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Toshiba Qosmio G30 HD-DVD (PQG32) User Manual

Page 294

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Glossary-12

User’s Manual

Glossary

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
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 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”). 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.

RJ45: A modular LAN jack.

ROM: Read Only Memory: A nonvolatile memory chip manufactured to

contain information that controls the computer’s basic operation.
You cannot access or change information stored in ROM.

S

S-Video: Short for Super-Video, a type of connection used by S-VHS

videocassette players, camcorders, DVD players, etc. to transmit
high-quality video signals.

SCSI: Small Computer System Interface is an industry standard interface

for connection of a variety of peripheral devices.

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