default

A value or setting that takes effect when the equipment is turned on, reset, or initialized.

download font

A font that is loaded into the printer’s memory from an outside source, such as a computer.

dpi

Dots per inch. This is a measure of print resolution.

driver

The part of an application program that converts commands from the program into commands used by the printer. Also known as the printer driver.

drum

The part of the printer mechanism where the image is formed and transferred to the paper.

electrophotographic process

The printing method used by your printer. In this process, a low-power laser is used to expose selected portions of a revolving photosensitive drum. Toner is then attracted to the exposedareasofthedrumtoformamirrorimageofthepage tobe printed. The toner adheringto thedrum is then transferredtothesurfaceofthepaperwhereitisfusedinplace using a process combining heat and pressure.

ESC (escape) code

A special control code used to begin most printer commands.

Glossary GL-3