Lexmark MX-B468F User Manual page 219

Troubleshoot a problem
Action
Step 1
a
Check if the printer is using a genuine and supported toner
cartridge.
Note: If the cartridge is not supported, then install a
supported one.
b
Print the document.
Is the print light?
Step 2
a
Turn off the printer, wait for about 10 seconds, and then turn on
the printer.
b
Increase toner darkness.
From the home screen, touch Settings > Print > Quality > Toner
Darkness.
c
Print the document.
Is the print light?
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. From the home screen, touch Settings > Paper >
Tray Configuration > Paper Size/Type.
b
Print the document.
Is the print light?
Step 4
a
Depending on your operating system, specify the print
resolution from the Printing Preferences or Print dialog.
b
Set the resolution to 600 dpi.
c
Print the document.
Is the print light?
Yes No
Go to step 2. The problem is
solved.
Go to step 3. The problem is
solved.
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
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