
• Not all models are available in all countries.
• Thank you for choosing Brother. Your support
is important to us and we value your business.
Quick Setup Guide
ADS-3100/ADS-3300W/ADS-4300N/ADS-4700W/
ADS-4900W
Please read the Product Safety Guide, located later in this document before you set up your machine.
WARNING
WARNING indicates a potentially hazardous situation which, if not avoided, could result in
death or serious injuries.
Unpack the machine and check the components
The components included in the box may differ depending on your country. Remove the protective tape
and lm covering the machine. Open the Front Cover and Roller Cover, and then remove the protective
tape.
Prepare your machine
• This product is packaged in a plastic bag. To avoid suffocation, keep
plastic bags away from babies and children. Do not use the bag in
cribs, beds, carriages, or playpens. The bag is not a toy.
• Use only the AC Adapter supplied with this product.
1
2
Automatic Document
Feeder (ADF)
AC Adapter
USB Interface
Cable
WARNING
Select your language (ADS-3300W/ADS-4700W/ADS-4900W only)
Press [Settings] > [Initial Setup] > [Local Language] and select your language. Press .
3
Attach the Automatic
Document Feeder (ADF)
rmly until it locks into place.
Connect the AC Adapter. Extend the trays.
The latest manuals are available at the Brother support website: support.brother.com/manuals.
Quick Setup
Guide/Product
Safety Guide
We recommend saving the original packaging in case you must ship
your machine.
NOTE
When loading a document, always fan the paper and align its edges before loading it into the Automatic Document
Feeder (ADF).
NOTE
For Network Users
Best practice is to congure a unique admin password for any network
device.
Your machine’s default password is on the back of the machine
(the eight-digit character string marked “Pwd”). We recommend
changing this default password immediately in order to use network
tools/utilities securely.
Unless otherwise specied, illustrations in this guide show the ADS-4300N.
1

2
Manual Wireless Setup (ADS-3300W/ADS-4700W/ADS-4900W only)
If you do not have a computer connected to the network or if you cannot connect your machine using your computer, try to set up the
connection manually.
1. Press
> [Find Wi-Fi
Network] > [Yes].
2. Select the SSID
(Network Name).
Enter the Network Key
(Password).
When the wireless setup is
successful, the LCD displays
[Connected].
If you cannot nd your SSID or
Network Key, ask your network
administrator or wireless access
point/router manufacturer.
NOTE
• If setup is not successful, restart your machine
and the wireless access point/router, and then
repeat these steps.
• If using a computer, go back to
A
to install
software.
Using your scanner with your computer or mobile device
A
Visit setup.brother.com to download and
install Brother software.
Follow the on-screen
instructions to continue
installation.
Finish
setup.brother.com
When nished, restart your computer.
• To check for the latest rmware, visit
support.brother.com/up7.
• If not successful, try to set up the
connection manually.
For detailed scanning instructions, see
the Online User’s Guide at support.
brother.com/manuals.
For Mac: Visit support.brother.com/mac to
download Brother software.
If setup is not successful, visit support.brother.com for FAQs, Troubleshooting, and manuals. For product specications,
see the Online User’s Guide.
NOTE
Using your scanner as a standalone device (ADS-3300W/ADS-4300N/ADS-4700W/
ADS-4900W only)
B
Connect your machine to your network using a network cable (purchased separately) or via Wi-Fi
®
.
You can set up your Wi-Fi connection either using the machine's control panel or using your computer.
Connect your machine and install software
Select your preferred scanning method and choose your connection method.
4
LED Indications (ADS-3100/ADS-4300N only)
Off
Lit
Blinking
Machine Status
Ready
(Blinking slowly)
Sleep
Error Status
• Document Jam
• Pick Up Document Error
• Front Cover Open
• Multifeed Detection Error
(ADS-4300N only)
• Access Error
• Scheduled Maintenance
Notication
• Pick Up Roller
Replacement Notication
For more information about troubleshooting your machine, see the Online User’s Guide.
For Mobile Devices:
• Set up the connection
manually.
• You can also connect
to your machine if it
is connected to your
router/access point
using a LAN cable. For
more information, see
the Online User's Guide.

