Epson TM-T70II Technical Reference Guide

Technical Reference Guide
Describes features of the product.
Describes setup and instrallation of the product and peripherals.
Describes the modes to set and check settings.
Describes how to control the printer and necessary information when you develop applications.
Describes how to handle the product.
Describes general specications and character codes.
Product Overview
Setup
Setting/Checking Modes
Application Development Information
Handling
Replacement of the TM-T70
Appendix
M00063503
Rev.D
Cautions
• No part of this document may be reproduced, stored in a retrieval system, or transmitted in any form or by any means,
electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of Seiko Epson Corpo-
ration.
• The contents of this document are subject to change without notice. Please contact us for the latest information.
• While every precaution has been taken in the preparation of this document, Seiko Epson Corporation assumes no respon-
sibility for errors or omissions.
• Neither is any liability assumed for damages resulting from the use of the information contained herein.
• Neither Seiko Epson Corporation nor its affiliates shall be liable to the purchaser of this product or third parties for
damages, losses, costs, or expenses incurred by the purchaser or third parties as a result of: accident, misuse, or abuse of
this product or unauthorized modifications, repairs, or alterations to this product, or (excluding the U.S.) failure to strictly
comply with Seiko Epson Corporation’s operating and maintenance instructions.
• Seiko Epson Corporation shall not be liable against any damages or problems arising from the use of any options or any
consumable products other than those designated as Original Epson Products or Epson Approved Products by Seiko
Epson Corporation.
Trademarks
EPSON is a registered trademark of Seiko Epson Corporation.
Exceed Your Vision and ESC/POS are registered trademarks or trademarks of Seiko Epson Corporation.
Microsoft and Windows are registered trademarks of Microsoft Corporation.
®
The Bluetooth
Seiko Epson Corporation is under license.
IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.
All other trademarks are the property of their respective owners and used for identification purpose only.
word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by
ESC/POS® Command System
Epson ESC/POS is a proprietary POS printer command system that includes patented or patent-pending commands. ESC/POS
is compatible with most Epson POS printers and displays.
ESC/POS is designed to reduce the processing load on the host computer in POS environments. It comprises a set of highly
functional and efficient commands and also offers the flexibility to easily make future upgrades.
© Seiko Epson Corporation 2013-2018. All rights reserved.
2

For Safety

Key to Symbols

The symbols in this manual are identified by their level of importance, as defined below. Read the following
carefully before handling the product.
You must follow warnings carefully to avoid serious bodily injury.
WARNING
Provides information that must be observed to prevent damage to the equipment or loss of data.
Possibility of sustaining physical injuries.
CAUTION
Possibility of causing physical damage.
Possibility of causing information loss.
Provides information that must be observed to avoid damage to your equipment or a
malfunction.
Provides important information and useful tips.
3

Warnings

WARNING
To avoid risk of electric shock, do not set up this product or handle cables during a
thunderstorm.
Never insert or disconnect the power plug with wet hands.
Doing so may result in severe shock.
Handle the power cable with care.
Improper handling may lead to fire or electric shock.
Do not modify or attempt to repair the cable.
Do not place any heavy object on top of the cable.
Avoid excessive bending, twisting, and pulling.Do not place the cable near heating equipment.
Check that the plug is clean before plugging it in.
Be sure to push the plug all the way in.
Be sure to use the specified power source.
Connection to an improper power source may cause fire or shock.
Do not place multiple loads on the power outlet.
Overloading the outlet may lead to fire.
Shut down your equipment immediately if it produces smoke, a strange odor, or unusual
noise.
Continued use may lead to fire. Immediately unplug the equipment and contact qualified service personnel.
Never attempt to repair this product yourself.
Improper repair work can be dangerous.
Never disassemble or modify this product.
Tampering with this product may result in injury or fire.
Do not allow foreign matter to fall into the equipment.
Penetration by foreign objects may lead to fire.
If water or other liquid spills into this equipment, do not continue to use it.
Continued use may lead to fire. Unplug the power cord immediately and contact qualified service personnel.
Do not use aerosol sprayers containing flammable gas inside or around this product.
Doing so may cause fire.

