Specification Sheet
Table Of Contents
- Optional Features
 - Accessories
 - ZebraLink™ Solutions
 - Zebra® GX420d™, GX420t™ and GX430t™ PRINTER SPECIFICATIONS
 - Printing Specifications
 - Ribbon Specifications
 - Media Specifications
 - Calibration Procedure
 - ZPL Programming Language (ZPL/ZPL II)
 - ZPL Font Specifications 203 dpi (8 dots/mm)
 - 300 dpi (12 dots/mm), GX430t
 - ZPL Barcode Symbologies
 - EPL Programming Language (EPL2)
 - EPL Font Specifications
 - 203 dpi (8 dots/mm)
 - 300 dpi (12 dots/mm)
 - EPL Barcodes
 - Communications Specifications
 - Electrical Specifications
 - Agency Approvals
 - Physical Specifications (no options installed)
 - Environmental Specifications
 - Preventative Maintenance
 
444 
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE 
4 
•  Bitmap fonts are expandable up to 10 times, height and 
width independent. Fonts E and H (OCR-B and OCR-
A), however, are not considered in spec when 
expanded. 
•  Smooth scalable font Ø (CG Triumvirate
™
 Bold 
Condensed*) is expandable dot-by-dot, height and 
width independent, while maintaining edges to a max. 
1500 x 1500 dots 
*Contains UFST
®
 from Agfa Monotype Corporation 
ZPL Barcode Symbologies 
•  Barcode Ratios: 2:1 (non-rotated) and 3:1 
•  Linear Barcodes: Code 11, Code 39, Code 93, Code 
128, UPC-A, UPC-E, EAN-8, EAN-13, EAN-14, UPC-A 
and UPC-E with EAN 2 or 5 digit extensions, Plessey, 
POSTNET, Standard 2 of 5, Industrial 2 of 5, 
Interleaved 2 of 5, LOGMARS, MSI, Codabar and GS1 
DataBar
®
 (formerly RSS) 
•  2-Dimensional: PDF417, MicroPDF-417, Code 49, 
Maxicode, Codablock, Data Matrix, QR code, Aztec 
EPL Programming Language (EPL2) 
•  ASCII EPL2 programming language (Page Mode) 
•  EPL Line Mode 
•  Field Rotations 
•  Variable field support (up to 100) 
•  Counter support (up to 10) 
•  Variable field addition and subtraction 
•  Status reporting 
•  Form, fonts and graphics storage 
•  Simple set of formatting commands 
•  Support of selected barcodes 
EPL Font Specifications  
203 dpi (8 dots/mm) 
Font 
Width (dot) 
Height (dot) 
C.P.I. 
1 
8 
12 
20.3 
2 
10 
16 
16.9 
3 
12 
20 
4.5 
4 
14 
24 
12.7 
5 
32 
48 
5.6 
8-Simp 
32 
32 
6.3** 
8-Trad 
32 
32 
6.3* 
**Spacing of Asian characters is controlled via the i command. The 
formula for CPI is 203 / (32 + i). Thus as i increases, CPI decreases. 
For example: If i = 2, CPI = 203/34 = 6.0 
300 dpi (12 dots/mm) 
Font 
Width (dot) 
Height (dot) 
C.P.I. 
1 
12 
20 
25.0 
2 
16 
28 
18.8 
3 
20 
36 
15.0 
4 
24 
44 
12.5 
5 
48 
80 
6.3 
EPL Barcodes 
•  Linear Barcodes: Code 39, Code 128A, B & C (User 
selectable/Auto), UCC/EAN-128, Code 93, Codabar, 
Interleaved 2 of 5, UPC-A, UPC-E, UPC-A with 2 and 5 
add on, UPC-E with 2 and 5 add on, EAN 13, EAN 8, 
EAN 13 with 2 and 5 add on, EAN 8 with 2 and 5 add 
on, Postnet (5, 9, 11 & 13 digit) Japanese Postnet, 
Plessey (MSI-1), MSI-3, German Post Code and GS1 
DataBar (formerly RSS) 
•  2-Dimensional: Maxicode (modes 2,3,4,6), PDF417, 
MacroPDF417, QR Code, Data Matrix and Aztec 
Communications Specifications 
•  Centronics
®
 Parallel (36 Pin) connector ports 
•  RS-232 Serial interface, DB-9 
•  USB V1.1 
•  Internal 10/100 Ethernet – optional (replaces Parallel 
port) 
•  Wireless – 802.11b/g or Bluetooth with LCD display – 
optional (this configuration eliminates Parallel port) 
Electrical Specifications 
•  Auto-detectable (PFC Compliant) 100-240VAC, 50-
60Hz, rated at 100 Watts 