3
Failure to follow these instructions may result in
an increased risk of personal injury or damage to
property, including through re, electrical shock,
burns, or suffocation.
Symbols and conventions
used in the documentation
The following symbols and conventions are used
throughout the documentation.
WARNING
WARNING indicates a potentially hazardous situation
which, if not avoided, could result in death or serious
injuries.
CAUTION
CAUTION indicates a potentially hazardous situation
which, if not avoided, may result in minor or moderate
injuries.
IMPORTANT
IMPORTANT indicates a potentially hazardous situation
which, if not avoided, may result in damage to property
or loss of product functionality.
NOTE
Notes tell you how you should respond to a situation that
may arise or give tips about how the operation works
with other features.
Prohibition icons indicate actions that must not
be performed.
This icon indicates that ammable sprays may
not be used.
This icon indicates that organic solvents, alcohol,
or other liquids may not be used.
Electrical Hazard icons alert you to possible
electrical shock.
Fire Hazard icons alert you to the possibility of
re.
Unplug icons indicate that you should unplug the
machine.
(ADS-3300W/ADS-4700W/ADS-4900W only)
Courier New
Text in Courier New font
identies messages on the
LCD of the machine.
Follow all warnings and instructions marked on the
machine.
The illustrations in this guide show the
ADS-4300N.
NOTE
Compilation and Publication
Under the supervision of Brother Industries, Ltd., this
manual has been compiled and published, covering
the latest product descriptions and specications.
The contents of this manual and the specications of
this product are subject to change without notice.
Brother reserves the right to make changes without
notice in the specications and materials contained
herein and shall not be responsible for any damages
(including consequential) caused by reliance on
the materials presented, including but not limited
to typographical and other errors relating to the
publication.
Choosing a location
Place your machine and AC Adapter (hereinafter
collectively referred to as “the unit”) on a at,
level, stable surface that is free of vibration and
shocks, such as a desk. Choose a location where
the temperature remains between 41°F and 95°F
(5°C and 35°C) and the humidity is between 20% to
80% (without condensation).
Product Safety Guide

Product Safety Guide
4
WARNING
The unit should be connected to an AC
power source within the range indicated on
Specications in the Online User’s Guide.
DO NOT connect it to a DC power source or
inverter. Doing this might cause an electrical
shock or a risk of re. If you are not sure what
kind of power source you have, contact a
qualied electrician.
This product must be installed near an AC power
outlet that is easily accessible. In case of an
emergency, you must unplug the AC Adapter
from the AC power outlet to shut off the power
completely.
DO NOT expose the unit to direct sunlight,
excessive heat, open ames, corrosive gasses,
moisture or dust.
DO NOT place the unit on a carpet or rug, as
this will expose it to dust. Exposing the unit to
dust may create a risk of an electrical short or
re. It may also damage the unit and/or render it
inoperable.
DO NOT place the unit near heaters, air
conditioners, electric fans, refrigerators, radiators,
or water. Doing so may create the risk of a short
circuit or re should water come into contact with
the unit (including condensation from heating, air
conditioning, and/or ventilation equipment that
may be sufcient to create a short circuit or re).
• Brother cannot accept any nancial or other
responsibilities that may be the result of
your use of this information, including direct,
special or consequential damages. There are
no warranties extended or granted by this
document.
• This machine has been certied to comply
with FCC standards, which are applied to the
USA only.
IMPORTANT
DO NOT place the unit near chemicals or in a
place where chemicals could be spilled on it.
Should chemicals come into contact with the
unit, there may be a risk of re or electrical
shock. In particular, organic solvents or liquids
such as benzene, paint thinner, polish remover,
or deodorizer may melt or dissolve the plastic
cover and/or cables, resulting in a risk of re or
electrical shock. These or other chemicals may
also cause the unit to malfunction or become
discolored.
The product should be placed so as not to
come into contact with any wall or other device.
Otherwise, it could create a risk of overheating
and/or re. Clearance is needed between the
product and the wall.
CAUTION
Avoid placing the unit in a high-trafc area. If you
must place it in a high-trafc area, ensure that
the unit is in a safe location where it cannot be
accidentally knocked over, which could cause injury
to you or others and serious damage to the unit.
Ensure that cables and cords leading to the unit
are secured so as not to pose a tripping hazard.
Make sure that no part of the unit protrudes
from the desk or stand where the unit is located.
Make sure that the unit is located on a at, level,
and stable surface free from vibration. Failure
to observe these precautions could cause the
unit to fall, causing injury to you or to others and
serious damage to the unit.
• DO NOT place your machine next to sources
of interference, such as speakers or the base
units of non-Brother cordless telephones.
Doing so may interfere with the operation of
the machine’s electronic components.
• DO NOT connect the unit to an AC power outlet
controlled by wall switches or automatic timers.
Disruption of power can delete information from
the machine’s memory, and repeated cycling of
the power can damage the unit.
IMPORTANT