Cautions

Do not connect cables in ways other than those mentioned in this manual.
Different connections may cause equipment damage or fire.
CAUTION
Be sure to set this equipment on a firm, stable, horizontal surface.
The product may break or cause injury if it falls.
Do not use this product in locations subject to high humidity or dust levels.
Excessive humidity and dust may cause equipment damage or fire.
Do not place heavy objects on top of this product. Never stand or lean on this product.
Equipment may fall or collapse, causing breakage and possible injury.
To avoid injury, do not insert fingers or any part of the hand in the roll paper opening where the manual cutter is installed.
Do not open the roll paper cover without taking the necessary precautions, as this can
result in injury from the autocutter fixed blade.
To ensure safety, unplug this product before leaving it unused for an extended period.
4

Restriction of Use

When this product is used for applications requiring high reliability/safety, such as transportation devices
related to aviation, rail, marine, automotive, etc.; disaster prevention devices; various safety devices, etc.; or
functional/precision devices, etc., you should use this product only after giving consideration to including fail-
safes and redundancies into your design to maintain safety and total system reliability. Because this product was
not intended for use in applications requiring extremely high reliability/safety, such as aerospace equipment,
main communication equipment, nuclear power control equipment, or medical equipment related to direct
medical care, etc., please make your own judgment on this product’s suitability after a full evaluation.
5

About this Manual

Aim of the Manual

This manual was created to provide information on development, design, and installation of POS systems and
development and design of printer applications for developers.

Manual Content

The manual is made up of the following sections:
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Appendix
Product Overview
Setup
Setting/Checking Modes
Application Development Information
Handling
Replacement of the TM-T70
Product Specifications
Option Specifications
Specifications of Interface and Connector
Character Code Tables
6

