Brother m-PRINT MW-120 User manual

! Before using this printer, be sure to read this User’s Guide.
! We suggest that you keep this manual in a handy place for future
reference.
User’s Guide
General Description
Operating Procedures
Appendix, etc.
MW-120
Mobile Printer

Introduction
i
Thank you for purchasing the MPrint MW-120 (hereafter referred
to as “the printer”).
This monochrome thermal mobile printer is ultra-portable and
can be connected to a Pocket PC (PDA running Pocket PC) or a
computer to make quick printouts.
This User’s Guide contains operating precautions and instruc-
tions. Before using this printer, be sure to read this manual for
information on its correct operation.
In addition, we suggest that you keep this manual in a handy
place for future reference.
Introduction
Declaration of Conformity
We BROTHER INDUSTRIES, LTD.
1-1-1, Kawagishi, Mizuho-ku,
Nagoya 467-8562, Japan
declare that the MPrint MW-120 conforms with the following nor-
mative documents:
EMC: EN 55022:1998 Class B
EN 55024:1998
EN 61000-3-2:1995
EN 61000-3-3:1995
and follows the provisions of the Electromagnetic Compatibility
Directive 89/336/EEC (as amended by 91/263/EEC and 92/31/
EEC). The optional AC adapter also conforms with EN 60950
and follows the provisions of the Low Voltage Directive 73/23/
EEC.
Issued by: BROTHER INDUSTRIES, LTD.
P & H company
Development DIV.

ii
!The contents of this manual are subject to change without
notice.
!The contents of this manual may not be duplicated or repro-
duced, partially or in full, without permission.
!Please note that we assume no responsibility for damages
arising from earthquakes, fire, other disasters, actions of third
parties, the user’s intentional or negligent operation, misuse or
operation under other special conditions.
!Please note that we assume no responsibility for damage
(such as losses, loss of business profits, lost profits, business
disruptions or a lost means of communication) that may result
from the use or inability to use this printer.
!If this printer should be defective due to faulty manufacturing,
we shall replace it during the warranty period.
!We assume no responsibility for damages that may result from
incorrect operation of this printer by connecting incompatible
equipment or using incompatible software.
! Microsoft
®
and Windows
®
are registered trademarks of Microsoft
Corporation in the United States and other countries.
! This printer is installed with IrFront from ACCESS CO., LTD. Copy-
right (C)
1996–2003 ACCESS CO., LTD.
! All other software and product names mentioned are trademarks
or registered trademarks of their respective companies.

Precautions
iii
Precautions indicated as shown below contain important safety
information and should be strictly observed.
If the printer malfunctions, immediately stop using it, and then
contact the sales representative where it was purchased.
The meanings for marks used in this manual are described below .
Meanings for symbols used in this manual
Precautions
Warning
Failure to observe instructions marked with this symbol
may result in death or serious injuries.
Caution
Failure to observe instructions marked with this symbol
may result in injuries or property damage.
Indicates danger
Indicates danger of fire under certain circumstances
Indicates danger of electric shock under certain circumstances
Indicates danger of burns under certain circumstances
Indicates an action that must not be performed
Indicates danger of combustion if fire is nearby
Indicates danger of sustaining injuries if the indicated part of the
printer is touched
Indicates danger of injuries, such as electric shock, if the indi-
cated part if the printer is disassembled
Indicates danger of electric shock if the operation is performed
with wet hands
Indicates danger of electric shock if the printer is exposed to
water

iv
Indicates an action that must be performed
Indicates that the power supply cord must be unplugged from the
electrical outlet

Precautions
v
Concerning this printer (including the built-in lith-
ium ion battery)
Warning
!
Do not use this printer wherever it is prohibited, for exam-
ple, on an airplane, otherwise it may affect equipment,
resulting in an accident.
!
If this printer is to be used in special environments, for
example, near medical equipment, make sure in advance
that there would be no harmful effects from electromag-
netic waves. Please note that we assume no responsibility
for injuries resulting from interference from electromagnetic
waves.
!
Do not insert foreign objects into the printer or its connec-
tors and ports, otherwise a fire, an electric shock or dam-
age may result.
!
If foreign objects are dropped into the printer, immediately
turn it off, unplug the AC adapter from the electrical outlet,
and then contact the sales representative where it was pur-
chased. If you continue to operate the printer, a fire, an
electric shock or damage may result.
!
Do not operate, recharge or store the printer in the follow-
ing locations, otherwise it may leak or fire, electric shock or
damage may result.
! Near water, such as in a bathroom or near a water
heater, or in an extremely humid location
! In a location where it is exposed to rain or moisture
! In an extremely dusty location
! In an extremely hot location, such as naked flames, or
heaters or direct sunlight
! In a closed car under a hot sun
! In a location where condensation may form

