SEWOO LK-P21 User manual

All specifications are subject to change without notice
J. STEPHEN Lab., Ltd.
28-6, Gajangsaneopdong-ro, Osan-si, Gyeonggi-do, 18103, Korea
TEL : [phone] FAX : [phone]
www.miniprinter.com
USER’S MANUAL
MODEL : LK-P21
P21 Rev. D 02/18

For better safety and reliability, adhere to the following precautionary measures.
Read and follow the instructions carefully before operation of the product.
Safety Precautions
WARNING
Failure to follow these instructions could result in re, electric shock, other
injuries, or property damage.
Indication
Prohibition
(Potential risk of electric shock or re)
(Potential risk of electric shock or re)
(Potential risk of electric shock or re)
(Potential risk of electric shock or re)
Must follow
Do not disassemble Unplug the power from the
outlet
Grounding to prevent electric
shock
Do not handle the product
with wet hands
Do not pull or touch the power plug with
wet hands.
Do not bend the wire and do not allow the
wire to be pinched or crushed by heavy
objects.
If a power plug is broken or a plug is cut or
worn, do not use it.
Do not overload an electrical outlet.
WARNING
Failure to follow these instructions could result in re, electric shock, other
injuries, or property damage.
Failure to follow these instructions could result in re, electric shock,
other injuries, or property damage.
(Turn off the power using the power button)
(May cause damage or injury)
(Potential risk of re or unit malfunction)
(Potential risk of re or property damage)
(Potential risk of electric shock or damage)
(Potential risk of malfunction, electric shock,
or re. When the product needs to be repaired,
please contact your reseller)
Dealer
Do not unplug the power cable to turn off
the product.
Do not install the product on an unstable
or inclined surface.
If the product needs to be repaired,
please contact your reseller.
Avoid excessive shock or drops.
Keep product away from the water and
other material.
Do not disassemble, repair or modify the
product.
CAUTION

1
Table of Contents
1. Unpacking 2
2. Product Overview 3
3. Usage and Installation 4
3-1. Control Panel Usage 4
3-2. Battery Installation 5
3-3. Battery Removal 6
3-4. Battery Charging 7
3-5. Charging Cradle 8
3-6. Car Charger Usage 9
3-7. Belt Clip Usage 10
3-8. Paper Installation 11
3-9. Leather Case Usage 12
3-10. Self Test 13
3-11. MSR Usage 15
4. Peripheral Connection 16
4-1. Bluetooth Connectiontion 16
4-2. Interface cable Connection 17
5. Printer Specification 18
6. Certification 20

23
1. Unpacking
Standard
Option
Printer Battery
Serial Cable
Roll Paper
Belt Clip
USB Cable
Charger
CD Quick Manual
Battery Cradle Leather Case Shoulder Strap CarAdapter
2. Product Overview
Paper Feed
Button
Open Button
Power
Switch
SERIAL
USB
Belt Clip
Hole Battery
DC Power

45
3. Usage and Installation
3-1 Control Panel Usage
Button Name function
Power
Button
This button is used to turn the printer on and off.
When the printer is off,press this button for approximately 3 seconds
and the printer will power on.When you press this button while the
printer is powered on, the printer will turn off.
Paper
Feed
Button
This button can be used to manually feed the paper.
Additionally, this button is also used to initiate self-tests and
Hexadecimal Dumping.
1. Refer to the Self Test section of this manual for information
regarding self-tests.
2. Refer to the Note in Self Test section of this manual for information
regarding Hexadecimal Dumping.
Battery
Status
Lamp
1. If the Batt LED is lit, the battery is fully charged.
2. If you can hear a beeping sound and LED light is turned off, the
battery is at the lowest level.
3. If the battery is not charged at all, the printer turns off
automatically.
Error
Lamp If the red light is turned on,
there is no paper or the paper cover is open.
1. Align battery hook as shown in the picture
2. Push the battery into the printer until it locks in place.
NOTE
As the battery is not charged at the time of your purchase, charge the
battery prior to using the printer
(Battery charger or Cradle can be used to charge)
Hook
3-2 Battery Installation

67
1
2
Rotate the Belt clip 180 degrees so it points upward.
After ipping the belt clip up, remove the battery as shown above.
180˚
3-3 Battery Removal
NOTE
1. If the charger provided by the manufacturer is not used,
the printer can be damaged, and the manufacturer is not liable for
the consequential damage.
2. Before removing the battery, make sure that power is turned o.
3. The printer does not work when only connected to the charger.
4. The battery needs to be installed to operate the printer.
5. While charging, do not turn on the power.
6. Do not operate the printer while charging the battery.
7. Do not connect the charger while the printer is operating.
1. Make sure the printer is turned o.
2. After opening the DC JACK cover, connect the DC JACK to the printer.
3. Plug the power cord into the electrical outlet.
3-4 Battery Charging
The charging status LED
Status charging charging complete
Charging Lamp Red Green

89
3-5-1 The status of lamp in charging
lamp
Status charging charging complete
Charging Lamp Red Green
NOTE
In the case the battery is not inserted properly, the red LED will blink.
Remove and reinsert the battery.
3-5 Charging Cradle
DC Jack
1. Insert the battery into the battery charger as shown above.
2. Connect the DC JACK to the electrical outlet.
3. Plug the power cord into the electrical outlet.
4. Once the charging is completed, remove the battery from the charger.
Optional
Input 12 ~ 24V
Output 8.4V 0.8 ~1.2A
Connect the car charger into the printer or battery cradle.
3-6 Car Charger Usage
Printer
Battery holder
NOTE
Only use the car charger included with the printer.
Optional

