Are the pad assy and the pick roller dirty?
Clean the pad assy and the pick roller.
For details, refer to here in the ScanSnap Help.
Is the pick roller installed correctly?
Remove the pick roller, and then install it again.
For details about how to remove and install the pick roller assembly, refer to here in the ScanSnap Help.
Is there any foreign matter inside the ScanSnap?
Perform the following:
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Remove the document from the ADF paper chute (cover).
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Pull the ADF release tab
towards you to open the ADF top section
.
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Clear any foreign matter from the inside of the ScanSnap.
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Close the ADF top section.
Close the ADF top section until it locks in place.
ATTENTION-
Make sure that the ADF top section is completely closed.
Otherwise, paper jams or other feeding errors, or image faults may occur.
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