vi
!
Liquid leaking from the printer may indicate that the built-in
battery is damaged. Immediately move the printer away
from flames, otherwise a fire may result.
In addition, do not touch the leaking liquid. This liquid may
damage your eyes or skin if brought in contact with them. If
the liquid makes contact with your eyes, immediately rinse
them with water and consult a medical professional. If the
liquid makes contact with your skin or clothing, immediately
rinse them with water.
!
Do not try to disassemble or alter this printer, otherwise
fire, electric shock or damage may result. For servicing,
adjustments or repairs, contact the sales representative
where it was purchased. (The warranty does not cover
repairs for damage resulting from disassembly or alter-
ations performed by the user.)
!
The printer may be damaged if it is dropped or subjected to
strong shocks, for example, from being stepped on. If you
continue to operate a damaged printer, a fire or an electric
shock may result. If the printer is damaged, immediately
turn it off, unplug the AC adapter from the electrical outlet,
and then contact the sales representative where it was pur-
chased.
!
If the printer operates abnormally, for example, if it pro-
duces smoke, an unusual odor or an unusual noise, stop
using it, otherwise fire, electric shock or damage may
result. Immediately turn off the printer, unplug the AC
adapter from the electrical outlet, and then contact the
sales representative where it was purchased for repairs.
!
Do not charge the printer with a charger other than that
specified.
Warning

Precautions
vii
!
If the printer is not fully charged after the specified amount
of time has passed, stop charging it, otherwise fire, electric
shock or damage may result.
Caution
!
Keep the printer out of the reach of children, particularly
infants, otherwise injuries may result.
!
Stop operating the printer if it leaks or becomes discolored,
deformed or otherwise defective.
Others
!
The built-in lithium ion battery is slightly charged so that the
operation of the printer can be verified; however, the bat-
tery should be fully charged with the AC adapter before the
printer is used.
!
Do not leave the printer in a closed car under a hot sun,
otherwise it may be damaged.
!
If the printer is not to be used for a long period of time, be
sure to charge the lithium ion battery at least once every
six months in order to prevent a reduction in the efficiency
and life of the battery.
!
This printer is powered with a built-in lithium
ion battery. If this printer can only be used
for a short period of time, even though it is
fully charged, the battery may have reached
the end of its service life. Replace the lithium
ion battery with a new one.
Contact the sales representative where the
printer was purchased to have the built-in
lithium ion battery replaced.
Warning
Li-ion

viii
Concerning the AC adapter
Warning
!
Only use the AC adapter designed specifically for this
printer, otherwise fire, electric shock or damage may result.
!
Do not plug the printer into an electrical outlet other than a
household outlet (AC 220 V
– 240 V), otherwise fire, elec-
tric shock or damage may result.
!
Do not touch the AC adapter or the power supply plug with
wet hands, otherwise electric shock may occur.
!
Do not try to disassemble, alter or repair the AC adapter,
otherwise fire, electric shock or injuries may result.
For servicing, adjustments or repairs, contact the sales
representative where the printer was purchased.
!
Do not spill water or drinks, such as coffee or juice, on the
AC adapter. In addition, do not use the adapter in a loca-
tion where it may get wet, otherwise combustion or electric
shock may result.
!
If the power supply plug becomes dirty, for example, with
dust, unplug it from the electrical outlet, and then wipe it
with a dry cloth. If you continue to use a dirty power supply
plug, a fire may result.

Precautions
ix
Warning
!
When unplugging the power supply cord, do not pull on the
cord, otherwise fire or electric shock may result.
!
Do not insert foreign objects into the terminals of the AC
adapter, otherwise burns or electric shock may result.
!
Incorrectly using the AC adapter may result in fire or
electric shock. Therefore, observe the following precau-
tions.
! Do not damage it. ! Do not place objects on it.
! Do not modify it. ! Do not subject it to heat.
! Do not twist it. ! Do not bind it.
! Do not severely bend it. ! Do not allow it to be
! Do not pull on it. pinched.
!
If the AC adapter is damaged, request a new one from the
sales representative where the printer was purchased.
!
Keep the AC adapter out of the reach of children, particu-
larly infants, otherwise injuries may result.
!
Do not use the AC adapter near microwave ovens, other-
wise damage may result.
!
Do not use the AC adapter near flames or heaters. If the
covering of the AC adapter cord melts, fire or electric shock
may result.
!
Before maintaining the printer, for example, when cleaning
it, unplug the AC adapter from the electrical outlet, other-
wise electric shock may result.

x
!
If the printer is not to be used for a long period of time, be
sure to unplug the AC adapter from the unit and the electri-
cal outlet for safety reasons.
!
Do not wind the AC adapter cable around the adapter or
bend the cable, otherwise the cable may be damaged.
Warning