Product Safety Guide
5
To use the unit safely
WARNING
ELECTRICAL HAZARDS
Failure to follow the warnings in this section may
create the risk of an electrical shock. In addition,
you could create the risk of an electrical short,
which may create the risk of a re.
There are high-voltage electrodes inside
the unit. Before you access the inside of the
machine, including for routine maintenance such
as cleaning, make sure you have unplugged
the AC Adapter from the AC power outlet and
that you have unplugged any Ethernet cables
(Network models only) from the machine.
(Example for USA)
DO NOT push objects of any kind into the unit
through slots or openings in the machine, as they
may touch dangerous voltage points or short out
parts.
DO NOT continue using the unit if it has been
dropped or the machine has been damaged.
Instead, unplug the unit from the power outlet and
contact Brother Authorized Service Personnel.
If water, other liquids, or metal objects get inside
the unit, immediately unplug the unit from the
AC power outlet and contact Brother Authorized
Service Personnel.
Power Cord Safety:
• Use only the power cord supplied with this
product.
• DO NOT allow anything to rest on the power
cord.
• DO NOT place the unit where people can walk
on the cord.
• DO NOT place the unit in a position where the
cord is stretched or strain is otherwise put on
the cord, as it may become worn or frayed.
• DO NOT use the unit or handle the cord if the
cord has become worn or frayed. If the cord
has become worn or frayed, unplug the unit
but DO NOT touch the damaged/frayed part.
• Brother strongly recommends that you
DO NOT use any type of extension cord.
AC Adapter Safety
Only use the supplied AC Adapter with the unit.
Only plug the AC Adapter into a power outlet
with voltage that is within the range indicated on
Specications in the Online User’s Guide. Failure
to do so may result in injury to yourself or others,
or damage to the machine or other property.
Brother does not assume any responsibility for
any damage resulting from using an AC Adapter
other than the one specied.
DO NOT use a damaged AC Adapter.
DO NOT place heavy objects on, damage, or
modify the AC Adapter.
DO NOT forcibly bend or pull the cord of the
AC Adapter.
DO NOT drop, hit, or otherwise damage the
AC Adapter.
DO NOT use or touch the unit during a
thunderstorm when the AC Adapter is plugged in.
There may be a remote risk of electrical shock
from lightning when the machine is used during
a thunderstorm.
When disconnecting the AC Adapter from the
machine or from the power outlet, always hold
the connector, not the cable, and pull rmly.
Failure to do so may result in exposed or broken
power cord wires and/or create a risk of re,
or electrical shock.

Product Safety Guide
6
Make sure that one end of the AC Adapter is
rmly plugged into a standard power outlet and
the other end is rmly plugged into the adapter
block. Do not use an outlet that is loose. If the
AC Adapter is not completely plugged into the
power outlet and adapter block, the adapter may
become hot and/or catch re.
(Example for USA)
DO NOT exceed the rated input or output listed
on the rated label on the AC Adapter.
DO NOT connect the supplied AC Adapter
to other products.
FIRE HAZARDS
Failure to follow the warnings in this section may
create the risk of a re.
When cleaning the inside or outside of the unit,
DO NOT use ammable substances, any type
of spray, any organic solvent, alcohol, ammonia,
or any liquid that contains alcohol or ammonia.
Doing this may cause a risk of re or electrical
shock.
Do not disassemble or modify the unit, otherwise
re or electrical shock may result. If the unit
requires repair, contact Brother Authorized
Service Personnel.
If the unit becomes hot, releases smoke, or
generates any strong smells, immediately
unplug the unit from the power outlet and call
Brother Customer Service.
DO NOT touch the AC Adapter or handle the plug
with wet hands.
(Example for USA)
CAUTION
DO NOT put pressure or weight on the unit
or use it for any purpose beyond its intended
purpose.
Wait until pages have exited the machine before
taking them out, or you could cause injury to your
ngers by trapping them in a roller.
To avoid cutting yourself, do not slide or scrape
your hand or ngers along the edge of the
Carrier Sheet (not included).
Some areas of the machine can cause injury if
the Cover (shaded area shown) is closed with
force. Be careful when placing your hand in or
near the shaded area.

