Sharp MX-C507P - Page 75

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Diagnostics and troubleshooting
41
Action
Yes
No
Step 1
Make sure all the packing materials on the imaging unit are
removed.
Does the problem remain?
Go to step 2.
The problem is
solved.
Step 2
a Enter the Diagnostics menu, and then navigate to:
Advanced Print Quality Samples > Advanced Print Quality
Samples
b Check the test page.
Is only one color missing?
Go to step 3.
Go to step 5.
Step 3
Check the contacts between the imaging unit and developer unit
of the affected color.
Are the contacts clean?
Go to step 5.
Go to step 4.
Step 4
Clean the contacts.
Does the problem remain?
Go to step 5.
The problem is
solved.
Action
Yes
No
Step 8
Remove the printhead, and then clean the printhead lenses. See
“Printhead removal” on page 397 .
Does the problem remain?
Go to step 9.
The problem is
solved.
Step 9
Replace the printhead. See “Printhead removal” on page 397 .
Does the problem remain?
Contact the next
level of support.
The problem is
solved.