Actions Yes No
Step 7
a Replace the flatbed. See “Flatbed removal” on page 435.
b Perform a scan-to-print test using both the ADF and scanner
unit assemblies.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Spots (using the
flatbed
scanner) check
Actions Yes No
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?
Go to step 2. Go to step 3.
Step 2
Identify, and then resolve the print quality defect. See
“Fixing print
quality issues” on page 36.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Check the large platen glass on the scanner unit assembly for
contamination or damage.
Is the glass free of contamination and damage?
Go to step 5. Go to step 4.
Step 4
a Clean the platen glass or replace the flatbed cushion.
b Perform a scan-to-print test using both the ADF and scanner
unit assemblies.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Check the flatbed for dust or contamination.
Is the flatbed free of dust or contamination?
Go to step 6. Contact the next
level of support.
7528
Diagnostic information
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