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FAQs & Troubleshooting

FAQs & Troubleshooting

No Toner

The toner cartridge or the drum unit and toner cartridge assembly is not installed correctly.
Pull out the drum unit. Take out the toner cartridge, and then put it back into the drum unit following the steps below:

  1. Make sure that the machine is turned on. Leave the machine for at least 10 minutes to cool down.
  2. Press the front cover release button and then open the front cover.

    Open front cover

  3. Take out the drum unit and toner cartridge assembly.

    Take out drum unit

  4. Push down the green lock lever and take the toner cartridge out of the drum unit.

Take out toner cartridge


To avoid print quality problems, DO NOT touch the shaded parts shown in the illustrations.

<Toner cartridge>

DO NOT touch the shaded part (Toner)

 <Drum unit>

DO NOT touch the shaded part (Drum)

  1. Put the toner cartridge firmly into the drum unit until you hear it lock into place. If you put it inproperly, the green lock lever on the drum unit will lift automatically.

Put in the toner cartridge

Make sure that you put in the toner cartridge properly or it may separate from the drum unit.


  1. Put the drum unit and toner cartridge assembly back into the machine.

    Put drum unit back into machine

  2. Close the front cover of the machine.


After putting back the toner cartridge, DO NOT turn off the machine's power switch or open the front cover until the LCD or LED shows Ready.



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