Epson TM-T88 ReStick User manual

receipt printer
TM-T88/T88P
Operator’s Manual
400644802

Printer Parts and Labels
Labels
Caution label above drawer kick-out connector.
ERROR
POWER
PAPER
OUT
FEED
ERROR
POWER
PAPER
OUT
FEED
Printer cover
Control panel
Cutter cover
Cover open button
Label inside
printer cover
Label inside
cutter section
Instruction label
for when cover
won’t open
Slide open this cutter cover
only when paper roll cover
cannot be opened.

i
Quick Reference
This Quick Reference will direct you to key areas of this Operator’s
Manual. For a complete listing of topics, see the Contents.
Printer Parts and Labels inside front cover
Ordering Paper page ix
Where to order paper
Setting Up the Printer page 1-1
How to set up the printer.
Installing and Replacing Paper page 1-7
How to load or change the paper roll.
Solving Problems page 3-1
How to correct problems.
Commands page 5-1
Descriptions of all the programming commands.

ii
All rights reserved. No part of this publicationmaybe reproduced, stored in a
retrievalsystem, or transmitted inany form or by any means, electronic, mechanical,
photocopying, recording,or otherwise,without the prior written permissionof Seiko
Epson Corporation.No patentliabilityis assumed withrespect to the use ofthe
information contained herein. While every precautionhas beentaken inthe
preparationof this book,Seiko EpsonCorporationassumes no responsibility for
errors oromissions. Neither isany liabilityassumed fordamages resultingfromthe
useof the informationcontained herein.
Neither Seiko Epson Corporation nor itsaffiliatesshall be liabletothe purchaser of
this product or third parties for damages,losses, costs, or expenses incurred by
purchaser or thirdparties 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 strictlycomply with Seiko Epson Corporation’soperatingand
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 and ESC/POS are registeredtrademarks of Seiko Epson Corporation.
NOTICE: The contents of this manual are subject to change without notice.
Copyright © 1996 by SeikoEpson Corporation, Nagano, Japan.

iii
FCC CLASS A
FCC Compliance Statement
For American Users
This equipment has been tested and found to comply with the limits for a Class A
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment.
This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause harmful
interference to radio communications. Operation of this equipment in a residential
area is likely to cause harmful interference, in which case the user will be required to
correct the interference at his own expense.
WARNING
The connection of anon-shielded printer interface cable to this printer will invalidate
the FCC Verification of this device and may cause interference levels which exceed
the limits established by the FCC for this equipment.
You are cautioned that changes or modifications not expressly approved by the
party responsible for compliance could void your authority to operate the
equipment.
FOR CANADIAN USERS
This Class A digital apparatus meets all requirements of the Canadian Interference-
Causing Equipment Regulations.
Cet appareil numérique de la classe A respecte toutes les exigenves du Règlement
sur le matériel brouileur du Canada.
GEREÄUSCHPEGEL
Gemäß der Dritten Verordnung zum Gerätesicherheitsgesetz
(Maschinenlärminformations- Verordnung-3. GSGV) ist der arbeitsplatzbezogene
Geräusch-Emissionswert kleiner als 70 dB(A) (basierend auf ISO 7779).

iv
Product Name: Printer
Type Name: 129A
These printers conform to the following Directives and Norms
Directive 89/336/EEC
EN 55022 (1986 and 1994) Class B
EN 50082-1 (1992)
IEC 801-2 (1991)
IEC 801-3 (1984)
IEC 801-4 (1991)
Directive 90/384/EEC
EN45501: (1992)
DECLARATION OF CONFORMITY

v
EMI and Safety Standards Applied
The following standards are applied only to the printers that are so
labeled. (EMC is tested using the EPSON PS-170 power supply)
Europe: CE marking
EN55022
EN50082-1
EN45501
Safety Standard: TÜV (EN 60950)
North America: EMI: FCC Class A
Safety standards: UL 1950-2TH-D3
C-UL
Japan: EMI: VCCI Class 1

vi
About This Manual
Setting Up and Using
❏Chapter 1 contains information on unpacking the printer and setting it up.
❏Chapter 2 contains information on using the printer.
❏Chapter 3 contains troubleshooting information.
Reference
❏Chapter 4 contains specifications and character code tables.
❏Chapter 5 contains the commands.
❏Appendix A tells how to change the DIP switch and paper near end settings,
and Appendix B lists the EPSON Sales Subsidiaries and their addresses.
Warnings, Cautions, and Notes
WARNING:
Warnings must be followed carefully to avoid serious bodily
injury.
CAUTION:
Cautions must be observed to avoid minor injury to yourself or
damage to your equipment.
Note:
Notes have important information and useful tips on the operation of your
printer.