10 11
1
2
Tighten the screw with a screwdriver as shown in the picture above.
Insert the belt clip screw into the hole of the belt clip.
3-7 Belt Clip Usage
1 2
34
Press the PUSH button to open
the paper cover.
Pull a short length of paper out of
the printer and close the cover.
Insert the paper in the correct
direction. See the image above.
Tear o the additional paper using
tear bar.
3-8 Paper Installation

12 13
1 2
34
Open the leather case.
Close the cover and press down
on the Velcro.
Place the printer into the leather
case.
Fasten to the belt by using the clip
at the rear of the leather case.
3-9 Leather Case Usage
Optional
1 2
3
NOTE
Turn o the power by pressing the
power button for approximately
3 seconds.
The self-test will print.
While you are holding the FEED
button, press the power button.
3-10 Self Test
1. To print ASCII pattern additionally,
press the Feed button once more
2. After printing ASCII pattern, the
self test will be nished automatically.
3. If the Feed button is not pressed
to print ASCII pattern, the self-test will
automatically nish after 3 seconds.

14 15
Upon initial installation or for troubleshooting, you can run the diagnostic test to get
information about:
Firmware version, emulation, codepage, sensor settings, interface settings, etc.
If no issues are found with the diagnostic test, examine other devices and software.
The diagnostic test is working independently of devices and software.
< Self-Test Printout Sample >
● Motor protection from being overheated
To prevent the motor from overheating, stop the printer for at least 30 seconds
after continuously printing 1.5 meters.
Insert and swipe the card in the direction of the arrow as shown in the
picture.
3-11 MSR Usage
Optional

16 17
1. The Printer can be connected to devices equipped with
Bluetooth communication capabilities (PDAs, PCs, etc.).
2. Use the Bluetooth connection function supported by
the device to connect to the printer.
This product can communicate with other devices via Bluetooth,
a communication cable.
4-1 Bluetooth Connection
4. Peripheral Connection
Optional
NOTE
Please refer to the conguration manual for details.
Serial
USB
4-2 Interface Cable Connection
1. Connect USB cable to the connector on the printer.
2. Connect the interface cable to the USB port of the device
(PDA, PC, etc.).
NOTE
Only use cables included with the printer.

18 19
Printing Method Direct Thermal
Printing Speed 80mm/sec
Resolution 203 DPI
Character Font A (12X24), Font B (9X17)
Character per line Font A : 32 columns , Font B : 42 columns
Character set ALPHA NUMERIC Charactor, Extension grapic
Barcode 1D EAN-8, EAN-13, Code39, ITF, UPC-A, UPC-E,
Codabar, Code93, Code128
2D PDF417, QR Code, Maxicode,
GS-1, DataBar(RSS) family, Datamatrix, Aztec
Emulation ESC/POS, CPCL, ZPL Command compatible
Driver Windows Driver(10, 2012, 8, 7, 2008, VISTA,
2003, XP, 32bit & 64bit),Window CE & Mobile
Driver & SDK(CE 4.2~, Mobile 5.0~),
Linux Driver, Mac Driver, OPOS Driver, JavaPOS
Driver, iOS SDK, Android(2.1~) SDK, Blackberry
SDK, Symbian
Sensor Paper End Sensor
Paper Paper type Thermal paper/Linerless(Optional)
Width Max. 58±0.5mm
Thickness 0.06-0.09mm
Roll Max Diameter 40mm
Roll Core 12.5mm +/-0.5mm
Reliability TPH 50km
Battery Continuous printing: 29min
Standby: 19hours
Printing length: 130m
Communications Serial(RS-232C), USB, Bluetooth Class2
5. Pritner Specication
MSR (Optional) Card Standard ISO7811/2, JIS
Track 1Track, 2Track, 3Track, JIS-II
Magnet Head Life 300,000 Passes(minimum)
Battery Charger Input AC100~240V, 50/60 Hz
Output 8.4V , 800~1400mA
Battery Battery type Li-ion
Output 7.4V, 1130mAh
Charging time 2.2 hours
Size W X D X H(mm) 80 x 133 x 47
W X D X H(inch) 3.14 × 5.21 x 1.84
Weight 240 g (with Battery)
Temperature Operation -10 ~ 50℃
Storage -20 ~ 60℃
Humidity Operation 35 ~ 95%
Storage 10 ~ 90%

20 21
6. Certification
FCC Information
This device complies with part 15 of the FCC Results.Operation is subject to
the following two conditions:
(1)This Device may not cause harmful interface,and
(2)This device must accept any interference received, including
interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for CLASS B
digital device, pursuant to Part 15 of FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated
in a commercial environment. This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in accordance with the instuctions, may
cause harmful interference to radio communications. However, there is no guarantee
that interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined by turning
the equipment off and on,the user is encouraged to try correct the interference by one
or more of the following measures:
1.1.Reorient or relocate the receiving antenna.
1.2. Increase the separation between the equipment and receiver.
1.3. Connect the equipment into an outlet on a circuit different from
that to which receiver is connected.
1.4. Consult the dealer or experienced radio/TV technician for help.
Changes or modifications not expressly approved by the manufacturer could void the
user's authority to operate the equipment.
NOTE
WARNING
CAUTION
Antenna shall be mounted in such a manner to minimize the potential
for human contact during normal operation. The antenna should not
be contacted during operation to avoid the possibility of exceeding the
FCC radio frequency exposure limit.
The device meets the FCC requirements for radio frequency (RF)
radiation exposure in the standard body worn configuration with no
minimum configuration. In this configuration, which applies whether
the belt clip or shoulder strap is used, the face of the printer from which
paper is transported is facing away from the user’s body. The standard
configuration must always be used when the printer is body worn.
PATENT