Brother DCP-L8400CDN Operating and maintenance manual

Basic User’s Guide
DCP-L8400CDN
DCP-L8450CDW
Not all models are available in all countries.
Version 0
UK/IRE

If you need to contact customer service
Complete the following information for future reference:
Model Number: DCP-L8400CDN / DCP-L8450CDW
(Circle your model number)
Serial Number: 1
Date of Purchase:
Place of Purchase:
1The serial number is on the back of the unit. Retain
this User’s Guide with your sales receipt as a
permanent record of your purchase, in the event of
theft, fire or warranty service.
Register your product on-line at
http://www.brother.com/registration/
© 2014 Brother Industries, Ltd. All rights reserved.

i
User’s Guides and where do I find them?
1Visit http://solutions.brother.com/.
Which Guide? What’s in it? Where is it?
Product Safety
Guide
Read this Guide first. Read the Safety
Instructions before you set up your machine.
See this Guide for trademarks and legal
limitations.
Printed / In the box
Quick Setup Guide Follow the instructions for setting up your
machine and installing the drivers and
software for the operating system and
connection type you are using.
Printed / In the box
Basic User’s Guide Learn the basic Copy, Scan and Direct Print
operations and how to replace supplies. See
troubleshooting tips.
(Windows®)
PDF file / CD-ROM / In the Box
(Macintosh)
PDF file / Brother Solutions
Center 1
Advanced User’s
Guide
Learn more advanced operations: Copy,
security features, printing reports and
performing routine maintenance.
(Windows®)
PDF file / CD-ROM / In the Box
(Macintosh)
PDF file / Brother Solutions
Center 1
Software and
Network User's
Guide
This Guide provides instructions for
Scanning, Printing and other operations that
can be performed by connecting your
Brother machine to a computer. You can
also find useful information about using the
Brother ControlCenter utility, using your
machine in a network environment, and
frequently used terms.
(Windows®)
HTML file / CD-ROM / In the Box
(Macintosh)
HTML file / Brother Solutions
Center 1
Google Cloud Print
Guide
This Guide provides details on how to
configure your Brother machine to a Google
account and use Google Cloud Print
services for printing over the Internet.
PDF file / Brother Solutions
Center 1
Mobile Print/Scan
Guide for Brother
iPrint&Scan
This Guide provides useful information
about printing from your mobile device and
scanning from your Brother machine to your
mobile device when connected on a Wi-Fi
network.
PDF file / Brother Solutions
Center 1
Web Connect Guide This Guide provides details about how to
configure and use your Brother machine to
scan, load and view images and files on
certain websites that provide these services.
PDF file / Brother Solutions
Center 1

ii
Table of Contents
(Basic User’s Guide)
1 General information 1
Using the documentation .......................................................................................1
Symbols and conventions used in the documentation ....................................1
Accessing Brother Utilities (Windows®).................................................................2
Accessing the Advanced User's Guide, and Software and Network User's Guide ......3
Viewing Documentation ...................................................................................3
How to access the User’s Guides for Advanced Features ....................................4
Accessing Brother Support (Windows®) ................................................................5
Accessing Brother Support (Macintosh) ................................................................5
Control panel overview ..........................................................................................6
Touchscreen LCD............................................................................................8
Setting the Ready screen ..............................................................................12
Basic Operations ...........................................................................................12
Shortcut Settings .................................................................................................13
Adding Copy Shortcuts..................................................................................13
Adding Scan Shortcuts ..................................................................................14
Adding Web Connect Shortcuts ....................................................................16
Adding Apps Shortcuts .................................................................................17
Changing Shortcuts .......................................................................................17
Editing Shortcut Names .................................................................................18
Deleting Shortcuts .........................................................................................18
Recalling Shortcuts........................................................................................18
Set the date and time...........................................................................................19
Volume settings ...................................................................................................19
Beeper volume ..............................................................................................19
2 Loading paper 20
Loading paper and print media ............................................................................20
Loading paper in the standard paper tray and the optional lower tray ..........20
Loading paper in the multi-purpose tray (MP tray) ........................................22
Unscannable and unprintable areas..............................................................27
Paper settings......................................................................................................28
Paper Size .....................................................................................................28
Paper Type ....................................................................................................28
Tray Use in Copy mode .................................................................................29
Tray Use in Print mode..................................................................................29
Acceptable paper and other print media..............................................................30
Recommended paper and print media ..........................................................30
Paper type and size.......................................................................................30
Handling and using special paper .................................................................32

