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.

Troubleshooting and routine maintenance

Cleaning the corona wire

If you have print quality problems, clean the corona wire as follows:

a Turn off the machine. Unplug the

C

telephone line cord first, disconnect all

cables, and then unplug the power cord

 

from the electrical socket.

 

b Open the front cover and slowly take out the drum unit and toner cartridge assembly.

IMPORTANT

We recommend that you place the drum unit and toner cartridge assembly on a clean, flat surface with a sheet of disposable paper or cloth underneath it in case you accidentally spill or scatter toner.

Handle the toner cartridge carefully. If toner scatters on your hands or clothes, wipe or wash it off with cold water at once.

To prevent damage to the machine caused by static electricity, DO NOT touch the electrodes shown in the illustration.

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