Introductionvii
Introduction
Features
The TM-T88 and TM-T88P are high-quality POS printers that can print on a paper
roll.The printers have thefollowing features:
Printing
❏High speed printing: approximately16.5 lines/second (1/6 inchfeed).
❏Low-noise thermal printing.
❏High reliability due to a stable mechanism.
Application Software
❏Command protocol isbasedon the ESC/POS®standard.
❏Variouslayouts are possible by using page mode.
❏Characters can be scaled up to 64 times as large asthe standard size. Smoothing
is also possible.
❏Bar code printing ispossiblebyusing a bar code command.Bar codes canbe
printed both in thevertical direction(fence bar code) and in thehorizontal
direction (ladder bar code).
❏Repeated operation and copy printing are possible by using macro definitions.
❏Character font size(12 x 24 font or 9 x 24 font) can be selected using a command.
Printer Handling
❏Easypaper roll loading.
❏An auto-cutter is standard.
❏The printer allows easy maintenance for tasks suchas headcleaning.
❏Four different print densities can be selectedby DIP switches.
❏The built-in interface provides control capability for twodrawers.

viii Introduction
Options and Accessories
❏EPSON power supply unit, PS-170.
❏Affixing tapes (model : DF-10).
❏RS-485 interface board can be equipped as a dealer option.
❏Wall hanging bracket set (WH-10)

Introduction ix
Ordering Paper and Supplies
Thermal roll paper can be ordered from the supplier in your area.
Specified Thermal Roll Paper: NTP080-80
In Japan: Nakagawa Seisakujo
2-5-21 Nishiki-Cho Warabi-Shi
Saitama-Ken 335 Japan
Tel: [phone]
Fax: [phone]
In U.S.A.: Nakagawa Mfg (USA) Inc.
2305 Lincoln Avenue
Hayward, CA 94545 USA
Tel: [phone]
Fax: [phone]
In Europe: Nakagawa Mfg (Europe) GmbH.
Krützpoort 16, 47804
Krefeld, Germany
Tel: [phone]
Fax: [phone]
In Southeast Asia: N.A.K. Mfg (Malaysia) SDN BHD
Lot 19-11, Bersatu Industrial Complexs,
Jalan Satu, Kaw Per. Cheras Jaya,.
Balakong Industrial Area, 43200 Cheras.
Selangor Darul Ehsan, Malaysia
Tel: [phone]
Fax: [phone]

x Introduction
Other Qualified Suppliers for Thermal Paper
The following suppliers sell thermal paper that may be used if
desired. Contact each company for information.
Original paper: TF50KS-E
Nippon Paper Industry Co., Ltd.
1-12-1, Yuraku-Cho, Chiyoda-Ku
Tokyo 100 Japan
Tel: [phone]
Fax: [phone]
Original paper: PD 160R
New Oji Paper Mfg. Co., Ltd.
7-5 Ginza 4-Chome Chuo-Ku
Tokyo 104 Japan
Tel: [phone]
Fax: [phone]
Original paper: AF50KS-E
Jujo Thermal Oy (Finland)
P.O. Box 92 FIN27501 Kauttua Finland
Tel: [phone]
Fax: [phone]
Original paper: F380
Kanzaki Specialty Papers, Inc.
Cummings Street
Ware, MA 01082 U.S.A.
Tel: [phone]
Fax: [phone]

xi
Contents
Quick Reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Chapter 1 Setting Up the Printer
Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Connecting the Cables and Grounding the Printer . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Installing or Replacing the Paper Roll . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Using the Power Switch Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Self Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Running the self test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Adjustments and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
Chapter 2 Using the Printer
Operating the Control Panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Panel Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Chapter 3 Troubleshooting
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
General problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Printing problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Cleaning the print head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Paper handling problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Auto cutter problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Hexadecimal Dump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

xii
Chapter 4 Reference Information
Printing Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Paper Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Environmental Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Character Code Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Chapter 5 Commands
Command Notation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Control Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Appendix A DIP Switch and Paper Near End Settings
Setting the DIP Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
Adjusting the Paper Near End Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-8
Appendix B EPSON Sales Subsidiaries

