Fixing Scan Quality Issues; Dark Image Quality (Using The Adf Or Scanner) Check - Lexmark CX725 Service Manual

Fixing scan quality issues

Dark image quality (using the ADF or scanner) check

Actions
Step 1
Isolate the scanner system by printing the advanced print quality
samples directly from the printer.
Enter the Diagnostics menu, and then navigate to:
Advanced Print Quality Samples > Advanced Print Quality
Samples
Is the scan defect seen on the print quality samples?
Step 2
Identify, and then resolve the print quality defect. See
quality issues" on page
Does the problem remain?
Step 3
Check the large and small platen glasses on the flatbed scanner
for contamination.
Are the platen glasses free of contamination?
Step 4
Clean both sides of the platen glasses.
Does the problem remain?
Step 5
Check the white reference strip 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
Perform a scan-to-print test using both the ADF and scanner unit
assemblies.
Does the problem remain?
36.
Diagnostic information
Yes
Go to step 2.
Go to step 3.
"Fixing print
Go to step 5.
Go to step 5.
Go to step 7.
Go to step 7.
Go to step 8.
64
7528
No
Go to step 3.
The problem is
solved.
Go to step 4.
The problem is
solved.
Go to step 6.
The problem is
solved.
The problem is
solved.