Brother MFC 9840CDW User Manual

							Safety and legal
99
A
Important informationA
Safety precautionsA
Please read these instructions before attempting any maintenance, and keep them for later 
reference. When using your telephone equipment, follow basic safety precautions to reduce the 
risk of fire, electric shock or personal injury.
„DO NOT use this product near water, or in a damp environment.
„Avoid using this product during an electrical storm. There may be a remote risk of electric 
shock from lightning.
„We DO NOT advise using an extension lead.
„Never install telephone wiring during a lightning storm. Never install a telephone wall socket in 
a wet location. 
„If any cables become damaged, disconnect your machine, and contact your Brother dealer.
„DO NOT place any objects on the machine, or obstruct the air vents.
„This product should be connected to an adjacent grounded 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.
„DO NOT dispose of batteries in a fire. They may explode. Check with local codes for possible 
special disposal instructions.
WARNING 
Before cleaning the inside of the machine, first 
unplug the telephone line cord, and then the power 
cord from the electrical socket.
 
DO NOT handle the plug with wet hands. Doing 
this might cause an electrical shock.
 
Always make sure the plug is fully inserted.
 
						

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After you have just used the machine, some 
internal parts of the machine will be extremely hot. 
When you open the front or back cover of the 
machine, DO NOT touch the shaded parts shown 
in the illustration.
 
The fuser unit is marked with a caution label. 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 as shown in the illustration.
 
To prevent injuries, DO NOT put your fingers in the 
area shown in the illustration.
 
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 dry, lint-free cloth and dispose of it according to local regulations.
 
						

							Safety and legal
101
A
 
IEC60825-1+A2:2001 SpecificationA
This machine is a Class 1 laser product as defined in IEC60825-1+A2:2001 specifications. The 
label shown below is attached in countries where required.
Laser DiodeA
Wave length: 780 - 800 nm
Output: 30 mW max.
Laser Class: Class 3B
WARNING 
Use of controls, adjustments or performance of procedures other than those specified in this 
manual may result in hazardous radiation exposure.
 
If moving your machine, use the handholds 
provided. First making sure to disconnect any 
cables. To prevent injuries when moving or lifting 
this machine, make sure to use at least two people.
 
DO NOT use flammable substances or any type of spray to clean the inside or outside of the machine. 
Doing this may cause a fire or electrical shock. Refer to Routine maintenanceon page 149 for how to 
clean the machine.
 
This machine has a Class 3B Laser Diode which emits invisible 
laser radiation in the Scanner Unit. The Scanner Unit should not 
be opened under any circumstances. 
 
						

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Disconnect deviceA
This product must be installed near an electrical socket that is easily accessible. In case of 
emergencies, you must disconnect the power cord from the electrical socket to shut off the power 
completely.
Wiring information (U.K. only)A
If you need to replace the plug fuse, fit a fuse that is approved by ASTA to BS1362 with the same 
rating as the original fuse.
Always replace the fuse cover. Never use a plug that does not have a cover. If in any doubt, call 
a qualified electrician.
Warning - This printer must be earthed.A
The wires in the mains lead are coloured in line with the following code:
„Green and Yellow: Earth
„Blue: Neutral
„Brown: Live
LAN connectionA
CAUTION 
DO NOT connect this product to a LAN connection that is subject to over-voltages.
 
Radio interferenceA
This product complies with EN55022 (CISPR Publication 22)/Class B. When connecting the 
machine to a computer, ensure that you use the following interface cables.
A USB cable which must not exceed 2.0 metres in length.
 
						

							Safety and legal
103
A
EU Directive 2002/96/EC and EN50419A
 
This equipment is marked with the above recycling symbol. It means that all the end of the life of 
the equipment, you must dispose of it separately at an appropriate collection point, and not place 
it in the normal domestic unsorted waste stream. This will benefit the environment for all. 
(European Union only)
EU Directive 2006/66/EC - Removing or Replacing the BatteryA
This product incorporates a battery that is designed to last for the lifetime of the product. It is not 
to be replaced by the user. It should be removed as part of the machine recycling process at the 
end of life and appropriate precautions taken by the recycler.
Important safety instructionsA
1 Read all of these instructions.
2 Save them for later reference.
3 Follow all warnings and instructions marked on the product.
4 Unplug this product from the wall socket before cleaning inside of the machine. DO NOT use 
liquid or aerosol cleaners. Use a damp cloth for cleaning.
5 DO NOT place this product on an unstable cart, stand, or table. The product may fall, causing 
serious damage to the product.
6 Slots and openings in the casing at 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 adequate 
ventilation is provided.
7 This 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.
European 
Union Only
 
