All rights reserved. No part of this publication 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. No patent liability is assumed with respect to the use of the information
contained herein. While every precaution has been taken in the preparation of this book, 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 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.
EPSON is a registered trademark of Seiko Epson Corporation in Japan and other countries/regions.
NOTICE: The contents of this manual are subject to change without notice.
This section presents important information intended to ensure
safe and effective use of this product. Please read this section
carefully and store it in an accessible location.
WARNING:
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.
Be sure to use the specified power source. Connection to an improper
power source may cause 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, unplug the power cord
immediately, and then contact your dealer or a Seiko Epson service
center for advice. Continued usage may lead to fire.
Do not use aerosol sprayers containing flammable gas inside or around
this product. Doing so may cause fire.
CAUTION:
Do not connect cables in ways other than those mentioned in this
manual. Different connections may cause equipment damage and
burning.
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 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.
Take care not to injure your fingers on the manual cutter
•When you remove printed paper
•When you perform other operations such as loading/replacing
roll paper
To ensure safety, unplug this product before leaving it unused for an
extended period.
4 TM-T90 User’s Manual
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.
Caution Labels
The caution labels on the product indicate the following precautions.
WARNING:
Do not connect a telephone line to the drawer kick-out connector;
otherwise, the printer and the telephone line may be damaged.
English
CAUTION:
The thermal head is hot.
TM-T90 User’s Manual 5
l
EnglishEnglish
Printer Parts
roll paper cover
cutter
cover
control panel
power switch
cover open lever
Control Panel
LEDs and Button
POWER LED
Lights when the power is on, and is off when the power is off.
ERROR LED
Off when the printer is online, lights when the printer is offline,
and flashes when an error occurs.
PAPER OUT LED
Lights when roll paper is nearly out.
FEED button
Feeds the roll paper.
6 TM-T90 User’s Manual
Power Switch and Power Switch Cover
The power switch is on the front of the printer. Press it to turn on the
printer, and press and hold it for more than 3 seconds to turn off the
printer.
Power Switch Cover
You can use the enclosed power switch cover to make sure that the
power switch is not accidentally pressed. Peel off the backing tape
and press the cover into place to install it in the position shown in
the illustration below.
WARNING:
If an accident occurs when the power switch cover is attached,
immediately remove the bottom cover and unplug the power supply
cable to avoid fire.
English
Unpacking
The following items are included for the standard specification
printer. If any items are damaged, contact your dealer.
❏ Printer
❏ Roll paper
❏ Power switch cover
❏ Control panel label used for vertical installation
❏ Rubber feet (4) for vertical installation
❏ AC adapter (*)
❏ Usage Precautions for the Power Unit (*)
(*) May not be included with the printer
TM-T90 User’s Manual 7
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EnglishEnglish
Downloading Drivers, Utilities, and Manuals
Drivers, utilities, and manuals can be downloaded from the
following URL.
http://www.epson-pos.com/
Installing Horizontally or Vertically
You can install the printer horizontally (with the paper exit on top)
or vertically (with the paper exit at the front) either on a flat surface
or by hanging it on a wall (using the optional hanging bracket set,
WH-10).
When you install the printer vertically, attach the rubber feet and
control panel label as shown in the illustrations below.
Note:
To hang the printer on the wall, see the Wall Hanging Bracket Set
Installation Manual provided with the WH-10 for instructions.
8 TM-T90 User’s Manual
Installing the Roll Paper
Note:
Be sure to use the roll paper that meets the specifications.
1. Open the roll paper cover, using the cover open lever.
2. Insert the roll paper and pull out a small amount of paper,
aligning the paper with the guide, as shown below.
3. Close the roll paper cover; then tear off the roll paper.
Note:
Be sure to close the cover completely by pushing down on the middle
of the cover.
English
TM-T90 User’s Manual 9
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