Brother MFC 9840CDW - Manual (Page 115)

Safety and legal
99
A
To use the machine safely
A
Please keep these instructions for later reference and read them before attempting any
maintenance.
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.
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.
The fuser unit is marked with a caution label.
Please DO NOT remove or damage the label.