						

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8 This 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.
9 Use only the power cord supplied with this machine.
10 DO NOT allow anything to rest on the power cord. DO NOT place this product where people 
can walk on the cord.
11 DO NOT place anything in front of the machine that will block received faxes. DO NOT place 
anything in the path of received faxes.
12 Wait until pages have exited the machine before picking them up.
13 Unplug this product from the power socket and refer all servicing to Brother Authorised 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. Incorrect 
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 casing has been damaged.
„If the product exhibits a distinct change in performance, indicating a need for service.
14 To protect your product against power surges, we recommend the use of a power protection 
device (Surge Protector).
15 To 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.
 
						

							Safety and legal
105
A
Legal limitations for copyingA
It is an offence to make reproductions of certain items or documents with the intent to commit 
fraud. This memorandum is intended to be a guide rather than a complete list. We suggest you 
check with relevant legal authorities if in doubt about a particular item or document.
The following are examples of documents which should not be copied:
„Money
„Bonds or other certificates of indebtedness
„Certificates of Deposit
„Armed Forces Service or Draft papers
„Passports
„Postage Stamps (cancelled or uncancelled)
„Immigration Papers
„Welfare documents
„Cheques or Drafts drawn by Governmental Agencies
„Identification Documents, badges or insignias
„Licences and Certificates of Title to motor vehicles
Copyrighted works cannot be copied. Sections of a copyrighted work can be copied for ‘fair 
dealing’. Multiple copies would indicate improper use.
Works of art should be considered the equivalent of copyrighted works.
 
						

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TrademarksA
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.
Microsoft, Windows and Windows Server are registered trademarks of Microsoft Corporation in 
the U.S. and other countries.
Windows Vista is either a registered trademark or trademark of Microsoft Corporation in the United 
States and/or other countries.
Macintosh and TrueType are registered trademarks of Apple Inc.
PostScript is a registered trademark and PostScript 3 is a trademark of Adobe systems 
Incorporated.
Nuance, the Nuance logo, PaperPort and ScanSoft are trademarks or registered trademarks of 
Nuance Communications, Inc. or its affiliates in the United States and/or other countries.
Presto! PageManager is a registered trademark of NewSoft Technology Corporation.
PictBridge is a trademark.
BROADCOM, SecureEasySetup and the SecureEasySetup logo are trademarks or registered 
trademarks of Broadcom Corporation in the United States and/or other countries.
Java and all Java-based trademarks and logos are trademarks or registered trademarks of Sun 
Microsystems, Inc. in the United States and other countries.
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.
 
						

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B
B
Optional paper trayB
Order Number: LT-100CL
An optional lower tray can be installed, and it 
can hold up to 500 sheets of 80 g/m
2 paper.
When an optional tray is installed, the 
machine can hold up to 800 sheets of plain 
paper. If you want to buy an optional lower 
tray unit, contact your Brother dealer. 
 
Installing the optional paper 
trayB
WARNING 
This machine is heavy. To prevent injuries 
use at least two people to lift the machine. 
Be careful not to pinch your fingers when 
you set the machine down.
 
aTurn off the power switch. Unplug the 
telephone line cord and interface cable, 
and then unplug the power cord from the 
AC electrical socket.
 
bUsing two people, lift the machine 
carefully and place it onto the optional 
lower tray unit, so that the alignment 
pins of the lower tray unit are inserted 
into the guide holes on the bottom of the 
machine as shown.
 
OptionsB
 
						

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cPull the standard paper tray completely 
out of the machine and take the paper 
out of the paper tray.
 
dUsing the screwdriver (1), take out the 
two screws as shown and save them 
(you will need them for step f), and 
then remove the paper tray front (2) 
from the standard paper tray.
 
eFollow the steps below to exchange the 
paper tray front of the standard paper 
tray to the new one (1).
1Carefully lift up and hold the metal 
plate inside the paper tray (2).
2While the metal plate is raised, lift 
the new paper tray front (1) to the 
front of the paper tray. Make sure 
that the blue paper indicator 
lever (3) passes through the 
hole (4).
3Once the paper tray front is 
correctly fitted, let go of the metal 
plate. The blue lever should sit 
underneath the metal plate.
 
fFix the new paper tray front to the 
standard paper tray by putting the two 
screws back in (taken out in d). Then 
put the paper back in the paper tray and 
put the paper tray firmly back into the 
machine.
 
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