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MFC-7840W

Laser All-in-One with Wireless Networking

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Print Technology	B/W Laser Technology
Consumable Type	Toner Cartridge & Drum Unit
Max. Black Print Speed (ppm)	23ppm Black
Print Resolution (maximum dpi)	Up to 2400 x 600 dpi
Standard Input Paper Capacity (sheets)‡	250-Sheet Input Capacity
Optional Paper Capacity (sheets)	No
Standard Interface(s)	USB‡, Ethernet & 802.11b/g Wireless Interfaces
Optional Interface(s)	No
Standard Memory (MB)	32MB Memory
Optional Memory (MB)	No
Printer Driver Compatibility†	Windows® & Mac OS®
Mobile Device Compatibility‡	Brother™ iPrint&Scan free app download for wireless printing (JPEG, PDF, web page & e-mail) and scanning to your Apple®, Android™ or Windows® Phone 7 (JPEG only) mobile device
Emulation(s)	PCL®6 & BR-Script 3‡
Secure Print Function	Yes
Maximum Monthly Duty Cycle‡	10,000 printed pages
Recommended Monthly Print Volume‡	250 to 2,000 pages

Faxing Capability	B/W Faxing
Fax Modem Speed	33.6K bps Fax Modem
Best Transmission Speed (sec)‡	Approx. 2 seconds per page
Out-of-Paper Reception	Yes
External TAD Interface	Yes
Call Waiting/ Caller ID/ Distinctive Ring Ready‡	No/Yes/Yes
Total Auto Dial Locations	208 locations
Broadcasting (# of locations)	Yes (258 locations)
Quick Scan (Memory Transmission)‡	Approx. 2.5 sec/page
Auto Fax Reduction (for fax receiving)	Yes
Fax Forwarding	Yes
Automatic Redial	Yes
Dual Access	Yes
Fax/Telephone Switch	Yes
Fax Gray Scale	Mono: 8 bit / 256
Fax Coding Method	Mono: MH / MR / MMR / JBIG
PC Fax Capability (send/receive)†	Yes
Fax Page Memory‡	Up to 600 page fax memory
Document Memory Backup	Yes

Copying Capability	B/W Copying
Design Style	Flatbed
Max. Automatic Document Feeder Capacity‡	35-Page ADF
Max. Black Copy Speed (cpm)	23cpm Black
Stand-alone Copying	Yes
Reduction/Enlargement	25% - 400%
Sorting Function	Yes
N in 1 Function	2in1 / 4in1
Poster Function	No
Document Glass Size	Letter / A4

Scanning Capability	B/W & Color Scanning
Max. Interpolated Scan Resolution (dpi)†	Up to 19200 x 19200 dpi
Optical Scan Resolution (dpi)	600 x 2400 dpi
Input Color Scan Bit Depth	48 bit
Scanner Driver Compatibility†	Windows®/Mac OS®
Mobile Device Scanning App‡	Brother™ iPrint&Scan free app download for wireless printing (JPEG & PDF) from and scanning to your Apple®, Android™ or Windowsreg; Phone 7 (JPEG only and scanning not available) mobile device
Document Viewer Software†	Includes Scansoft PaperPort® SE with OCR for Windows® and Presto!® PageManager® for Mac®
OCR Software†	Includes Scansoft PaperPort® SE with OCR for Windows® and Presto!® PageManager® for Mac®
Formats (Export)	TIFF / BMP / MAX / JPG / PDF
"Scan To" Feature†	Email, Image, OCR, File, FTP

Standard Network Features†	Printing, Scanning, PC Fax
Supported Network Protocols (IPv4)	ARP, RARP, BOOTP, DHCP, APIPA (Auto IP), WINS/NetBIOS, DNS resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port9100, IPP, FTP Server, FTP Client, POP before SMTP, SMTP AUTH, APOP, TELNET, SNMPv1, HTTP Server, TFTP Client and Server, SMTP Client, ICMP, Web Services
Supported Network Protocols (IPv6)	NDP, RA, DNS Resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port 9100, IPP, FTP Server, FTP Client, POP before SMTP, SMTP AUTH, APOP, TELNET, SNMPv1, HTTP Server, TFTP Client and Server, SMTP Client, ICMPv6, Web Services
Wireless Network Security	WEP 64/128, WPA-PSK (TKIP), WPA2-PSK (TKIP & AES), LEAP (CKIP)
SecureEasySetup™	Yes
Standard Network Interface	Network (Ethernet) I/F
Security Functions	Secure Function Lock, Setting Lock, Secure Print
Recommended Paper Brands	Plain Paper: Xerox 4200DP 20 lb., Hammermill Laser Paper 24 lb. Transparency: 3M CG 3300 Labels: Avery Laser Label White #5160
Paper Handling Size - Paper Tray	Letter, Legal, Executive, A4, A5, B5
Paper Handling Size - Manual Feed	Letter, Legal, Executive, A4, A5, A6, B5, B6, Envelopes, Custom Sizes (3.0-8.5" (w), 4.57-14" (l))
Sheet Weight - Paper Tray (max/min)	16 - 28 lbs.
Sheet Weight - Manual Feed (max/min)	16 - 43 lbs.
Minimum Input for ADF (Width/Height)	5.8"/5.8"
Max Input of ADF (Width/Height)	8.5"/14"
Sheet Weight - ADF (max/min)	17 - 24 lbs.
Output Paper Capacity (sheets)	100 sheets
LCD Display	Yes (monochrome)
LCD Back-lit	Yes (green)
Power Source	AC 120V 50/60Hz
Power Consumption - Sleep/Ready/Copying	10W / 75W / 460W
ENERGY STAR^® Qualified	Yes
Operating Environment: Temperature	50-91°F
Operating Environment: Humidity	20-80% (w/out condensation)
Machine Noise (Ready/Copying)	32 dB / 53 dB
Carton Dimensions (W"xD"xH")	21.7" x 20.1"x 20.5"
Carton Weight (lbs)	32.8 lbs.
Unit Dimensions (W"xD"xH")	16.9" x 15.6" x 12"
Unit Weight (lbs)	24.5 lbs.
UPC Code	0 12502 62064 8
"In-box" Consumables/Yield‡	(1) Starter Toner (1,000 pages) (1) DR360 (12,000 pages)
Carton Contents	(1) Starter Toner Cartridge (yields approx. 1,000 pages‡) (1) DR360 Drum Unit (yields approx. 12,000 pages‡) User's Guide Quick Setup Guide AC Power Cord Telephone Line Cord Software CD-ROM for Windows® Software CD-ROM for Mac®
Warranty	1 Year Limited

