Epson TM-T88 Series Technical Reference Manual
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Epson TM-T88 Series Technical Reference Manual

Liner-free label paper model
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Technical Reference Guide
Liner-Free Label Paper Model
Product Overview
Describes the features of the product.
Setup
Describes the setup and installation of
the product and peripherals.
Advanced Usage
Describes the advanced usage of
the product.
Application Development
Information
Describes how to control the printer and gives
information useful for printer application development.
Handling
Describes the basic handling of the printer.
Appendix
Describes the product specifications,
interface specifications, and character code.
M00123000
Rev. A

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Summary of Contents for Epson TM-T88 Series

  • Page 1 Liner-Free Label Paper Model Technical Reference Guide Product Overview Describes the features of the product. Setup Describes the setup and installation of the product and peripherals. Advanced Usage Describes the advanced usage of the product. Application Development Information Describes how to control the printer and gives information useful for printer application development.
  • Page 2 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.

  • Page 3: For Safety

    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 CAUTION loss of data.
  • Page 4 • Check that the plug is clean before plugging it in. Failure to do so may result in WARNING electrical shock or fire. • Be sure to push the plug all the way in. Failure to do so may result in electrical shock or fire.

  • Page 5: Cautions

    Cautions • Do not place/store the printer on an unsteady location or a location subject to the CAUTION vibration of other equipment. Otherwise, the product may break or cause injury if it falls. • Do not place heavy objects on top of this product. Never stand or lean on this product.

  • Page 6: Caution Labels

    Caution Labels The caution labels on the product indicate the following precautions. CAUTION: Do not touch the thermal head during or immediately after use. After printing, the thermal head and its surroundings can be very hot. Thermal head 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.;...

  • Page 7: About This Manual

    About this Manual Aim of the Manual This manual provides developers/engineers with all the necessary information for design, development and installation of a POS system, and also design and development of a printer application. Manual Content The manual is made up of the following sections: Chapter 1 Product Overview Chapter 2...

  • Page 8: Table Of Contents

    Contents ■ For Safety............3 AC Adapter Connection Procedure ......... 29 ■ Connecting the Printer to the Host ..... 31 Key to Symbols ................3 Warnings..................3 USB Interface ................31 Cautions ..................5 Ethernet Interface..............31 Caution Labels ................6 For Serial Interface Models ..........32 ■...
  • Page 9 ■ When the Roll Paper Cover Cannot be Opened ............67 ■ Cleaning the Printer ........68 Cleaning the Printer Case ........... 68 Cleaning the Inside of the Printer........68 ■ Preparing for Transport ....... 70 Appendix ........71 ■ Product Specifications ......... 71 Printing Specifications............

  • Page 11: Product Overview

    Chapter 1 Product Overview Product Overview This chapter describes features and specifications of the product. Features Printing • Printing on liner-free label paper • High speed receipt printing (170 mm/s maximum). • Supports the maximum paper width of 80 mm, and paper width of 40 mm or 58 mm by using the roll paper guide* ∗...

  • Page 12: Product Configurations

    Product Configurations The installed functions and the included accessories differ depending on the model. Models TM-L90 Liner-Free Label Paper Model has the following specifications with different functions. • 65* model: Paper width of 40/80 mm supported • 66* model: Paper of 40/58/80 mm supported •...

  • Page 13: Accessories

    Chapter 1 Product Overview Accessories Included • Control panel label for vertical installation • Roll paper spacer* • AC adapter • AC cable • Manuals and documents Not included with some models Options • Affixing tape for fixing the printer (Model: DF-10) •...

  • Page 14: Part Names And Functions

    Part Names and Functions Front Manual cutter Use this cutter when you cut the roll paper manually. Cutter cover If the roll paper cover will not open due a paper jam, open this cover and unlock the autocutter blade. Power switch Turn on/off the printer.

  • Page 15: Control Panel

    Chapter 1 Product Overview Control Panel 68* model • On when the power supply is on. • Off when the power supply is off. • Flashes during the network startup process after power-on and power-off standby status, and while updating firmware. (Error) LED •...

  • Page 16: Connectors

    Connectors All connectors are located on the bottom of the printer. Different interfaces are used depending on the printer model to be used. Serial interface Connects the serial cable for connecting to a computer. LAN connector Connects the 10BASE-T/100BASE-TX Ethernet cable. USB connector Used only for connecting optional Wireless LAN unit and customer display.

