Action Yes No
Step 1
a Check if the printer is using a genuine and supported Lexmark
toner cartridge.
Note: If the cartridge is not supported, then install a
supported one.
b Print the document.
Is the print dark?
Go to step 2. The problem is
solved.
Step 2
a Turn o the printer, wait for about 10 seconds, and then turn on
the printer.
b Reduce toner darkness. From the control panel, navigate to:
Settings > Print > Quality
c Print the document.
Is the print dark?
Go to step 3. The problem is
solved.
Step 3
a 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 on the printer control
panel.
b Print the document.
Is the print dark?
Go to step 4. The problem is
solved.
Step 4
Check if the paper has texture or rough finishes.
Are you printing on textured or rough paper?
Go to step 5. Go to step 6.
Step 5
a Replace textured paper with plain paper.
b Print the document.
Is the print dark?
Go to step 6. The problem is
solved.
Step 6
a Load paper from a fresh package.
Note: Paper absorbs moisture due to high humidity. Store
paper in its original wrapper until you are ready to use it.
b Print the document.
Is the print dark?
Go to step 7. The problem is
solved.
Troubleshooting 127
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