Troubleshooting and routine maintenance
71
d Put the drum unit and toner cartridge
assembly back into the machine.
e Close the front cover.
f Plug the machine’s power cord back into
the AC power outlet.
Turn on the machine’s power switch.
Cleaning the corona wire C
We recommend that you put the drum unit
and toner cartridge assembly on a piece of
disposable paper or cloth in case you
accidentally spill or scatter toner.
a Open the front cover and take out the
drum unit and toner cartridge assembly.
b Clean the primary corona wire inside the
drum unit by gently sliding the blue tab
from right to left and left to right several
times.
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