dithering

A halftoning method in which dots are printed in a predetermined pattern to simulate a shade or tone. Dithering works best for images with solid colors, such as charts and graphs. See also halftoning.

dot matrix

A method of printing in which each letter or symbol is formed by a pattern (matrix) of individual dots.

draft

The print mode used by your printer when you select Draft as the font. The Draft font uses fewer dots per character for faster printing. See also high-speed draft and near letter quality.

driver

See printer driver.

ESC/P2

The enhanced version of the ESC/P2 printer command language. Commands in this language produce laser-like features, such as scalable fonts and enhanced graphics printing.

fanfold paper

See continuous paper.

font

A style of type designated by a name such as Roman or Sans Serif.

form feed (FF)

A control panel button and control code that advances the paper to the next top- of-form position.

halftoning

A method of using dot patterns to represent an image. Halftoning makes it possible to produce varying shades of gray using only black dots, or a nearly infinite array of colors using only a few colors of dots.

hex dump

A troubleshooting feature that helps identify the cause of communication problems between the printer and the computer. When the printer is in hex dump mode, it prints each code that it receives in hexadecimal notation and as ASCII characters. Also called data dump.

high-speed draft

A draft printing mode you can select using the printer’s default-setting mode or the EPSON Remote! utility. High-speed draft uses a minimum number of dots per character to produce extremely high-speed printing. See also draft and near letter quality.

interface

The connection (via a cable) between the computer and the printer over which print data is transmitted to the printer.

2Glossary