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Routine maintenance
53
A
• To prevent damage to the machine
caused by static electricity, DO NOT touch
the electrodes shown in the illustration.
d Clean the corona wire inside the drum
unit by gently sliding the blue tab from
right to left and left to right several times.
Note
Be sure to return the tab to the home
position (a) (1). If you do not, printed
pages may have a vertical stripe.
e Put the drum unit and toner cartridge
assembly back into the machine. Close
the front cover.
Cleaning the drum unit A
If you have print quality problems, the drum
may have foreign material, such as glue from
a label stuck on the drum surface. Follow the
steps below to solve the problem.
a Prepare a few sheets of A4 or Letter size
paper.
b Make sure the machine is in Ready
mode.
c Open the back cover (face-up output
tray).
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