Brother MFC-J285DW Service Manual

3-40
Confidential
9.4 Document Scanner Unit, ADF Unit (Models with ADF), and Document
Cover ASSY (Models without ADF)
(1) Unplug the CIS flat cable from the main PCB. Next, extend the lock arm of the upper cover
towards you, take out the flat core and remove it from the CIS flat cable.
Note When connecting flat cables, do not insert them at an angle. After insertion, check again that
the cables are not at an angle.
(2) Remove the CIS flat cable from the cable guide.
(3) Remove the TAPTITE CUP S M3x6 screws
*1
and the document scanner FG wire.
(4) Unplug the following harnesses from the main PCB:
- ADF motor harness (4-wire)
*1
- Document scanning position sensor harness (3-wire)
*1
- Document detection sensor harness (3-wire)
*1
- Document scanner motor harness (4-wire)
(3_050)
CIS flat cable
Document scanner unit
Control panel ASSY
Flat core
Upper cover
Document scanner FG wire
ADF motor harness*1
Document scanning position
sensor harness*1
Document detection sensor harness*1
Document scanner
motor harness
TAPTITE CUP S M3x6*1
*1 For models with ADF
ADF FG wire*1
Cable guide
Lock arm

Brother MFC-J285DW Specifications

General

Print technology	Inkjet
Maximum resolution	6000 x 1200 DPI
Economical printing	Yes
Print speed (ISO/IEC 24734) mono	12 ipm
Print speed (ISO/IEC 24734) color	10 ipm
Print speed (black, normal quality, A4/US Letter)	33 ppm
Print speed (color, normal quality, A4/US Letter)	27 ppm
Copier resize	25 - 400 %
Maximum copy resolution	- DPI
N-in-1 copy function (N=)	2, 4
Scan to	E-mail, File, Image, OCR
Scanner type	Flatbed scanner
Image formats supported	BMP, JPG, PCX, PNG, TIF
Maximum scan resolution	19200 x 19200 DPI
Document formats supported	HTM, PDF
Optical scanning resolution	1200 x 2400 DPI
Faxing	Color faxing
Fax memory	170 pages
Modem speed	14.4 Kbit/s
Fax transmission speed	7 sec/page
Digital sender	-
Maximum duty cycle	2500 pages per month
Number of print cartridges	4
Total input capacity	100 sheets
Total output capacity	50 sheets
Maximum print size	216 x 356 mm
Paper tray media types	Glossy paper, Photo paper, Transparencies
ISO A-series sizes (A0...A9)	A4
Photo paper sizes (imperial)	4x6, 5x7, 5x8 \
Paper tray media weight (imperial)	4 - 6 lbs
Display	LCD
Control type	Touch
Product color	Black
Display diagonal	1.8 \
Market positioning	Home & office
Ethernet LAN	No
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Security algorithms	SSID, WEP, WPA-PSK, WPA2-PSK
Online services supported	Box, Dropbox, Evernote, Facebook, Flickr, Google Drive, Picasa, Sky Drive
Mobile printing technologies	Apple AirPrint, Brother iPrint & Scan, Google Cloud Print
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Sound pressure level (copying)	50 dB
AC input voltage	100 - 120 V
AC input frequency	50 - 60 Hz
Power consumption (average operating)	- W
Sustainability certificates	ENERGY STAR
Package depth	457 mm
Package width	477 mm
Package height	228 mm
Package weight	9380 g
Storage temperature (T-T)	10 - 35 °C
Operating relative humidity (H-H)	20 - 80 %

Weight and Dimensions

Depth	373 mm
Width	409 mm
Height	160 mm