Confidential
Preface
This Service Manual is intended for use by service personnel and details the specifications,
construction, and maintenance for the Brother machines noted on the front cover. It includes
information required for troubleshooting and service--disassembly, reassembly, and lubrication--so that
service personnel will be able to understand equipment function, repair the equipment in a timely
manner and order spare parts as necessary.
To perform appropriate maintenance so that the machine is always in the best possible condition for the
customer, service personnel must adequately understand and apply this manual.
The table below shows the functional comparison between the models covered by this manual.
MFC-
J2330DW
MFC-
J2730DW
MFC-
J5330DW
MFC-
J5335DW
MFC-
J5730DW
MFC-
J5830DW
MFC-
J5930DW
Duplex Scan ---  --- ---  --- 
LCD 2.7 inch 3.7 inch 2.7 inch 2.7 inch 3.7 inch 3.7 inch 3.7 inch
Manual feed
slot
 --- --- --- ---
MP Tray ---  --- --- 
Lower Tray ---  --- ---  --- 
NFC --- --- --- --- --- --- 
Paper
remaining
sensor
--- --- --- --- --- --- 