‡Conditions

†System Requirements

*Street pricing may vary

Printable Reviews

MFC-7840W Supported PC Software Functions

Computer Platform & Operating System		Supported Functions	Interface
Windows^®1	Windows^® 2000 Professional⁴	Printing, PC Fax, Scanning²	USB, 10/100 BaseTx (Ethernet), Wireless 802.11b/g
	Windows^® XP Home^2,4 Windows^® XP Professional^2,4
	Windows^® XP Professional x64 Edition²
	Windows Vista^®2
	Windows^® 7²
	Windows Server^® 2003 (print only via network)	Printing	10/100 BaseTx (Ethernet), Wireless 802.11b/g
	Windows Server^® 2003 x64 Edition (print only via network)
Macintosh^®	Mac OS^® X 10.2.4 - 10.4.3	Printing, PC Fax Send, Scanning²	USB³, 10/100 BaseTx (Ethernet), Wireless 802.11b/g
	Mac OS^® X 10.4.4 or greater

MFC-7840W Minimum System Requirements

Computer Platform & Operating System		Processor Speed	Recommended RAM	Required HARD Disk Space
Windows^®1	Windows^®2000 Professional⁴	Intel^® Pentium^®II or equivalent	256MB	460MB
	Windows^® XP Home^2,4 Windows^® XP Professional^2,4
	Windows^® XP Professional x64 Edition²	64-bit processors	512MB
	Windows Vista^®2	Intel^® Pentium^® 4 or equivalent 64-bit processors	1GB
	Windows^® 7²		1GB (32-bit) 2GB (64-bit)	1.18GB
	Windows Server^® 2003 (print only via network)	Intel^® Pentium^® III or equivalent	512MB	50MB
	Windows Server^® 2003 x64 Edition (print only via network)	64-bit processors
Macintosh^®	Mac OS^® X 10.2.4 - 10.4.3	PowerPC G4/G5 PowerPC G3 350MHz	256MB	480MB
	Mac OS^® X 10.4.4 or greater	PowerPC G4/G5 Intel^® Core™ Processor	1GB
Microsoft^® Internet Explorer 5.5 or greater. For WIA, 1200 x 1200 dpi resolution. Brother Scanner Utility enables to enhance up to 19200 x 19200 dpi. Third party USB ports are not supported. PaperPort™ 11SE supports Microsoft^® SP4 or higher for Windows^® 2000 and SP2 or higher for XP. For the latest driver updates, visit www.brother.com. Windows Vista is a registered trademark of Microsoft Corporation. All other trademarks, brand and product names are the property of their respective companies.

Conditions for the MFC-7840W

"In-box" Consumables/Yield‡	Approximate toner cartridge yield in accordance with ISO/IEC 19752 (letter/A4). Drum yield is approx., and may vary by type of use. For more information see www.brother.com/pageyield.
Max. Automatic Document Feeder Capacity‡	Max. capacity based on using 20 lb. paper.
Best Transmission Speed (sec)‡	Based on Brother #1 chart with highest available coding method and standard resolution.
Call Waiting/ Caller ID/ Distinctive Ring Ready‡	Check with local phone company for service availability.
Emulation(s)	BR-Script3 is PostScript®3™ compatible
Fax Page Memory‡	Based on Brother #1 chart with highest available coding method and standard resolution.
Maximum Monthly Duty Cycle‡	Maximum number of printed pages per month and can be used to compare designed durability between like Brother products. For maximum printer life, it is best to choose a printer with a duty cycle that far exceeds your print requirements.
Mobile Device Compatibility‡	Requires connection to a wireless network. For more details regarding Brother™ iPrint&Scan app visit www.brother-usa.com/downloads/printing-app.aspx.
Mobile Device Scanning App‡	Requires connection to a wireless network. For more details regarding Brother™ iPrint&Scan app visit www.brother-usa.com/downloads/printing-app.aspx.
Quick Scan (Memory Transmission)‡	Based on Brother #1 chart with highest available coding method and standard resolution.
Recommended Monthly Print Volume‡	The recommended range of monthly printed pages to achieve the best possible performance and printer life. Printers are intended to handle occasional usage beyond this range with little or no effect. Consistently printing above the recommended print volume, however, may adversely affect the print quality or life of the machine. It is always best to choose a printer with an appropriate recommended print volume to allow for any anticipated increase in printing needs.
Standard Input Paper Capacity (sheets)‡	Maximum capacity based on using 20 lb paper.
Standard Interface(s)	USB interface is compatible with USB 2.0 specification.

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