5.2 Remedying Typical Troubles

Symptom 9 Does double-feed occur frequently?

Do the documents satisfy conditions described under the "Precautions" in "6.2 Document Paper Quality"?

YES

When the double-feed detection is ON, are the double-feed detection conditions fulfilled? (*2)

YES

Were the documents fanned before loaded into the ADF paper chute?

YES

NO

NO

NO

Use documents that satisfy the requirements. (*1)

Fulfill the double-feed detection conditions. (*2)

Fan the document before loading, or reduce number of sheets of the documents.

Have the documents just been printed out on a copier or laser printer?

NO

Is the document stack 5 mm or less?

YES

YES Fan the documents 3 or 4 times to remove static electricity from the paper.

NO

 

Reduce the number of sheets

 

 

 

 

 

of the document.

 

 

 

 

 

Continued on next page

5

TROUBLESHOOTING

fi-4220C Image Scanner Operator’s Guide

 

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