Software Developer’s Manual
DPL Emulation Guide
TD-4420TN/4520TN
TD-4650TNWB/4650TNWBR/4750TNWB/4750TNWBR
TJ-4020TN/4021TN/4021TNR/4120TN/4121TN/4121TNR
TJ-4420TN/4520TN/4620TN/4422TN/4522TN
Version 4.00
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Brother is a registered trademark of Brother Indu st ries, Ltd.
© 2020 Brother Industries, Ltd. All rights reserved.
Other software and product names described in this document are trademarks or registered trademarks of the
respective developers.
Any trade names and product names of companies appearing on Brother products, related documents and
any other materials are all trademarks or registere d t radem arks of those respective companies.
Important Notices
This document provides information for the label printer TD-4420TN/4520TN/4650TNWB/4650TNWBR/
4750TNWB/4750TNWBR (hereinafter referred to as TD-4T Printer), TJ-4020TN/4021TN/4021TNR/4120TN/
4121TN/4121TNR/4420TN/4520TN/4620TN/4422TN/4522TN (hereinafter referred to as TJ Printer) and is
available for use only if you agree to the following conditions:
Use Conditions
This document may be used and duplicated only to the extent necessary for cu stomers’ own use of the TD-4T
and TJ Printers.
The contents of this document may not be duplicated or reproduced, partially or in full, without permission.
No Warranty
a. The contents of this document are subject to change without notice.
b. Regarding this document, Brother will not guar antee there are no defects or if the purpose matches the
specific purpose, regardless of whether it is explicit or implied.
c. Brother assumes no responsibility for damages, actions of third parties, the user's intentional or negligent
operation, misuse or operation under other special conditions.
Contact Information
For more information for mobile printer developers, visit www.brother.co.jp/eng/dev/.
Table of Contents
1. Introduction························································································ 2
2. Printer Settings ··················································································· 3
3. DPL Emulation Support Commands ······················································ 4
Appendix A: Supported Models ································································ 8
Appendix B: Font Specification ································································ 9
Appendix C: Supported Barcodes ·························································· 10
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1. Introduction
DPL emulation allows TD-4T and TJ Printers to interpret DPL commands. To use this feature, change the
printer settings as described in Section 2
.
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