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n Hold the handle of the toner cartridge
and gently push it forward to unlock it.
Then pull it out of the drum unit. Repeat
this for all the toner cartridges.
• Handle the toner cartridges carefully. If
toner scatters on your hands or clothes,
immediately wipe or wash it off with cold
water.
• To avoid print quality problems, DO NOT
touch the shaded parts shown in the
illustrations.
o Turn the drum unit over by holding the
blue handles. Make sure that the drum
unit gears (1) are on the left hand side.
p Check the drum dot check sheet for the
following issues:
Dot Colour problem: The colour of
printed dots is the colour of the drum
you should clean.
Dot location: The sheet has eight
numbered columns. The number of
the column with the printed dot in it is
used to find the dot position on the
drum.
<Drum unit>
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