Contents

For Safety..........................................................................................................................................3
Key to Symbols.......................................................................................................................................................................................... 3
Warnings...................................................................................................................................................................................................... 4
Cautions....................................................................................................................................................................................................... 4
Restriction of Use.............................................................................................................................5
About this Manual ...........................................................................................................................6
Aim of the Manual ................................................................................................................................................................................... 6
Manual Content........................................................................................................................................................................................ 6
Contents............................................................................................................................................7
Product Overview ............................................................................... 11
Features..........................................................................................................................................11
Product Configuration...................................................................................................................12
Interface..................................................................................................................................................................................................... 12
Buzzer ......................................................................................................................................................................................................... 12
Color............................................................................................................................................................................................................12
Accessories ...............................................................................................................................................................................................12
Parts Name and Function..............................................................................................................14
Power Switch ........................................................................................................................................................................................... 14
Power Switch Cover...............................................................................................................................................................................14
Control Panel ...........................................................................................................................................................................................15
Connectors ...............................................................................................................................................................................................16
Offline.........................................................................................................................................................................................................16
Error Status.....................................................................................................................................17
Automatically Recoverable Errors....................................................................................................................................................17
Recoverable Errors.................................................................................................................................................................................17
Unrecoverable Errors ............................................................................................................................................................................18
NV Memory (Non-Volatile Memory).............................................................................................19
NV Graphics Memory............................................................................................................................................................................19
User NV Memory.....................................................................................................................................................................................19
Memory Switches................................................................................................................................................................................... 19
R/E (Receipt Enhancement)................................................................................................................................................................20
User-defined Page .................................................................................................................................................................................20
Maintenance Counter........................................................................................................................................................................... 20
7
Setup .................................................................................................... 21
Flow of Setup................................................................................................................................. 21
Installing the Printer..................................................................................................................... 22
Important Notes on Installation....................................................................................................................................................... 23
Affixing Position of DF-10................................................................................................................................................................... 23
Connecting the Printer to the Host Computer............................................................................ 24
For Serial Interface ................................................................................................................................................................................ 24
For Parallel Interface............................................................................................................................................................................. 26
For USB Interface ................................................................................................................................................................................... 27
For LAN Interface ................................................................................................................................................................................... 29
For Wireless LAN Interface .................................................................................................................................................................. 30
For Bluetooth Interfaces...................................................................................................................................................................... 30
Connecting the AC Adapter.......................................................................................................... 31
Connecting the AC Adapter............................................................................................................................................................... 31
Setting the Memory Switches/Receipt Enhancement................................................................ 32
Functions.................................................................................................................................................................................................. 33
Connecting the Optional External Buzzer................................................................................... 42
Unpacking................................................................................................................................................................................................ 42
Installation Position .............................................................................................................................................................................. 42
Installation Procedures........................................................................................................................................................................ 43
Adjusting the Buzzer Volume............................................................................................................................................................ 44
Setting the Optional External Buzzer ............................................................................................................................................. 44
Connecting the Cash Drawer........................................................................................................ 45
Connecting the Drawer Kick-out Cable......................................................................................................................................... 45
Setting the Internal Buzzer (for Models with an Internal Buzzer) ........................................................................................ 46
Setting/Checking Modes .................................................................... 47
Self-test Mode......................................................................................................................................................................................... 47
Hexadecimal Dumping Mode........................................................................................................................................................... 49
NV Graphics Information Print Mode ............................................................................................................................................. 50
R/E (Receipt Enhancement) Information Print Mode ............................................................................................................... 51
Memory Switch Setting Mode .......................................................................................................................................................... 52
Application Development Information ............................................. 59
Controlling the Printer.................................................................................................................. 59
ESC/POS .................................................................................................................................................................................................... 59
Controlling the Cash Drawer........................................................................................................ 60
Controlling the Built-in Buzzer .................................................................................................... 61
Controlling the Optional External Buzzer................................................................................... 62
Software and Manuals .................................................................................................................. 63
Development Kits.................................................................................................................................................................................. 63
Drivers........................................................................................................................................................................................................ 64
8
Utilities........................................................................................................................................................................................................65
Download..................................................................................................................................................................................................66
Handling .............................................................................................. 67
Installing and Replacing Roll Paper .............................................................................................67
Removing Jammed Paper .............................................................................................................69
Cleaning the Thermal Head ..........................................................................................................69
Preparing for Transport.................................................................................................................70
Replacement of the TM-T70................................................................ 71
Compatibility .................................................................................................................................71
Printing.......................................................................................................................................................................................................71
Print Density.............................................................................................................................................................................................71
Number of Head Energizing Parts....................................................................................................................................................71
Printable Area (for 80 mm Width Paper/58 mm Width Paper) ...............................................................................................71
Cutting Method.......................................................................................................................................................................................72
Manual Paper Feed ................................................................................................................................................................................72
Receive Buffer ..........................................................................................................................................................................................72
Memory Capacity ...................................................................................................................................................................................72
Electrical Characteristics ......................................................................................................................................................................72
DIP Switches.............................................................................................................................................................................................72
Printer Status............................................................................................................................................................................................72
Logo Registration ...................................................................................................................................................................................73
Driver Compatibility ..............................................................................................................................................................................73
USB Power-Saving Function ...............................................................................................................................................................73
Maintenance Counter ...........................................................................................................................................................................73
Buzzer .........................................................................................................................................................................................................73
Overall Dimensions................................................................................................................................................................................74
Additional Functions and Functional Improvements.................................................................75
Print Speed................................................................................................................................................................................................75
Barcodes ....................................................................................................................................................................................................75
Number of Characters...........................................................................................................................................................................76
Image Tone Setting................................................................................................................................................................................76
Interface.....................................................................................................................................................................................................76
USB Class....................................................................................................................................................................................................76
Coupon Printing......................................................................................................................................................................................76
Memory Switches...................................................................................................................................................................................77
R/E Information Print Mode................................................................................................................................................................77
Reliability ...................................................................................................................................................................................................78
Appendix.............................................................................................. 79
Product Specifications ..................................................................................................................79
Printing Specifications..........................................................................................................................................................................80
Character Specifications ......................................................................................................................................................................82
Printable Area ..........................................................................................................................................................................................86
9
Printing and Cutting Positions.......................................................................................................................................................... 88
Paper Specifications.............................................................................................................................................................................. 88
Electrical Characteristics ..................................................................................................................................................................... 90
Environmental Conditions ................................................................................................................................................................. 91
External Dimensions and Mass......................................................................................................................................................... 92
Option Specifications ................................................................................................................... 93
AC Adapter (PS-180)............................................................................................................................................................................. 93
Specifications of Interface and Connector.................................................................................. 94
RS-232 Serial Interface ......................................................................................................................................................................... 94
IEEE 1284 Parallel Interface ................................................................................................................................................................ 97
USB (Universal Serial Bus) Interface ..............................................................................................................................................100
Character Code Tables ................................................................................................................ 101
10
Chapter 1 Product Overview