iii
3 Loading documents 35
How to load documents ....................................................................................... 35
Using the automatic document feeder (ADF) ................................................35
Using the scanner glass ................................................................................ 36
4 Making copies 37
How to copy ......................................................................................................... 37
Stop copying..................................................................................................37
Copy preset settings...................................................................................... 37
Copy Settings and Options............................................................................38
5 Printing from a USB flash drive or digital camera
supporting mass storage 39
Creating a PRN file for direct printing ..................................................................39
Printing directly from the USB flash drive or digital camera supporting mass
storage.............................................................................................................. 40
Changing the default settings for direct print ................................................. 42
6 How to print from a computer 43
Printing a document............................................................................................. 43
7 How to scan to a computer 44
Before scanning...................................................................................................44
Scanning a document as a PDF file using ControlCenter4 (Windows®) ............. 45
How to scan a document as a PDF file using the Touchscreen .......................... 47
A Routine maintenance 49
Replacing supplies...............................................................................................49
Replacing the toner cartridges.......................................................................53
Replacing the drum unit................................................................................. 58
Replacing the belt unit ...................................................................................65
Replacing the waste toner box ...................................................................... 70
Cleaning and Checking the machine ...................................................................77
Cleaning the outside of the machine ............................................................. 78
Cleaning the scanner glass ...........................................................................79
Cleaning the laser scanner windows ............................................................. 80
Cleaning the corona wires .............................................................................84
Cleaning the drum unit ..................................................................................87
Cleaning the paper pick-up rollers.................................................................94
Colour Calibration..........................................................................................95
Colour Registration........................................................................................ 96
Auto Correction.............................................................................................. 96

iv
B Troubleshooting 97
Identifying the problem ........................................................................................97
Error and maintenance messages.......................................................................98
Document Jams.................................................................................................106
Document is jammed in the top of the ADF unit ..........................................106
Document is jammed under the document cover ........................................106
Removing small documents jammed in the ADF.........................................107
Document is jammed at the output tray.......................................................107
Paper Jams........................................................................................................108
Paper is jammed in the multi-purpose tray ..................................................108
Paper is jammed in the Paper Tray 1 or Tray 2...........................................109
Paper is jammed at the back of the machine ..............................................110
Paper is jammed inside the machine...........................................................112
Paper is jammed underneath the paper tray ...............................................115
If you are having difficulty with your machine ....................................................117
Improving the print quality..................................................................................122
Machine Information ..........................................................................................130
Checking the Serial Number........................................................................130
Checking the Firmware Version ..................................................................130
Reset operations .........................................................................................130
How to reset the machine ............................................................................131
C Settings and features tables 132
Using the Settings Tables..................................................................................132
Settings Tables ..................................................................................................133
Features Tables.................................................................................................153
Entering text.......................................................................................................176
D Specifications 177
General ..............................................................................................................177
Document Size ..................................................................................................180
Print media.........................................................................................................181
Copy ..................................................................................................................182
Scanner .............................................................................................................183
Printer ................................................................................................................184
Interfaces ...........................................................................................................185
Network..............................................................................................................186
Direct Print feature.............................................................................................187
Computer requirements .....................................................................................188
Supplies .............................................................................................................189
Important information for the toner cartridge life................................................190
E Index 192

v
Table of Contents
(Advanced User’s Guide)
You can view the Advanced User's Guide.
The Advanced User’s Guide explains the following features and operations.
1 General Setup
Memory storage
Set tone or pulse dialling mode
Automatic Daylight Saving Time
Set the Time Zone
Ecology features
Quiet mode feature
Touchscreen
2 Security features
Secure Function Lock 3.0
Active Directory Authentication
IPSec
Setting Lock
Dial Restriction (MFC models only)
3 Sending a fax (MFC models
only)
Additional sending options
Additional sending operations
4 Receiving a fax (MFC models
only)
Memory Receive Options
Remote retrieval
Additional receiving operations
5 Dialling and storing numbers
(MFC models only)
Telephone line services
Additional dialling operations
Additional ways to store numbers
6 Printing reports
Fax reports (MFC models only)
Reports
7 Making copies
Copy settings
A Routine maintenance
Checking the machine
Replacing periodic maintenance
parts
Packing and shipping the machine
B Options
Options
Optional paper tray (For
DCP-L8400CDN, DCP-L8450CDW,
MFC-L8650CDW and
MFC-L8850CDW (LT-320CL)) (For
MFC-L9550CDW (LT-325CL))
Memory board
C Glossary
DIndex
Windows®:PDF file / CD-ROM / In the Box
Macintosh: PDF file / Brother Solutions Center at http://solutions.brother.com/