  • Page 17: Online And Offline

    Chapter 1 Product Overview Online and Offline Online The printer is online and ready for normal printing unless there is a reason to go offline. Offline The printer automatically goes offline under the following conditions: • While the printer power is turning on/off •...

  • Page 18: Status And Errors

    Status and Errors The LEDs light or flash to indicate the printer status. The printer cannot print while an error is left unresolved. Automatically Recoverable Errors The printer cannot print when automatically recoverable errors occur. It can be recovered as described below.

  • Page 19: Unrecoverable Errors

    Chapter 1 Product Overview Error Error description Error LED flash code Condition for Recovery Autocutter error The Autocutter Recovers when the LED ON does not work jammed paper or LED OFF correctly. foreign matter is Approx. 320 ms removed and the roll Approx.

  • Page 20: Status Display

    Error Error description Error LED flash code Interface error Interface error LED ON LED OFF Approx. 320 ms Approx. 5120 ms Status Display Error LED PaperLED Online Initializing after power-on Running a self-test Waiting to continue self-test Flashing Feeding using the Feed button Waiting to execute a macro Flashing Roll paper cover open while the...

  • Page 21: Nv Memory

    Chapter 1 Product Overview NV Memory The printer is equipped with NV memory (Nonvolatile Memory) to store data even after the printer power is turned off. NV memory contains the following memory areas for the user: • NV graphics memory •...

  • Page 23: Setup

    Chapter 2 Setup Setup 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. Installing the Printer (24 page) Changing the Paper Width (25 page) Connecting the AC Adapter (29 page) Connecting the Printer to the Host (31 page)

  • Page 24: Installing The Printer

    Installing the Printer You can install the printer horizontally on a flat surface (with the paper exit on top) or vertically (with the paper exit at the front). Also, you can hang it on a wall using the optional wall hanging bracket (WH-10). Attach the control panel label for vertical installation when vertical installation (with the paper exit at the front) is used.

  • Page 25: Changing The Paper Width

    Chapter 2 Setup Changing the Paper Width Install/remove the roll paper guide according to the roll paper width to be used. The width of the installed roll paper guide differs according to the model by factory default. ❏ 65* model Equipped with the 40 mm roll paper guide.

  • Page 26: Removing The Roll Paper Guide

    Removing the Roll Paper Guide Press the cover open lever to open the roll paper cover. While pushing down the roll paper guide lever in the arrow direction, lift the whole roll paper guide to remove it.

  • Page 27: Installing The Roll Paper Guide

    Chapter 2 Setup Installing the Roll Paper Guide Press the cover open lever to open the roll paper cover. Install the roll paper guide inside the printer. Align the guide with the holes, cutouts, and protrusions in the printer as shown below. The installation position of the roll paper guide is different depending on the width of the roll paper guide.
  • Page 28 Push the lever of the roll paper guide down until the paper guide clicks into place.

  • Page 29: Connecting The Ac Adapter

    Chapter 2 Setup Connecting the AC Adapter For the AC adapter, use PS-180 or the equivalent. Use the AC cable supplied with the product. • Use of an unspecified AC adapter may cause fire or electrical shock. WARNING • Should a fault ever occur, immediately turn off the power to the printer and unplug the AC cable from the wall socket.
  • Page 30 Remove any of the knockouts (at 3 locations) on the rear cover and pass the cable through. Close the rear cover. Connect the AC cable to the AC adapter. Connect the AC cable to the power outlet. Before disconnecting the DC cable of the AC adapter from the printer, make sure that the AC cable is disconnected.

  • Page 31: Connecting The Printer To The Host

    Ethernet Interface Use an Ethernet cable to connect the printer to a network via a hub. Use Epson EpsonNet Config to set network. For details about EpsonNet Config, refer to EpsonNet Config Operations Guide. • When LAN cables are installed outdoors, make sure they are connected through devices that have surge protection.

  • Page 32: For Serial Interface Models

    For Serial Interface Models Use Epson's optional cable or the equivalent. • Crossover cable for RS-232C interface 2 m(model: OI-C01) D-sub 9-pin (female) connector -D-sub 25-pin (male) connector When connecting to the host computer through a serial interface (RS-232), connect a serial cable to the printer, start the host computer, and then turn on the printer.

