Action Yes No
Step 6
Perform the color alignment service check for all the colors.
Does the problem remain?
Go to step 7. The problem is
solved.
Step 7
Perform the auto alignment sensors service check.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
Remove the printhead, and then check the printhead lenses for
contamination. See
“Printhead removal” on page 413.
Are the lenses contaminated?
Go to step 9. Go to step 10.
Step 9
Clean the lenses, and then reinstall the printhead.
Does the problem remain?
Go to step 10. The problem is
solved.
Step 10
Replace the EP gear box. See
“EP gear box removal” on
page 356.
Does the problem remain?
Go to step 11. The problem is
solved.
Step 11
Replace the printhead. See
“Printhead removal” on page 413.
Does the problem remain?
Go to step 12. The problem is
solved.
Step 12
Replace the controller board. See
“Controller board removal” on
page 409.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Horizontal colored lines or banding check
ABCDE
ABCDE
ABCDE
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Diagnostic information
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