Brother MFC 9420CN User Manual

							A - 1
A
Standard telephone and FCC 
Notices
These notices are in effect on 
models sold and used in the 
United States only.
When programming emergency numbers 
or making test calls to emergency 
numbers:
■Remain on the line and briefly explain to the 
dispatcher the reason for the call before 
hanging up.
■Perform these activities in the off-peak hours, 
such as early morning or late evening.
This equipment complies with Part 68 of the FCC 
rules and the requirements adopted by the ACTA. 
On the backside of this equipment is a label that 
contains, among other information, a product 
identifier in the format US: AAAEQ##TXXXX. If 
requested, this number must be provided to the 
telephone company.
You may safely connect this equipment to the 
telephone line by means of a standard modular 
jack, USOC RJ11C.
A plug and jack used to connect this equipment to 
the premises wiring and telephone network must 
comply with the applicable FCC Part 68 rules and 
requirements adopted by the ACTA. A compliant 
telephone cord and modular plug is provided with 
this product. It is designed to be connected to a 
compatible modular jack that is also compliant. 
See installation instructions for details.The REN is used to determine the number of 
devices that may be connected to a telephone line. 
Excessive RENs on a telephone line may result in 
the devices not ringing in response to an incoming 
call. In most but not all areas, the sum of RENs 
should not exceed five (5.0). To be certain of the 
number of devices that may be connected to a line, 
as determined by the total RENs, contact the local 
telephone company. For products approved after 
July 23, 2001, the REN for this product is part of 
the product identifier that has the format 
US:AAAEQ##TXXXX.The digits represented by 
## are the REN without a decimal point (e.g., 06 is 
a REN of 0.6). For earlier products, the REN is 
separately shown on the label.
If this equipment causes harm to the telephone 
network, the telephone company will notify you in 
advance that temporary discontinuance of service 
may be required. But if advance notice isn’t 
practical, the telephone company will notify the 
customer as soon as possible. Also, you will be 
advised of your right to file a complaint with the 
FCC if you believe it is necessary.
The telephone company may make changes in its 
facilities, equipment, operations or procedures that 
could affect the operation of the equipment. If this 
happens the telephone company will provide 
advance notice in order for you to make necessary 
modifications to maintain uninterrupted service.
If trouble is experienced with this equipment, for 
repair or warranty information, please contact 
Brother Customer Service. (See Brother numbers 
on page i.) If the equipment is causing harm to the 
telephone network, the telephone company may 
request that you disconnect the equipment until 
the problem is resolved.
Connection to party line service is subject to state 
tariffs. Contact the state public utility commission, 
public service commission or corporation 
commission for information.
If your home has specially wired alarm equipment 
connected to the telephone line, ensure the 
installation of this equipment does not disable your 
alarm equipment. If you have questions about 
what will disable alarm equipment, call your 
telephone company or a qualified installer.
If you are not able to solve a problem with your 
machine, call Brother Customer Service. (See 
Brother numbers on page i.)
Important information
 
						

							Important information
A - 2
A Federal Communications 
Commission (FCC) 
Declaration of Conformity 
(USA only)
Responsible Party:
Brother International Corporation
100 Somerset Corporate Boulevard
Bridgewater, NJ 08807-0911 USA
TEL: (908) 704-1700
declares, that the products
Product Name: MFC-9420CN
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 into an outlet on a 
circuit different from that to which the receiver 
is connected. 
■Call the dealer or an experienced radio/TV 
technician for help. 
Important
Changes or modifications not expressly approved 
by Brother Industries, Ltd. could void the user’s 
authority to operate the equipment.
Important - about the interface cable
A shielded interface cable should be used to 
ensure compliance with the limits for a Class B 
digital device.
WARNING
■For protection against the risk of electrical 
shock, always disconnect all cables from 
the wall outlet before servicing, modifying 
or installing the equipment.
■This equipment may not be used on coin 
service lines provided by the telephone 
company or connected to party lines.
■Brother cannot accept any financial 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 certified to comply 
with FCC standards, which are applied to 
the USA only. A grounded plug should be 
plugged into a grounded AC power outlet 
after checking the rating of the local power 
supply for the machine to operate properly 
and safely.
 
