Epson TM-C3400BK Use and care manual

Technical Reference Guide
Describes features and general specifications for the product.
Describes setup and installation of the product and peripherals.
Describes how to control the printer and necessary information
when you develop applications.
Describes how to handle the product.
Describes to administrator for necessary information to administer
TM-C3400BK in the system such as distributing driver or installing
new printer or replacing the printer.
M00047801
Rev.B
Setup
Application Development Information
Handling
Product Overview
Maintenance of the TM-C3400BK

2
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 Corporation.
• The contents of this document are subject to change without notice. Please contact us for the latest
information.
• While every precaution has taken in the preparation of this document, Seiko Epson Corporation assumes
no responsibility 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 is registered trademarks or trademarks of Seiko Epson Corporation.
Microsoft®, Windows®, Windows Vista®, Windows Server®, Visual Basic®, Visual C++®, and Visual C#®are regis-
tered trademarks of Microsoft Corporation.
All other trademarks are the property of their respective owners and used for identification purpose only.
Copyright
The Ethernet model of this product includes software developed by the University of California, Berkeley,
and its contributors.
© Seiko Epson Corporation 2012-2016. All rights reserved.

3
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.
WARNING
You must follow warnings carefully to avoid serious bodily injury.
CAUTION
Provides information that must be observed to prevent damage to the equipment or loss of
data.
Possibility of sustaining physical injuries.
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.

4
Warnings
WARNING
To avoid risk of electric shock, do not set up this product or handle cables during
a thunderstorm
Be sure to use the power cable complied with safety standards with a PE (power
earth) terminal on the plug, and make sure to ground the product before use. 
Ignoring this may result in severe shock.
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 your
dealer or a Seiko Epson service center for advice.
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 AC cable immediately and contact your
dealer or a Seiko Epson service center for advice.
If you open the DIP switch cover, be sure to close the cover and tighten the screw
after adjusting the DIP switch.
Using this product with the cover open may cause fire or electric shock.

5
Cautions
Restriction of Use
Whenthis productis used for applications requiring high reliability/safety such as transportation
devices related to aviation, rail, marine, automotive etc.; disaster preventiondevices; various safety
devices etc.; or functional/precisiondevices etc., youshould use this productonly after giving
considerationto including fail-safes and redundancies into your design to maintain safety and total
system reliability.
CAUTION
Do not connect cables in ways other than those mentioned in this manual.
Different connections may cause equipment damage or fire.
Do not connect cables in ways other than those mentioned in this manual.
Different connections may cause equipment damage or fire.
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.
Do not use aerosol sprayers containing flammable gas inside or around this
product.
Doing so may cause fire.
Do not use this product in the presence of silicon gas (silicon adhesive, silicon
oil, silicon powder, etc.) including siloxane and of malignant gas (nitric acid,
hydrosulfuric, ammonia, chlorine, etc.).
Doing so may cause a product failure in a short time.
To ensure safety, unplug this product before leaving it unused for an extended
period.
Do not remove the ink cartridge during transportation of the printer.

6
About this Manual
Aim of the Manual
This manual was created to provide informationondevelopment, design, and installationof POS
systems and development and design of printer applications for developers.
Manual Content
The manual is made up of the following sections:
Chapter 1 Product Overview
Chapter 2 Setup
Chapter 3 Application Development Information
Chapter 4 Handling
Chapter 5 Maintenance of the TM-C3400BK

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
■Contents................................................................................................................................ 7
Product Overview........................................................................ 11
■Features............................................................................................................................... 11
■Product Configuration........................................................................................................ 13
Models ...................................................................................................................................................13
Color ......................................................................................................................................................13
Accessories ...........................................................................................................................................13
■Parts Name and Function.................................................................................................. 14
Power Switch .........................................................................................................................................16
Power Switch Cover .............................................................................................................................16
Button.....................................................................................................................................................17
LED..........................................................................................................................................................17
Connectors ...........................................................................................................................................18
Paper ejection tray ..............................................................................................................................18
■Status/Error Indications ...................................................................................................... 19
■Post-Printing Verification Settings...................................................................................... 21
When an Unrecoverable Missing Dot Occurs ...................................................................................24
■Software .............................................................................................................................. 25
■Product Specifications....................................................................................................... 27
Hardware Requirements......................................................................................................................29
Printing Specifications ..........................................................................................................................30
Paper Specifications ............................................................................................................................31
Print Area and Cutting Position ...........................................................................................................44
Paper Ejection Tray...............................................................................................................................51
Ink Cartridge .........................................................................................................................................51
Electrical Characteristics .....................................................................................................................52
Reliability................................................................................................................................................53
Environmental Conditions....................................................................................................................54
External Dimensions..............................................................................................................................55
Power Supply Unit (PS-180) ..................................................................................................................56
■Restrictions.......................................................................................................................... 57

