SEWOO SLK-TE25 User manual

Aroot Co., Ltd.
28-6, Gajangsaneopdong-ro, Osan-si, Gyeonggi- do, 18103, Republic of Korea
TEL : [phone] / FAX : [phone]
http://www.miniprinter.com
TE25 ENG Rev C 02/2022

All specications are subject to change without notice
MODEL : SLK-TE25
Receipt Printer User’s Manual

Vic Barczyk
19700 S Vermont Ave Ste 200 Torrance, CA 90502 | USA
[e-mail]
Victor Almazan
Paseo de la Reforma No. 265 Piso 2.Ocina SBC. Col.
Cuauhtémoc, C.P. 06500 Ciudad de Mexico | Mexico
[e-mail]
Yan xiao rui
Room 902, No. 7, Lane 118, Xiaojishan Road, Sheshan Town,
Songjiang District, Shanghai | China
[e-mail]

Disposal of Old Electrical&Electronic Equipment(Applicable in the European Union and other
European countries with separate collection systems)
This symbol on the product or on its packaging indicates that this product shall not be treated as household
waste. Instead it shall be handed over to the applicable collection point for the recycling of electrical and
electronics equipment. For more detailed information about recycling of this product, please contact your
local city oce, your household waste disposal service or the shop where you purchased the product.

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Table of Contents
1. Parts Identications
2. Setting up the printer
2.1 Unpacking
2.2 Connecting the cables
2.3 Loading the Roll Paper
2.4 Dip switch setting
3. Control panel and other functions
3.1 Control panel
3.2 Error Indicating
4. Self Test
5. Hexadecimal Dump
6. Specications
6.1. General Specications
6.2. Auto Cutter Specications
6.3. Interface
6.4. Electrical Characteristics
6.5. Environmental Requirements
6.6. Reliability
6.7. Certication
7. Command List
8. Utilities
9. S/W

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1. Parts Identications
Features LED indicators to
indicate printer status and
switches to operate the
printer.
CONTROL LABEL
Open this cover to load
or replace paper
FRONT COVER
Used to turn on/o
power to the printer
POEWR SWITCH
POWER CONNECTOR
INTERFACE CONNECTOR (USB)
INTERFACE CONNECTOR
PERIPHERAL DRIVE CONNECTOR

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2. Setting Up the Printer
2-1. Unpacking
Your printer box should include these items. If any items are damaged or missing,
please contact your dealer for assistance.
The Printer User’s Manual Roll Paper
Adaptor(Optional) Interface Cable(optional)

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2-2. Connecting the Cables
All cables connect to the connector panel on the back of the printer which is shown
below:
POWER CONNECTOR
For connection of the AC adapter.
Never unplug the AC adapter
while the printer is on.
INTERFACE CONNECTOR (USB)
For connection to a host computer.
INTERFACE CONNECTOR
For connection to a host computer.
PERIPHERAL DRIVE CONNECTOR
Connects to peripheral units such
as cash drawer, etc.
Do not connect this to a telephone.
Before connecting any of the cables, make sure that both the printer and the
computer are turned o.

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2-2-1. Interface Connector
D-SUB 25 Female Serial Centronics Parallel
Serial Interface
PIN SIGNAL I/O DESCRIPTION
2RxD Input Printer transmit data line RS-232C level
3TxD Output Printer receive data line RS-232C level
4, 7 DTR Output Printer handshake to host line RS-232C level
5GND -System Ground
6DSR Input Data Send Ready
1, 8, 9 NC - -
4 3
21
USB “B” TYPE
USB Interface
PIN SIGNAL I/O Description
1+5V -+5V
2DATA- -Printer transmit data line
3DATA+ -Printer transmit data line
4GND -System Ground

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Centronics Parallel Interface
PIN SIGNAL I/O DESCRIPTION
1 STROBE- Input Synchronize signal Data received
2~9 DATA0~7 Input/Output Data bit Transmitted 0~7
10 ACK- Output Data receiving completed.
11 BUSY Output Impossible to print of data receiving.
12 PE Output Paper empty
13 SELECT Output Printer status for ON/OFF line
14 AUTO FEED- Input Paper auto feed signal
15 GROUND - System ground
16 GROUND - System ground
17 NC -
18 LOGIC-H - +3.3V
19~30 GROUND - System ground
31 INIT- Input Initialize
32 ERROR- Output Printer error
33 GROUND - System ground
34 NC -
35 NC -
36 SELLECT IN- Input Printer select signal
Ethernet Interface
PIN SIGNAL I/O
1 Data Out + Output Data +
2 Data Out - Output Data -
3 GND Ground
4 Data IN + Input Data +
5Data IN - Input Data -
6N.C
7N.C
8N.C

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2-2-2. Cash Drawer Connector
The printer can operate two cash drawers with a 6 pin RJ-11 modular connector.
The driver is capable of supplying a maximum current of 0.1A for 510ms or less when not printing.
PIN SIGNAL DESCRIPTION
1 Signal GND -
2 Drawer kick-out drive signal 1 Output
3 Drawer open/close signal Input
4 +24V -
5 Drawer kick-out drive signal 2 Output
6 Signal GND -

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2-3. Loading the Roll Paper
Notes: Be sure to use paper rolls that meet the specifications. Do not use paper rolls that have the
paper glued to the core because the printer cannot detect the paper end correctly.
♣ Turn off power switch.
1. Make sure that the printer is not receiving data; Otherwise, data may be lost.
2. Open the paper roll cover by pushing down the cover open push button.
3. Remove the used paper roll core if there is one inside.
4. Insert new paper roll as shown.

