Troubleshooting and routine maintenance
129
B
To prevent damage to the machine caused
by static electricity, DO NOT touch the
electrodes shown in the illustration.
We recommend that you place the drum
unit on a clean, flat surface with a sheet of
disposable paper or cloth underneath it in
case you accidentally spill or scatter toner.
c Wipe the laser scanner window by
wiping it with a clean soft, dry lint-free
cloth.
d Put the drum unit and toner cartridge
assembly back in the machine.
e Close the front cover.
f Plug the machine’s power cord back into
the electrical socket first, and then plug
in the telephone line cord.
Turn on the machine.
Cleaning the corona wire B
If you have print quality problems, clean the
corona wire as follows:
a Turn off the machine. Unplug the
telephone line cord first, disconnect all
cables, and then unplug the power cord
from the electrical socket.
b Open the front cover.