Lexmark C935 Service Manual page 253

Step
8 Check the printhead assembly.
Replace the printhead assembly.
Go to "Printhead assembly removal" on page
Does the error continue?
9 Check the upper printer engine card assembly.
Replace the upper printer engine card assembly.
Go to "Upper printer engine card assembly removal"
on page 4-90.
Perform a print test.
Does the error continue?
Check
4-104.
Yes No
Go to step 9. Problem solved.
Problem solved. Replace the RIP
card assembly.
Go to "RIP card
assembly
removal" on
page 4-86.
Diagnostic information
5057-XXX
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