- TOSHIBA Personal Computer M200 User's Manual

G
LOSSARY
Glossary-11
peripheral device: An I/O device that
is external to the central processor and/
or main memory such as a printer or a
mouse.
pixel: A picture element. The smallest
dot that can be made on a display or
printer. Also called a pel.
plug and play: A capability with
Windows that enables the system to
automatically recognize connections of
external devices and make the neces-
sary configurations in the computer.
port: The electrical connection
through which the computer sends and
receives data to and from devices or
other computers.
printed circuit board (PCB): A
hardware component of a processor to
which integrated circuits and other
components are attached. The board
itself is typically flat and rectangular,
and constructed of fiberglass, to form
the attachment surface.
program: A set of instructions a
computer can execute that enables it to
achieve a desired result. See also
application.
prompt: A message the computer
provides indicating it is ready for or
requires information or an action from
you.
R
Radio frequency interference (RFI)
shield: A metal shield enclosing the
printed circuit boards of the printer or
computer to prevent radio and TV
interference. All computer equipment
generates radio frequency signals.
The FCC regulates the amount of
signals a computing device can allow
past its shielding. A Class A device is
sufficient for office use. Class B
provides a more stringent classifica-
tion for home equipment use.
TOSHIBA portable computers comply
with Class B computing device
regulations.
Random Access Memory (RAM):
High speed memory within the
computer circuitry that can be read or
written to.
restart: Resetting a computer without
turning it off (also called ‘warm boot’
or ‘soft reset’). To restart the com-
puter, press Ctrl + Alt + Del while the
computer is on. See also boot.
RGB: Red, green, and blue. A device
that uses three input signals, each
activating an electron gun for a
primary additive color (red, green, and
blue) or port for using such a device.
See also CRT.
RJ11: A modular telephone jack.
RJ11