Epson TM-T20 Technical Reference Guide

7
Contents
■ For Safety...............................................................................................................................3
Key to Symbols ....................................................................................................................................... 3
Warnings ................................................................................................................................................. 4
Cautions.................................................................................................................................................. 5
■ Restriction of Use ..................................................................................................................5
■ About this Manual ................................................................................................................6
Aim of the Manual................................................................................................................................. 6
Manual Content .................................................................................................................................... 6
Product Overview ........................................................................11
■ Features ...............................................................................................................................11
■ Product Configurations ......................................................................................................13
Interface ............................................................................................................................................... 13
Colors .................................................................................................................................................... 13
Accessories........................................................................................................................................... 13
■ Part Names and Functions.................................................................................................15
1 Power Switch ..................................................................................................................................... 15
2 Power Switch Cover.......................................................................................................................... 15
3 Control Panel .................................................................................................................................... 16
Offline .................................................................................................................................................... 17
Connectors........................................................................................................................................... 17
■ Error Status ...........................................................................................................................18
Automatically Recoverable Errors ..................................................................................................... 18
Recoverable Errors............................................................................................................................... 18
Unrecoverable Errors ........................................................................................................................... 19
■ NV Memory (Non-Volatile Memory) ................................................................................20
NV Graphics Memory.......................................................................................................................... 20
User NV Memory .................................................................................................................................. 20
Memory Switches................................................................................................................................. 20
R/E (Receipt Enhancement) .............................................................................................................. 21
User-defined Page ............................................................................................................................... 21
Maintenance Counter........................................................................................................................ 21
■ Product Specifications .......................................................................................................22
Printing Specifications ......................................................................................................................... 23
Character Specifications .................................................................................................................... 24
Paper Specifications............................................................................................................................ 25
Printable Area ...................................................................................................................................... 26
Printing and Cutting Positions............................................................................................................. 27
Electrical Characteristics .................................................................................................................... 28
Environmental Conditions................................................................................................................... 29
External Dimensions and Mass ........................................................................................................... 30

Epson TM-T20 Specifications

General

Autocutter	Yes
Print Method	Line thermal
Paper Width	79.5 ±0.5 mm
Interface	USB, Ethernet
Dimensions	140‎ x 199 x 146 mm (Width x Depth x Height)
Power Supply	External power supply
Paper Thickness	0.06 - 0.085 mm