Toshiba Portege A 100 User Manual page 175

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 necessary configurations in the computer.
port: The electrical connection through which the computer sends and
receives data to and from devices or other computers.
Power Saver Utility: A TOSHIBA utility that lets you set the parameters
for various power-saving functions.
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
fibreglass, 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
classification 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 computer, 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 colour (red, green,
and blue) or port for using such a device. See also CRT.
RJ11: A modular telephone jack.
RJ45: A modular LAN jack.
ROM: Read Only Memory: A non-volatile memory chip manufactured to
contain information that controls the computer's basic operation.
You cannot access or change information stored in ROM.
Portégé A100
Glossary
10