Specifications
CHAPTER 1 - INTRODUCTION 
This manual describes the software interfaces supported by your FormsPro 4000 
series printer. It is written for a programmer who will be developing software for the 
printer, and contains information not normally needed by a printer operator/user. 
Basic information on printer operation (setting the printer up, loading paper, 
replacing ribbons, etc.) can be found in the "Operator's Manual" that accompanied 
your printer. 
How to Use This Manual 
Below is a brief description of the information contained in this manual. 
Chapter 1  Introduction 
Describes the contents of this manual. Also provides you with an introduction to the 
capabilities and operation of the FormsPro 4300. FormsPro 4500, and FormsPro 4503 
printers. 
Chapters 2 through 7  Emulations 
Describe the software interface when using ANSI X3.64, Epson FX, IBM Proprinter, 
DEC LA120, Simple TTY, or Printek emulation mode. 
Each of these chapters is designed as a stand-alone chapter, capable of providing all 
the information necessary to write software for a particular emulation. You may want 
to read the chapter for the emulation(s) you are using, and skip the others. 
Chapter 8  Hex Dump Mode 
Describes the output of hex dump mode, and how it may be used to debug software 
problems. 
Appendices 
Following the above chapters are appendices containing ASCII character tables and 
font samples, additional control panel features, how to use the basic bar coding 
support, printer specifications, and detailed interface specifications for the optional 
interfaces. 
Glossary 
For your convenience a glossary of printer related terms may be found in the rear of 
the manual. 
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