  • Page 33: Connecting The Cash Drawer

    Chapter 2 Setup Connecting the Cash Drawer • Two driver transistors cannot be energized simultaneously. • Leave intervals longer than 4 times the drawer driving pulse when sending it continuously. Cash Drawer Requirements Specifications of drawers greatly differ depending on manufacturers and models. When you use a drawer other than specified, make sure its specification meets the following conditions.
  • Page 34 Pin assignments Signal name Direction number Frame GND Drawer kick drive signal 1 Output Drawer kick open/close signal Input +24 V Drawer kick drive signal 2 Output 6 5 4 3 2 1 Signal GND...

  • Page 35: Connecting The Drawer Kick Cable

    Chapter 2 Setup Connecting the Drawer Kick Cable • Use a shield cable for the drawer kick cable. WARNING • When using cash drawer, make sure to use the power supply for printer (connector pins 4). • Do not insert a telephone line into the drawer kick connector. •...

  • Page 36: Connecting The Optional Wireless Lan Unit

    Connecting the Optional Wireless LAN Unit The optional Wireless LAN cable set enables you to use the product with a Wi-Fi connection. For more information, refer to User’s Manual of the Wireless LAN cable set. • Be sure to turn off the printer when connecting the Wireless LAN unit. •...

  • Page 37: Advanced Usage

    Chapter 3 Advanced Usage Advanced Usage Software Settings With the functions such as the memory switches and customized values, which are software settings for this printer, you can set the various functions. For an outline of the functions, see the following pages. Use the software setting mode or the memory switch setting utility for setting the functions.
  • Page 38 Software Setting Memory Switch Item/Method Mode Setting Utility ✔ User NV memory capacity setting ✔ NV graphics memory capacity setting ✔ Selection of the energization parting ✔ ✔ Selection of printing density ✔ ✔ Selection of print speed ✔ ✔ Automatic Paper Reduction ✔...

  • Page 39: Memory Switch 1

    Chapter 3 Advanced Usage Memory Switch 1 Function Transmission of the power ON information Transmits Does not transmit Capacity of receive buffer 45 bytes 4 KB Receive buffer full or Condition for BUSY Receive buffer full Offline Data receive error Ignored Prints "?"...

  • Page 40: Memory Switch 6

    Memory Switch 6 Function Cut at black mark Cut regardless of black Autocutting position position mark position Auto scaling for 40/58 mm width paper Enabled Disabled Auto top margin scaling Enabled Disabled See the table below. Selection of the characters per line for 80 mm "Selection of the characters per line for 80 mm width paper width paper (compatible mode)"...

  • Page 41: Memory Switch 8

    Chapter 3 Advanced Usage Memory Switch 8 Function 8-1 to Reserved — — Does not enable Enable left or right margin of bar code print Enables margin margin Reserved — — Reserved — — Roll paper cover open while the printer is Automatically Recoverable errors printing...

  • Page 42: Customized Value

    Customized value User NV memory capacity setting • 1 KB (default setting) • 64 KB • 128 KB • 192 KB NV graphics memory capacity setting The memory area for NV graphics data and the user NV memory area use a common area. Therefore, the memory capacity that can be set for NV graphics changes depending on the user NV memory capacity setting.
  • Page 43 Chapter 3 Advanced Usage Selection of the energization parting • One-part energizing (default setting) • Two-part energizing • Three-part energizing • Four-part energizing · In normal operation, there is no need to change the energization parting. · The maximum print speed is available only in the one-part energizing mode. ·...
  • Page 44 Selection of print speed Selectable from levels 1 to 11 (Slow – Fast) Default setting: level 6 • Printing speed may be slower, depending on items such as the print data, head temperature, and energization parting. • If white lines are caused by intermittent printing (printing sometimes stops) in graphics printing, etc., set the print speed at low speed or, for serial interface models, set the communication speed at high speed to prevent white lines.
  • Page 45 Chapter 3 Advanced Usage Reduction ratio of character height (68* model (ANK) only) • Does not reduce • Reduces 25% • Reduces 50% • Reduces 75% • Reduces 75% and shortens character height • Reduces the most and shortens character height •...
  • Page 46 Stop position when Label cutting • Arbitrary stop position (default setting) • Specific stop position The printing and autocutting positions change depending on the paper type or the software setting. ("Printing and Cutting Positions With Software Setting" on page Selection of paper removal standby •...