vi

1
1
1
Using the
documentation 1
Thank you for buying a Brother machine!
Reading the documentation will help you
make the most of your machine.
Symbols and conventions
used in the documentation 1
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.
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 current operation works with other
features.
Follow all warnings and instructions marked
on the product.
NOTE
Most of the illustrations in this User’s
Guide show the DCP-L8400CDN.
General information 1
Electrical Hazard icons alert you to a
possible electrical shock.
Fire Hazard icons alert you to the
possibility of fire.
Hot Surface icons warn you not to
touch machine parts that are hot.
Prohibition icons indicate actions
that must not be performed.
Bold Bold style identifies the
numerical pad numbers of the
Touchpanel or on the computer
screen.
Italics Italicized style emphasizes an
important point or refers you to
a related topic.
Courier
New
Courier New font identifies the
messages shown on the
Touchscreen of the machine.

Chapter 1
2
Accessing Brother Utilities (Windows®)1
Brother Utilities is an application launcher that offers convenient access to all Brother
applications installed on your device.
a(Windows®7 / Windows Vista®/ Windows®XP)
Click (Start) menu, select All Programs > Brother > Brother Utilities
(Windows®8)
Tap or click (Brother Utilities) either on the Start screen or the desktop.
(Windows®8.1)
Move your mouse to the lower left corner of the Start screen and click (if you are using
a touch-based device, swipe up from the bottom of the Start screen to bring up the Apps
screen). When the Apps screen appears, tap or click (Brother Utilities).
bSelect your machine.
cChoose the operation you want to use.

General information
3
1
Accessing the
Advanced User's
Guide, and Software
and Network User's
Guide 1
This Basic User's Guide does not contain all
the information about the machine such as
how to use the advanced features for Copy,
Printer, Scanner and Network. When you are
ready to learn detailed information about
these operations, read the Advanced User's
Guide and Software and Network User's
Guide that are on the CD-ROM.
NOTE
Macintosh: You can find the Advanced
User's Guide, and Software and Network
User's Guide on the Brother Solutions
Center at http://solutions.brother.com/.
Viewing Documentation 1
Viewing Documentation (Windows®)1
(Windows®7 / Windows Vista®/ Windows®
XP)
To view the documentation, from (Start)
menu, select All Programs > Brother >
Brother Utilities. Click the drop-down
list and select your model name (if not already
selected). Click Support in the left navigation
bar, and then click User's Guides.
(Windows®8)
Click (Brother Utilities), and then click
the drop-down list and select your model
name (if not already selected). Click Support
in the left navigation bar, and then click
User's Guides.
If you have not installed the software, you can
find the documentation on the CD-ROM by
following these steps:
aTurn on your computer. Insert the
CD-ROM into your CD-ROM drive.
NOTE
If the Brother screen does not appear, go
to Computer (My Computer).
(Windows®8: Click (File Explorer)
on the taskbar, and then go to Computer
(This PC).) Double-click the CD-ROM
icon, and then double-click start.exe.
bIf the model name screen appears, click
your model name.
cIf the language screen appears, click
your language. The CD-ROM Top Menu
appears.
dClick User's Guides.
eClick User’s guides on the CD-ROM. If
the country screen appears, select your
country. After the list of User’s Guides
appears, select the Guide you want.
Viewing Documentation (Macintosh) 1
You can view and download User's Guides
from the Brother Solutions Center at:
http://solutions.brother.com/.
Click Manuals on your model’s page to
download the documentation.