Setting Up the Printer 1-1
Chapter 1
Setting Up the Printer
Unpacking
Your printer box should include these items. If any items are
damaged or missing, please contact your dealer for assistance.
See the note on page 1-3 for information about the hexagonal lock screws.
ERROR
POWER
PAPER
OUT
FEED
Printer
Hexagonal
lock screws Switch cover
Paper roll
Instruction label for
when paper roll cover
cannot be opened

1-2 Setting Up the Printer
Connecting the Cables and Grounding the Printer
You can connect up to four cables to the printer. They all connect to
the connector panel on the back of the printer, which is shown
below:
Notes:
There is a caution label above the drawer kick-out connector.
Depending on the interface installed, the interface connector on
your printer may look different from the one illustrated.
Before connecting any of the cables, make sure that both the printer
and the computer are turned off.
Connecting the computer
You need an appropriate interface cable.
1. Plug the cable connector securely into the printer’s interface
connector.
2. Tighten the screws on both sides of the cable connector.
DK
DC24V
FG
FG
Power supply
Drawer kick-out
Interface
Grounding screw

Setting Up the Printer 1-3
Note:
Your printer has inch-type hexagonal lock screws installed. If
your interface cable requires millimeter-type screws, replace the
inch-type screws with the enclosed millimeter-type screws using
a hex screwdriver (5 mm).
3. Attach the other end of the cable to the computer.
Connecting the Drawer
WARNING:
Use a drawer that matches the printer specification. Using an
improper drawer may damage the drawer as well as the
printer.
CAUTION:
Do not connect a telephone line to the drawer kick-out
connector; otherwise the printer and the telephone line may
be damaged.
Inch screw Millimeter screw

1-4 Setting Up the Printer
Plug the drawer cable into the drawer kick-out connector on the
back of the printer next to the power supply connector.
Anschließen der Lade
WARNUNG:
Eine für den Drucker geeignete Lade verwenden. Bei
Verwendung einer falschen Lade kann diese oder der
Drucker beschädigt werden.
ACHTUNG:
Kein Telefonkabel an die Schnappsteckerbuchse
anschließen, da sonst der Drucker und die Telefonkabel
beschädigt werden können.

Setting Up the Printer 1-5
Das Kabel der Lade an die Schnappsteckerbuchse hinten am
Drucker neben dem Netßzanschluß anschließen.
Grounding the Printer
You need a ground wire to ground your printer. Make sure that the
wire is AWG 18 or equivalent.
1. Make sure that the printer is turned off.
2. Connect the ground wire to the printer using one of the the FG
screws on the back of the printer, as shown.
Connecting the Power Supply
Use the optional EPSON PS-170 or equivalent power supply for
your printer.
DK
DC24V
FG
FG

1-6 Setting Up the Printer
WARNING:
Make sure that you use the EPSON PS-170 power supply or
equivalent. Using an incorrect powersupply may cause fire or
electrical shock.
CAUTIONS:
When connecting or disconnecting the power supply from
the printer, make sure that the power supply is not plugged
into an electrical outlet. Otherwise you may damage the
power supply or the printer.
If the power supply’s rated voltage and your outlet’s voltage
do not match, contact your dealer for assistance. Do not
plug in the power cord. Otherwise, you may damage the
power supply or the printer.
1. Make sure that the printer’s power switch is turned off, and the
power supply’s power cord is unplugged from the electrical
outlet.
2. Check the label on the power supply to make sure that the
voltage required by the power supply matches that of your
electrical outlet.
3. Plug in the power supply’s cable as shown below. Notice that
the flat side of the plug faces down.
Note:
To remove the DC cable connector, make sure that the power
supply’s power cord is unplugged; then grasp the connector at the
arrow and pull it straight out.