Product Safety Guide
7
DO NOT carry the machine by holding the
Automatic Document Feeder (ADF). Doing this may
cause the Automatic Document Feeder (ADF) to
detach from the machine. Only carry the machine
by placing your hands under the entire machine.
When multiple devices, including this product, are
connected to a computer using USB cables, you
may feel an electric charge when you touch metal
parts of the product.
If you do not intend to use the unit for an
extended period of time, disconnect the
AC Adapter from the power outlet.
DO NOT swing the AC Adapter around or play
with it. Doing so may result in injury to yourself or
others.
Use caution when operating the machine
to prevent clothing (particularly sleeves,
neckties, etc.), hair, or accessories from being
drawn into the machine, otherwise injury may
result. In the event that an object is drawn
into the machine, immediately disconnect the
machine from the power source.
WARNING
• Disruption of power can wipe out information
in the machine’s memory.
• DO NOT put objects on top of the unit.
• If the machine does not operate normally
when the operating instructions are followed,
adjust only those controls that are covered
by the operating instructions. Improper
adjustment of other controls may result in
damage or minor exposure to electromagnetic
waves and will often require extensive work by
a qualied technician to restore the machine
to normal operation.
• A distinct change in the machine’s performance
may indicate a need for service.
• (Touchscreen models only)
DO NOT touch the touchscreen while the
machine is booting up. Doing this may cause
an error.
IMPORTANT
DO NOT attempt to service the unit yourself because
disassembling the unit may expose you to dangerous
voltage points and other risks and may void your
warranty. Refer all servicing to a Brother Authorized
Service Center. For the location of your nearest
Brother Authorized Service Center, please call:
In USA: 1-877-BROTHER (1-877-276-8437)
Regulation
WARNING
This product must be installed near an
AC power outlet that is easily accessible. In
case of an emergency, you must unplug the
AC Adapter from the AC power outlet to shut
off the power completely.
• Brother cannot accept any nancial or other
responsibilities that may be the result of
your use of this information, including direct,
special or consequential damages. There are
no warranties extended or granted by this
document.
• This machine has been certied to comply
with FCC standards, which are applied to the
USA only.
IMPORTANT
Important Safety
Instructions

Product Safety Guide
8
Responsible Party: Brother International Corporation
200 Crossing Boulevard
Bridgewater, NJ 08807-0911 USA
TEL: (908) 704-1700
declares, that the products
Product Name: ADS-3100/ADS-3300W/ADS-4300N/
ADS-4700W/ADS-4900W
comply with Part 15 of the FCC Rules. Operation
is subject to the following two conditions: (1) This
device may not cause harmful interference, 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 a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against
harmful interference in a residential installation. This
equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in
accordance with the instructions, 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 to correct the interference by one or more of the
following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment
and receiver.
Connect the equipment to an outlet on a circuit
different from that to which the receiver is
connected.
Consult with an experienced radio/TV
technician for help.
(Wireless network models only)
This transmitter must not be co-located or
operated in conjunction with any other antenna
or transmitter.
• Changes or modications not expressly
approved by Brother Industries, Ltd. could void
the user’s authority to operate the equipment.
• A shielded interface cable should be used
to ensure compliance with the limits for a
Class B digital device.
IMPORTANT
Federal Communications
Commission (FCC)
Supplier’s Declaration
of Conformity (USA only)
Compliance with FCC requirement
15.407(c) (ADS-4900W only)
Data transmission is always initiated by software,
which is the passed down through the MAC, through
the digital and analog baseband, and nally to
the RF chip. Several special packets are initiated
by the MAC. These are the only ways the digital
baseband portion will turn on the RF transmitter,
which it then turns off at the end of the packet.
Therefore, the transmitter will be on only while one
of the aforementioned packets is being transmitted.
In other words, this device automatically discontinue
transmission in case of either absence of information
to transmit or operational failure.
Frequency Tolerance: ±20ppm
This device complies with Industry Canada’s
licenceexempt RSSs. Operation is subject to the
following two conditions: (1) this device may not
cause interference, and (2) this device must accept
any interference, including interference that may
cause undesired operation of the device.
Le present appareil est conforme aux CNR
d’Industrie Canada applicables aux appareils radio
exempts de licence. L’exploitation est autorisee
aux deux conditions suivantes : (1) l’appareil ne
doit pas produire de brouillage, et (2) l’utilisateur de
l’appareil doit accepter tout brouillage radioelectrique
subi, meme si le brouillage est susceptible d’en
compromettre le fonctionnement.
For indoor use only (5150 MHz - 5350 MHz)
(ADS-4900W only)
Pour usage intérieur seulement (5150 MHz - 5350 MHz)
(ADS-4900W uniquement)
These machines are made for use in the USA and
Canada only. We cannot recommend using them
overseas because the power requirements of your
machine may not be compatible with the power
available in foreign countries. Using USA or Canada
models overseas is at your own risk and may void
your warranty.
Industry Canada
Compliance Statement
(Canada only)
For use in the USA or
Canada only

