Troubleshooting and routine maintenance
95
C
Cleaning the laser scanner
window C
WARNING
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 information, see
Important safety instructions on page 57.)
IMPORTANT
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
AC power outlet.
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. 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. If you
do this you may get burned.
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.
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