8
Setup.............................................................................................59
■When You Use This Product for the First Time ................................................................... 59
■Flow of Setup....................................................................................................................... 60
■Installing the Printer............................................................................................................ 61
Important Notes on Installation ..........................................................................................................61
■Connecting the Power Supply Unit (PS-180).................................................................... 62
Connecting the AC Cable..................................................................................................................62
■Loading/Replacing the Ink Cartridge.............................................................................. 63
■Connecting the Printer to the Host Computer ................................................................. 65
For USB Model .......................................................................................................................................65
For Ethernet Model...............................................................................................................................66
■Installing the Driver............................................................................................................. 67
Installation using Easy setup ................................................................................................................67
■Setting the DIP Switches..................................................................................................... 74
Setting Procedure.................................................................................................................................74
Function of the DIP Switches ...............................................................................................................75
■Loading/Replacing the Paper .......................................................................................... 76
Loading/Replacing the Roll Paper .....................................................................................................76
Loading/Replacing Fanfold Paper.....................................................................................................86
■Attaching/Adjusting the Paper Ejection Tray .................................................................. 95
■Attaching the Power Switch Cover................................................................................... 97
■Setting the Printer Driver .................................................................................................... 99
Post-Printing Verification Settings ........................................................................................................99
Notification Settings............................................................................................................................106
Media Loading Settings .....................................................................................................................108
Media Position Detection ..................................................................................................................110
Panel Button Settings .........................................................................................................................111
Sensor Adjustment ..............................................................................................................................113
Setting EPSON Status Monitor 3.........................................................................................................115
Setting the Post-Printing Movements................................................................................................121
Application Development Information....................................125
■Overview........................................................................................................................... 125
■Printer Driver...................................................................................................................... 126
■Sample Program............................................................................................................... 127
■EpsonNet SDK ................................................................................................................... 129
Environmental Setting for EpsonNet SDK..........................................................................................129
INKSIDMSTATUS_02 structure ..............................................................................................................130
■Utilities and Manuals ........................................................................................................ 131
Download............................................................................................................................................133
■Printer Driver and Utility Function List.............................................................................. 134
Network Setting of the Printer ...........................................................................................................135
Setting the Printer ...............................................................................................................................139
Acquiring Printer Status......................................................................................................................141

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■Application Specification to Develop............................................................................ 142
Character Size to Print .......................................................................................................................142
Print Barcode / 2D Symbol Data on the Graphic Data.................................................................142
When Extremely High Reliability and Safety are Required ............................................................142
Handling ..................................................................................... 143
■Replacing the Ink Cartridge ........................................................................................... 143
■Replacing the Paper ........................................................................................................ 145
Replacing the Roll Paper...................................................................................................................145
Replacing the Fanfold Paper ............................................................................................................147
■Ejection Angle of Printed Paper...................................................................................... 149
■Removing Jammed Paper .............................................................................................. 150
For Roll Paper ......................................................................................................................................150
For Fanfold Paper ...............................................................................................................................151
■How to Use the Printer Driver ........................................................................................... 153
How to Display the Printer Driver.......................................................................................................153
Registering User Defined Media .......................................................................................................155
Favorite Setting ...................................................................................................................................156
Information for User Definition ...........................................................................................................159
Barcode Printing .................................................................................................................................160
2D Symbol Font Settings.....................................................................................................................172
Barcode and 2D Symbol Font Printing on .NET Environment.........................................................179
Functions of the Printer Driver ...........................................................................................................181
■Uninstalling the Printer Driver........................................................................................... 188
■Setting Check Modes ...................................................................................................... 191
Self-test Mode .....................................................................................................................................191
Status Sheet Printing (Ethernet model only) ....................................................................................193
■Cleaning the Printer ......................................................................................................... 194
Cleaning the Printer Case .................................................................................................................194
Manual Head Cleaning.....................................................................................................................194
Manual Head Cleaning during printing ..........................................................................................195
Nozzle Check ......................................................................................................................................195
■Cleaning the Autocutter.................................................................................................. 196
■Changing the Interface for Ethernet Model .................................................................. 197
■Removing the AC Adapter.............................................................................................. 199
Removing the AC Adapter ...............................................................................................................199
Installing the AC Adapter ..................................................................................................................200
■Preparing for Transport..................................................................................................... 201
■Troubleshooting ................................................................................................................ 202
Lighting and Flashing the Error LED...................................................................................................202

