Brother MFC-8370DN Printer User Manual


 
Troubleshooting and routine maintenance
131
C
d Plug the machine’s power cord back into
the electrical socket first, and reconnect
all cables and telephone line cord. Turn
on the machine.
Note
In addition to cleaning the scanner glass
and glass strip with a soft lint-free cloth
moistened with water, run your finger tip
over the glass to see if you can feel
anything on it. If you feel dirt or debris,
clean the glass again concentrating on
that area. You may need to repeat the
cleaning process three or four times. To
test, make a copy after each cleaning.
Cleaning the laser scanner
window C
WARNING
Use neutral detergents.
DO NOT use any flammable substances,
spray or organic solvent/liquids containing
alcohol/ammonia to clean the inside or
outside of the machine. Doing this may
cause a fire or electrical shock. (For more
information see Important Safety
Instructions on page 91.)
IMPORTANT
DO NOT touch the laser scanner window
with your fingers.
a Before you clean the inside of the
machine, turn off the machine.Unplug
the telephone line cord first, and then
disconnect all cables and the power
cord from the electrical socket.
b Open the front cover and slowly take out
the drum unit and toner cartridge
assembly.
CAUTION
HOT SURFACE
After you have just used the machine, some
internal parts of the machine will be
extremely hot. Wait at least 10 minutes for
the machine to cool down before attempting
to clear the paper jam.
IMPORTANT
To prevent damage to the machine
caused by static electricity, DO NOT touch
the electrodes shown in the illustration.
We recommend that you place the drum
unit on a clean, flat surface with a sheet of
disposable paper or cloth underneath it in
case you accidentally spill or scatter toner.