Double Feed Detection; Dropout Color - Fujitsu M4097D Operator's Manual

Bit
The smallest unit of information in computer memory. A bit is a single digit, either a 1 or a 0, in the binary
numbering system. Eight bits equal one byte.
Density
In this manual, refers to a measurement of the depth of the display.
Dither
Technique for producing halftone images by representing the entire grayscale with only two pixel levels,
black and white.

Double feed detection

A scanner function which detects the accidental feeding of multiple sheets by the ADF unit. Can be turned
on or off by the operator.
dpi
Dots per inch.

Dropout color

A color which is used in the document but does not appear in the read image.
Duplex reading mode
A reading mode in which both sides of the document are read.
Equipment Error
An error that cannot be corrected by the operator. Call CE.
GL-2