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g Plug the machine’s power cord back into
the electrical socket first, and then
reconnect all cables. Turn on the
machine’s power switch.
To avoid print quality problems, DO NOT
touch the shaded parts shown in the
illustrations below.
Cleaning the drum unit B
If you have print quality problems, clean the
drum unit as follows.
a Turn off the machine’s power switch.
Unplug the power cord from the
electrical socket.
b Open the front cover.
c Slowly take out the drum unit and toner
cartridge assembly.
We recommend that you put the drum unit
and toner cartridge assembly on a clean,
flat surface with a piece of disposable paper
or cloth underneath it in case you
accidentally spill or scatter toner.
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