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Confidential
4.7.4 Wrinkles on documents
<User Check>
- Check if the Document guide is correctly set to the document size.
- Check if documents are not curled.
4.7.5 Document size not correctly detected
<User Check>
- Check if documents are within the specified size.
Step Cause Solution
1 Document separation roller 
worn out
Replace the Document separate roller ASSY.
2 Each paper feed roller worn 
out
Replace the ADF unit.
Step Cause Solution
1 Document caught in the 
document scanning position 
actuator
Set the Document scanning position actuator 
into place.
2 Document scanning position 
sensor defective
Replace the Document scanning position 
sensor PCB ASSY.
3 ADF motor defective Replace the ADF unit.
4 Main PCB defective Replace the Main PCB ASSY.