Check the following points

• Are the document pad and the document bed clean?

• Did you scan with the document cover opened?

• Is the shape of the document a rectangle?

• Is the document folded?

• Are you using documents with a black background or edges?

If the problem still persists, check each item in Before You Contact the Scanner Service Provider first, then contact the distributor/dealer where you purchased this product. Refer to the contact information in the Contact List if supplied with this product, or refer to the contact information in the Contact for Inquiries section if provided in Safety Precautions supplied with this product, and then make an inquiry.

Are the document pad and the document bed clean?

Solution

Clean the dirty parts.

For details, refer to Cleaning the Inside of the Scanner.

Did you scan with the document cover opened?

Solution

Close the document cover before scanning.

Is the shape of the document a rectangle?

Solution

If the shape of the document is not a rectangle, automatic page size detection does not work correctly.

Is the document folded?

Solution

Flatten the folded document.

Are you using documents with a black background or edges?

Solution

If the document has a black background or edges, automatic page size detection does not work correctly.