Brother MFC-J491DW Manual

Symbols and Conventions Used in the
Documentation
The following symbols and conventions are used throughout the documentation.
Follow all warnings and instructions marked on the product.
WARNING
WARNING indicates a potentially hazardous
situation which, if not avoided, could result in
death or serious injuries.
CAUTION
CAUTION indicates a potentially hazardous
situation which, if not avoided, may result in
minor or moderate injuries.
IMPORTANT
IMPORTANT indicates a potentially hazardous
situation which, if not avoided, may result in
damage to property or loss of product
functionality.
NOTE
NOTE specifies the operating environment,
conditions for installation, or special conditions
of use.
Electrical Hazard icons alert you to
possible electrical shock.
Fire Hazard icons alert you to the
possibility of a fire.
Prohibition icons indicate actions that
must not be performed.
This icon indicates that flammable
sprays must not be used.
This icon indicates that organic
solvents such as alcohol, or other
liquids must not be used.
Bold Bold typeface identifies specific
keys on the product's control
panel or on the computer screen.
Italics Italicized style emphasizes an
important point or refers you to a
related topic.
Courier
New
Text in Courier New font identifies
messages on the LCD of the
product.
NOTE
• Not all models are available in all countries.
• The illustrations in this guide show the
MFC-J895DW.
Compilation and Publication Notice
Under the supervision of Brother Industries, Ltd., this product's manuals have been compiled
and published, covering the latest product descriptions and specifications.
The contents of all manuals and the specifications of this product are subject to change without
notice.
Brother reserves the right to make changes without notice in the specifications and materials
contained herein and shall not be responsible for any damages (including consequential)
2

Brother MFC-J491DW Specifications

General

Display	LCD
Product color	Black
Built-in display	Yes
Display diagonal	1.77 \
Market positioning	Home & office
Internal memory	128 MB
Card reader integrated	No
Sound pressure level (copying)	50 dB
Print technology	Inkjet
Maximum resolution	1200 x 6000 DPI
Duplex printing mode	Auto
Print speed (ISO/IEC 24734) mono	12 ipm
Print speed (ISO/IEC 24734) color	6 ipm
Time to first page (black, normal)	8 s
Duplex print speed (ISO/IEC 24734) mono	3 ipm
Duplex print speed (ISO/IEC 24734) color	1.7 ipm
Print speed (black, normal quality, A4/US Letter)	27 ppm
Print speed (color, normal quality, A4/US Letter)	10 ppm
Standard interfaces	USB 2.0, Wireless LAN
USB 2.0 ports quantity	1
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Package depth	249 mm
Package width	447 mm
Package height	457 mm
Package weight	10100 g
Power consumption (off)	0.2 W
Power consumption (sleep)	1 W
Power consumption (standby)	3.5 W
Power consumption (printing)	16 W
Power consumption (average operating)	- W
Sustainability certificates	Nordic Swan Ecolabel, ENERGY STAR
Faxing	Mono faxing
Fax memory	170 pages
Modem speed	14.4 Kbit/s
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Security algorithms	64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK
Mobile printing technologies	Apple AirPrint, Mopria Print Service
Paper input type	Paper tray
Total input capacity	100 sheets
Total output capacity	50 sheets
Auto document feeder (ADF) input capacity	20 sheets
Paper tray media types	Plain paper
Borderless printing media sizes	A4
Scan to	E-mail, File, Image, OCR
Scanner type	Flatbed & ADF scanner
Input color depth	30 bit
Output color depth	24 bit
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	1200 x 2400 DPI
Digital sender	-
Maximum duty cycle	- pages per month
Harmonized System (HS) code	84433100

Weight and Dimensions

Depth	341 mm
Width	400 mm
Height	172 mm