						

							Chapter A
A - 3
Industry Canada Compliance 
Statement (Canada only) 
This Class B digital apparatus complies with 
Canadian ICES-003. 
Cet appareil numérique de la classe B est 
conforme à la norme NMB-003 du Canada.
For your safety
To ensure safe operation the supplied 
three-pin plug must be inserted only into a 
standard three-pin AC power outlet  that is 
effectively grounded through the normal 
household or office wiring.
The fact that the equipment operates 
satisfactorily does not imply that the power is 
grounded and that the installation is 
completely safe. For your safety, if in any 
doubt about the effective grounding of the 
power, consult a qualified electrician.
Disconnect device
This product must be installed near an AC power 
outlet that is easily accessible. In case of 
emergencies, you must disconnect the power cord 
from the AC power outlet to shut off power 
completely.
LAN connection
Laser safety
This equipment is certified as a Class 1 laser 
product under the U.S. Department of Health and 
Human Services (DHHS) Radiation Performance 
Standard according to the Radiation Control for 
Health and Safety Act of 1968. This means that the 
equipment does not produce hazardous laser 
radiation.
Since radiation emitted inside the equipment is 
completely confined within protective housings 
and external covers, the laser beam cannot 
escape from the machine during any phase of user 
operation.
CAUTION
Do not connect this product to a LAN 
connection that is subject to over-voltages.
 
						

							Important information
A - 4
A
FDA regulations
U.S. Food and Drug Administration (FDA) has 
implemented regulations for laser products 
manufactured on and after August 2, 1976. 
Compliance is mandatory for products marketed in 
the United States. The following label on the back 
of the machine indicates compliance with the FDA 
regulations and must be attached to laser products 
marketed in the United States.
Important safety instructions
1Read all of these instructions.
2Save them for later reference.
3Follow all warnings and instructions marked 
on the product.
4Unplug this product from the wall outlet 
before cleaning inside of the machine. Do 
not use liquid or aerosol cleaners. Use a 
damp cloth for cleaning.
5Do not place this product on an unstable 
cart, stand, or table. The product may fall, 
causing serious damage to the product.
6Slots and openings in the cabinet and the 
back or bottom are provided for ventilation; 
to ensure reliable operation of the product 
and to protect it from overheating, these 
openings must not be blocked or covered. 
The openings should never be blocked by 
placing the product on a bed, sofa, rug, or 
other similar surface. This product should 
never be placed near or over a radiator or 
heater. This product should never be placed 
in a built-in installation unless proper 
ventilation is provided.
7This product should be connected to an AC 
power source within the range indicated on 
the rating label. Do NOT connect it to a DC 
power source. If you are not sure, contact a 
qualified electrician.
8This product is equipped with a 3-wire 
grounded plug. This plug will only fit into a 
grounded power outlet. This is a safety 
feature. If you are unable to insert the plug 
into the outlet, call your electrician to replace 
your obsolete outlet. Do not defeat the 
purpose of the grounded plug.
9Use only the power cord supplied with this 
machine. MANUFACTURED:
Brother Industries, Ltd., 
15-1 Naeshiro-cho Mizuho-ku Nagoya, 
467-8561 Japan
This product complies with FDA radiation 
performance standards, 21 CFR subchapter J.
WARNING
Use of controls, adjustments or performance of 
procedures other than those specified in this 
manual may result in hazardous invisible 
radiation exposure.
Internal laser radiation
Max. Radiation Power 5 mW
Wave Length 780 - 800 nm
Laser Class Class 3B
 
						

