GPRINTER GP-1124T, GP-1125T User Manual

Customer service hotline : [phone]

Thermal Transfer Barcode Printer

User's Manual

GP-1124T/1125T

CONTENTS

The printer

Introduction
Product features

Standard equipment

Optional accessories

Specifications
Print specifications
Ribbon specifications
The paper size

Product introduction

Open and check
Printer components

Appearance
Internal

The bottom

Installation

LED indicator function

Troubleshooting

Maintenance

Install the printer
Install the ribbon
Installation of paper

Installation of paper

LED indicator

Thermal printing
Thermal transfer printing

Butt on Function
Start function

Common problem

13

13

6.1.Printer Cleaning

15

15

The printer

Introduction

Thanks for choosing GP-1124T, GP-1125T series direct thermal and thermal transfer label printer.

This series printer is built with 2 sets of gear to drive motor, with capability of handling 300
meters long ribbon and large label roll. Printer inner volume is fit for 5" OD (Outer Diameter)

paper roll, if using external paper holder, you can install 8.4"OD industrial grade label roll.

This printer is designed for real-time and batch label printing, with standard serial, parallel, USB
and Ethernet connection port. Direct thermal printing and thermal transfer printing modes are all
in one printer body, so you can choose various kinds of printing materials, for example: thermal
paper, plain paper, coated paper, silver paper, plastic paper etc.

Common 1D barcode and 2D barcode fonts are built inside printer, also it support 4 direction
printing, characters can be enlarged from 1 to 10 times. Besides, it supports 5 different size

bitmap fonts, OCR-A and OCR-B fonts, together with 203dpi higher print resolution, this series
printer are your best choice among the same class.

Declaration: This is a class A product, fit for Non Tropic regions installation. This product
may cause radio interference in life environment, users may need to take adequate preven

-tive measures.

Application Field

Manufacturing & Warehousing logistic industry

Healthcare

Parcel Post

Office & Studio

Retail

Product labeling and marking
Warehouse management label
Category marking label
Operation instruction marking label
Distributing instruction marking label

Patients marking
Medicine marking
Specimen marking

Mailing label

Price Label marking
Product item marking
Jewelry product marking

Product features

Standard equipment

Optional accessories

Specifications

Support bar code

Support picture format

Support picture format

Power Supply

Printer weight

Specifications

Printer size

External support optional GP-1124T, GP-1125T standard.

Can print text, bar code, pictures

Product standard
Ribbon printing

Thermal printing

ABS plastic housing
Gap sensor
Ribbon sensor

The print head open sensor

Communication interface

Memory

Memory

The paper key and LED indicating lamp
Built in 8 dot matrix font English number

The character and the bar code can be printed in four directions

of rotation (0,90,180,270) degree.
Built in simplified Chinese, traditional and Korean font for

programming.

The built-in voltage automatic switching power supply

203

Work environment

Dampness

Dampness

Storage environment

Print specifications

Model

Model

The print head

Print mode

Ribbon / thermal

Ribbon specifications

The paper size

The outer coil type

Pulse excitation

(the size) (width X length)

Print speed (inches per second)

Maximum print width

Maximum print length

Heat sensitive piece (wear)

Ribbon diameter

The ribbon length

The ribbon axis size

The ribbon width

Ribbon winding form

Label length

The paper height gap spacing

Roll axis size

The thickness of the paper

(tag + bottom paper)

The width of the paper

(tag + bottom paper)

The paper winding form

Paper type

The maximum capacity of

internal paper roll diameter

Print out of plane roll / print surface involute

Continuous paper, gap of paper, paper folding, punched paper

Note:If you use the tag length less than 25.4mm (1 "),
recommend the use of a perforated line in the gap on
the label paper so the tear.

100km 50km

Product introduction

Open and check

This series printer is with special package to prevent damage in transportation. If there is

any unexpected damage occurred, please put in clean and stable surface and carefully open

the package to check, inform local distributor with damage details, and keep packing mate

-rials well in case you need to mail the printer.

