Unpack the machine and check the components
NOTE:
•The components included in the box may differ depending on 
your country.
•The available connection interfaces vary depending on the 
model.
•Interface cables are not included. You must purchase the 
correct interface cable if you require one.
USB cable
We recommend using a USB 2.0 cable (Type A/B) that is 
no more than 2 metres long.
Network cable  
(DCP-L3550CDW / DCP-L3551CDW / MFC-L3730CDN / 
MFC-L3735CDN / MFC-L3745CDW / MFC-L3750CDW / 
MFC-L3770CDW)
Use a straight-through Category 5 (or greater) twisted-pair cable.
 
•The illustrations in this Quick Setup Guide show the  
MFC-L3770CDW.
Remove the packing materials and re-install the drum unit and toner cartridge assemblies
Load paper in the paper tray
Connect the power cord and turn the machine on
Select your language (if needed) 
(Only for certain models)
Drum Unit and Toner 
Cartridge Assemblies*
(Black, Cyan, Magenta, and 
Yellow)
Waste Toner Box* Belt Unit*
Telephone Line Cord
(For MFC models)
AC Power Cord
Telephone Line Cord Adapter
(Australia only)
(For MFC models)
Brother Installation Disc Quick Setup Guide Product Safety Guide Reference Guide
(only for certain models)
 3 
 5 
 2 
 1 
Adjust the paper 
guides.
Back Front
1.  Press Menu.
2.  Press▲or▼todisplay[Initial Setup], and then press OK.
3.  Press▲or▼todisplay[Local Language], and then press OK.
4.  Press▲or▼toselectyourlanguage,andthenpressOK.
5.  Press Stop/Exit.
BK
C
M
Y
Do not exceed this mark.
* Already installed in the machine
Watch our Video FAQs for 
help with setting up your 
Brother machine:  
support.brother.com/videos.
Remove the orange part from each cartridge.
Remove all the blue packing tape.
Slide all eight yellow drum locks.
  For touchscreen models
1.  On the machine’s touchscreen, press  
[Settings] > [All Settings] > 
[Initial Setup] > [Local Language].
2.  Press your language.
3.  Press  .
  For LCD models
Push firmly.
x4
Secure Network Access 
Your machine's default password is initpass. 
We recommend you change it to protect your 
machine from unauthorised access.
Select your country/language 
(Initial setup only)
After turning the machine on, you may be required to set your country 
or language (depending on your machine).
If required, follow the on-screen instructions.
 4 
Quick Setup Guide
DCP-L3510CDW / DCP-L3517CDW / DCP-L3550CDW / DCP-L3551CDW /  
MFC-L3710CW / MFC-L3730CDN / MFC-L3735CDN / MFC-L3745CDW / 
MFC-L3750CDW / MFC-L3770CDW
Read the Product Safety Guide first, then read this Quick 
Setup Guide for the correct installation procedure.
Not all models are available in all countries.
The latest manuals are available at the Brother Solutions 
Center: support.brother.com/manuals.
D00WZC001-00
UK
Version 0