Toshiba Satellite M40 User Manual page 196

RGB: Red, green, and blue. A device that uses three input signals, each
RJ11: A modular telephone jack.
ROM: Read Only Memory: A nonvolatile memory chip manufactured to
RS-232C: The Electronic Industries Association (EIA) interface standard
S
SCSI: Small Computer System Interface is an industry standard interface
serial: The handling of data bits one after the other.
serial communications: A communications technique that uses as few as
serial interface: Refers to a type of information exchange that transmits
serial port: A communications port to which you can connect devices,
SIO: Serial Input/Output. The electronic methodology used in serial data
soft key: Key combinations that emulate keys on the IBM keyboard,
software: The set of programs, procedures and related documentation
stop bit: One or more bits of a byte that follow the transmitted character or
subpixel: Three elements, one red, one green and blue (RGB), that make
S-video: This connection provides separate lines for contrast and colour,
synchronous: Having a constant time interval between successive bits,
system disk: A disk that has been formatted with an operating system. For
User's Manual
activating an electron gun for a primary additive colour (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.
that describes the 25-pin connector interface and control, data, and
status signals that allow asynchronous communications between
computers, printers, communications and other peripheral devices.
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.
such as a modem, mouse, or serial printer.
transmission.
change some configuration options, stop program execution, and
access the numeric keypad overlay.
associated with a computer system. Specifically refers to computer
programs that direct and control the computer system's activities.
See also hardware.
group codes in asynchronous serial communications.
up a pixel on the colour LCD. The computer sets subpixels
independently, each may emit a different degree of brightness. See
also pixel.
which produces a video image superior to that produced by a
composite connection. See also RCA jack.
characters or events.
MS-DOS the operating system is contained in two hidden files and
the COMMAND.COM file. You can boot a computer using a system
disk. Also called an operating system disk.
Glossary
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