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7-in-1 Color Inkjet Wireless Network-Ready Multi-Function Center®

Brother MFC-640CW
Discontinued Model
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The MFC640cw is the perfect solution to clean up the clutter of machines on your desk. Starting with its built-in 802.11 b/g wireless interface (also includes USB and Ethernet interfaces) this machine offers more in one package than any other all-in-one product. It features up to 6000 x 1200 dpi‡ print resolution, an automatic document feeder, a telephone handset and a digital answering machine.

Conditions for the MFC-640CW
"In-box" Consumables/Yield‡
Approx. ink yield based on letter paper size at 5% page coverage. Yields may vary with conditions and use.
Distinctive Ring Detection Ready‡
Check with local phone company for service availability.
Best Transmission Speed (approx. sec./page)‡
Based on Brother #1 chart with highest available coding method and standard resolution.
Black Print Speed (max. ppm)
Borderless Printing
Borderless printing is available for Letter, 4"x6", 5"x8", 5"x7", A4, A6, 3.9"x5.8" and 5.8"x7.8" paper sizes.
Broadcasting (# of locations)
B&W only.
Call Waiting/ Caller ID/ Distinctive Ring Ready‡
Check with local phone company for service availability.
Caller ID Ready‡
Check with local phone company for service availability.
Color Print Speed (max. ppm)
Fax Page Memory (max. pages) ‡
Based on Brother #1 Chart at standard resolution with MMR compression
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.
Media Drive Compatibility
Media Cards not included.
Optional Interface(s)
Additional purchase required.
Optional Paper Trays (capacity)
Maximum capacity based on using 20 lb. (bond) paper. Additional purchase required.
Print Resolution (max. dpi)‡
Resolutions are listed vertical by horizontal dpi.
Quick Scan/Memory Transmission (approx. sec/page)‡
Using Brother #1 Chart at standard resolution and highest compression mode.
Standard Input Paper Capacity (sheets)‡
Maximum capacity based on using 20 lb (bond) paper.
Standard Interface(s)
Cable(s) not included.
System Requirements
  MFC-640cw Supported PC Software Functions
Computer Platform & Operating System Software Functions PC Interface
Windows® 98, 98SE Printing, PC Fax2, Scanning, Removable Disk USB 2.0, 10/100 Base-TX, Wireless 802.11b/g
2000 Professional
XP Home XP Professional
XP Professional x64 Edition Download from
Mac® Operating Systems OS 9.x Printing, PC Fax Send2, Scanning3, Removable Disk5 USB 2.04, 10/100 Base-TX, Wireless 802.11b/g1
OS X 10.2.4 or greater Printing, PC Fax Send2, Scanning, Removable Disk5
USB is not supported under Windows® 95 or Windows NT 4.0®To download the latest drivers, access 1. Wireless 802.11b/g is not available for Mac® OS 9.1-9.2. 2. PC Fax supports black and white faxing only. 3. Dedicated "Scan to" key and network scanning not available for Mac® OS 9.X. 4. Third party USB ports are not supported.
  MFC-640cw Minimum System Requirements
Computer Platform & Operating System Processor Speed Minimum RAM Recommended RAM Hard Disk Space (For Drivers) Hard Disk Space (For Applications)
Windows® 98, 98SE Pentium® II or equivalent 32MB 64MB 90MB 130MB
Me 32MB 64MB 90MB 130MB
2000 Professional 64MB 128MB 90MB 130MB
XP Home XP Professional 128MB 256MB 150MB 220MB
XP Professional x64 Edition AMD Opteron™ AMD Athlon™ 64 Intel® Xeon™ with Intel® EM64T Intel® Pentium® 4 with Intel® EM64T 256MB 512MB 150MB 220MB
Mac® Operating Systems OS 9.1 - 9.2 All base models meet minimum requirements 64MB 80MB 220MB
OS X 10.2.4 or greater All base models meet minimum requirements 128MB 160MB 80MB 220MB
*Street pricing may vary
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