Lexmark CX825 Service Manual page 80

Actions
Step 5
Check the white and black reference strips on the bottom of the
ADF float plate for contamination.
Are the reference strips free of contamination?
Step 6
Clean the reference strips.
Does the problem remain?
Step 7
a
Open the ADF bottom door.
b
In the bottom door, check the white and black reference strips
on the calibration roller for contamination.
Are the reference strips free of contamination?
Step 8
Clean the reference strips.
Does the problem remain?
Step 9
a
Clean the white strip on the bottom of the large platen glass of
contamination, and then reset the printer.
b
Perform a scan-to-print test using both the ADF and scanner
unit assemblies.
Does the problem remain?
Step 10
a
Replace the appropriate CCDM.
b
Perform a scan-to-print test using both the ADF and scanner
unit assemblies.
Does the problem remain?
Step 11
Replace the printer controller board. See
removal" on page 677.
Does the problem remain?
"Controller board
Diagnostic information
80
Yes No
Go to step 7. Go to step 6.
Go to step 7. The problem is
solved.
Go to step 9. Go to step 8.
Go to step 9. The problem is
solved.
Go to step 10. The problem is
solved.
Go to step 11. The problem is
solved.
Contact the next The problem is
level of support. solved.
7564