  • Page 47: Communication Condition Of Serial Interface

    Chapter 3 Advanced Usage Communication condition of serial interface Transmission speed • 2400 bps • 4800 bps • 9600 bps • 19200 bps (default setting) • 38400 bps • 57600 bps • 115200 bps [bps: bits per second] Parity • No parity (default setting) •...

  • Page 48: Setting/Checking Modes

    Setting/Checking Modes As well as print mode, the following modes are also provided for making various printer settings and checking items. • Self-test mode • NV graphics information print mode • Software setting mode • Hexadecimal dumping mode You can select the mode depending on the operation at power-on. Close the roll paper cover, and turn on the printer while pressing the Feed button.
  • Page 49 Chapter 3 Advanced Usage 1. Continuing self-test guidance 2. Mode selection guidance Mode Selection Modes 0: Exit and Reboot Printer 1: NV Graphics Information 2: Customize Value Settings 3: or more: None Select Modes by executing following procedure. step 1. Press the Feed button less than 1 second as many times as the selected mode number.

  • Page 50: Self-Test Mode

    Self-test Mode In the self-test mode, the printer prints the current printer status and a rolling pattern test print of resident characters. The current status print includes the following information: • Control software version • Serial number • Interface type •...

  • Page 51: Nv Graphics Information Print Mode

    Chapter 3 Advanced Usage NV Graphics Information Print Mode Prints the following NV graphics information registered to the printer. • Capacity of the NV graphics • Used capacity of the NV graphics • Unused capacity of the NV graphics • Number of NV graphics that are registered •...

  • Page 52: Software Setting Mode

    Software Setting Mode This mode is used to set the memory switches and the customized values of the printer. • For information about the memory switches, see "Software Settings" on page • The software setting mode can also be started from the self-test mode. ("Advanced Usage"...
  • Page 53 Chapter 3 Advanced Usage Press the Feed button two times and close the roll paper cover. The operation guidance is printed. Press the Feed button in the printer the number of times indicated on the print result, and close the roll paper cover. When one setting has been completed, the printer stores the setting.

  • Page 54: Starting Hexadecimal Dumping Mode

    Starting Hexadecimal Dumping Mode In the hexadecimal dumping mode, the printer prints the data transmitted from a host device in hexadecimal numbers and their corresponding characters. It enables you to check if data is transmitted to the printer correctly. • If there is no character corresponding to print data, “. ” is printed. •...
  • Page 55 Chapter 3 Advanced Usage To close hexadecimal dumping mode, turn off the printer after printing is complete, or press the Feed button for three times.

  • Page 57: Application Development Information

    • Epson ePOS SDK for JavaScript (models equipped with UB-E04 only) ePOS-Print XML ePOS-Print XML is the Epson original control command system for POS printers defined in XML. With ePOS- Print XML commands, you can print in environments where http communication is available and from OS applications.

  • Page 58: Controlling The Cash Drawer

    OPOS (OCX Driver) Register a cash drawer using the SetupPOS Utility, and control using the OpenDrawer method or the DirectIO function. For details, see the “EPSON OPOS ADK MANUAL APPLICATION DEVELOPMENT GUIDE Cash Drawer” and the “UnifiedPOS Specification”. OPOS for .NET Register a cash drawer using the SetupPOS Utility, and control using the OpenDrawer method or the DirectIO function.

  • Page 59: Software

    Because controlling POS peripherals with original commands is not required on the application side, efficient system development is possible. EPSON OPOS ADK for .NET The OPOS ADK for .NET is a POS industry standard printer driver compatible with Microsoft POS for .NET.

  • Page 60: Drivers

    TM printers for the first time, or when configuring multiple TM printers at the same time. Epson Monitoring Tool Use to check a list of status for the Epson printers Windows connected to the network. You can also update certificates for multiple printers used for WPA2-Enterprise in a batch.

  • Page 61: Download

    Chapter 4 Application Development Download You can obtain software and manuals from one of the following URLs. For customers in North America, go to the following web site: www.epson.com/support/ For customers in other countries, go to the following web site: www.epson-biz.com/?service=pos...

