Step 1

1. From the control panel, check if the documents appear in the Held Jobs list.

   Note: If the documents are not listed, then print the documents using the Print and Hold options.

2. Print the documents.

Are the documents printed?

The problem is solved.

Go to step 2.

Step 2

The print job may contain a formatting error or invalid data.

• Delete the print job, and then send it again.

• For PDF files, generate a new file, and then print the documents.

Are the documents printed?

The problem is solved.

Go to step 3.

Step 3

If you are printing from the Internet, then the printer may be reading the multiple job titles as duplicates.

For Windows users

1. Open the Printing Preferences dialog.

2. From the Print and Hold section, select Keep duplicate documents.

3. Enter a PIN.

4. Resend the print job.

For Macintosh users

1. Save and name each job differently.

2. Send the job individually.

Are the documents printed?

The problem is solved.

Go to step 4.

Step 4

1. Delete some held jobs to free up printer memory.

2. Resend the print job.

Are the documents printed?

The problem is solved.

Go to step 5.

Step 5

1. Add printer memory.

2. Resend the print job.

Are the documents printed?

The problem is solved.

Contact customer support.

Step 1

Check if the flash drive is inserted into the front USB port.

Note: The flash drive will not work if it is inserted into the rear USB port.

Is the flash drive inserted into the front USB port?

Go to step 2.

Insert the flash drive into the front USB port.

Step 2

Check if the indicator light on the printer control panel is blinking green.

Note: A green blinking light indicates that the printer is busy.

Is the indicator light blinking green?

Wait until the printer is ready, then view the held jobs list, and then print the documents.

Go to step 3.

Step 3

1. Check for an error message on the display.

2. Clear the message.

Does the error message still appear?

Go to step 4.

The problem is solved.

Step 4

Check if the flash drive is supported.

For more information on tested and approved USB flash drives, see Supported flash drives and file types.

Does the error message still appear?

Go to step 5.

The problem is solved.

Step 5

Check if the USB port is disabled by the system support person.

Does the error message still appear?

Contact customer support.

The problem is solved.

Step 1

Make sure the printer is not in Hex Trace mode.

Note: If Ready Hex appears on the printer display, then turn off the printer, and then turn it back on to deactivate Hex Trace mode.

Is the printer in Hex Trace mode?

Deactivate Hex Trace mode.

Go to step 2.

Step 2

1. From the printer control panel, select Standard Network or Network [x], and then set SmartSwitch to On.

2. Resend the print job.

Do incorrect characters print?

Contact customer support.

The problem is solved.

Step 1

1. Check if you are printing on paper that is supported by the tray.

2. Resend the print job.

Did the job print from the correct tray or on the correct paper?

The problem is solved.

Go to step 2.

Step 2

1. From the Paper menu on the printer control panel, set the paper size and type to match the paper loaded in the tray.

2. Resend the print job.

Did the job print from the correct tray or on the correct paper?

The problem is solved.

Go to step 3.

Step 3

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

2. Resend the print job.

Did the job print from the correct tray or on the correct paper?

The problem is solved.

Go to step 4.

Step 4

1. Check if the trays are not linked.

2. Resend the print job.

Did the job print from the correct tray or on the correct paper?

The problem is solved.

Contact customer support.

Step 1

1. From the Finishing menu on the printer control panel, set Collate to “(1,2,3) (1,2,3).”

2. Resend the print job.

Did the job print and collate correctly?

The problem is solved.

Go to step 2.

Step 2

1. From the printer software, set Collate to “(1,2,3) (1,2,3).”

   Note: Setting Collate to “(1,1,1) (2,2,2)” in the software overrides the setting in the Finishing menu.

2. Resend the print job.

Did the job print and collate correctly?

The problem is solved.

Go to step 3.

Step 3

Reduce the complexity of the print job by eliminating the number and size of fonts, the number and complexity of images, and the number of pages in the job.

Did the job print and collate correctly?

The problem is solved.

Contact customer support.

Step 1

1. Check if the print options for the PDF output are set to embed all fonts.

   For more information, see the documentation that came with Adobe Acrobat.