							Chapter A
A - 5
0Do not place anything on top of the power 
cord including this machine. Do not allow the 
power cord to be stepped on.
AIf an extension cord is used with this product, 
make sure that the total ampere ratings on 
the products plugged into the extension cord 
do not exceed the extension cord ampere 
rating. Also, make sure that the total of all 
products plugged into the AC power outlet 
does not exceed 15 amperes (USA only).
BDo not place anything in front of the machine 
that will block received faxes. Do not place 
anything in the path of received faxes.
CWait until pages have exited the machine 
before picking them up.
DNever push objects of any kind into this 
product through cabinet slots, since they 
may touch dangerous voltage points or short 
out parts resulting in the risk of fire or electric 
shock. Never spill liquid of any kind on the 
product. Do not attempt to service this 
product yourself because opening or 
removing covers 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: 1-800-284-4357 
In Canada: 1-877-BROTHER. 
(See Brother numbers on page i.)
EUnplug this product from the AC power outlet 
and refer all servicing to Brother Authorized 
Service Personnel under the following 
conditions: 
 When the power cord is damaged or 
frayed.
 If liquid has been spilled into the product.
 If the product has been exposed to rain or 
water.
 If the product 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 and will often require 
extensive work by a qualified technician to 
restore the product to normal operation.
 If the product has been dropped or the 
cabinet has been damaged.
 If the product exhibits a distinct change in 
performance, indicating a need for service.
FTo protect your product against power 
surges, we recommend the use of a power 
protection device (Surge Protector).
GTo reduce the risk of fire, electric shock and 
injury to people, note the following:
 Do not use this product near appliances 
that use water, a swimming pool or in a wet 
basement.
 Do not use the machine during an 
electrical storm (there is the remote 
possibility of an electrical shock) or to 
report a gas leak in the vicinity of the leak.
 Do not dispose of batteries in a fire. They 
may explode. Check with local codes for 
possible special disposal instructions.
HCaution - To reduce the risk of fire, use only 
a No.26 AWG or larger telecommunication 
line cord.
 
						

							Important information
A - 6
A
Choosing a location
Place your machine on a flat, stable surface that is free of vibration and shocks. Put the machine 
near a telephone wall jack and a standard, grounded AC power outlet. Choose a location where 
the temperature remains between 50°F and 90.5°F (10°C and 32.5°C) and the humidity is 
between 20% to 80% (without condensation).
The following figure details the recommended area around the machine for proper ventilation, 
operation and maintenance.
CAUTION
■Avoid placing your machine in a high-traffic area.
■Do not place the machine near heaters, air conditioners, refrigerators, water, chemicals or 
devices that contain magnets or generate magnetic fields.
■Do not expose the machine to direct sunlight, excessive heat, open flames, salty or 
corrosive gasses, moisture, or dust.
■Do not connect your machine to an AC power outlet controlled by wall switches or automatic 
timers.
■Disruption of power can wipe out information in the machine’s memory.
■Do not connect your machine to an AC power outlet on the same circuit as large appliances 
or other equipment that might disrupt the power supply.
■Avoid interference sources, such as speakers or the base units of cordless phones.
■Do not put objects on top of the machine.
Back
Front14 in. (35 cm)
8 in. (20 cm)
28 in. (70 cm)20 in. (50 cm)
 
						

							Chapter A
A - 7
To use the machine safely
Please keep these instructions for later reference and read them before attempting any 
maintenance.
WARNING
There are high voltage electrodes inside the machine. 
Before you clean the inside of the machine, make sure you 
have unplugged the telephone line cord first and then the 
power cord from the AC power outlet.
Do not handle the plug with wet hands. Doing this might 
cause an electrical shock.
The fusing unit becomes extremely hot during 
operation. Wait until it has cooled down 
sufficiently before replacing consumable 
items.
The fusing unit is marked with a caution label. 
Please do not remove or damage the label.
To prevent injuries, be careful 
not to put your hands on the edge 
of the machine under the 
document cover or scanner unit.
 