  • Page 63: Handling

    Chapter 5 Handling Handling This chapter describes basic handling of the printer. Installing and Replacing Roll Paper • Do not open the roll paper cover while printing or autocutting. CAUTION The printer may be damaged. • Do not touch the manual cutter with your hands when installing or replacing the roll paper.
  • Page 64 Install the roll paper in the correct direction. Horizontal installation Vertical/wall-hanging installation Pull out some roll paper along the guide, and close the roll paper cover. Close the roll paper cover firmly by pressing the center of the cover. Horizontal installation Vertical/wall-hanging installation Cut the roll paper with the manual cutter.

  • Page 65: Removing Jammed Paper

    Chapter 5 Handling Removing Jammed Paper Do not touch the thermal head. (See "Cleaning the Printer" on page 68.) CAUTION After printing, the thermal head and its surroundings can be very hot. Turn off the printer. Press the cover open lever to open the roll paper cover. Remove the jammed paper.
  • Page 66 If the printer is used for a long time, the platen roller may become worn out, allowing the liner- free label paper to stick to the platen roller easily. If you leave the liner-free label paper in the printer for a long time, the liner-free label paper may stick to the platen roller, which may cause paper jams.

  • Page 67: When The Roll Paper Cover Cannot Be Opened

    Chapter 5 Handling When the Roll Paper Cover Cannot be Opened If a foreign substance has entered the autocutter or the roll paper jams, the autocutter blade cannot return to the correct position and it locks in place. In this situation, the roll paper cover does not open even if you pull the cover open lever.

  • Page 68: Cleaning The Printer

    Doing so may damage or break the parts made of plastic and rubber. Cleaning the Inside of the Printer Epson recommends cleaning the inside of the printer periodically (generally every 6 months) to maintain print quality. Paper dust or glue from the label paper accumulated in the printer may cause an irregular paper feed, improper cutting, or paper jams.
  • Page 69 Chapter 5 Handling Cleaning paper path/autocutter/platen roller Turn off the printer and open the roll paper cover. Clean the paper dust and adhesive substance accumulated in the printer with a cotton swab or nonwoven fabric moistened with an alcohol solvent (ethanol or IPA).

  • Page 70: Preparing For Transport

    Preparing for Transport Follow the procedures below to transport the printer. Turn off the printer by operating the power switch. Ensure that the LED has turned off. Disconnect the power supply connector. Remove the roll paper. Pack the printer upright.

  • Page 71: Appendix

    Appendix Appendix Product Specifications Printing method Thermal line printing Cutting type Partial cut (cutting with one point in left edge left uncut) Width 40 mm Roll paper 65* model width Width 80 mm Other than the 65* model Width 40 mm Width 58 mm Width 80 mm Interface...
  • Page 72 *2 *3 Life Printer mechanism Thermal paper: 20,000,000 lines Liner-free label paper: 10,000,000 lines Thermal head Thermal paper:150 million pulses, 150 km Liner-free label paper: 75 million pulses, 75 km Autocutter Thermal paper: 2,000,000 cuts Liner-free label paper: 1,000,000 cuts (at the glued area cut rate = 50%) Platen roller Liner-free label paper:...

  • Page 73: Printing Specifications

    Font A Auto scaling Auto scaling Compatible mode per line*1 • Disabled: 23 • Disabled: 30 • TM-T88 series (1): 42 • Enabled: 40 • Enabled: 42 • TM-T88 series (2): 44 • TM-L90: 48 Font B Auto scaling Auto scaling Compatible mode •...

  • Page 74: Character Specifications

    International character set: 37 Font A Auto scaling Auto scaling Compatible mode • Disabled: 12x24 • Disabled: 13x24 • TM-T88 series: 13 × 24 • Enabled: 7x17 • Enabled: 10x24 • TM-L90: 12 × 24 Font B Auto scaling Auto scaling Compatible mode •...
  • Page 75 Appendix Note: 1. The actual print character may be smaller than the size shown in the table above, because the above sizes include spaces in the font. 2. Characters can be scaled up to 64 times as large as the standard sizes shown above. 3.

