Action Yes No
Step 4
Clean or repair the smart chip contact.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
a Remove the right cover. See “Right cover removal” on
page 237.
b Reseat the smart chip contact cable on the controller board.
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
Check whether the imaging unit installed is genuine.
Is the imaging unit a genuine and supported Lexmark unit?
Go to step 8. Go to step 7.
Step 7
Install a genuine and supported Lexmark imaging unit.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
a Check the imaging unit contacts for contamination.
b Check the toner delivery mechanism for damage.
c Check the photoconductor drum for scratches and damage.
Are the imaging unit and its contacts free of contamination and
damage?
Contact the next
level of support.
Go to step 9.
Step 9
Clean or replace the imaging unit.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
133 errors
133 error messages
Error code Description Action
133.04 CTLS timeout was detected at the imaging unit. See
“Imaging unit CTLS error service check”
on page 141.
133.05 CTLS reading at the imaging unit is above the
maximum expected value.
133.06 CTLS reading at the imaging unit is below the
minimum expected value.
133.08 Excessive CTLS noise was detected at the
imaging unit.
7018
Diagnostics and troubleshooting
140
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