Sharp MX-C528P User Manual page 156

Troubleshoot a problem
Gray or colored background
Note: Before solving the problem, print the Print Quality Test Pages. From the home screen, touch Settings >
Troubleshooting > Print Quality Test Pages.
Action
Step 1
a
Depending on your operating system, increase toner darkness
from the Printing Preferences or Print dialog.
Note: You can also change the setting on the printer control
panel. From the home screen, touch Settings > Print >
Quality > Toner Darkness.
b
Print the document.
Does gray or colored background appear on prints?
Step 2
a
Perform Color Adjust.
From the home screen, touch Settings > Print > Quality >
Advanced Imaging > Color Adjust.
b
Print the document.
Does gray or colored background appear on prints?
Step 3
a
Remove the color imaging kit, and then remove the black
imaging unit.
Warning—Potential Damage: Do not expose the color
imaging kit and black imaging unit to direct light for more
than 10 minutes. Extended exposure to light may cause print
quality problems.
Warning—Potential Damage: Do not touch the
photoconductor drum under the color imaging kit and black
imaging unit. Doing so may affect the quality of future print
jobs.
b
Insert the black imaging unit, and then insert the color imaging
kit.
c
Print the document.
Does gray or colored background appear on prints?
Yes No
Go to step 2. The problem is
solved.
Go to step 3. The problem is
solved.
Contact your dealer. The problem is
solved.
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