2. Generate a new PDF file, and then resend the print job.

Do the files print?

The problem is solved.

Go to step 2.

Step 2

1. Open the document you want to print in Adobe Acrobat.

2. Click File > Print > Advanced > Print As Image > OK > OK.

Do the files print?

The problem is solved.

Contact customer support.

Step 1

1. Make sure the size of the paper loaded in the tray matches the fuser type.

   Note: Use a 110-volt fuser for printing on letter-size paper and a 220-volt fuser for printing on A4-size paper.

2. Resend the print job.

Does the print speed increase?

The problem is solved.

Go to step 2.

Step 2

1. Replace the fuser. For more information on installing the fuser, see the instruction sheet that came with the part.

2. Resend the print job.

Does the print speed increase?

The problem is solved.

Contact customer support.

Step 1

1. From the document you are trying to print, open the Print dialog and check if you have selected the correct printer.

   Note: If the printer is not the default printer, then you must select the printer for each document that you want to print.

2. Resend the print job.

Do the jobs print?

The problem is solved.

Go to step 2.

Step 2

1. Check if the printer is plugged in and turned on, and if Ready appears on the printer display.

2. Resend the print job.

Do the jobs print?

The problem is solved.

Go to step 3.

Step 3

If an error message appears on the printer display, then clear the message.

Note: The printer continues to print after clearing the message.

Do the jobs print?

The problem is solved.

Go to step 4.

Step 4

1. Check if the ports (USB, serial, or Ethernet) are working and if the cables are securely connected to the computer and the printer.

   Note: For more information, see the setup documentation that came with the printer.

2. Resend the print job.

Do the jobs print?

The problem is solved.

Go to step 5.

Step 5

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

2. Resend the print job.

Do the jobs print?

The problem is solved.

Go to step 6.

Step 6

1. Remove, and then reinstall the printer software. For more information, see Installing the printer software.

   Note: The printer software is available at http://support.lexmark.com.

2. Resend the print job.

Do the jobs print?

The problem is solved.

Contact customer support.

Step 1

Change the environmental settings of the printer.

1. From the printer control panel, navigate to:

   Settings > General Settings

2. Select Eco-Mode or Quiet Mode, and then select Off.

   Note: Disabling Eco-Mode or Quiet Mode may increase the consumption of energy or supplies, or both.

Did the job print?

The problem is solved.

Go to step 2.

Step 2

Reduce the number and size of fonts, the number and complexity of images, and the number of pages in the print job, and then resend the job

Did the job print?

The problem is solved.

Go to step 3.

Step 3

1. Remove held jobs stored in the printer memory.

2. Resend the print job.

Did the job print?

The problem is solved.

Go to step 4.

Step 4

1. Disable the Page Protect feature.

   From the printer control panel, navigate to:

   Settings > General Settings > Print Recovery > Page Protect > Off

2. Resend the print job.

Did the job print?

The problem is solved.

Go to step 5.

Step 5

1. Check if the cable connections to the printer and print server are secure. For more information, see the setup documentation that came with the printer.

2. Resend the print job.

Did the job print?

The problem is solved.

Go to step 6.

Step 6

Install additional printer memory, and then resend the print job.

Did the job print?

The problem is solved.

Contact customer support.

Step 1

1. Open the trays, and then check if they contain paper of the same size and type.

   • Check if the paper guides are in the correct positions for the size of the paper loaded in each tray.

   • Check if the paper size indicators on the paper guides are aligned with the paper size indicators on the tray.

2. Resend the print job.

Do the trays link correctly?

The problem is solved.

Go to step 2.

Step 2

1. From the printer control panel, set the paper size and type in the Paper menu to match the paper loaded in the trays to be linked.

   Note: The paper size and type must match for trays to be linked.

2. Resend the print job.

Do the trays link correctly?

The problem is solved.

Contact customer support.

Increase the printing timeout.

1. From the home screen, navigate to:

   > Settings > General Settings > Timeouts

2. Increase the Print Timeout setting, and then touch Submit.

3. Resend the print job.

Did the file print correctly?

The problem is solved.

