SEWOO LK-T41 User manual
All specifications are subject to change without notice
Receipt Printer User’s Manual
MODEL : LK-T41
2
1. Parts Identifications 3
2. Setting up the printer 4
2.1 Unpacking 4
2.2 Connecting the cables 5
2.3 Loading the roll paper 8
2.4 Dip switch setting 10
3. Control panel and other functions 13
3.1 Control panel 13
3.2 Error Indicating 13
4. Self Test 14
5. Hexadecimal Dump 15
6. Specifications 16
6.1. General Specifications 16
6.2. Auto Cutter Specifications 18
6.3. Interface 18
6.4. Electrical Characteristics 18
6.5. Environmental Requirements 19
6.6. Reliability 19
6.7. Certification 19
7. Command List 20
Table of Contents
3
PERIPHERAL
DRIVE CONNECTOR
INTERFA ORCE CONNECT
INTERFA OR(USB)CE CONNECT
POWER CONNECTOR
1. Parts Identifications
PRINTER COVER
Open this cover is load or
replace paper
CONTROL PANEL
Features LED indicators
to indicate printer status
and switches to operate
the printer.
COVER OPEN BUTTON
Pull down this button to
open the printer cover.
POWER SWITCH
Used to turn on/off power
to the printer.
4
2-1. Unpacking
Your printer box should be included these items. If any items are damaged or missing, please contact
your dealer for assistance.
The Printer User's Manual Roll Paper
Interface Cable(optional) Adaptor(optional)
Interface Cable USB (optional)
2. Setting Up the Printer
5
INTERFACE CONNECTOR(Serial)
PERIPHERAL DRIVE CONNECTOR POWER CONNECTOR
For connection to a host
computer
INTERFACE CONNECTOR(USB)
For connection to a host
computer
Connects to peripheral units such as cash
drawers, etc. Do not connect this to a
telephone.
For connection of the AC adapter.
Never unplug the AC adapter
while the printer is on.
2-2. Connecting the Cables
You can connect up the cables required for printing to the printer.
They all connect to the connector panel on the back of the printer, which is shown below :
Before connecting any of the cables, make sure that both the printer and the computer are turned off.
6
2-2-1. Interface Connector
Serial Interface
PIN SIGNAL I/O DESCRIPTION
3 TXD Output Printer transmit data line RS-232C level
2 RXD Input Printer receive data line RS-232C level
4, 7 DTR Output Printer handshake to host line RS-232C level
6 DSR Input Data Send Ready
5 GND - System Ground
USB Interface
PIN SIGNAL I/O DESCRIPTION
1 +5V - +5V
2 DATA- - Printer transmit data line
3 DATA+ - Printer transmit data line
4 GND - System Ground
<RS-232>
<USB>
7
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 1.0A/24VDC 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 -
Caution : To avoid an overcurrent, the resistance of the drawer kick-out solenoid must be
24 Ω or more.
8
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.
2-3-1. 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 button.
3. Remove the used paper roll core if there is one inside.
4. Insert new paper roll as shown.
9
5. Be sure to 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.
Table of contents
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