Large Font Sets
EPL Line Mode (Direct Thermal Printers only)
ZD620 and ZD420 Locking Printer Option
Zebra Keyboard Display Unit (ZKDU) – Printer Accessory
Zebra Basic Interpreter (ZBI)
Setting the Power Failure Recovery Mode Jumper
USB Host Port and Link-OS Usage Examples
USB Host
Using a USB Host for Firmware Updates
Items Required for the Exercises
Files for Completing the Exercises
Exercise 1: Copying Files to a USB Flash Drive and Performing USB Mirror
Exercise 2: Print a Label Format from a USB Flash Drive
Exercise 3: Copy Files to/from a USB Flash Drive
Exercise 4: Enter Data for a Stored File with a USB Keyboard and Print a Label
Using the USB Host Port and Near Field Communication (NFC) Capabilities
Exercise 5: Enter Data for a Stored File with a Smart Device and Print a Label
Maintenance
Cleaning
Cleaning Supplies
Recommended Cleaning Schedule
Cleaning the Printhead
Cleaning the Printhead – ZD620 / ZD420 Direct Thermal Printers
Cleaning the Printhead – ZD620 / ZD420 Thermal Transfer Printers
Cleaning the Printhead – ZD420 Ribbon Cartridge Printers
Cleaning the Media Path
Cleaning the Media Path - Lower Half of All ZD620 / ZD420 Printers
Cleaning the Media Path – Upper Half of ZD620 / ZD420 Direct Thermal Printers
Cleaning the Media Path – Upper Half of ZD620 / ZD420 Thermal Transfer Printers
Cleaning the Media Path – Upper Half of ZD420 Thermal Transfer Ribbon Cartridge Printers
Cleaning the Cutter Option
Cleaning the Label Dispenser Option
Cleaning the Sensor
Cleaning the Sensor – Lower Half of the ZD620/ZD420 Printers
Cleaning the Sensor – Upper Half of ZD620/ZD420 Direct Thermal Printers
Cleaning the Sensor – Upper Half of the ZD620/ZD420 Thermal Transfer Printers
Cleaning the Sensor – Upper Half of the ZD420 Ribbon Cartridge Printers
Cleaning and Replacing the Platen
Replacing the Printhead
Replacing the Printhead – ZD620 and ZD420 Direct Thermal Printer Models
Replacing the Printhead – ZD620 and ZD420 Thermal Transfer Ribbon Roll Printer Models
Replacing the Printhead – ZD420 Thermal Transfer Ribbon Cartridge Printer Models
Updating Printer Firmware
Other Printer Maintenance
Fuses
Troubleshooting
Resolve Alerts and Errors
Resolve Print Issues
Resolve Communication Issues
Resolve Miscellaneous Issues
Tools
General Printer Diagnostics
Power-On Self Test
Running a SmartCal Media Calibration
Printing the Printer and Network Configuration Reports (CANCEL Self Test)
Printer Network (and Bluetooth) Configuration Report
Printing a Print Quality Report (FEED Self-Test)
Printing a Print Quality Report
Resetting Non-Network Printer Configuration Settings to their Factory Defaults
Resetting the Printer's Network Settings to Their Factory Defaults
RESET Button Functions
Performing a Communication Diagnostics Test
Sensor Profile
Activating Advanced Mode
Manually Calibrating Media
Manual Print Width Adjustment
Manual Print Darkness Adjustment
Factory Test Modes
Interface Connector Wiring
Universal Serial Bus (USB) Interface
Serial Port Interface
Dimensions
ZD620 / ZD420 Dimensions – Thermal Transfer Models
ZD420 Dimensions – Ribbon Cartridge Thermal Transfer Models
ZD620 / ZD420 Dimensions – Direct Thermal Models
Media
Types of Thermal Media
Determining Thermal Media Types
Various Types of Roll and Fanfold Media
General Media and Print Specifications
ZPL Configuration
Managing the ZPL Printer Configuration
ZPL Printer Configuration Format
Configuration Setting to Command Cross-reference
Printer Memory Management and Related Status Reports
ZPL Programming for Memory Management
Glossary
alphanumeric
backfeed
barcode
black mark media
calibration (of a printer)
collection method
configuration
continuous media
core diameter
diagnostics
die-cut media
direct thermal
direct thermal media
fanfold media
firmware
FLASH memory
font
gap/notch media
ips (inches-per-second)
label
label backing (liner)
label type
void
LCD (liquid crystal display)
LED (light emitting diode)
linerless media
mark media
media
media sensor
media supply hangar
non-continuous media
non-volatile memory
notched media
peel-off mode
perforated media
print speed
print type
printhead wear
Radio frequency identification (RFID) "smart" media
receipt
registration
ribbon
ribbon wrinkle
roll media
supplies
symbology
tag stock
tear-off mode
thermal transfer
Print Operations
Print Operations
Print Operations
This section provides general information on media and print handling, font and language support, and the setup of less common printer configurations.
Thermal Printing
Determining Your Printer’s Configuration Settings
Selecting a Print Mode
Adjusting Print Quality
Darkness Control Switch
Adjusting Print Width
Printing on Fanfold Media
Printing with Externally-Mounted Roll Media
Replacing Supplies while Using the Printer
Using the Label Dispenser Option
Using the Linerless Options
Sending Files to the Printer
Ribbon Cartridge Programming Commands
Printing with the Attached Battery Base and Battery Option
Printer Fonts
EPL Line Mode (Direct Thermal Printers only)
ZD620 and ZD420 Locking Printer Option
Zebra Keyboard Display Unit (ZKDU) – Printer Accessory
Zebra Basic Interpreter (ZBI)
Setting the Power Failure Recovery Mode Jumper