Check the original file for manual page breaks.

Step 1

1. Print a font sample list to check if the fonts you are using are supported by the printer.

   1. From the printer control panel, navigate to:

      > Reports > Print Fonts

   2. Touch PCL Fonts or PostScript Fonts.

2. Use a font that is supported by the printer or install the font that you want to use. For more information, contact your system support person.

3. Resend the print job.

Do prints still contain characters that have jagged or uneven edges?

Go to step 2.

The problem is solved.

Step 2

1. Use a font that is supported by the printer or install the font that you want to use on your computer. For more information, contact your system support person.

2. Resend the print job.

Do prints still contain characters that have jagged or uneven edges?

Contact customer support.

The problem is solved.

Step 1

1. Check if there is packing material left on the imaging unit.

   1. Remove the toner cartridge, and then the imaging unit.

   2. Check if the packing material is properly removed from 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.

   3. Reinstall the imaging unit, and then the cartridge.

2. Resend the print job.

Is the printer still printing blank pages?

Go to step 2.

The problem is solved.

Step 2

1. Redistribute the toner in the imaging unit.

   1. Remove the toner cartridge, and then the imaging unit.

   2. Firmly shake 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.

   3. Reinstall the imaging unit, and then the cartridge.

2. Resend the print job.

Is the printer still printing blank pages?

Go to step 3.

The problem is solved.

Step 3

Replace the imaging unit, and then resend the print job.

Is the printer still printing blank pages?

Contact customer support.

The problem is solved.

Step 1

1. Move the width and length guides in the tray to the correct positions for the paper loaded.

2. Resend the print job.

Is the page or image clipped?

Go to step 2.

The problem is solved.

Step 2

From the printer control panel, set the paper size and type in the Paper menu to match the paper loaded in the tray.

Do the paper size and type match the paper loaded in the tray?

Go to step 3.

Do one or more of the following:

• Specify the paper size from the tray settings to match the paper loaded in the tray.

• Change the paper loaded in the tray to match the paper size specified in the tray settings.

Step 3

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

2. Resend the print job.

Is the page or image clipped?

Go to step 4.

The problem is solved.

Step 4

1. Reinstall the imaging unit.

   1. Remove the toner cartridge.

   2. Remove 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.

   3. Install the imaging unit, and then the cartridge.

2. Resend the print job.

Is the page or image clipped?

Contact customer support.

The problem is solved.

Step 1

From the printer control panel, make sure the paper type setting is set to Transparency.

Is the paper type setting correct?

Go to step 2.

Set the paper type to Transparency.

Step 2

Reduce the toner darkness, and then resend the print job.

Does the print on the color transparency look lighter?

The problem is solved.

Go to step 3.

Step 3

Make sure you are using a recommended type of color transparency, and then resend the print job.

Does the print on the color transparency look lighter?

The problem is solved.

Contact customer support.

Step 1

Load paper with the correct paper type and weight in the tray.

Is paper with the correct paper type and weight loaded in the tray?

Go to step 2.

Load paper with the correct paper type and weight in the tray.

Step 2

From the printer control panel, set the paper type and weight in the Paper menu to match the paper loaded in the tray.

Is the tray set to the type and weight of the paper loaded?

Go to step 3.

Change the paper loaded in the tray to match the paper type and weight specified in the tray settings.

Step 3

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

2. Resend the print job.

Do shadow images still appear on prints?

Go to step 4.

The problem is solved.

Step 4

Replace the imaging unit, and then resend the print job.

Do shadow images still appear on prints?

Contact customer support.

The problem is solved.

Step 1

Check if Allow Background Removal is set to Off.

1. From the General Settings menu, set Allow Background Removal to On.

2. Resend the print job.

Did the background disappear from the prints?

The problem is solved.

Go to step 2.

Step 2

Adjust the toner darkness to a lighter setting.

1. From the Quality Menu, select a lower value to reduce toner density.

   • 4 is the factory default setting.

   • If Print Mode is set to Black Only, then a setting of 5 increases toner density and darkness for all print jobs.

2. Resend the print job.

Did the background disappear from the prints?