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5. Note the correct direction that the paper comes off the roll:
6. Pull out a small amount of paper as shown. Then, close the cover.
7. Tear off the paper as shown.

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2-4. Dip switch setting
♣CAUTION:
When the paper cutter is jammed, the top cover might be stuck closed. In this case, repeat power on
and off several times.
If the top cover is still stuck, please follow the steps to release the paper jam.
1. Make sure the printer is turned off.
2. Take out cutter cover as shown.
3. Turn screw with drivers to a direction until paper is released from the cutter

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3-1. Control panel
You can control the basic paper feeding operations of the printer with the button on the control panel.
The indicator lights let you to monitor the printer’sstatus.
Control Panel
Button
The button can be disabled by the ESC c 5 command.
Press the FEED button once to advance paper one line. You can also hold down the FEED button to
feed paper continuously.
3-2. Error indicators
This section explains the different patterns signaled by the two LED indicators located on the top cover
of the printer.
STATUS PAPER ERROR POWER REMARKS
RED RED GREEN
Power off OFF OFF OFF Normal power is not supplied to the
printer
Power on OFF OFF ON Normal power is supplied to the printer
On line OFF OFF ON Normal error-free mode
Cover open OFF ON ON Close cover
Paper empty OFF ON ON Insert new paper roll
Paper near end ON OFF ON Paper is low
3. Control panel and other functions

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The self-test lets you know if your printer is operating properly. It checks the control circuits, printer
mechanisms, print quality, ROM version and DIP switch settings.
This test is independent of any other equipment or software.
Running the self test
1. Make sure the printer is turned off and the printer cover is closed properly.
2. While holding down the FEED button, turn on the printer using the switch on the front of
the printer to begin the self-test. The Self Test prints the printer settings, cuts the paper, then
pauses: (Error LED On)
Self-test printing
Please press the PAPER FEED button.
3. Press the FEED button to continue printing.
The printer prints a pattern using the built-in character set.
4. The self test automatically ends and cuts the paper after printing the following.
*** Completed ***
The printer is ready to receive data as soon as it completes the self-test.
4. Self Test

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This feature allows experienced users to see exactly what data is coming to the printer. This can be
useful in finding software problems.
When you turn on the hex dump function,the printer prints all commands and other data in hexadecimal
format along with a guide section to help you find specific commands.
To use the hex dump feature, follow these steps
1. Please run the self test. (While holding down the FEED button, turn on the printer using the switch
on the front of the printer to begin the self-test)
2. Please holding down FEED button more than 2 seconds after print out first page of self test .
3. Now you are in hex dump mode when you will see
“ Hexadecimal printing mode…..” on paper.
Hexadecimal printing mode…..
1B 21 00 1B 26 02 40 40 .!..& . @ @
1B 25 01 1B 63 34 00 1B .%.. c4 ..
41 42 43 44 45 46 47 48 ABCDEFGH
□ A period (.) is printed for each code that has no ASCⅡequivalent.
5. Hexadecimal Dump

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6-1. General Specifications
(1) Printing Method Direct line thermal printing.
(2) Print speed 200mm/sec
(3) Dot density (Hor / Ver) 180 DPI X 180 DPI
(4) Dot Pitch 0.142mm X 0.142mm
(5) Printing Width Max 72mm (512 dots)
(6) Number of print columns.
Font “A” Font “B”
42 columns 56 columns
(7) Roll paper Refer to chapter 2 for details on the recommended roll Paper.
Paper width : Default 79.5 ±0.5mm
(Min. : 50mm ~ Max. : 80mm)
Roll diameter : Max. ø83.0mm
(8) Weight 1.4 Kg
6. Specifications

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(8) Overall dimension

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6-2. Auto Cutter Specications
(1) Cutting Frequency Max. 30 cuts per minute
(2) Thickness of paper 0.065 ~ 0.1mm
(3) Cutter Life 1.5 million cuttings
6-3. Interface
RS232 Serial Interface, Centronics Parallel Interface(IEEE1284), USB Interface,
Ethernet Interface(10Mbps), Wi-fi(802.11B)
6-4. Electrical Characteristics
(1) Input Voltage DC 24V ± 10%
(2) Current Consumption Operating: Approx. 1.5 A (at ASC∥ printing)
Peak : Approx. 10 A
(at print duty 100%, For 10 seconds or less)
Stand-by : Approx. 0.15 A
(3) Power Connector