Lexmark C935 Service Manual page 251

Step
7 Check the developer/transfer roll HVPS card assembly.
Replace the developer/transfer roll HVPS card
assembly.
Go to "Developer / transfer roll HVPS card assembly
removal" on page
Perform a print test.
Does the problem remain?
8 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
4-112.
Yes No
Go to step 8. Problem solved.
Replace the RIP Problem solved.
card assembly.
Go to "RIP card
assembly
removal" on
page 4-86.
Diagnostic information
5057-XXX
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