10
Maintenance of the TM-C3400BK ............................................203
■Necessary Information for an Administrator of the Printer ........................................... 204
Printer Driver Functions.......................................................................................................................204
Destination for the Printer Driver Setting ..........................................................................................205
Printer Setting ......................................................................................................................................206
Installing Multiple Printer Drivers in One Client Computer .............................................................207
Using One Network Printer with Multiple Client Computers ..........................................................211
Updating the Printer Driver................................................................................................................211
Printer Driver cannot be Installed (Windows 2000).........................................................................212
Printer Driver is Already Installed (Windows 2000)...........................................................................212
■Distributing the Printer Driver and Setting the Printer .................................................... 213
Utility .....................................................................................................................................................213
Preparation for the Administrator .....................................................................................................214
Setup Procedure.................................................................................................................................218
Examples of Usage .............................................................................................................................219
■Maintenance .................................................................................................................... 228
Adding a Client Computer (for the Ethernet Model).....................................................................228
Adding a Printer..................................................................................................................................229
Adding a paper type/changing the print setting ..........................................................................230
Replacing the Printer .........................................................................................................................230
■Managing the Printer ....................................................................................................... 233
Monitoring the Network Printer .........................................................................................................233
■For Inquiries....................................................................................................................... 234

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Chapter 1 Product Overview
1
Product Overview
This chapter describes features and specifications of the product.
Features
The TM-C3400BK is a Monochrome Ink JetLabel Printer thatoffers high speed easy operability and
high reliability required for on-demand label printing.
Printing
•High-speed printing
92 mm/s (printing width 56 mm, 360 dpi × 180 dpi, bi-directional printing)
47 mm/s (printing width 56 mm, 360 dpi × 360 dpi, bi-directional printing)
•Resolution
Print resolution: Plain Media, Plain Media Label 360 dpi × 180 dpi, 360 dpi × 360 dpi
: Others 360 dpi × 360 dpi, 720 dpi × 360 dpi
dpi: dots per 25.4 mm (dots per inch)
Each dot has 4 gradations
•Supports printing onvarious types of paper
Roll paper, Fan-fold paper
Receipt, Black Mark Receipt, Full-page Label, Die-cut Label, Black Mark Die-cut Label
(Detects positions of black marks and gaps between labels)
Plain Media, Plain Media Label, Fine Media, PET Film, Synthetic Media Label
•System to prevent ink from smearing out of the printable area such as onthe backing paper of Die-
cut Label.
•System to prevent missing read or missing color caused by missing dots.
Handling
•Replacing the roll paper and the ink cartridge canbe done only by operationin the front.
•Easydrop-in paper loading
•Multiple printed sheets canbe stored in the paper ejectiontray. The paper ejectiontray cannot
store multiple sheets of roll paper.
Reliability
•Pigment ink for excellent light-fastness and water-resistance.
•High reliability system to prevent missing dots with auto nozzle check system installed.
The print speed is different depending on the resolution and the printing width.

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Software
•Windows®printer driver is available.
•Theprinter driver has the built-in barcode font, and available from .NET application.
•Reprint functionallows printing to the page thatwas notprinted after solving paper jam error or
anerror of paper out.
•Theprinter status canbe obtained in network environment by EpsonNetSDK.
(SDK is provided as API to make original applicationfor obtained printer status.)
•Dedicated sample program using EpsonNetSDK is prepared.
Development languages are as follows.
Microsoft Visual Basic .NET
Microsoft Visual C#
Microsoft Visual C++
Microsoft Visual Basic 6.0
* The Microsoft.NetFramework is the window developer platform thatconnects the information,
people, system and devices.
Others
•Detects black marks and gaps betweenlabels (for Die-cut Label)
•Auto-cutter
•Buzzer

13
Chapter 1 Product Overview
1
Product Configuration
Models
• USB model (USB 2.0 high speed)
•Ethernetmodel (100 Base-TX/10 Base-T)
Color
White (ENN8.5)
Accessories
Unpacking
• Roll paper (for checking initial movement)
•Ink cartridge (Model number: SJIC20P(K))
• Paper ejectiontray
•Powerswitch cover
• Paper feed guide (for fanfold paper: attached onthe rear of the fanfold paper cover)
•ACAdapter (PS-180 [Model: M159B/M159D])
•ACcable
• USB cable (USB model only)
•Instructionsheet
• User’s Manuals (for printer and AC adapter)
The AC adapter is embedded in the printer.
The AC cable may not be included with the printer.
Printer Drivers and utilities are not included with this product. Download them from the
home page of Seiko Epson Corporation.