Packing list:

◆ One Label printer



◆ CD ( Driver, Nice label software, User Manual )



◆ Power Adapter



◆ Power Cord



◆ USB cable ( Parallel cabl e, serial cable optiona l)



◆ Ribbon roller & Ribbo n



◆ Label roller & Label pa per


◆ External paper hold er (Standard for GP-1125T )

<Picture 1>

Please pack equipment and materials needed for safekeeping printer for subsequent handling;
if the above items, any lost or missing, please Customer Service Department of your purchase
contact.

Printer components

Appearance

Label exit

LED indicator

Press button for top cover open

Press button for top cover open

LED lights indicate:

★ ON LINE electric lamp ★ ERROR error lamp ★ RIBBON ribbon status light

<Pict ure 2>

<Pict ure 3>

Power on/off switch

Label exit

Internal

<Pict ure 4>

<Pict ure 5>

Label paper fixing stand

Label paper supply hub

Ribbon take-up hub

Push button for thermal
print head open

Top cover

The bottom

Power port

Parallel port

Bottom cover with DIP switch

RS-232C serial port

Ethernet port

USB port

Label entrance from
external holder

Note: Picture showing printer port is for GP-1125T.

Installation

Install the printer

1. Please put the printer on the stable surface.

2. Make sure printer power is turned off, please do not plug
the power cable when the printer power is turned on.

3. Connect serial or USB or Parallel or Ethernet cable to
printer and PC.

4. Connect power plug to power supply socket.

Be careful:

※ Please turn off the power switch the printer in the power socket,

※ Transmission interface in the picture will vary depending on your printer

purchased aircraft type, the actual transmission interface, please refer to
the corresponding product specifications

power line is inserted into the printer.

<Pict ure 6>

Ribbon installation

1. Press two press buttons on left and right
side to open printer top cover.

2. Put empty paper tube into ribbon take-up
hub if you buy new ribbon which one side is
no contact with paper tube.
After that, install ribbon take-up hub left side
and right side onto printer.

Remark: Factory standard ribbon two sides
already fixed well on paper tube. Go ahead
to step 3 instead of step 2.

3. Press the Push button to open print head.

Ribbon installation diagram

<Pict ure 7>

Installation of paper

Installation of paper

1.Open printer top cover;
Insert blue label supply hub into label roll
and fix onto printer.

2.Press Push button to open print head to
install label paper same as picture
showing.

4.Close printer top cover.

3.Close the print head by pressing two arrow
locations. Confirm print head two sides are
closed correctly to ensure you get printing
in good quality.

Paper installation diagram

LED Indicator and Function

There’re two buttons and three LED indicators, many functions can be realized through using
different button, indicator and power on/off switch.

LED indicator

Direct thermal printing method

LED Indicator status Descriptions

Power indicator is on，Error indicator is off

Printer is powered on and in normal
printing status

Power indicator flashes every 640ms,
Error indicator is off

Printer is paused

Power indicator is off, Error indicator goes
for 80ms, then goes off for 160ms, printer
start beeping.※

on

Printer cover is opened

Power indicator is off
for 500ms, then goes off for 6s

, Error indicator goes on

Label gap detection error

Power indicator is off Error indicator flashes
every 160ms, after two times flashing, Error
indicator goes off for 320ms, printer start
beeping. ※

,

Paper out

Power indicator is off Error indicator flashes
every 160ms,after three times flashing,Error
indicator goes off for 320ms, printer start
beeping. ※

,

Black mark detection error

Error indicator flashes every160ms.

Printer overheated protection mode is act­ivated. After 1 minute, the printer CPU will
check print head temperature again. When

temperature return normal, printer will work

normally.

※ Beeper function can be enabled through setting DIP switch.

※ Beeper function can be enabled through setting DIP switch.

