Brother MFC MFC-7840W User Manual

Safety and legal
83
A
To use the machine safely A
Please keep these instructions for later reference and read them before attempting any
maintenance. If you do not follow these safety instructions, there is a possibility of a fire, electrical
shock, burn or suffocation.
WARNING
There are high voltage electrodes inside the
machine. Before you clean the inside of the
machine, make sure you have unplugged the
telephone line cord first and then the power cord
from the AC power outlet (See Routine
maintenance on page 118.)
DO NOT use flammable substances, any type of
spray, or an organic solvent/liquid that contains
alcohol or ammonia to clean the inside or outside
of the machine. Refer to Routine maintenance
on page 118 for how to clean the machine.
DO NOT handle the plug with wet hands. Doing
this might cause an electrical shock.
Always make sure the plug is fully inserted.
After you have just used the machine, some
internal parts of the machine will be extremely hot.
When you open the front or back cover of the
machine, DO NOT touch the shaded parts shown
in the illustration.

Brother MFC MFC-7840W Specifications

General

Print Technology	Laser
Print Resolution	Up to 2400 x 600 dpi
Paper Capacity	250 sheets
ADF Capacity	35 sheets
Scan Resolution	Up to 19200 x 19200 dpi (interpolated)
Fax Modem Speed	33.6 Kbps
Functions	Print, Copy, Scan, Fax
Maximum Copying Resolution	600 x 600 dpi
Optical Scan Resolution	600 x 2400 dpi
Wireless	Yes
Copy Resolution	600 x 600 dpi
Fax Transmission Speed	33.6 Kbps
Display	LCD
Weight	25.6 lbs
Connectivity	USB, Wireless
Scanner Type	Flatbed
Connectivity Technology	Wireless, USB
Printer Type	All-in-One
Scan Type	Flatbed, ADF