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Lexmark MX725

Lexmark MX725

Gray background

Note:  Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to Settings > Troubleshooting > Print Quality Test Pages. For non‑touch‑screen printer models, press to navigate through the settings.

ActionYesNo

Step 1

  1. Turn off the printer, wait for 10 seconds, and then turn on the printer.

  2. Decrease toner darkness.

    From the control panel, navigate to:

    Settings > Print > Quality > Toner Darkness

  3. Print the document.

Does gray background appear on prints?

Go to step 2.

The problem is solved.

Step 2

  1. Check if the printer is using a genuine and supported Lexmark toner cartridge.

    Note:  If the toner cartridge is not supported, then install a supported one.

  2. Print the document.

Does gray background appear on prints?

Go to step 3.

The problem is solved.

Step 3

  1. Depending on your operating system, specify the paper type from the Printing Preferences or Print dialog.

    Notes:

    • Make sure that the setting matches the paper loaded.
    • You can also change the setting from the printer control panel. Navigate to Settings > Paper > Tray Configuration > Paper Size/Type.
  2. Print the document.

Does gray background appear on prints?

Go to step 4.

The problem is solved.

Step 4

  1. Remove, and then insert the imaging unit.

    Warning—Potential Damage:  Do not expose the imaging unit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems.

    Warning—Potential Damage:  Do not touch the photoconductor drum under the imaging unit. Doing so may affect the quality of future print jobs.

  2. Print the document.

Does gray background appear on prints?

Go to step 5.

The problem is solved.

Step 5

  1. Update the printer firmware. For more information, see Updating firmware.

  2. Print the document.

Does gray background appear on prints?

Go to step 6.

The problem is solved.

Step 6

  1. Replace the imaging unit.

  2. Print the document.

Does gray background appear on prints?

Contact customer support.

The problem is solved.

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