Product Overview

This chapter describes features and specifications of the product.

Features

The TM-T70II is a receipt printer with high speed printing and a small footprint. With its compact design, it
can be placed in a narrow space, such as under a counter, and it also has full front access for easy operability.
High speed printing
• Issuing of batch receipts is possible.
Maximum print speed: 250 mm/s {9.84
• Graphics are also printed with high-speed printing.
•Multi-tone graphic printing
• Coupon print function is supported.
"/s} (200 mm/s {7.87"/s} for some models)
Front operation
•Easy drop-in paper loading
• Front access operation of the power switch and operation panel
• Front access operation for receipt ejection
Software
• Command protocol is based on the ESC/POS Proprietary Command System.
• OPOS ADK and Windows printer driver are available.
• In addition to supporting several kinds of bar code printing, GS1-DataBar printing and two-dimensional
symbol (PDF417, QR code, MaxiCode, Composite Symbology) printing are possible.
1
• Various layouts are possible by using page mode.
• A maintenance counter function is supported.
• Paper-saving function is supported.
Environmental
• TM-T70II is ENERGY STAR qualified. (Some models may be exempted.)
Others
• Various interface boards (EPSON UB series) can be used.
• The TM-T70II Software & Documents Disc (drivers, utility software, and manuals)
11

Product Configuration

Interface

• Serial interface model (RS-232)
• Parallel interface model (IEEE1284)
• USB interface model (full-speed)
• Ethernet interface model (100BASE-TX/10BASE-T)
• Wireless LAN interface model (IEEE802.11a/b/g/n)
Bluetooth interface model (Bluetooth Ver.2.1 + EDR)
For this printer, never use a LAN interface board or a wireless LAN interface board with a buzzer function.
CAUTION

Buzzer

Otherwise, the printer or the interface board may be damaged.
The name of interface boards with a buzzer function has “A” at the end. Example) UB-E**A, UB-R**A (*: alphanumeric character)
• Model with the buzzer function
• Model without the buzzer function
The optional external buzzer and the internal buzzer cannot be used together at the same time.

