Horizontal Colored Lines Or Banding Check - Lexmark CS720 Service Manual

Action
Step 6
Perform the color alignment service check for all the colors.
Does the problem remain?
Step 7
Perform the auto alignment sensors service check.
Does the problem remain?
Step 8
Remove the printhead, and then check the printhead lenses for
contamination. See "Printhead removal" on page
Are the lenses contaminated?
Step 9
Clean the lenses, and then reinstall the printhead.
Does the problem remain?
Step 10
Replace the EP gear box. See
page 302.
Does the problem remain?
Step 11
Replace the printhead. See
Does the problem remain?
Step 12
Replace the controller board. See
page 357.
Does the problem remain?

Horizontal colored lines or banding check

ABCDE
ABCDE
ABCDE
361.
"EP gear box removal" on
"Printhead removal" on page
"Controller board removal" on
Diagnostic information
41
Yes
Go to step 7.
Go to step 8.
Go to step 9.
Go to step 10.
Go to step 11.
Go to step 12.
361.
Contact the next
level of support.
5028
No
The problem is
solved.
The problem is
solved.
Go to step 10.
The problem is
solved.
The problem is
solved.
The problem is
solved.
The problem is
solved.