Confidential
ix
SAFETY PRECAUTIONS
To use the MFC safely
Please keep these instructions for later reference and read them before attempting any maintenance.
NOTE: If there are faxes in the MFC's memory, you need to print them or save them before you turn
off the power and unplug the MFC. (For MFC-7420)
WARNING
There are high voltage electrodes
inside the MFC. Before you clean
the inside of the MFC, make sure
you have unplugged the telephone
line cord first and then the power
cord from the AC power outlet.
Do not handle the plug with wet
hands.
Doing this might cause an electrical
shock.
After you use the MFC, some
internal parts are extremely HOT!
To prevent injuries, be careful not to
put your fingers in the areas shown
in the illustration.
The fuser unit is marked with a
caution label.
Please do not remove or damage the
label.
To prevent injuries, be careful not to
put your hands on the edge of the
MFC under the scanner cover.
To prevent injuries, be careful not to
put your fingers in the area shown in
the illustrations.
Do not use a vacuum cleaner to clean up scattered toner. Doing this might cause the toner dust to
ignite inside the vacuum cleaner, potentially starting a fire. Please carefully clean the toner dust with
a dry, lint-free cloth and dispose of it according to local regulations.