A gray line or margin appears on the side of the scanned document.

I cannot find the destination computer on the network when I try to scan a document using the machine's Scan key or control panel.

Can not scan a long document.

Pages are black when viewing the scanned documents in my Android™ mobile device using Brother Image Viewer application.

When viewing the scanned documents in my Android™ mobile device using the Brother Image Viewer application, all the even-numbered pages are blank.