Color

• ECW (Epson Cool White)
•EDG (Epson Dark Gray)

Accessories

Included
• Roll paper (for operation check)
•Power switch cover
•AC adapter*
• AC cable*
12
•Locking wire saddle*
• The TM-T70II Software & Documents Disc (drivers, utility software, and manuals)*
•Setup Guide
• Warranty certificate*
* May not be included depending on the model.
Options
•AC adapter
•AC cable
• Connector cover (Model: OT-CC702W/OT-CC702B)
Protects cables and interface connected to the printer.
• Affixing tapes for fixing the printer (Model: DF-10)
• Interface boards (UB series)
• Optional external buzzer (Model: OT-BZ20)
Chapter 1 Product Overview
1
13

Parts Name and Function

Manual cutter
Roll paper cover

Power switch cover

Cover open lever
Control panel

Power switch

Power Switch
Turns the printer on or off. The marks on the switch: ( / )
Before turning on the printer, be sure to check that the AC adapter is connected to the
power supply.
CAUTION
Before turning the printer off, it is recommended to send a power-off command to the printer. If
you use the power-off sequence, the latest maintenance counter values are saved. (Maintenance
counter values are usually saved every two minutes.) For detailed information about ESC/POS commands, see the ESC/POS Command Reference.
Power Switch Cover
Install the power switch cover that comes with the TM-T70II onto the printer to prevent inadvertent changing
of the power switch, to prevent tampering, and to improve the appearance of the printer.
To reset the printer when the power switch cover is installed, insert a long, thin object (such as the end of a
paper clip) into the hole in the power switch cover and press the power switch.
WARNING
14
If an accident occurs with the power switch cover attached, unplug the power cord immediately.
Continued use may cause fire or shock.
Chapter 1 Product Overview
(Power) LED
Feed button
Paper LED
Error LED

Control Panel

Feed button
Pressing this button once feeds the roll paper by one line. Holding this button down feeds the roll paper
continuously.
1
LEDs
Paper LED (orange)
• Lights when there is little remaining.
• Off when there is a sufficient amount of roll paper remaining.
• Flashes when a self-test is in progress or when macro execution standby state.
Error LED (orange)
Lights or flashes when the printer is offline.
• Lights after the power is turned on or after a reset (offline). Automatically goes out after a while to indicate
that the printer is ready.
• Lights when the end of the roll paper is detected, and when printing has stopped (offline). If this happens,
replace the roll paper.
• Flashes when an error occurs. (For details about the flash codes, see "Error Status" on page 17.)
Goes out during regular operation (online).
POWER LED (green)
• Lights when the power supply is on.
• Goes out when the power supply is turned off.
15

Connectors

USB interface
Power supply connector
Drawer kick connector
LAN interface
Serial interface
Parallel interface
All cables are connected to the connector panel on the lower rear of the printer.
• Drawer kick connector: Connects the cash drawer or the optional external buzzer.
• Power supply connector: Connects the AC adapter.
• Interface connector: Connects the printer with the host computer interface.
For printers on which the standard USB connector has a cap, you cannot use the standard USB
interface.
For details on the various interfaces and how to connect the power supply connector and cash drawer, see "Connecting the Printer to the Host Computer" on page 24 and "Connecting the Cash
Drawer" on page 45.

Offline

The printer automatically goes offline under the following conditions:
• During power on (including resetting with the interface) until the printer is ready
• During the self-test
• When the roll paper cover is open
• While roll paper is fed using the Feed button
• When the printer stops printing due to a paper-end (if an empty paper supply is detected by the roll paper
end sensor or if the driver has been set to stop printing when a roll paper near-end is detected)
• During a macro execution standby state
•When an error has occurred
16
Chapter 1 Product Overview
Approx. 160 ms
Approx. 160 ms
Approx.2.56 s

Error Status

There are three possible error types: automatically recoverable errors, recoverable errors, and unrecoverable
errors.

Automatically Recoverable Errors

Printing is no longer possible when automatically recoverable errors occur. They can be recovered easily, as
described below.
Error LED flash code
Error Error description
Roll paper cover
open error
Print head temperature error
The roll paper cover was
opened during printing.
A high temperature outside the head drive operating
range was detected.
Recovery measure
Recovers automatically
when the roll paper cover is
closed.
Recovers automatically when the print head cools.