Precautions
xi
Operating precautions
"Operate this printer in an environment that meets the follow-
ing requirements.
!Temperature: 0 – 40 °C
! Humidity: 20 – 80 % (Maximum wet-bulb temperature: 27 °C)
!Do not operate or store this printer in a location exposed to
extremely high or extremely low temperatures, extreme
humidity, extreme dust, or extreme vibrations, otherwise
the printer may be damaged or malfunction.
!Do not use the printer in a location exposed to extreme tem-
perature fluctuations, otherwise condensation may occur,
resulting in the printer being damaged or malfunctioning.
!If condensation occurs, allow it to dry naturally before
operating the printer.
"The AC adapter case and the printer may become hot while
the printer is charging or printing. This does not indicate a
malfunction.
"When the printer is not used, unplug the power supply plug
from the electrical outlet.
"Do not block the paper output slot.
"If the AC adapter connector or USB port becomes dirty, incor-
rect connection or incorrect charging may result. Periodically
clean the connector and port with a dry cotton swab.
"When cleaning the printer, use a soft, dry cloth. Do not use
benzene or paint thinners, otherwise the printer may become
discolored or deformed. (→ Refer to page 13.)
"When using optional accessories, use them as described in
their instruction manuals.
"Use thermal paper with this printer. If printed text is written
over or stamped, the text may disappear or become discol-
ored. In addition, it may take some time for the ink to dry.
"Do not touch the printer with wet hands.
"Do not leave paper cassette cover open when storing as this
may cause paper misfeeding or a paper sensor error.

xii
"Concerning the paper cassette and the handling of the paper
!Store the paper cassette away from extremely hot,
extremely humid or extremely dusty locations and out of
direct sunlight, otherwise the paper may become dis-
colored or a malfunction may result.
!Be sure to close the lid of the paper cassette before storing
it, otherwise the paper may become discolored.
!Do not leave paper cassettes in a closed car under a hot
sun, otherwise they may become discolored.
!After opening the package of paper cassettes, close it
again as soon as possible, otherwise the paper may
become discolored.
!Do not use paper that has been exposed to condensation.
!Do not try to use paper transferred from one paper cas-
sette to another, otherwise a malfunction may result.
!Do not try to reuse paper that has already passed through
the printer, otherwise a malfunction may result.
!Do not open the paper cassette cover or pull out or push in
the paper while the printer is printing, otherwise a malfunc-
tion may result.
!Do not use folded, curled, cut, wet or damp paper, other-
wise a paper misfeed or a malfunction may result.
!Do not touch paper cassettes or paper with wet hands,
otherwise a malfunction may result.
!Do not prepare or replace the paper cassette in an
extremely humid location, otherwise a malfunction may
result.

Precautions
xiii
!Depending on the environmental conditions of the location
and the quality of the material that the adhesive-backed
paper is attached to, the adhesive-backed paper may
become discolored, peel off, be difficult to remove, leave
adhesive behind or damage the surface that it was affixed
to. Before using the adhesive-backed paper, test it by affix-
ing a small piece to an inconspicuous area of the intended
surface.
!Do not affix the adhesive-backed paper to people, animals
or plants. Also, do not affix it to public property or other
peoples possessions without permission.

xiv

CONTENTS
1
Introduction .......................................................... i
Precautions ......................................................... iii
Operating precautions .............................................. xi
1 General Description ........................................ 2
2 Operating Procedures .................................... 3
Charging ....................................................................3
Turning on the printer ................................................5
Preparing the paper ...................................................6
Installing the paper cassette ......................................8
Sending data from a Pocket PC or computer ..........10
Feeding paper .........................................................12
Maintenance ............................................................13
Disposing of this printer ...........................................15
3 Appendix ........................................................ 16
Product specifications .............................................16
Troubleshooting .......................................................17
Indicator lights .........................................................20
CONTENTS

2
Right side
Left side
1 General Description
Paper cassette cover
Paper check window
Paper output slot
IrDA infrared port
Status
indicator light
AC adapter connector
Power button
USB port
Charging
indicator light
Serial port

Operating Procedures
3
Charging
This printer is equipped with a built-in lithium ion battery. Use the
AC adapter designed specifically for this printer to charge the
battery.
After purchasing this printer, be sure to charge the battery fully
before using it.
1 Plug the AC adapter
cable into the AC adapter
connector on the printer.
2 Plug the AC adapter plug
into a household electri-
cal outlet (AC 220 V –
240 V).
Charging of the built-in lithium
ion battery automatically
begins.
→The charging indicator light comes on in
orange.
→When charging is finished, the charging
indicator light goes off.
3 After charging is finished, disconnect the AC
adapter.
2 Operating Procedures

4
•In order to protect the circuitry, the battery cannot
be charged if the unit is in a location exposed to
extremely high or extremely low temperatures.
•
Do not wind the AC adapter cable around the adapter
or bend the cable, otherwise the cable may be dam-
aged.
•It takes approximately three hours for the battery
to be recharged from completely empty to fully
charged (with the printer turned off).