Toshiba Satellite Pro 4320 - Manual (Page 223)

User's Manual Glossary 13
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Satellite Pro 4200/4300 User's Manual – 4200_UK.doc – ENGLISH – Printed on 27/01/00 as IM_420UK
S
SCSI: Small Computer System Interface is an industry standard interface
for connection of a variety of peripheral devices.
serial communications: A communications technique that uses as few as
two interconnecting wires to send bits one after another.
serial interface: Refers to a type of information exchange that transmits
information sequentially, one bit at a time. Contrast: Parallel
interface.
serial port: A communications port to which you can connect devices,
such as a modem, mouse, or serial printer.
serial: The handling of data bits one after the other.
SIO: Serial Input/Output. The electronic methodology used in serial data
transmission.
soft key: Key combinations that emulate keys on the IBM keyboard,
change some configuration options, stop program execution, and
access the numeric keypad overlay.
software: The set of programs, procedures and related documentation
associated with a computer system. Specifically refers to computer
programs that direct and control the computer system’s activities.
See also hardware.
standby: See resume.
stop bit: One or more bits of a byte that follow the transmitted character or
group codes in asynchronous serial communications.
subpixel: Three elements, one red, one green and blue (RGB), that make
up a pixel on the colour LCD. The computer sets subpixels
independently, each may emit a different degree of brightness. See
also pixel.
suspend: See resume.
S-video: This connection provides separate lines for contrast and colour,
which produces a video image superior to that produced by a
composite connection. See also RCA jack.
synchronous: Having a constant time interval between successive bits,
characters or events.
system disk: A disk that has been formatted with an operating system.
For 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.