14
Parts Name and Function
Front
Control panel
Roll paper cover
Power switch
Paper ejection
table Ink cartridge cover
Release lever
Paper ejection
guide
Paper ejection
tray
Control panel
Paper ejection
guide lock
Power switch cover
Power LED
FEED button
Error LED Ink LED Paper LED
CUT button

15
Chapter 1 Product Overview
1
Back
Connector (lower rear)
USB Model
Ethernet Model
Fanfold paper cover
Fanfold paper guide
Paper feed guide
Power connector
USB connector
Cable hook
Inlet (AC Adapter)
AC Adapter
Power connector
Status sheet button
Ethernet Connector
Connector cover
Cable hook
Inlet (AC Adapter)
AC Adapter

16
Power Switch
When DIP switch 1 is OFF:
•Pressthe POWER switch to turnON the printer power.
•Whenthe power is already ON, press and hold the POWER switch for approximately 3 seconds to
turnthe printer power OFF.
When DIP switch 1 is ON:
Whenthe power is already ON, press and hold the POWER switch for approximately 3 seconds to
resetthe printer.
The printer power cannotbe turned ON or OFF by using the POWER switch. Insuch cases, use the
AC circuit breaker to turnthe printer power ON or OFF.
Power Switch Cover
Attaching the power switch cover prevents accidental pressing of the power switch.
To prevent the power switch from being pressed:
Attach the power switch cover as it is (without punching a hole in it).
To prevent the power switch from being pressed unless a long, thin object is pressed into a hole in the power
switch cover:
Attach the power switch cover after punching a hole in it.
CAUTION
Before turning on the printer, be sure to check that the AC adapter is connected to
the power supply.
Check that the printer is not operating before turning OFF the power.
See "Setting the DIP Switches" on page 74 for DIP switch setting.
For details about attaching the power switch cover, see "Attaching the Power Switch
Cover" on page 97.
Be sure to change the DIP switch setting when you want to attach the power switch cover
without punching a hole in it. (See "Setting the DIP Switches" on page 74.)
WARNING
Make sure to pull out the AC cable if the printer is damaged when attaching the
power switch cover. Using it as it is may cause a fire.

17
Chapter 1 Product Overview
1
Button
FEED button
• Feeds the paper continuously whenmedia positiondetectionis setto “No Detection”.
The paper is fed by 15 mm if FEED button is pressed once.
If the FEED button is held down, the paper is continuously fed until the button is released.
(6 seconds at a maximum)
• Feeds the paper to the print starting positionwhenmedia positiondetectionis setto “Detects
Black Marks” or “Detects Margins BetweenLabels”.
CUT button
• Feeds the paper to the firstauto cut positiononthe nextpage and cuts the paper automatically
whenmedia positiondetectionis setto “No Detection”.
• Feeds the paper to the autocut positionby detecting the gap betweenthe black marks or labels and
cuts the paper automatically whenmedia positiondetectionis setto “Detects Black Marks” or
“Detects Margins BetweenLabels”.
Status sheet button (Ethernet model only)
Prints status sheet.
Itis recommended to use Plain Media Roll paper with the width of 108 mm for printing the status
sheet.
LED
POWER (power) LED: Green
•Lights whenthe power is on.
•Lights off whenthe power is off.
•Flasheswhenthe printer is operating (initializing, charging ink, head cleaning, Closing roll paper
cover, or printing) or in anerror state.
ERROR (error) LED: Red
•Lights or flashes whenthe printer is offline.
•Lights off whenthe printer is normal operation(online).
The media position detection setting is set on [Maintenance And Utilities] tab on the
printer driver.
See "Status Sheet Printing (Ethernet model only)" on page 193 for the status sheet.

