Lexmark MS531 User Manual page 138

Troubleshoot a problem
Action
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?
Step 5
a
Remove the imaging unit.
Warning—Potential Damage: Do not expose the imaging unit
to direct light. Extended exposure to light can cause print
quality problems.
Warning—Potential Damage: Do not touch the
photoconductor drum. Doing so may affect the quality of
future print jobs.
b
Firmly shake the imaging unit to redistribute the toner.
c
Insert the imaging unit.
d
Turn off the printer, wait for 10 seconds, and then turn on the
printer.
e
Print the document.
Is the print light?
Step 6
a
Check the status of the toner cartridge.
From the home screen, touch Settings > Reports > Device >
Device Statistics.
b
From the Supply Information section of the pages printed,
check the status of the toner cartridge.
Is the toner cartridge near end of life?
Step 7
a
Replace the toner cartridge.
b
Print the document.
Is the print light?
Yes No
Go to step 5. The problem is
solved.
Go to step 6. The problem is
solved.
Go to step 7. Contact
support.
Contact customer The problem is
support. solved.
138
customer