Thermal transfer printing

LED Indicator status Description

Ribbon indicator is on

Ribbon is installed successfully

Ribbon indicator flashes every 300ms,
beeper sounds every 2.4s ※

Ribbon improperly installed: no ribbon,
or ribbon end, or ribbon broken

Button Function

Feed

When the printer is ready (LED blue fixed), click the button, label paper into the front end of a paper label.

Print job timeout

The printer in the print, click the PAUSE button to print suspended. At this time power indicator is
blue flashing. Just click the button, the print job resume normal.

Start function

The printer has six kinds of power function can be used to set or test the printer hardware. In the
boot and press the button with lamp signal release key can start these functions.

Six Power-up Functions:

Function

Descriptions

Self-test page

A.Turn off the printer.
B.Make sure the paper roll is installed correctly and the printer
top cover is closed.
C.Press and hold FEED button and turn on the printer. Self-
test page will be printed, then release FEED button.

You can use this function to check if printing function is normal or not.

Print DIP Switch page

Debugging Mode

A.Turn off the printer.

B.Make sure the paper roll is installed correctly and the printer

top cover is closed.

C.Press and hold PAUSE button and turn on the printer. When

paper feed and then release PAUSE button, DIP switch page
will be printed out.

A.Turn off the printer.

B.Make sure the paper roll is installed correctly and printer

top cover is closed.

C.Press and hold PAUSE and FEED button, and turn on the

All label data received in this mode will be printed by machine code.
Right side is ASCII character strings, left side are hexadecimal value
of ASCII character strings. This function is for user or engineer to
debug the program. If you turn off printer and then turn on, printer
will go back to normal printing mode.

printer. When Power indicator(blue) and Error indicator
(red) are on at the same time, release PAUSE and FEED
button, printer goes to Debugging Mode, and you will find
below page printed out:

Skip AUTO.BAS program

User can use TSPL2 command to save a code auto-

-ing file (AUTO.BAS) into flash. When turn on printer, prin

-ter will run the program automatically.

runn

If you want to skip AUO.BAS program on power-up,
then follow below steps:

Press and hold PAUSE and FEED button, then turn on the
printer. When Power indicator (blue) is off and Error indi

-cator(red)is on, release PAUSE and FEED button, printer
will skip running AUTO.BAS program, and then Power
indicator will be on.

Printer Initialization

A.Turn off the printer.
B.Press and hold PAUSE and FEED button, then turn on the

printer. When Power indicator(blue)is on and Error indi

-cator (red) is off, release PAUSE and FEED button, all
data in printer DRAM will be cleared and printer setting
will be restored to factory default setting. Then power
indicator will be on and printer goes to ready status.

* Factory default settings do not include ribbon setting.

Ribbon Detection

When printer power turn on, or it is in thermal transfer
printing mode, printer will automatically detect ribbon
status, to check if ribbon installed, or ribbon end, or work
normally. After ribbon detecting, printer will be set to
thermal transfer printing mode or direct thermal printing
mode. If no ribbon,system will go to direct thermal printing
mode and close ribbon rolling motor function.

The printer configuration after the initialization will revert to the default values are as follows:

Parameter

Default setting

Speed

Density

Gap

Direction

4inch/sec (101.6mm/sec), 203dpi

10

0mm

0

0

ON

ON

OFF

OFF

ON

ON

CLEAR

NOT CLEAR

Top left corner from printing direction

Printing content are placed on page from
top to bottom

Reference

SHIFT

OFFSET

SET TEAR

SET HEAD(Cover open detect)

Set PRINTKEY

SET REPRINT

SET KEY1(FEED)

SET KEY2(PAUSE)

CLEAR RAM
CLEAR FLASH

Problems Possible Reasons Solution and Suggestion

Power indicator
not "ON”

Troubleshooting

Common problem

Below the table of contents is generally the common problems and solutions; if you have been in
our proposed methods of eliminating the fault, and the printer is not normal operation, so check
with your purchase customer service department, so as to get more help.