						

							Important information
A - 8
A
■To prevent injuries, be careful not to 
put your fingers in the area shown in 
the illustrations.
■Do not use a vacuum cleaner to clean up scattered toner. Doing this might cause the toner 
dust to ignite inside the vacuum cleaner, potentially starting a fire. Please carefully clean 
the toner dust with a clean dry soft, lint-free cloth and dispose of it according to local 
regulations.
■Do not use flammable substances near the machine. Doing this might cause a fire or 
electrical shock.
■If the machine becomes hot, blows smoke, or generates obscure odor, immediately turn off 
the power switch and unplug the machine from the AC power outlet. Call your Brother 
dealer or Brother Customer Service.
■If metal objects, water or other liquids get inside the machine, immediately turn off the power 
switch and unplug the machine from the AC power outlet. Call your Brother dealer or 
Brother Customer Service.
■Do not put consumable items such as the toner cartridges and the waste toner pack into a 
fire. Some consumable items can be flammable under certain conditions.
■Do not look directly at the laser beam light. It might cause damage to your eyesight. Do not 
remove or break open the machines safety interlocks.
■Do not run the machine with the inside cover, front cover and back covers open and the 
interlocks removed.
WARNING
 
						

							Chapter A
A - 9
WARNING
■This machine is heavy and weighs approximately 76.7 lb 
(34.8 kg). To prevent injuries, use at least two people to lift the 
machine. Be careful not to trap your fingers when you set the 
machine back down.
■When you lift the machine make sure you use the handholds at 
the bottom four corners of the machine. Keep the machine 
horizontal when you carry it.
■Use caution when installing or modifying telephone lines. Never touch telephone wires or 
terminals that are not insulated unless the telephone line has been disconnected at the wall 
jack. Never install telephone wiring during a lightning storm. Never install a telephone wall 
jack in a wet location.
■This product must be installed near an AC power outlet that is easily accessible. In case of 
an emergency, you must disconnect the power cord from the AC power outlet to shut off the 
power completely.
■To reduce the risk of shock or fire, use only a No. 26 AWG or larger telecommunication line 
cord.
CAUTION
Lightning and power surges can damage this product! We recommend that you use a quality 
surge protection device on the AC power line and on the telephone line, or unplug the cords 
during a lightning storm.
WARNING
IMPORTANT SAFETY INSTRUCTIONS 
When using your telephone equipment, basic safety precautions should always be followed to 
reduce the risk of fire, electric shock and injury to people, including the following:
1. Do not use this product near water, for example, near a bath tub, wash bowl, kitchen sink or 
washing machine, in a wet basement or near a swimming pool.
2. Avoid using this product during an electrical storm. There may be a remote risk of electric 
shock from lightning. 
3. Do not use this product to report a gas leak in the vicinity of the leak.
4. Use only the power cord provided with the machine.
SAVE THESE INSTRUCTIONS
 
						

							Important information
A - 10
A
Trademarks
The Brother logo is a registered trademark of 
Brother Industries, Ltd.
Brother is a registered trademark of Brother 
Industries, Ltd.
Multi-Function Link is a registered trademark 
of Brother International Corporation.
© 2004-2005 Brother Industries, Ltd. All 
rights reserved.
Windows and Microsoft are registered 
trademarks of Microsoft in the U.S. and other 
countries.
Macintosh and TrueType are registered 
trademarks of Apple Computer, Inc.
PaperPort and OmniPage OCR are 
registered trademarks of ScanSoft, Inc.
Presto! PageManager is a registered 
trademark of NewSoft Technology 
Corporation.
Each company whose software title is 
mentioned in this manual has a Software 
License Agreement specific to its proprietary 
programs.
All other brand and product names 
mentioned in this User’s Guide, the 
Software User’s Guide, and the Network 
User’s Guide are registered trademarks of 
their respective companies.