Outline extraction

The boundary between black and white areas is traced and the outline extracted for closed areas.

PAPER JAM

A warning informing the user that document is jammed in the transport unit, or that transportation is disabled because the transport unit is slippery. This warning also appears when a double feed is detected.

Photograph mode (White level follower OFF)

Selecting photograph mode makes brightness and contrast settings effective but prevents the threshold from being set. With photograph mode, the darkness of image corresponds to the black-pixel density, making it suitable in scanning images such as photographs having gradations.

Photo mode = photograph mode

A photograph is read properly in this mode.

Portrait orientation

A document is transported and read with the long side parallel to the moving direction.

Read operation

Refers to the reading operation including Simplex reading and Duplex reading.

RS-232C interface

A type of serial interface. See Serial interface.

SCSI ID

Used to specify a particular SCSI device when the initiator selects a target or the target reconnects to the initiator.

Simplex reading mode

Only the front side of the document is read in this mode. Place the documents face up at the center of the ADF paper chute.

fi-4220C Image Scanner Operator’s Guide

 

GL-5