Brother MFC-7840W User Manual

If you need to call Customer Service
Please complete the following information for future
reference:
Model Number: MFC-7340, MFC-7450, MFC-7440N,
MFC-7840N and MFC-7840W
(Circle your model number)
Serial Number:
1
Date of Purchase:
Place of Purchase:
1
The serial number is on the back of the unit. Retain
this User’s Guide with your sales receipt as a
permanent record of your purchase, in the event of
theft, fire or warranty service.
Register your product on-line at
http://www.brother.com/registration/
By registering your product with Brother, you will be recorded as the
original owner of the product. Your registration with Brother:
 may serve as confirmation of the purchase date of your product
should you lose your receipt; and
 may support an insurance claim by you in the event of product loss
covered by insurance.
© 2008 Brother Industries, Ltd.

Brother MFC-7840W Specifications

General

Print technology	Laser
Maximum resolution	600 x 2400 DPI
Time to first page (black, normal)	10 s
Print speed (black, normal quality, A4/US Letter)	22 ppm
Grayscale levels	256
Input color depth	24 bit
USB port	Yes
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Dimensions (WxDxH)	428 x 396 x 304 mm
Networking features	10/100 Base-TX Ethernet
Wireless technology	IEEE802.11b/g
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	scan, n
Compatible operating systems	Windows Vista/XP-Home/2003/2000 Mac OS X 10.2.4 & later Linux printer driver
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4, 9, 16, 25
Copy speed (black, normal quality, A4)	22 cpm
Faxing	Mono faxing
Fax memory	500 pages
Fax coding methods	MH, MMR (Fax coding method), MR
Fax speed dialing (max numbers)	200
Maximum input capacity	250 sheets
Multi-Purpose tray input capacity	1 sheets
Auto document feeder (ADF) input capacity	35 sheets
Internal memory	32 MB
Sound power level (standby)	32 dB
Sound pressure level (printing)	53 dB
Media weight (tray 1)	60 - 105 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Supported network protocols (IPv4)	IPv4, IPv6
Sustainability certificates	ENERGY STAR
Power consumption (standby)	75 W
Power consumption (PowerSave)	12 W
Power consumption (average operating)	320 W
Package weight	13.400 g
Market positioning	Home & office