Chapter 1
4
How to find Scanning instructions 1
There are several ways you can scan
documents. You can find the instructions as
follows:
Software and Network User's Guide
Scanning
ControlCenter
Network Scanning
Nuance™ PaperPort™ 12SE
How-to-Guides
(Windows®)
The complete Nuance™ PaperPort™
12SE How-to-Guides can be viewed from
the Help tab in the Nuance™ PaperPort™
12SE application.
Presto! PageManager User’s Guide
(Macintosh)
NOTE
Presto! PageManager must be
downloaded and installed before use (for
further instructions, see Accessing
Brother Support (Macintosh) on page 5.
The complete Presto! PageManager
User’s Guide can be viewed from the Help
section in the Presto! PageManager
application.
How to find Network setup instructions
Your machine can be connected to a wireless
(DCP-L8450CDW) or wired network.
Basic setup instructions:
(see Quick Setup Guide.)
Connection to a wireless access point or
router supports Wi-Fi Protected Setup™
or AOSS™:
(see Software and Network User's Guide.)
More information about network setup:
(see Software and Network User's Guide.)
How to access the
User’s Guides for
Advanced Features 1
You can view and download these Guides
from the Brother Solutions Center at:
http://solutions.brother.com/
Click Manuals on your model’s page to
download the documentation.
Google Cloud Print Guide 1
This Guide provides information about how to
configure your Brother machine to a Google
account and use Google Cloud Print™
services for printing over the Internet.
Mobile Print/Scan Guide for Brother
iPrint&Scan 1
This Guide provides useful information about
printing from your mobile device and
scanning from your Brother machine to your
mobile device when connected on a Wi-Fi
network.
Web Connect Guide 1
This Guide provides information about how to
configure and use your Brother machine to
scan, load and view images and files on
certain websites that provide these services.

General information
5
1
Accessing Brother
Support (Windows®)1
You can find all the contacts you will need,
such as web support (Brother Solutions
Center) on the CD-ROM.
Click Brother Support on the Top Menu.
The Brother Support screen appears.
To access our website
(http://www.brother.com/), click Brother
Home Page.
For the latest news and product support
information
(http://solutions.brother.com/), click
Brother Solutions Center.
To visit our website for original Brother
Supplies
(http://www.brother.com/original/), click
Supplies Information.
To access the Brother CreativeCenter
(http://www.brother.com/creativecenter/)
for FREE photo projects and printable
downloads, click Brother
CreativeCenter.
To return to the Top Menu, click Back or
if you have finished, click Exit.
Accessing Brother
Support (Macintosh) 1
You can find all the contacts you will need,
such as web support.
Visit the Brother Solutions Center at
http://solutions.brother.com/.

Chapter 1
6
Control panel overview 1
DCP-L8400CDN has a 3.7 in. (93.4 mm) Touchscreen LCD and Touchpanel.
DCP-L8450CDW has a 4.85 in. (123.2 mm) Touchscreen LCD and Touchpanel.
NOTE
The illustrations of the control panel are based on DCP-L8450CDW.
1Touchscreen LCD
(Liquid Crystal Display)
This is a Touchscreen LCD. You can
access the menus and options by
pressing them when they are displayed on
this screen.
1

General information
7
1
2Touchpanel:
Back
Press to go back to the previous menu
level.
Home
Press to return to the Home screen.
The factory setting displays the date
and time, but you can change the
Home screen’s default setting
(see Setting the Ready screen
on page 12.)
Cancel
Press to cancel an operation.
Numerical Pad
Press the numbers on the Touchpanel
to enter the number of copies.
3 Power On/Off
Press to turn on the machine.
Press and hold down to turn off the
machine. The Touchscreen LCD displays
Shutting Down and stays on for a few
seconds before going off.
4 (DCP-L8450CDW)
The Wi-Fi light is on when your Brother
machine is connected to a wireless
access point.
3
2
4

Chapter 1
8
Touchscreen LCD 1
You can select three types of screens for the Home screen. When the Home screen is displayed,
you can change the displayed screen by swiping left or right, or pressing dor c.
The following screens display the machines status when the machine is idle.
Home screen
The Home screen displays the date and time and
provides access to Copy, Scan, Wi-Fi setup 1, Toner
levels, Setup and the Shortcuts screens.
When the Home screen is displayed the machine is in
Ready mode. When Secure Function Lock 2is turned on
an icon will be displayed. When Active Directory
Authentication 2is enabled, the machine's control panel
will be locked.
1DCP-L8450CDW
2See Advanced User's Guide.
More1 screen
The More1 screen provides access to the Shortcuts
screen and additional features, such as Secure Print,
Web Shortcut and Apps.
More2 screens
The More2 screen provides access to the Shortcuts
screen and the USB menu.
12
56
3 4
2
9876
3 4
2
106
3 4

