Brother MFC-J491DW User Manual

Brother iPrint&Scan for Windows
®
and Mac.................................................................................. 436
Brother iPrint&Scan Overview.................................................................................................................... 437
Troubleshooting ................................................................................................................................ 438
Error and Maintenance Messages ............................................................................................................. 439
Transfer Your Faxes or Fax Journal Report ..................................................................................... 453
Error Messages When Using the Brother Web Connect Feature..................................................... 458
Document Jams ......................................................................................................................................... 460
Document is Jammed in the Top of the ADF Unit ............................................................................ 461
Document is Jammed inside the ADF Unit....................................................................................... 462
Remove Paper Scraps Jammed in the ADF .................................................................................... 463
Printer Jam or Paper Jam .......................................................................................................................... 464
Paper is Jammed Inside and in the Front of the Machine (Jam A Inside/Front) .............................. 465
Paper is Jammed in the Front of the Machine (Jam B Front)........................................................... 470
Paper is Jammed in the Back of the Machine (Jam C Rear) ........................................................... 473
If You Are Having Difficulty with Your Machine .......................................................................................... 476
Paper Handling and Printing Problems ............................................................................................ 477
Telephone and Fax Problems........................................................................................................... 483
Other Problems ................................................................................................................................ 489
Network Problems ............................................................................................................................ 491
Google Cloud Print Problems........................................................................................................... 501
AirPrint Problems ............................................................................................................................. 502
Check the Machine Information ................................................................................................................. 503
Reset Your Brother Machine ...................................................................................................................... 504
Reset Functions Overview ............................................................................................................... 505
Routine Maintenance ........................................................................................................................ 506
Replace the Ink Cartridges......................................................................................................................... 507
Clean Your Brother Machine ...................................................................................................................... 510
Clean the Scanner............................................................................................................................ 511
Clean the Print Head from Your Brother Machine ............................................................................ 513
Clean the Print Head from Your Computer (Windows
®
)................................................................... 515
Clean the Print Head from Your Computer (Mac)............................................................................. 517
Clean the Machine's LCD................................................................................................................. 518
Clean the Outside of the Machine .................................................................................................... 519
Clean the Machine's Printer Platen .................................................................................................. 520
Clean the Paper Feed Rollers .......................................................................................................... 521
Clean the Base Pad ......................................................................................................................... 523
Clean the Paper Pick-up Rollers ...................................................................................................... 524
Check Your Brother Machine ..................................................................................................................... 525
Check the Print Quality..................................................................................................................... 526
Check the Print Alignment from Your Brother Machine .................................................................... 529
Check the Ink Volume ...................................................................................................................... 531
Monitor Machine Status from Your Computer (Windows
®
) .............................................................. 533
Monitor Machine Status from Your Computer (Mac) ........................................................................ 538
Correct the Paper Feed to Clear Vertical Lines.......................................................................................... 540
Change the Print Setting Options When Having Printing Problems........................................................... 541
Pack and Ship Your Brother Machine ........................................................................................................ 543
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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