Multifeed Detection; Paper Jam; Pick Roller - Fujitsu ScanSnap N1800 Operating Manual

Legal size
A standard international paper size. (215.9 × 355.6 mm / 8.5 × 14 in.)
Letter size
A standard North American paper size. (215.9 × 279.4 mm / 8.5 ×11 in.)
MMR
ITU-T (CCITT) T.6 compression.
A compression method used when the color mode is black and white.

Multifeed detection

A scanner function which detects accidental feeding of multiple sheets into the ADF.
Noise
Isolated white (black) dots appearing on black (white) areas of an image.
Pad assy (PAD ASSY)
A collection of rubber pads and metal leaf springs that is used to help separate a
single document sheet from a batch in the ADF paper chute for feeding into the
ADF.

Paper jam

A warning that appears when a document sheet is jammed in the document feed
path, or document feeding is interrupted by a slipping sheet.

Pick roller

Rollers that feed documents through the ADF.
Portrait orientation
A document with its long side vertical and its short side horizontal.
See also "Landscape orientation".
Postcard size
A standard paper size. (100 × 148 mm / approximately 3.94 × 5.83 in.)
Portrait orientation is used for this scanner.
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