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Lexmark MX511

Lexmark MX511

Poor copy quality

ActionYesNo

Step 1

Check if an error or status message appears on the display.

Does an error or status message appear?

Clear the error or status message.

Go to step 2.

Step 2

Check the quality of the original document.

Is the quality of the original document satisfactory?

Go to step 3.

Increase the scan resolution setting for a higher‑quality output.

Step 3

If dark marks appear on prints, then clean the scanner glass and the ADF glass using a clean, lint-free cloth dampened with water.

Is the scanner glass clean?

Go to step 4.

See Cleaning the scanner glass.

Step 4

Send a print job, and then check for print quality problems.

  1. From the General Settings menu, adjust the Eco‑Mode settings.

  2. From the Copy menu, adjust the Darkness setting.

  3. If the print remains faded, then replace the toner cartridge.

Is the print quality satisfactory?

Go to step 5.

See Print quality problems.

Step 5

Check the placement of the document or photo.

  • Make sure the document or photo is loaded facedown on the scanner glass in the upper left corner.

Is the document or photo loaded correctly?

Go to step 6.

Place the document or photo facedown on the scanner glass in the upper left corner.

Step 6

Check the copy settings.

  • From the Copy screen, check if the Content Type and Content Source settings are correct for the document being scanned.

Are the Content Type and Content Source settings correct for the document being scanned?

Go to step 7.

Change the Content Type and Content Source settings to match the document being scanned.

Step 7

Check for patterns on print.

  1. From the printer control panel, navigate to:

    Copy > Sharpness >  select a lower setting

    Note:  Make sure no scaling is being selected.

  2. Resend the copy job.

Do patterns appear on prints?

Go to step 8.

The problem is solved.

Step 8

Check for missing or faded text on prints.

  1. From the Copy screen, adjust the settings of the following:

    • Sharpness—Increase the sharpness setting.
    • Contrast—Increase the contrast setting.
  2. Resend the copy job.

Do prints have missing or faded text?

Go to step 9.

The problem is solved.

Step 9

Check for washed‑out or overexposed output.

  1. From the Copy screen, adjust the settings of the following:

    • Background Removal—Reduce the current setting.
    • Darkness—Increase the current setting.
  2. Resend the copy job.

Do pages show washed‑out or overexposed prints?

Contact customer support.

The problem is solved.

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