  • Page 76: Details Of Characters Per Line And Character Specifications With Auto Scaling Enabled

    72.0 mm {2.83”} 35.0 mm {1.38”} Printed characters: Printed characters: 576 dots 280 dots TM-T88 series Actual size Characters per line: 42 Character font: 7 × 17 compatible Characters per line: 40 mode (1) Double width/ Characters per line: 21 Character font: 12 ×...
  • Page 77 72.0 mm {2.83”} 35.0 mm {1.38”} Printed characters: Printed characters: 576 dots 280 dots TM-T88 series Actual size Characters per line: 44 Character font: 7 × 17 compatible Characters per line: 40 mode (2) Double width/ Characters per line: 22 Character font: 12 ×...
  • Page 78 Print data to be scaled down by Receipt print data auto scaling Compatible Specified Print area: Print area: mode character size 72.0 mm {2.83”} 35.0 mm {1.38”} Printed characters: Printed characters: 576 dots 280 dots TM-L90 Actual size Characters per line: 48 Character font: 7 ×...
  • Page 79 72.0 mm {2.83”} 35.0 mm {1.38”} Printed characters: Printed characters: 576 dots 280 dots TM-T88 series Actual size Characters per line: 55 Character font: 7 × 17 compatible Characters per line: 40 mode (1) Double width/ Characters per line: 27 Character font: 14 ×...
  • Page 80 72.0 mm {2.83”} 52.5 mm {2.07”} Printed characters: Printed characters: 576 dots 420 dots TM-T88 series Actual size Characters per line: 42 Character font: 10 × 24 compatible Characters per line: 42 mode (1) Double width/ Characters per line: 21 Character font: 20 ×...
  • Page 81 72.0 mm {2.83”} 52.5 mm {2.07”} Printed characters: Printed characters: 576 dots 420 dots TM-T88 series Actual size Characters per line: 55 Character font: 7 × 17 compatible Characters per line: 60 mode (1) Double width/ Characters per line: 27 Character font: 14 ×...
  • Page 82 When receiving 512-dot print data for TM-T88 series models If 512-dot print data for TM-T88 series models is received when using 58 mm width roll paper, it is automatically compressed in the vertical and horizontal directions. Font A Receipt print data...

  • Page 83: Paper Specifications

    Appendix Paper Specifications 40 mm width paper 58 mm width paper 80 mm width paper Paper type • Thermal paper • Liner-free label paper Form Roll paper Size Paper width Width 39.5 ± 0.5 mm Width 57.5 ± 0.5 mm Width 79.5 ±...
  • Page 84 Black mark printing specifications for liner-free label paper When using liner-free label paper, the paper must meet the following conditions: • Black marks are printed on the back side (non-printing side) • The combination of reflection rate of each area satisfies the table below. Note: Reflection rates are measured by the Macbeth PCM-II (Filter D).
  • Page 85 Appendix 40 mm width paper Glued area Paper feed direction 12.7 ± 1.58 {0.50 ± 0.06”} 20.6 {0.81”} 2.39 {0.09”} 15.0 {0.59”} Permitted preprint area Width 39.5 ± 0.5 mm {1.56 ± 0.02”} Back (non-printing side) Units: mm...
  • Page 86 Thermal paper specifications When using thermal paper, the paper must meet the following conditions: Non-printing side • Black marks or similar marks are NOT printed on the back (non-printing side) • The reflection rate of prohibited preprint area is 70% or more Note: Reflection rates are measured by the Macbeth PCM-II (Filter D).
  • Page 87 Appendix Printing side • No preprint in the area shown below Prohibited preprint area Paper feed direction 5.0 {0.20”} 15.0 {0.59”} Paper width 57.5 ± 0.5 mm {2.26 ± 0.02”} or 79.5 ± 0.5 mm {3.13 ± 0.02”} Units: mm Front (printing side)

  • Page 88: Printable Area

    Printable Area The print area may be out of alignment by 2 mm {0.08”} maximum to the left or right. When setting the print area, refer to the table and figure below to allow enough margins to the left and right. Paper width (mm) Printable area...
  • Page 89 Appendix 40 mm width paper 40.0 ± 0.5 mm {1.57 ± 0.02”} 0.125 mm {0.005”} 280 dots 35 mm {1.38”} (2.65 mm (2.35 mm {0.10”} ) {0.09”})

  • Page 90: Printing And Cutting Positions

    Printing and Cutting Positions • The values above may vary slightly as a result of paper slack or variations in the paper. Take this into account when setting the cutting position of the autocutter. • To prevent paper jams and for the best print quality, it is recommended to feed the paper by 1 mm {0.04”} or more after a paper cut.