Recoverable Errors

Printing is no longer possible when recoverable errors occur. They can be recovered easily by sending an error
recovery command after eliminating the cause of the error.
Error LED flash code
Error Error description
Autocutter error Autocutter does not work
correctly.
Recovery measure
Remove the jammed paper
or foreign matter in the
printer, close the roll paper cover, send the error recover
command.
1
The error recovery command is valid only if a recoverable error (excluding automatically
recoverable errors) occurs.
17

Unrecoverable Errors

Approx. 160 ms
Approx.2.56 s
Printing is no longer possible when unrecoverable errors occur. The printer must be repaired.
Turn off the power immediately when unrecoverable errors occur.
CAUTION
Error LED flash code
Error Error description
Memory R/W error After R/W checking, the printer does not work
correctly.
High voltage error The power supply voltage is extremely high.
Low voltage error The power supply voltage is extremely low.
CPU execution error The CPU is executing an incorrect address.
Internal circuit
connection error
Internal circuits are not connected correctly.
18
Chapter 1 Product Overview

NV Memory (Non-Volatile Memory)

The printer's NV memory stores data even after the printer power is turned off. NV memory contains the
following memory areas for the user:
• NV graphics memory
• User NV memory
•Memory switches
• R/E (Receipt Enhancement)
•User-defined page
• Maintenance counter
As a guide, NV memory rewriting should be 10 times or less a day when you program
applications.
CAUTION

NV Graphics Memory

Graphics, such as shop logos to be printed on receipts, can be stored. Even with a serial interface model whose
communication speed is low, high speed graphics printing is possible.
Use the TM-T70II Utility to register graphics. You can also use the TM-T70II Utility or the NV graphics
information print mode to confirm the registered graphics.
For detailed information about the TM-T70II Utility, see the TM-T70II Utility User’s Manual.
For information about how to use the NV graphics information print mode, see "NV Graphics
nformation Print Mode" on page 50.
I

User NV Memory

1
You can store and read text data for multiple purposes, such as for storing a note including customizing or
maintenance information of the printer. Use ESC/POS commands to store and read the text data.
or information about ESC/POS commands, see the ESC/POS Command Reference.
F

Memory Switches

With the memory switches, which are software switches for the printer, you can configure various settings of the
printer. For information about the memory switches, see "S
on page 32.
etting the Memory Switches/Receipt Enhancement"
19

R/E (Receipt Enhancement)

Graphics, such as shop logos to be printed on top or bottom of receipts can be registered.
For information about R/E, see "Setting the Memory Switches/Receipt Enhancement" on page 32.

User-defined Page

You can store character data in the user-defined page (character code table: page 255) so that you can also print
characters not resident in the printer.
For the character code table, see "Character Code Tables" on page 101.
User-defined page is not supported by South Asia font models.

Maintenance Counter

With this function, printer information, such as the number of lines printed, the number of autocuts, and
printer operation time after the printer starts working, is automatically stored in NV memory. You can read the
information with the Status API of the APD or OPOS ADK to use it for periodical checks or part replacement.
Maintenance Counter can be checked with the TM-T70II Utility or in a self-test.
20

Setup

1. Installing the Printer (page 22)
5. Connecting the Optional External Buzzer (page 42)
4. Setting the Memory Switches/Receipt Enhancement (page 32)
3. Connecting the AC Adapter (page 31)
6. Connecting the Cash Drawer (page 45)
2. Connecting the Printer to the Host Computer (page 24)
This chapter describes setup and installation of the product and peripherals.

