GX420t Desktop Printer Support & Downloads | Zebra
GK420t Desktop Thermal Printer User Guide
Amazon.com : Zebra - GK420t Thermal Transfer Desktop Printer for Labels, Receipts, Barcodes, Tags, and Wrist Bands - Print Width of 4 in - USB and Ethernet Port Connectivity (Renewed) : Office Products
Zebra GK420T Thermal White Barcode Printer Ethernet, USB Labels, & Driver – Barcodeearth
Zebra Printer Won't Print! - Our Top Troubleshoot Tips