  • Page 91: Electrical Characteristics

    Appendix Electrical Characteristics DC 24 V ± 7% Supply voltage Current Standby Average: Approx. 0.1 A consumption Maximum 1 A for drawer kick driving. (at 24 V, 25°C with standard print Operating Average: Approx. 1.8 A density) Note: According to the following operation conditions: •...

  • Page 92: Environmental Conditions

    Approximately 52 dB (ANSI Bystander position) Operating NOTE) The values above are measured in the Epson evaluation condition. Acoustic noise differs depending on the paper used, printing contents, and the setting values, such as print speed or print density.

  • Page 93: External Dimensions And Mass

    Appendix External Dimensions and Mass • Height: 148 mm {5.83”} • Width: 140 mm {5.51”} • Depth: 203 mm {7.99”} • Mass: Approximately 1.9 kg {4.19 lb} (roll paper excluded) 203 {7.99”} 140 {5.51”} Units: mm...

  • Page 94: Printing And Cutting Positions With Software Setting

    Printing and Cutting Positions With Software Setting The printing and autocutting positions change depending on the paper type or the software setting. ("Software Settings" on page Paper removal standby Enabled Disabled SW setting Stop position for Arbitrary stop position Specific stop position cutting Paper Auto top margin scaling...
  • Page 95 Appendix Pattern A End of printing Position where autocutting is set (Specified by command) Actual autocut position (Black mark position) Back (non-printing side) Top margin of next label Paper removal standby Enabled Disabled SW setting Stop position for cutting Arbitrary stop Specific stop position position Paper...
  • Page 96 Pattern B End of printing Position where autocutting is set (Specified by command) Actual autocut position After feeding the paper to the specific stop position specified by the factory setting, the printer automatically performs autocutting. Top margin of next label SW setting Paper removal standby Disabled...
  • Page 97 Appendix Pattern C Autocutting is performed at the specified paper cut position. However, when the label length is shorter than 35 mm {1.38”}, the printer feeds the paper to the point where the label length is 35 mm {1.38”}, and then performs autocutting.
  • Page 98 Pattern D Autocutting is performed at the black mark position. Top margin When the stop position for autocutting is set to a specific stop position: Approx. 24 mm {0.94”} when using 40 mm width liner-free label paper Specified autocutting Print on the first label Approx.
  • Page 99 Appendix Pattern E Thermal paper Msw6-3 (Enabled) Top margin First label Second label When auto top margin scaling is enabled, the top margin is reduced automatically. Paper cut position Third label Paper cut position...

  • Page 100: Specifications Of Interfaces And Connectors

    Specifications of Interfaces and Connectors For information about the Ethernet LAN interface model and wireless LAN interface model, see the technical reference guide for the applicable model. RS-232 Serial Interface Interface board specifications (RS-232-compliant) Item Specifications Data transfer Serial method Synchronization Asynchronous Handshaking*...
  • Page 101 Appendix Functions of interface connector pins Signal Signal Pin no. Function name direction Frame ground Output Transmission data Input Reception data Output Equivalent to DTR signal (pin 20) Input This signal indicates whether the host computer can receive data. SPACE indicates that the host computer can receive data. MARK indicates that the host computer cannot receive data.
  • Page 102 XON/XOFF When XON/XOFF control is selected, the printer transmits the XON or XOFF signals as follows. XON/XOFF transmission timing differs depending on the memory switch 1-3 setting. Signal Printer status Memory switch 1-3 1) When the printer goes online after turning on the power (or Transmit Transmit after reset using the interface)

  • Page 103: Usb (Universal Serial Bus) Interface

    Vendor ID 04B8h 0202h Product ID String Descriptor Manufacturer EPSON Product TM-L90 Serial number Character string based on the product serial number Status transmission from printer with USB interface In order to avoid lack of status data, it is necessary to periodically retrieve status data at the host PC.

  • Page 104: Character Code Tables

    Character Code Tables Refer to the following URL regarding the character code table. www.epson-biz.com/pos/reference/charcode/...

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