Toshiba Satellite U305-S2804 User Manual page 150

printed circuit board (PCB): A hardware component of a processor to
program: A set of instructions a computer can execute that enables it to
prompt: A message the computer provides indicating it is ready for or
R
Radio frequency interference (RFI) shield: A metal shield enclosing the
Random Access Memory (RAM): High speed memory within the
restart: Resetting a computer without turning it off (also called "warm boot"
RGB: Red, green, and blue. A device that uses three input signals, each
RJ11: A modular telephone jack.
RJ45: A modular LAN jack.
ROM: Read Only Memory: A nonvolatile memory chip manufactured to
S
SCSI: Small Computer System Interface is an industry standard interface
serial communications: A communications technique that uses as few as
serial interface: Refers to a type of information exchange that transmits
SIO: Serial Input/Output. The electronic methodology used in serial data
soft key: Key combinations that emulate keys on the IBM keyboard,
User's Manual
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.
achieve a desired result. See also application.
requires information or an action from you.
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.
computer circuitry that can be read or written to.
or "soft reset"). See also boot.
activating an electron gun for a primary additive color (red, green,
and blue) or port for using such a device. See also CRT.
contain information that controls the computer's basic operation.
You cannot access or change information stored in ROM.
for connection of a variety of peripheral devices.
two interconnecting wires to send bits one after another.
information sequentially, one bit at a time. Contrast: Parallel
interface.
transmission.
change some configuration options, stop program execution, and
access the numeric keypad overlay.
Glossary
Glossary-11