Epson U220B - TM Two-color Dot-matrix Printer Technical Reference Guide

ii Rev. D
About This Manual
Aim of the Manual
This manual was created to provide information on the TM-U220 printer for anyone who is
developing hardware, installations, or programs. Programmers will also want to consult other
documents.
Contents of the Manual
Chapter 1, “General Information.” General description of features plus
specifications.
Chapter 2, “System Planning.” Contains introduction of control methods and
each connection form.
Chapter 3, “Setup.” Contains information on such matters as DIP
switches, memory switches, error processing for
using TM-U220.
Chapter 4, “Troubleshooting.” Contains useful information for using.
Chapter 5, “Application Development
Information.”
Contains useful information for programming.
Chapter 6, “Notices for Replacement of
the TM-U210/TM-U300.”
Contains various notices and comparison
information for using the TM-U220 as a
replacement for the TM-U210/TM-U300.
Appendix A, “Comparison table for TM-
U220/U210/U300.”
Comparison table for replacing TM-U210/
TM-U300 with the TM-U220.
Appendix B, “How to Install the Printer on
a Wall with the WH-10.”
Installation instructions.
Appendix C, “Power Supply Unit.” Describes the external dimensions and
specifications of the power supply units.
Appendix D, “Character Code Table.” Contains the supported character tables.

Epson U220B - TM Two-color Dot-matrix Printer Specifications

General

Print Method	9-pin, serial impact dot matrix
MTBF	180, 000 hours
Weight	Approx. 2.5 kg
Data Buffer	4 KB or 40 bytes
Paper Handling	Friction feed
Character Set	95 Alphanumeric, 128 x 12 Graphic
Paper Dimensions	58, 70, 76 mm
Interface	USB, Serial (RS-232C), Parallel (IEEE-1284)
Reliability	18 million lines
Dimensions	160 (W) x 248 (D) x 139 (H) mm
Inked Ribbon	ERC-38
Color Support	Two-color printing (Black and Red)
Print Speed	4.7 LPS (lines per second) at 40 columns, 6.0 LPS at 30 columns
Character Size	1.2 × 3.1 mm (W × H) / 1.6 × 3.1 mm (W × H)