The problem is solved.

Go to step 3.

Step 3

Reinstall the toner cartridge.

1. Remove the cartridge.

2. Install the cartridge.

3. Resend the print job.

Did the background disappear from the prints?

The problem is solved.

Go to step 4.

Step 4

Check if off-white background is selected.

1. Depending on your operating system, set off-white background from Print Properties or the Print dialog.

2. Resend the print job.

Did the background disappear from the prints?

The problem is solved.

Contact customer support.

Step 1

1. Move the width and length guides in the tray to the correct positions for the paper size loaded.

2. Resend the print job.

Are the margins correct?

The problem is solved.

Go to step 2.

Step 2

From the printer control panel, set the paper size in the Paper menu to match the paper loaded in the tray.

Does the paper size match the paper loaded in the tray?

Go to step 3.

Do one or more of the following:

• Specify the paper size from the tray settings to match the paper loaded in the tray.

• Change the paper loaded in the tray to match the paper size specified in the tray settings.

Step 3

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

2. Resend the print job.

Are the margins correct?

The problem is solved.

Contact customer support.

Step 1

Move the width and length guides in the tray to the correct positions for the size of the paper loaded.

Are the width and length guides positioned correctly?

Go to step 2.

Adjust the width and length guides.

Step 2

From the printer control panel, set the paper type and weight in the Paper menu to match the paper loaded in the tray.

Do the paper type and weight match the type and weight of the paper in the tray?

Go to step 3.

Specify the paper type and weight from the tray settings to match the paper loaded in the tray.

Step 3

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

2. Resend the print job.

Is the paper still curled?

Go to step 4.

The problem is solved.

Step 4

1. Remove the paper from the tray, and then turn it over.

2. Resend the print job.

Is the paper still curled?

Go to step 5.

The problem is solved.

Step 5

1. Load paper from a fresh package.

   Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.

2. Resend the print job.

Is the paper still curled?

Contact customer support.

The problem is solved.

Step 1

1. Move the width and length guides in the tray to the correct positions for the size of the paper loaded in the tray.

2. Resend the print job.

Do print irregularities still appear?

Go to step 2.

The problem is solved.

Step 2

From the printer control panel, set the paper size and type in the Paper menu to match the paper loaded in the tray.

Do the printer settings match the type and weight of the paper loaded in the tray?

Go to step 3.

Specify the paper size and type from the tray settings to match the paper loaded in the tray.

Step 3

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

2. Resend the print job.

Do print irregularities still appear?

Go to step 4.

The problem is solved.

Step 4

Check if the paper loaded in the tray has texture or rough finishes.

Are you printing on textured or rough paper?

From the printer control panel, set the paper texture in the Paper menu to match the paper loaded in the tray.

Go to step 5.

Step 5

1. Load paper from a fresh package.

   Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.

2. Resend the print job.

Do print irregularities still appear?

Go to step 6.

The problem is solved.

Step 6

Replace the imaging unit, and then resend the print job.

Do print irregularities still appear?

Contact customer support at http://support.lexmark.com or your service representative.

The problem is solved.

Step 1

Measure the distance between the defects.

Check for a distance between the defects that equals:

• 97 mm (3.82 in.)

• 47 mm (1.85 in.)

• 38 mm (1.5 in.)

Is the distance between defects equal to one of the listed measurements?

Go to step 2.

1. Check if the distance between the defects equal to 80 mm (3.15 in.)

2. Take note of the distance, and then contact customer support at  http://support.lexmark.com or your service representative.

Step 2

Replace the imaging unit, and then resend the print job.

Do the repeating defects still appear?

Contact customer support at  http://support.lexmark.com or your service representative.

The problem is solved.

Step 1

1. From the Quality menu on the printer control panel, reduce the toner darkness.

   Note: 8 is the factory default setting.

2. Resend the print job.

Is the print still too dark?

Go to step 2.

The problem is solved.

Step 2

1. From the printer control panel, set the paper type, texture and weight in the Paper menu to match the paper loaded in the tray.

2. Resend the print job.

Is the tray set to the type, texture, and weight of the paper loaded?

