Zebra GC420t 4” Desktop Thermal Transfer Label Printer, 203 dpi, USB, Serial, Parallel (Centronics), Roll Dispenser, B Standard Flash/8MB SDRAM, EPL/ZPL - GC420-100511-000 - Newegg.com
Zebra GC420T Printing a Configuration Report - How to Tips and Tricks by @3labels - YouTube
Zebra GC420t Barcode Label Thermal Printer Setting Video - YouTube
How to Install and Configure zebra barcode printer GC420T - YouTube
Zebra Eltron Thermal Printer Troubleshooting
Installation of Zebra GC420d : Design Manager
Installation of Zebra GC420d : Design Manager
Zebra Setup Utilities: Downloading ZSU and Configuring Printer Settings
Amazon.com : Zebra GC420t Thermal Transfer Desktop Printer Print Width of 4 in USB Serial and Parallel Port Connectivity GC420-100510-000 : Label Makers : Office Products
Zebra GC420 Easy Manual Print Width Adjustment - Tips and Tricks, How To - YouTube
How to configure the Zebra GK420D printer for printing Royal Mail's 2D barcode labels