Flow of Setup

This chapter consists of the following sections along with the setup flow of the product and peripherals.
Chapter 2 Setup
2
21

Installing the Printer

Within ± 3°
Within ± 3°
Horizontal
Range that manual cutting is possible
Area required for loading the roll paper (diameter: 83 mm)
60° or more
137 mm
109.5 mm
7.5 mm
Shelf height: 150 mm
Shelf height: 140 mm
Shelf height: 127 mm
Manual cutter
You can install this printer only horizontally.
Fix the printer so that it does not move around when you open the roll paper cover and cut roll paper. A tape for
fixing the printer is available as an option. (See "Affixing Position of DF-10" on page 23.)
s shown in the figure below, install the printer with a maximum tilt of 3°.
A
Installing the printer with a tilt of more than 3° may cause the following problems.
• Roll paper near end cannot be detected.
• The roll paper cover will not close after installing roll paper.
• Roll paper cannot be taken out.
If the printer installation does not fit within the specifications shown in the figure below, the following
problems may occur.
• Cannot set the roll paper in the printer
• Cannot cut the paper with the manual cutter
22
Chapter 2 Setup
118.5
Affixing position of the DF-10

Important Notes on Installation

• The printer must be installed horizontally.
• Do not place the printer in dusty locations.
• Do not catch cables or foreign matter under the printer.
• Do not put anything that has a force of more than 32.7 N {3 kgf} on the top of the printer.

Affixing Position of DF-10

When you use the affixing tapes for fixing the printer (Model: DF-10), paste them as shown in the figure below.
2
23

Connecting the Printer to the Host Computer

TM-T70II
Serial cable
DM-D
(Serial I/F model)
Extension cable for
power supply
Serial cable
Modular cable
Cash drawer
AC adapter + AC cable
DM-D
(USB I/F model) Serial cable
Modular cable
Cash drawer
AC adapter + AC cable
TM-T70II
USB cable
Be sure to install the printer driver before connecting the printer to the host computer.
The printer uses a modular connector specifically designed for the cash drawer. Do not
connect the connector to an ordinary telephone line.

For Serial Interface

Serial interface connection diagram
When this printer is connected to a host computer by the serial interface, two connection forms are possible:
•Stand alone
• Y connection
The modular cable is mounted on the cash drawer.
Use the extension cable for power supply bundled with the customer display.
Stand alone
This printer is connected to the host computer via the serial port. When a customer display (DM-D) is to be
connected, connect it to the host computer via the serial port or USB port.
Y connection (only for models with a customer display (DM-D) connector)
This printer is connected to the host computer via the serial port. When a customer display (DM-D) is to be
connected, connect it to the printer via the modular cable.
24
Chapter 2 Setup
Modular cable
Modular cable
DM-D
Cash drawer
TM-T70II
Serial cable
AC adapter + AC cable
Make sure to pull out the power cable before connecting cables.
When connecting a customer display to the printer, connect the modular jack from the
customer display to the DM-D connector.
Set the communication conditions of the customer display as follows:
Baud rate: 19200 bps
Bit length: 8-bitParity: no parity
Stop bit: 1
2
Connecting the serial interface (RS-232) cable
Be sure to turn off the power supply for both the printer and host computer before
connecting the cables.
WARNING
Insert the interface cable connector firmly into the interface connector on the connector
1
panel.
When using connectors equipped with screws, tighten them to secure the connectors
2
firmly.
When using interface cables equipped with a grounding line, attach the ground line to
3
the screw hole marked “FG” on the printer.
Connect the other end of the interface cable to the host computer.
4
25

For Parallel Interface

DM-D
(Serial I/F model)
AC adapter + AC cable
Extension cable for
power supply
Parallel cable
Parallel cable
DM-D
(USB I/F model)
Modular cable
Modular cable
AC adapter + AC cable
Serial cable
USB cable
Cash drawer
Cash drawer
TM-T70II
TM-T70II
Parallel interface connection diagram
This printer is connected to the host computer via the parallel port. When a customer display (DM-D) is to be
connected, connect it to the host computer via the serial port or USB port.
The modular cable is mounted on the cash drawer.
Use the extension cable for power supply bundled with the customer display.
Connecting the parallel interface cable
1
2
3
4
26
Insert the interface cable connector firmly into the interface connector on the connector panel.
Press down the clips on either side of the connector to lock it in place.
When using interface cables equipped with a ground line, attach the ground line to the screw hole marked “FG” on the printer.
Connect the other end of the interface cable to the host computer.
Chapter 2 Setup
DM-D
(Serial I/F model)
Serial cable
DM-D
(USB I/F model)
USB cable
Extension cable for
power supply
AC adapter + AC cable
Cash drawer
Cash drawer
Modular cable
Modular cable
TM-T70II
TM-T70II
AC adapter + AC cable
USB cable
USB cable