18
INK (ink) LED: Red
•Flasheswhenthe ink is low or waste ink in the ink cartridge is nearly full.
•Lights whenit is time to replace the ink cartridge, whenthe ink cartridge is notinstalled or is not
correctly installed, and whenwaste ink in the ink cartridge is full.
•Lights off whenink in the ink cartridge is adequate.
PAPER (paper out) LED: Red
•Lights whenthe paper is notinstalled or is notcorrectly installed.
•Lights off whenthe paper is correctly installed.
Connectors
All cables are connected to the connector onthe lower rear of the printer.
•Powerconnector: Connects cable of the AC adapter. Connected whenshipped from the
factory.
•USBConnector: Connects the printer with the hostcomputer.
•EthernetConnector: Connects the printer with the network.
•Inlet(AC Adapter): Connects the AC cable.
Paper ejection tray
Installing the paper ejectiontray enables youto accumulate printed paper temporarily in it.
The INK LED does not flash even if the ink is low when the “LED Notification Setting at
Ink Low” is set not to appear on [Notification Settings] on [Maintenance And Utilities] tab
of the printer driver.
The printer status is also displayed with combination of lighting and flashing of LED’s.
See "Status/Error Indications" on page 19 for details.
For details how to connect the interface and power supply connector, see "Connecting the
Printer to the Host Computer" on page 65 and "Connecting the Power Supply Unit (PS-
180)" on page 62.
For how to attach the paper ejection tray, see "Attaching/Adjusting the Paper Ejection
Tray" on page 95.
For maximum capacity for ejected paper of the paper ejection tray, see "Paper Ejection
Tray" on page 51.
Paper may fall from the paper ejection tray due to a curl or the length of the paper.

19
Chapter 1 Product Overview
1
Status/Error Indications
The printer status is displayed with combinationof lighting and flashing of LEDs.
Whenanerror occurs, youcanfind out the cause and the remedy from the LED indicationfor the
error.
LED Status Remedy
Power Error Ink Paper
———
Power on —
———
Powering off
Charging ink
Closing roll paper cover
Saving or printing data
—
AID temperature error
The ambient temperature
may be too low or too high.
Turn OFF the printer power,
and turn the printer ON in a
location with an ambient
temperature of 10 to 35 C. 
(See "Environmental
Conditions" on page 54.)
Maintenance requirement The printer needs repair.
Unrecoverable nozzle
clogging error
(Missing Dot Acceptable
Print Mode)
This condition occurs when
turning on the printer after a
fatal error resulting from
unrecoverable nozzle
clogging. In this mode,
printing is performed even
with a missing dot. The printer
needs repair. (See "When an
Unrecoverable Missing Dot
Occurs" on page 24.)
Fatal error
1. Turn the power off.
2. Open the roll paper cover
and remove the jammed
paper if any. (See "Removing
Jammed Paper" on page
150.)
3. Turn the power on.
If the same error persists, the
printer needs repair.
Cutter error —
/ : Lights / : Flashes : Off —: No change

20
—
Paper size error
Set specified papers. (See
"Loading/Replacing the
Paper" on page 76.)
When the specified paper is
not available, cancel the print
job from the spooler. If no print
job is in the spooler, turn off
and on the printer to recover
from the error.
Paper path error
Set DIP switch 3 setting to
paper feeding method in the
printer driver. (See "Setting the
DIP Switches" on page 74)
Paper jam error
Remove the jammed paper.
(See "Removing Jammed
Paper" on page 150.)
—Paper type error
Set specified papers. (See
"Loading/Replacing the
Paper" on page 76.)
——
Ink end
Waste ink cartridge is full
Replace the ink cartridge with
a new one. (See "Replacing
the Ink Cartridge" on page
143.)
Ink cartridge is not loaded
Ink cartridge is not loaded
correctly
Load the ink cartridge
correctly. (See "Replacing the
Ink Cartridge" on page 143.)
Ink cartridge cover is open Close the ink cartridge cover.
——
Ink cartridge is low
Waste ink cartridge is
nearly full
The time to replace the ink
cartridge is close. Prepare a
new ink cartridge.
——
Paper empty
Paper out error
Set the papers. (See
"Replacing the Paper" on
page 145.)
Roll paper cover is open Close the roll paper cover.
—— Paper removal error
Remove the fanfold paper
remaining. (See "For Fanfold
Paper" on page 151)
LED Status Remedy
Power Error Ink Paper
/ : Lights / : Flashes : Off —: No change