General information
9
1
NOTE
Swiping is a type of user operation on the
Touchscreen that is performed by
brushing your finger across the screen to
display the next page or item.
1Modes:
Copy
Lets you access Copy mode.
Scan
Lets you access Scan mode.
2(Wi-Fi Setup) (DCP-L8450CDW)
A four-level indicator on the Ready mode
screen displays the current wireless signal
strength if you are using a wireless
connection.
You can easily configure the wireless
settings by pressing (for more
information, see Software and Network
User's Guide.)
3 (Toner)
See the remaining toner life.
Press to access the Toner menu.
NOTE
The remaining toner life will vary
depending on the types of documents
printed and customer’s usage.
4 (Settings)
Press to access the main settings (for
more information, see Settings screen
on page 11).
5Date and Time
See the date and time that has been set in
the machine.
6(Shortcuts)
Press to set up Shortcuts.
You can quickly copy, scan and connect to
a web service using the options set as
Shortcuts.
NOTE
Eight Shortcut tabs are available. You can
set up to six Shortcuts in each Shortcut
tab. A total of 48 Shortcuts are available.
7Secure Print
Lets you access the secure print menu.
0Max

Chapter 1
10
8Web
Press to connect the Brother machine to
an Internet service (for more information,
see Web Connect Guide).
9Apps
Apps may have been added and/or app
names may have been changed by the
provider since this document was
published (for more information, see Web
Connect Guide).
10 USB
Press to access the Direct Print and Scan
to USB menus.
11 Warning icon
The warning icon appears when there
is an error or maintenance message;
press Detail to view it, and then press
to return to Ready mode.
For details, see Error and maintenance
messages on page 98.
NOTE
• This product adopts the font of ARPHIC
TECHNOLOGY CO.,LTD.
• MascotCapsule UI Framework and
MascotCapsule Tangiblet developed by
HI CORPORATION are used.
MascotCapsule is a registered trademark
of HI CORPORATION in Japan.
11

General information
11
1
Settings screen 1
The Touchscreen displays the machines
settings when you press .
You can check and access all the machine’s
settings from the following screen.
(DCP-L8450CDW)
(DCP-L8400CDN)
1Toner
See the remaining toner life.
Press to access the Toner menu.
2Network
Press to set up a network connection.
(DCP-L8450CDW)
A four level indicator on the screen shows
the current wireless signal strength if you
are using a wireless connection.
3 (Date & Time)
See the date and time.
Press to access the Date & Time menu.
4Beep
See the selected Beep volume level.
Press to access the Beep volume setting.
5All Settings
Press to access the full settings menu.
6Tray Setting
See the selected paper size. Press to
change the paper size and paper type
settings if needed.
7Wi-Fi Direct
(DCP-L8450CDW)
Press to set up a Wi-Fi Direct™ network
connection.
8Home Settings
(DCP-L8400CDN)
Press to set the screen that is displayed
when you press .
1
4
7 6 5
23
1
4
8 6 5
23

Chapter 1
12
Setting the Ready screen 1
Set the Ready screen to either Home, More1
or More2.
When the machine is idle or you press ,
the Touchscreen will return to the screen you
set.
aPress .
bPress All Settings.
NOTE
(DCP-L8400CDN)
You can also press Home Settings.
cSwipe up or down, or press aor bto
display General Setup.
dPress General Setup.
eSwipe up or down, or press aor bto
display Button Settings.
fPress Button Settings.
gPress Home Button Settings.
hPress Home, More1 or More2.
iPress .
The machine will go to your chosen
Home screen.
Basic Operations 1
Press your finger on the Touchscreen to
operate it. To display and access all the
screen menus or options, swipe left, right, up,
down, or press dcor abto scroll through
them.
IMPORTANT
DO NOT press the Touchscreen with a
sharp object, such as a pen or stylus. It
may damage the machine.
The following steps explain how to change a
setting in the machine. In this example, the
Touchscreen Backlight setting is changed
from Light to Med.
aPress .
bPress All Settings.
cSwipe up or down, or press aor bto
display General Setup.
dPress General Setup.
eSwipe up or down, or press aor bto
display LCD Settings.