Glossary
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N
Noise removal
A function which improves the quality of an image by removing isolated noise that appear as black dots in a white area (or
vice versa).
O
OCR (Optical Character Recognition)
A device or a technology that recognizes the text on documents and converts them into text data that can be edited. The
shape of the characters are recognized by the differences in the light reflected off the documents.
Operator panel
A panel that consists of a display and buttons. It is used for scanner operations such as selecting functions and changing
settings.
Overscan
A function that scans the document in a size larger than the specified paper size.
P
Paper jam
Refers to an error in which a document is jammed inside the paper path or feeding is interrupted by documents slipping.
Paper Protection
A function that detects anomalies upon feeding the documents and stops the scan when:
When the scanner detects a document that was unusually warped by a feeding error
When the scanner detects paper jam noise
When the scanner either detects a document that was unusually warped by a feeding error or detects paper jam noise
Patch code
A special code to let the scanner recognize the start and the end of each job or image mode.
