TM-T88VI Technical Reference Guide (EN)

Technical Reference Guide Describes features of the product. Describes setup and installation of the product and peripherals. Describes advanced usage methods for the product. Describes how to control the printer and necessary information when you develop applications. Describes how to handle the product. Describes precautions for replacement. Describes general specifications and character code tables. M00102313 Rev. N Product Overview Setup Advanced Usage Application Development Information Handling Replacement of the TM-T88V Appendix

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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 been 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 Microsoft, Windows, and Windows Vista are registered trademarks of Microsoft Corporation in the United States and/or other countries. Wi-Fi ® , WPA™, and WPA2™ are either registered trademarks or trademarks of Wi-Fi Alliance ® . The Bluetooth ® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by 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. Apple, Apple TV, Apple Watch, iPad, iPad Air, iPad Pro, iPhone, and Lightning are trademarks of Apple Inc., registered in the U.S. and other countries. tvOS is a trademark of Apple Inc. iBeacon is a trademark of Apple Inc. Android™ is a trademark of Google LLC. Google Play and the Google Play logo are trademarks of Google LLC. QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries. All other trademarks are the property of their respective owners and used for identification purpose only.

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 2016–2024 2

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Warnings

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. 3 WARNING 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. CAUTION • 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.

Warnings In the following cases, immediately unplug the AC cable and contact qualified service personnel. Continued use may lead to fire or electric shock. • If the product emits smoke, a strange odor, or unusual noises. WARNING • If water or other liquid spills into the product. • If the product is too hot to touch or the case is deformed. Note the following points to avoid accidents such as fire, electric shock, or burn. • Do not use this product where flammable fumes from gasoline, benzine, thinner, or other flammable liquids may be in the air. • Do not use aerosol sprayers containing flammable gas inside or around the product.

• Do not cover the product with cloth, or place the product in locations subject to high levels of humidity or dust. • Do not allow foreign objects or flammable objects to fall into the equipment. • Do not touch the inside of the product except where mentioned in the manual. • Do not use the product with any power supply or voltage other than the ones specified. • Do not connect cables in ways other than those mentioned in the manual. • Never disassemble or modify the product. • Do not use the power plug if there is dust or foreign matter attached. • Do not bend, twist, pull with excessive force, or place heavy object on the power cable. • Do not use the cables if they are damaged.

• Do not place multiple loads on the power outlet (wall outlet). • Never insert or disconnect the power plug with wet hands.

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Cautions

Cautions Note the following points to avoid injury or malfunction. • Setup the product on a firm, stable, horizontal surface. • Do not place heavy objects on top of the product. Never stand or lean on the product. • Do not press your hands or fingers against the cutter when removing printed paper or loading/ replacing roll paper. • Do not put your hands between the cover and the body of the product when opening/closing the cover. • Never attempt to repair the product yourself. • Do not connect a telephone line to the drawer kick connector. To ensure safety, unplug this product before leaving it unused for an extended period.

CAUTION If this product is used in a place where silicon-based gases including siloxane (silicon adhesive, silicon oil, silicon powder, etc.) or malignant gases (nitric acid, hydrogen sulfide, ammonia, chlorine, etc.) are present in the air, contact failure may occur in mechanical contacts such as mechanical switch or DC motor in a short time due to adhesion or oxidation of the insulation film. 4

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