Lexmark C93x Service Manual page 243

Deletions
Step
1 Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the problem remain?
2
Replace the transfer belt unit assembly. Go to
"Transfer belt unit assembly removal" on page
Does the problem remain?
3
Check the upper printer engine card assembly.
Replace the upper printer engine card assembly.
Go to "Upper printer engine card assembly removal"
on page 4-79.
Perform a print test.
Does the problem continue?
Check
4-16.
Yes
Go to step 2. Problem solved.
Go to step 3. Problem solved.
Replace the RIP Problem solved.
card assembly.
"RIP card
Go to
assembly
removal" on
page 4-75.
Diagnostic information
5057-XXX
No
2-153