Brother GT-3 Series User manual

GT-3 Series/GTX-4

GARMENT PRINTER

GTX Graphics Lab

Instruction Manual

(Windows / Macintosh)

Please be sure to read this manual before using this product.

Keep this manual in a safe place for future use.

Table of contents



1. Before Using Your Printer for the First Time 3

1-1. Be sure to read the following notes before using the printer..................................................................................................... 3

1-2. What is GTX Graphics Lab? ...................................................................................................................................................... 4

1-3. Specifications .............................................................................................................................................................................. 4

2. Preparation 5

2-1. Setting up application software .................................................................................................................................................. 5

2-2. Activating GTX Graphics Lab..................................................................................................................................................... 6

3. Screen display and functions 7

3-1. Using GT Transparency to set RGB=255 to "Transparent color" ............................................................................................. 7

3-2. Structure of GTX Graphics Lab screen...................................................................................................................................... 8

3-3. Use GTX Graphics Lab to edit text .......................................................................................................................................... 10

3-4. Editing images in GTX Graphics Lab....................................................................................................................................... 14

3-5. Creating print data (AR3/ARX4 file) from GTX Graphics Lab ................................................................................................. 16

Before Using Your Printer for the First Time

1-1. Be sure to read the following notes before using the printer

Keep in mind the following points before using the application.

About display screen images indicated on this document

Unless otherwise stated, the display screen images indicated on this document are those images that are

commonly seen in Windows 7 operating environment. Please note, however, that they may vary depending on

OS and use environment.

About trademarks

The names of operating systems described in the main context of this manual are abbreviated. Product names used in

this manual are, in general, trademarks or registered trademarks of their respective developer or manufacture. However,

in this manual, the ® marks or TM marks are not used.

Brother logo is registered trademark of Brother Industries, Ltd.

Apple, Macintosh, Mac OS, iOS, OS X, Safari, iPad, iPhone, iPod and iPod touch are registered trademarks of Apple Inc.

in the United States of America and other countries.

The official name of Windows®7 is Microsoft®Windows®7 operating system. (represented as Windows 7 in this

manual) Also, the official name of Windows®8.1 is Microsoft®Windows®8.1 operating system. (represented as

Windows 8.1 in this manual) Also, the official name of Windows®10 is Microsoft®Windows®10 operating system.

(represented as Windows 10 in this manual)

Microsoft®, Windows®7, Windows®8.1 and Windows®10 are trademarks and registered trademarks of Microsoft

Corporation in the United States of America and other countries.

Other product and company names mentioned herein may be the trademarks or registered trademarks of their

respective owners.

Information in this document and the specifications of this product are subject to change without notice.

Before Using Your Printer for the First Time

1-2. What is GTX Graphics Lab?

GTX Graphics Lab is the software application for creating and saving layout data and print data of the GT-3/GTX-4

printer. Its intuitive operation enables you to lay out images and text and create data. It is also able to create a layout

data that contains the transparent information (αchannel).

Layout data can be created and saved through the use of GTX Graphics Lab, and data files will be stored in ".gtpl"

format.

In addition, GT-3 or GTX-4 printer driver must be installed beforehand for creating and saving print data.

<TIPS>

The GTX Graphics Lab enables to output both print data for GT-3 (AR3 file) and print data for GT-4 (ARX4 file). When outputting

data for GT-3, job comment can be entered by configuring it on the printer driver. Job comment cannot be specified when

outputting data for GTX-4.

When both PDIP and GTX Graphics Lab are available, GTX Graphics Lab only should be used. Operating both PDIP and GTX

Graphics Lab at the same time may cause a functional error.

1-3. Specifications

About operating environment

Compatible OS Windows 7 (64 bit), Windows 8.1 (64 bit), Windows 10 (64 bit) and Mac OS X

10.12 Sierra

Min. operating environment CPU with 2 GHz or above

RAM with 4 GB or above

Display resolution XGA (1024 x 768) or higher

About computer-readable image file format

In cases where an image data does

not contain some transparent

information

PNG, JPEG, BMP and GIF

In cases where an image data

contains some transparent

information

PNG only

Preparation

2-1. Setting up application software

To begin with, install the GTX Graphics Lab's application software "GTX Graphics Lab" onto your PC.

At this stage, do not connect the printer to your PC yet.

<TIPS>

You must log into your PC with administrator privileges.

For any PC onto which the GT-3/GTX-4 printer driver has already been installed, its uninstallation will begin when you perform

the procedures mentioned below.

Then, please reinstall the printer driver by performing the procedures mentioned below.

(1) Activate the PC.

(2) Complete all of the current sessions.

(3) Double-click on the "setup.exe" to execute installer.

<TIPS>

In case of operation on Macintosh, double-click "BrotherGT-3_ver***.pkg" or "BrotherGTX-4_ver***.pkg" to execute the

installer.

(4) Then, the installation procedures will begin. Follow the on-screen instructions to complete the installation.

(5) When the dialog box shown below appears, click the [Install].

(6) After the installation is completed, reactivate the PC.

(7) From [All Programs] in the Start menu, select the "Brother GT-3 Tools" or "Brother GTX-4 Tools" > "GTX Graphics

Lab".

<TIPS>

For Macintosh, select [Finder] > [Applications] > "GTX Graphics Lab.app".