Product Safety Guide
9
LAN connection
(Models with wired LAN
function only)
CAUTION
DO NOT connect this product to a LAN
connection that is subject to over-voltages.
International ENERGY
STAR
®
Qualication
Statement (USA and
Canada only)
The purpose of the International ENERGY STAR
®
Program is to promote the development and
popularization of energy-efcient equipment.
As an ENERGY STAR
®
Partner, Brother Industries, Ltd.
has determined that this product meets the ENERGY
STAR
®
specications for energy efciency.
RF Exposure Notice
(USA or Canada only)
(Wireless models only)
This equipment complies with FCC/IC radiation
exposure limits set forth for an uncontrolled
environment and meets the FCC radio frequency
(RF) Exposure Guidelines and RSS-102 of the
IC radio frequency (RF) Exposure rules. This
equipment should be installed and operated keeping
the radiator at least 20 cm or more away from
person’s body.
Cet équipement est conforme aux limites
d’exposition aux rayonnements énoncées pour
un environnement non contrôlé et respecte les
lignes directrices d’exposition aux fréquences
radioélectriques (RF) de la FCC et les règles
d’exposition aux fréquences radioélectriques (RF)
CNR-102 de l’IC. Cet équipement doit être installé
et utilisé en gardant une distance de 20 cm ou plus
entre le radiateur et le corps humain.
Wireless connection
(Mexico only)
(Wireless models only)
The operation of this equipment is subject to the
following two conditions:
(1) it is possible that this equipment or device
may not cause harmful interference, and (2) this
equipment or device must accept any interference,
including interference that may cause undesired
operation.
Trademarks
Mac is a trademark of Apple Inc., registered in the
U.S. and other countries.
Wi-Fi is a registered trademark of Wi-Fi Alliance
®
.
Each company whose software title is mentioned
in this manual has a Software License Agreement
specic to its proprietary programs.
Any trade names and product names of companies
appearing on Brother products, related documents
and any other materials are all trademarks
or registered trademarks of those respective
companies.
Copyright and License
© 2021 Brother Industries, Ltd. All rights reserved.

Product Safety Guide
10
Legal Limitations for Copying
or Scanning
Color reproductions of certain documents are illegal
and may result in either criminal or civil liability.
The listing below is intended to be a guide rather
than a complete listing of every possible prohibition.
In case of doubt, we suggest that you consult with
the appropriate authority or advisor with regard to
the specic document.
The following documents issued by the United
States/Canadian Government or any of its Agencies,
States, Territories, or Provinces may not be copied
or scanned.
• Money
• Bonds or other certicates of indebtedness
• Certicates of Deposit
• Internal Revenue Stamps (canceled
or uncanceled)
• Selective Service or draft papers
• Passports
• United States/Canadian Postage Stamps
(canceled or uncanceled)
• Food Stamps
• Immigration Papers
• Checks or drafts drawn by Governmental
agencies
• Identifying badges or insignias
• Licenses and Certicates of Title to motor
vehicles, under certain State/Provincial law
Copying or Scanning copyrighted works may be
regulated by Federal, State, or local law. For more
information, consult an appropriate authority or
advisor.
To request a printed version
of the Online User’s Guide,
please contact us at:
Chile and Bolivia:
Tel: 800-541-000 / Email: info@brother.cl
Peru:
Tel: 0800-00-066 / Email: info@brother.com.pe
Mexico:
Tel: 01-800-759-6000 / 01-800-759-8000
URL: www.brother.com.mx
Argentina, Paraguay and Uruguay:
In Argentina: www.brother.com.ar
In Paraguay: www.brother.com.py
In Uruguay: www.brother.com.uy
Other countries in Latin America and the
Caribbean:
Tel: 888-800-7303* (Eastern Standard Time, USA.)
Email: CALASales@brother.com
* AT&T USADirect
®
Service is not available in all
locations. Calling this number may incur charges.
Contact your local telephone company for more
information.
Disclaimer
Brother disclaims any warranties with respect to
avoidance, mitigation or non-occurrence of any
breakdowns, malfunctions, system crashes, hang-
ups, virus infections, damage and disappearances
of data, and any other kind of errors by using
this product. AS LONG AS PERMITTED BY
APPLICABLE LAWS, BROTHER WILL NOT
BE LIABLE FOR ANY LOST REVENUES
OR INDIRECT, SPECIAL, INCIDENTAL,
CONSEQUENTIAL, EXEMPLARY, OR PUNITIVE
DAMAGES OF THE CUSTOMERS OR ANY OTHER
THIRD PARTY.

