Cleaning the laser scanner window; Cleaning the laser scanner ; HOT SURFACE- Page 134

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d

Plug the machine’s power cord back into 
the AC power outlet first, and reconnect 
all cables and telephone line cord. Turn 
on the machine’s power switch.

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

B

WARNING

DO NOT use isopropyl alcohol to clean the 
laser scanner window.

CAUTION

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 telephone line cord first, and 
then 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.

WARNING

HOT SURFACE

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 (back output tray) of the 
machine, DO NOT touch the shaded parts 
shown in the illustration. If you do this, you 
may get burned.