Troubleshooting and routine maintenance
65
B
d Plug the machine’s power cord back into
the electrical socket first, and then
reconnect all cables. Turn on the
machine’s power switch.
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 B
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 information
on page 33.
DO NOT touch the laser scanner window
with your fingers.
a Before you clean the inside of the
machine, turn off the machine’s power
switch.
Unplug the power cord from the
electrical socket.
b Open the front cover and slowly take out
the drum unit and toner cartridge
assembly.
HOT SURFACE
After you have just used the machine, some
internal parts of the machine will be
extremely hot. To prevent injury, when you
open the front or back cover (back output
tray) of the machine, DO NOT touch the
shaded parts shown in the illustration.
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