Go to step 3.

Do one or more of the following:

• Specify the paper type, texture, and weight from the tray settings to match the paper loaded in the tray.

• Change the paper loaded in the tray to match the paper type, texture and weight specified in the tray settings.

Step 3

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

2. Resend the print job.

Is the print still too dark?

Go to step 4.

The problem is solved.

Step 4

Check if the paper loaded in the tray has texture or rough finishes.

Are you printing on textured or rough paper?

From the printer control panel, change the texture settings in the Paper Texture menu to match the paper you are printing on.

Go to step 5.

Step 5

1. Load paper from a fresh package.

   Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.

2. Resend the print job.

Is the print still too dark?

Go to step 6.

The problem is solved.

Step 6

Replace the imaging unit, and then resend the print job.

Is the print still too dark?

Contact customer support.

The problem is solved.

Step 1

1. From the Quality menu on the printer control panel, increase the toner darkness.

   Note: 8 is the factory default setting.

2. Resend the print job.

Is the print still too light?

Go to step 2.

The problem is solved.

Step 2

From the printer control panel, set the paper type, texture, and weight in the Paper menu to match the paper loaded in the tray.

Is the tray set to the type, texture, and weight of the paper loaded?

Go to step 3.

Change the paper type, texture, and weight to match the paper loaded in the tray.

Step 3

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

2. Resend the print job.

Is the print still too light?

Go to step 4.

The problem is solved.

Step 4

Make sure that the paper has no texture or rough finishes.

Are you printing on textured or rough paper?

From the printer control panel, change the texture settings in the Paper Texture menu to match the paper you are printing on.

Go to step 5.

Step 5

1. Load paper from a fresh package.

   Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.

2. Resend the print job.

Is the print still too light?

Go to step 6.

The problem is solved.

Step 6

1. Redistribute the toner in the imaging unit.

   1. Remove the toner cartridge, and then the imaging unit.

   2. Firmly shake 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.

   3. Install the imaging unit, and then the cartridge.

2. Resend the print job.

Is the print still too light?

Go to step 7.

The problem is solved.

Step 7

Replace the imaging unit, and then resend the print job.

Is the print still too light?

Contact customer support.

The problem is solved.

Step 1

1. Move the width and length guides in the tray to the correct positions for the size of the paper loaded.

2. Resend the print job.

Is the print still skewed?

Go to step 2.

The problem is solved.

Step 2

1. Check if you are printing on a paper that is supported by the tray.

2. Resend the print job.

Is the print still skewed?

Contact customer support.

The problem is solved.

Step 1

1. Reinstall the imaging unit.

   1. Remove the toner cartridge, and then 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.

   2. Install the imaging unit, and then the cartridge.

2. Resend the print job.

Is the printer printing solid black pages?

Go to step 2.

The problem is solved.

Step 2

Replace the imaging unit, and then resend the print job.

Is the printer printing solid black pages?

Contact customer support.

The problem is solved.

Step 1

From the printer control panel, set the paper type in the Paper menu to match the paper loaded in the tray.

Is the paper type for the tray set to Transparency?

Go to step 2.

Set the paper type to Transparency.

Step 2

1. Check if you are using a recommended type of transparency.

2. Resend the print job.

Is the print quality still poor?

Contact customer support.

The problem is solved.

Step 1

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

2. Resend the print job.

Do streaked horizontal lines appear on prints?

Go to step 2.

The problem is solved.

Step 2

From the printer control panel, set the paper type and weight in the Paper menu to match the paper loaded in the tray.

Do the paper type and weight match the type and weight of the paper in the tray?

Go to step 3.

Change the paper type and weight to match the paper loaded in the tray.

Step 3

1. Load paper from a fresh package.

   Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.

2. Resend the print job.

Do streaked horizontal lines appear on prints?

Go to step 4.

The problem is solved.

Step 4

1. Reinstall the imaging unit.

   1. Remove the toner cartridge, and then 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.

   2. Install the imaging unit, and then the cartridge.

2. Resend the print job.

Do streaked horizontal lines appear on prints?

Go to step 5.

The problem is solved.

