Brother MFC-J491DW Product Safety Guide

Brother advises that this product may not function correctly in a country other than where it was
originally purchased, and does not offer any warranty in the event that this product is used on
public telecommunication lines in another country.
LAN Connection (Models with Wired LAN Function Only)
CAUTION
DO NOT connect this product to a LAN connection that is subject to over-voltages.
Trademarks
BROTHER is either a trademark or a registered trademark of Brother Industries, Ltd.
Microsoft and Windows are registered trademarks of Microsoft Corporation in the United States
and/or other countries.
Apple, App Store and Mac are trademarks of Apple Inc., registered in the U.S. and other
countries.
AirPrint and the AirPrint logo are trademarks of Apple Inc., registered in the U.S. and other
countries.
Wi-Fi is a registered trademark of Wi-Fi Alliance
®
.
Android is a trademark of Google Inc.
Google Play is a trademark of Google Inc.
Mopria
®
and the Mopria
®
Logo are registered trademarks and service marks of Mopria Alliance,
Inc. in the United States and other countries. Unauthorised use is strictly prohibited.
Each company whose software title is mentioned in this manual has a Software License
Agreement specific to its proprietary programs.
Software Trademarks
FlashFX
®
is a registered trademark of Datalight, Inc.
FlashFX
®
Pro
™
is a trademark of Datalight, Inc.
FlashFX
®
Tera
™
is a trademark of Datalight, Inc.
Reliance
™
is a trademark of Datalight, Inc.
Reliance Nitro
™
is a trademark of Datalight, Inc.
Datalight
®
is a registered trademark of Datalight, Inc.
Any trade names and product names of companies appearing on Brother products,
related documents and any other materials are all trademarks or registered trademarks of
those respective companies.
18

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