For USB Interface

USB interface connection diagram
When this printer is connected to the host computer by the USB interface, two connection forms are possible:
•Stand alone
• Y connection
The modular cable is mounted on the cash drawer and the customer display.
Use the extension cable for power supply bundled with the customer display.
Stand alone
This printer is connected to the host computer via the USB port. When a customer display (DM-D) is to be
connected, connect it to the host computer via the serial port or USB port.
2
Y connection (only for models with a customer display (DM-D) connector)
This printer is connected to the host computer via the USB port. When a customer display (DM-D) is to be
connected, connect it to the printer via the modular cable.
27
Make sure to pull out the power cable before connecting cables.
Modular cable
Modular cable
DM-D
Cash drawer
TM-T70II
USB cable
AC adapter + AC cable
Locking wire saddle
USB cable
USB upstream connector
When connecting a customer display to the printer, connect the modular jack from the
customer display to the DM-D connector.
Set the communication conditions of the customer display as follows:
Baud rate: 19200 bpsBit length: 8-bitParity: no parityStop bit: 1
Connecting the USB interface cable
Attach the locking wire saddle at the location shown in the figure below.
1
Put the USB cable through the locking wire saddle.
2
Putting the USB cable through the locking wire saddle, as shown in the figure below, prevents the cable from coming unplugged.
Connect the USB cable from the host computer to the USB upstream connector.
3
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Chapter 2 Setup
TM-T70II
TM-T70II
Modular cable
Cash drawer
10BASE-T/100BASE-TX
DM-D

For LAN Interface

Connect the printer to a network by a LAN cable via a hub.
For the setting method of the IP address, see the Technical Reference Guide for the interface board.
LAN interface connection diagram
2
A customer display (DM-D series) cannot be connected to the printer when the printer is connected to the host computer. To connect the customer display, connect the printer to the
host computer via the serial interface or the USB interface.
Connecting the LAN interface cable
When LAN cables are installed outdoors, make sure devices without proper surge
protection are cushioned by being connected through devices that do have surge
CAUTION
Connect a 10BASE-T/100BASE-TX cable to the LAN connector by pressing firmly until the connector clicks
into place.
protection.
Otherwise, the devices can be damaged by lightning.
Never attempt to connect the customer display cable, drawer kick-out cable, or the
standard telephone line cable to the LAN connector.
29

For Wireless LAN Interface

TM-T70II
Modular cable
Cash drawer
Access point
For details on how to set up a wireless LAN interface, see the Technical Reference Guide for the wireless LAN
interface board or the wireless LAN interface unit.
Wireless LAN interface connection diagram

For Bluetooth Interfaces

Connecting to smart devices
You can connect by using your smart device's Bluetooth connection settings as well as by using the Epson TM
Utility "Bluetooth Setup Wizard". See the iOS Bluetooth® TM Printer Technical Reference Guide for details on
connecting to iOS devices.
Connecting to Windows PCs
You can connect quickly and easily by using the EPSON TM Bluetooth® Connector utility. Start the utility, select
the search method, and then click [Search]. Select the printer you want to pair with, and then click [Connect]. If
a passkey entry screen is displayed, enter the Passkey, and then click [OK]. Select the port you want to use from
the drop-down list, and then click [OK]. The [Connection complete] screen is displayed.
The device name displayed during pairing is TM-T70II_xxxxxx (where the last six digits are the product serial number).
The default Passkey is "0000".
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