Troubleshooting and routine maintenance
153
C
To avoid print quality problems, DO NOT
touch the shaded parts shown in the
illustrations.
o While holding both hands, turn the drum
unit upside down and place on a piece of
disposable paper or cloth. Make sure
that the drum unit gears (1) are on your
left hand side.
p See the print sample to identify the
colour causing the problem. The colour
of the spots or toner stain is the colour of
the drum you should clean. For
example, if the spots are cyan, you
should clean the drum for cyan. Put the
print sample in front of the drum, and the
find the exact position of the repeating
mark.
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