g Plug the machine’s power cord back into the AC power outlet first, then connect all cables.

h Turn on the machine’s power switch.

Routine maintenance

Cleaning the corona wire

If you have print quality problems or the LCD shows Drum Error, clean the corona wire as follows:

a Leave the machine turned on for 10 minutes for the internal fan to cool the extremely hot parts inside the machine.

b Press the front cover release button and

 

then open the front cover.

A

 

c Take out the drum unit and toner cartridge assembly.

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