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lel data transmission. Centronics is often
used as a synonym for the parallel standard
developed by Centronics Inc.
Character set
The complete set of characters available in
a font.
Checkbox
A small box associated with an option in a
dialog box or window. You can click on
the checkbox to turn the option on or off.
An option is on when there is an X in the
checkbox.
Click
To position the pointer arrow on an object
on your display and to press the left button
of your mouse.
Command
An instruction that causes the computer to
perform some action.
Configuration
(1) Your computer set up. (2) Your hard-
ware: the computer, displays, keyboard and
peripheral devices.
CPI
An abbreviation for Characters Per Inch.
D
Data bits
The number of bits in a transmitted byte
that actually contains data.
Default
A preset value or setting on your computer
which you can change.
Dialog box
A box which contains a message or instruc-
tions for you to follow or a box containing
options from which you can select.
Document
Whatever you created on your computer
using an application program.
Double-click
To position your pointer arrow on an ob-
ject, such as an icon, and to press the left
mouse button twice in quick succession
without moving your mouse.
Drag and drop
To position your pointer arrow on an ob-
ject and press and hold the left mouse but-
ton, moving the mouse and releasing the
button.
Duplex Printing
Printing on both sides of the page.
E
EEPROM
Electronically Erasable Programmable
Read Only Memory. It has an internal
switch to permit the user to erase the con-
tents and write new contents into it by
means of electrical signals.
EET
An abbreviation for Edge Enhancement
Technology. It is a smoothing technique
developed by Destiny Technology.
EPS
An abbreviation of Encapsulated
PostScript.
Engine
This is the mechanical printer developer
and laser portion of the printer.
EP Cartridge (electrophotographic
cartridge)
A type of process cartridge which contains
the photosensitive drum and toner. Also
called a toner cartridge.
Emulation
One printer's imitation of the functions of
another printer.
Expansion RAM board
An available option that is easily attached
to the computer to increase memory.