(8) Select your language.

<TIPS>

The language selection window appears only at the initial startup. If you exit the application without selecting your desired

language, the language selection window will appear again at the next startup stage.

The display language at the initial startup is English.

Preparation

2-2. Activating GTX Graphics Lab

When activating the GTX Graphics Lab, from [All Programs] in the Start menu, select the "GTX Graphics Lab" of

"Brother GT-3 Tools" or "Brother GTX-4 Tools".

<TIPS>

For Macintosh, select [Finder] > [Applications] > "GTX Graphics Lab.app".

To load a layout file, activate the GTX Graphics Lab first, then select the file to be loaded by clicking on [New/Open] >

[Open…].

Although it is possible to activate the GTX Graphics Lab when double-clicking a GTPL file, such file cannot be read out

even if it is correlated to OS.

Screen display and functions

3-1. Using GT Transparency to set RGB=255 to "Transparent color"

"GT Transparency" is a tool used to treat RGB=255 as "Transparent color" when creating print data in GTX Graphics

Lab.

In case of GTX Graphics Lab, RGB=255 is normally treated as "White", which executes printing in white with white ink.

When treating RGB=255 as "Transparent color", using "GT Transparency" enables you to convert RGB=255 of image

file to transparent and save as PNG file.

This application covers PNG, JPEG, BMP and GIF files.

(1) From [All Programs] in the Start menu, select the "Brother GT-3 Tools" or "Brother GTX-4 Tools" > " GT

Transparency".

(2) Drop your selected image file in the displayed dialog.

(3) The PNG file of RGB=255 converted to transparent color is saved in the same layer as the folder where the image

file was stored.

<TIPS>

This application covers PNG, JPEG, BMP and GIF files.

Nothing happens even if files other than above-mentioned are dropped here.

Screen display and functions

3-2. Structure of GTX Graphics Lab screen

14 5 6 7 8 9 102

No. Name Function

1 [New/Open]

New: With this function, a new layout can be created.

Open: Clicking this causes a layout file which has already been saved to the

system to be opened.

<TIPS>

Even when you have opened a GTPL file as read-only, overwriting is possible.

2 Change Platen Size button

Pressing this button enables you to change the current platen size.

<TIPS>

When outputting data for GT-3, 16X18 platen and 16X21 platen cannot be

selected.

3 Platen Frame

This will change correspondingly to the Change Platen Size button.

At the time of printing, only such range that is clipped out by means of Platen

Frame will be printed out.

4 [Add Text]

With this function, enter your desired text within 20 characters, and fix the text

object in it's desired placement.

For details of the editing of a text object, refer to "3-3. Use GTX Graphics Lab to

edit text >>P.10".

Screen display and functions

No. Name Function

5 [Add Image]

With this function, select an image file, and place an image object in place by

means of the Open button.

The image formats that GTX Graphics Lab can read out are as follows:

For image data that does not contain any transparent information:

PNG, JPEG, BMP and GIF

For image data that contains transparent information: PNG only

For details of the editing of an image object, refer to "3-4. Editing images in

GTX Graphics Lab >>P.14".

<TIPS>

When you read BMP and GIF files, the maximum size is Width: 4800 px x Height:

5400 px. Images larger than this size cannot be read, and an error message will be

displayed.

RGB=255 is treated as "White". When treating RGB=255 as "Transparent color",

using "GT Transparency" enables you to convert RGB=255 of image file to

transparent. For details, please refer to "3-1. Using GT Transparency to set

RGB=255 to "Transparent color" >>P.7".

6 Change T-shirt Background

Color button

Pressing this button enables you to change the background color of the T-shirt.

By pressing the + button, you can add any optional colors and specify up to

eight colors. When adding the 9th color, the leftmost color is deleted.

7 Print Preview

The layout is shown under the conditions that the platen grid does not exist and

the entire T-shirt view remains visible. The preview screen will be closed if you

click on a place on the screen.

8 Details button After pressing this button, you can confirm a unit of measure, Grid Display, Grid

distance, any change in language setting and version information.

9 [Save] Select [Save] or [Save As...], and save a layout data in the form of GTPL file.

10 [Print]

With this function, you can make your settings when creating print data.

For details, refer to "3-5. Creating print data (AR3/ARX4 file) from GTX

Graphics Lab >>P.16".

Screen display and functions

3-3. Use GTX Graphics Lab to edit text

When you select an already placed text object, the text properties appear.

Changing any item inside the properties enables you to edit the text object.

13 14

15 16

No. Name Function

1 Input Text

With this function, you can change content of the text.

With this function, enter your desired text within 20 characters, and reflect the

entry in the applicable text object by pressing the Enter key or the Accept

button.

2 Font

Using this function, you can change a font type.

Those fonts that have been installed on the PC will appear in the drop-down

listbox.

<TIPS>

Only fonts that are confirmed to be normally usable are displayed. Therefore, some

fonts may not appear in the drop-down listbox even when they are installed on the

PC.

3 Boldface This function makes the specified font boldface.

4 Font Size

Using this function, you can change a font size.

When you drag one of the four corners of a text object to zoom it in/out, or

when you change the font width or the font height, the corresponding value

changes accordingly.

The maximum value is 1,300 pt, and the minimum value is 10pt.

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