Glossary 131
Fuser Unit
The part of a laser printer that fuses the toner onto the print media.
It consists of a heat roller and a pressure roller. After toner is
transferred onto the paper, the fuser unit applies heat and pressure
to ensure that the toner stays on the paper permanently, which is
why paper is warm when it comes out of a laser printer.
Gateway
A connection between computer networks, or between a computer
network and a telephone line. It is very popul ar, a s it i s a co mput er or
a network that allows access to another computer or network.
Grayscale
A shades of gray that represent light and dark portions of an image
when color images are converted to grayscale; colors are
represented by various shades of gray.
Halftone
An image type that simulates grayscale by varying the number of
dots. Highly colored areas consist of a large number of dots, while
lighter areas consist of a smaller number of dots.
HDD
Hard Disk Drive (HDD), commonly referred to as a har d drive or ha rd
disk, is a non-volatile storage device which stores digitally-encoded
data on rapidly rotating platters with magnetic surfaces.
IEEE
The Institute of Electrical and Electronics Engineers (IEEE) is an
international non-profit, professional organization for the
advancement of technology related to electricity.
IEEE 1284
The 1284 parallel port standard was developed by the Institute of
Electrical and Electronics Engineers (IEEE). The term "1284-B" refers
to a specific connector type on the end of the parallel cable that
attaches to the peripheral (for example, a printer).
Intranet
A private network that uses Internet Protocols, network connectivity,
and possibly the public telecommunication system to securely share
part of an organization's information or operations with its
employees. Sometimes the term refers only to the most visible
service, the internal website.