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GLOSSARY
Glossary-12
subpixel: Three elements, one red,
one green and blue (RGB), that make
up a pixel on the color LCD. The
computer sets subpixels indepen-
dently, each may emit a different
degree of brightness. See also pixel.
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.
T
Tablet PC: A fully functional com-
puter that runs Microsoft Windows
XP Tablet PC Edition. With a Tablet
PC, you can write directly on the
screen by using a tablet pen and use
the pen to perform mouse functions.
terminal: A typewriter-like keyboard
and CRT display screen connected to
the computer for data input/output.
TFT: A color LCD technology that
applies individual transistors to each
pixel enabling fine display control and
excellent screen legibility.
TOSHIBA Power Saver: A TOSHIBA
utility that lets you set the parameters
for various power-saving functions.
ROM
ROM: Read Only Memory: A
nonvolatile memory chip manufac-
tured to contain information that
controls the computer’s basic opera-
tion. You cannot access or change
information stored in ROM.
S
SCSI: Small Computer System
Interface is an industry standard
interface for connection of a variety of
peripheral devices.
SD card: SD (Secure Digital) card was
developed as a non-volatile memory
card with a postage stamp size
(24X32X2.1 mm). SD card is featuring
the function of copyright protection.
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.
stop bit: One or more bits of a byte
that follow the transmitted character or
group codes in asynchronous serial
communications.