Step 5

Replace the imaging unit, and then resend the print job.

Do streaked horizontal lines appear on prints?

Contact customer support.

The problem is solved.

Step 1

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

2. Resend the print job.

Do streaked vertical lines appear on prints?

Go to step 2.

The problem is solved.

Step 2

From the printer control panel, set the paper texture, type, and weight in the Paper menu to match the paper loaded in the tray.

Do the paper texture, type, and weight match the paper in the tray?

Go to step 3.

Do one or more of the following:

• Specify the paper texture, type, and weight from the tray settings to match the paper loaded in the tray.

• Change the paper loaded in the tray to match the paper texture, type, and weight specified in the tray settings.

Step 3

1. Load paper from a fresh package.

   Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.

2. Resend the print job.

Do streaked vertical lines appear on prints?

Go to step 4.

The problem is solved.

Step 4

1. Reinstall the imaging unit.

   1. Remove the toner cartridge, and then 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.

   2. Install the imaging unit, and then the cartridge.

2. Resend the print job.

Do streaked vertical lines appear on prints?

Go to step 5.

The problem is solved.

Step 5

Replace the imaging unit, and then resend the print job.

Do streaked vertical lines appear on prints?

Contact customer support at http://support.lexmark.com or your service representative.

The problem is solved.

Step 1

1. Make sure your software program is using a correct fill pattern.

2. Resend the print job.

Do horizontal voids appear on prints?

Go to step 2.

The problem is solved.

Step 2

1. Load the specified tray or feeder with a recommended type of paper.

2. Resend the print job.

Do horizontal voids appear on prints?

Go to step 3.

The problem is solved.

Step 3

1. Redistribute the toner in the imaging unit.

   1. Remove the toner cartridge, and then the imaging unit.

   2. Firmly shake 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.

   3. Reinstall the imaging unit, and then the cartridge.

2. Resend the print job.

Do horizontal voids appear on prints?

Go to step 4.

The problem is solved.

Step 4

Replace the imaging unit, and then resend the print job.

Do horizontal voids appear on prints?

Contact customer support.

The problem is solved.

Step 1

1. Make sure your software program is using a correct fill pattern.

2. Resend the print job.

Do vertical voids appear on prints?

Go to step 2.

The problem is solved.

Step 2

1. From the printer control panel, set the paper type and weight in the Paper menu to match the paper loaded in the tray.

2. Resend the print job.

Do vertical voids appear on prints?

Go to step 3.

The problem is solved.

Step 3

Check if you are using a recommended type of paper.

1. Load the specified tray or feeder with a recommended type of paper.

2. Resend the print job.

Do vertical voids appear on prints?

Go to step 4.

The problem is solved.

Step 4

1. Redistribute the toner in the imaging unit.

   1. Remove the toner cartridge, and then the imaging unit.

   2. Firmly shake 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.

   3. Reinstall the imaging unit, and then the cartridge.

2. Resend the print job.

Do vertical voids appear on prints?

Go to step 5.

The problem is solved.

Step 5

Replace the imaging unit, and then resend the print job.

Do vertical voids appear on prints?

Contact customer support.

The problem is solved.

Replace the imaging unit, and then resend the print job.

Do toner specks appear on prints?

Contact customer support.

The problem is solved.

Step 1

Reinstall the imaging unit.

1. Remove, and then install the imaging unit.

2. Resend the print job.

Does fog or shading appear on prints?

Go to step 2.

The problem is solved.

Step 2

Replace the imaging unit, and then resend the print job.

Does fog or shading appear on prints?

Contact customer support at http://support.lexmark.com  or your service representative.

The problem is solved.

Step 1

From the Paper menu on the printer control panel, check the paper type, texture, and weight.

Do the paper type, texture, and weight match the paper loaded in the tray?

Go to step 2.

Specify the paper type, texture, and weight from the tray settings to match the paper loaded in the tray.

Step 2

Resend the print job.

Does the toner still rub off?

Contact customer support.

The problem is solved.

Replace the imaging unit, and then resend the print job.

Is the print density uneven?

Contact customer support.

The problem is solved.