Brother MFC MFC-7840W User Manual

118
e Put the toner cartridge back into the
drum unit until you hear it lock into place.
If you put it in properly, the green lock
lever will lift automatically.
f Put the drum unit and toner cartridge
assembly back in the machine.
g Close the front cover.
Routine maintenance B
WARNING
Use neutral detergents.
DO NOT use cleaning materials that
contain ammonia, alcohol, any type of
spray, or any type of flammable substance
to clean the outside or inside of the
machine. Doing this may cause a fire or
electrical shock. For more infomation see
Important safety instructions on page 90
CAUTION
The drum unit contains toner, so handle it
carefully. If toner scatters on your hands or
clothes, wipe or wash it off with cold water
at once.
Cleaning the outside of the
machine B
a Turn off the machine’s power switch.
Unplug the telephone line cord first,
disconnect all cables, and then unplug
the power cord from the AC power
outlet.
b Pull the paper tray completely out of the
machine.

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