Plug to AC outlet and plug to
printer not well connected

Check power connector and AC outlset
if plugs are correctly connected

Printer power not turned on

Turn on power switch

Print head not well closed

Close print head by pressing whole print
head mechanism (or 2 arrow locations)

Ribbon end

Label paper jamed inside printer

Change new ribbon

Ribbon improperly installed

Refer to Ribbon Installation steps in User
Manual to re-install ribbon

Label paper end

Change new label paper

Label paper improperly installed

Refer to Paper Installation steps in User
Manual to re-install paper

Gap sensor detection error

Adjust paper specification and print again

Clear jamed paper

Not printing

Serial cable improperly
connected

1. Check if Pin configuration in cable two
sides are matching each other;

2. Check if baud rate setting on PC and
printer are the same, If in TPSL comma

-nd mode, We suggest 9600, n, 8, 1 to
ensure higher reliability.

3. Change a new cable.

Ethernet cable improperly
connected

1.Check if RJ-45 green/orange LED
indicator is on. When printer receive
and process printing data, LED will be
orange color;

2.Check if printer IP is assigned in

DHCP mode.

3.Check if fixed IP address is correctly
set in printer property. Wait for some
minutes to make sure printer is connect

-ed server and printing a selftest page
to confirm printer IP address.

4.Change a new ethernet cable.

USB cable improperly
connected

Check if USB cable connected well or
change a new cable

Ribbon non standard

Check if ribbon model and
specification

Not printing

Ribbon printing side wrong
installed

Check and re-install ribbon to make
sure printing side touch label paper

Print head not clean

Clean print head and print again

Print density setting wrong

Suggest density set to be 7

Print head cable not well
connected

Re-connect print head cable

Step Motor cable not well
connected

Re-connect step motor cable

Command setting wrong

Check if there is PRINT command
at the end of printing file;
or if there is CRLF command at the
end of every line.

Not good
printing quality

Ribbon and label improperly
installed

Too much dust or adhesive on
print head

Re-install ribbon and/or label

Clean print head and print again

Print head damaged

Take selftest page to check if printing
are completely to confirm if necessary
to change new print head

Data miss printing
in one or two sides

Label paper size wrong
setting

Check if label size set correctly and
same as your label paper

Ribbon wrinkle

Printing not stable

Printer in HEX Dump mode or
RS-232 setting wrong

Print head unbalanced stress;
ribbon & label improperly
installed;
Label feeding not smoothly

Reset the label print density and
adjust paper width fixing stand to
fit your label paper size.

Restart your printer and leave Dump
Mode or reset RS-232 PARAMETER

Maintenance

6.

6.1.Printer Cleaning

To ensure the printing quality, please proceed this maintenance section to keep your printer
in good conditions and extend its life as well.

Please use one of following material to clean the printer.

★ Cotton swab
★ Lint-free cloth
★ Vacuum / Blower brush

★ 100% ethanol

2.The cleaning process is described as following：

Parts to be cleaned Step

Recommend cleaning frequency

Print head

Rubber roller

Paper tear bar

Sensor

Inner side of printer

1.Turn off the printer.

2.Allow the print head to cool for
at least one minute.

3.Use a cotton swap and 100%
ethanol to clean the print head
surface.

When change new label paper

Thermal transfer printing head

Thermal transfer
printing head

Direct thermal printing head

Direct thermal printing head

1.Turn off the printer.

2.Rotate the platen roller and use
a cotton swap to clean with
100% ethanol.

When Change new label paper

Use a cotton swap and 100%
ethanol to clean.

When necessary.

When necessary.

Use air brush or vacuum to clean
dust of sensor.

Monthly.

Use air brush or vacuum to
the dust.

clean

Note ：

※ Always turn off the printer power before cleaning the printer.
※ Do not touch print head by figure.
※ Please use 100% ethanol, Do not use medical alcohol to aviod damage to print head.