Toshiba Satellite Pro 4300 User Manual page 219

L
level 2 cache: See cache.
Light Emitting Diode (LED): A semiconductor device that emits light
Liquid Crystal Display (LCD): Liquid crystal sealed between two sheets
LSI: Large Scale Integration. 1) A technology that allows the inclusion of
M
main board: See motherboard.
maths co-processor: A circuit built into the processor that is dedicated to
MDA: Monochrome Display Adaptor. A video display protocol defined by
megabyte (MB): A unit of data storage equal to 1024 kilobytes. See also
megahertz: A unit of wave frequency that equals 1 million cycles per
menu: A software interface that displays a list of options on the screen.
microprocessor: A hardware component contained in a single integrated
million byte: A unit of data storage equal to 1,000,000 bytes.
MMX: Refers to microprocessors with additional instructions beyond the
User's Manual
when a current is applied.
of glass coated with transparent conducting material. The viewing-
side coating is etched into character forming segments with leads
that extend to the edge of the glass. Applying a voltage between
the glass sheets alters the brightness of the liquid crystal.
up to 100,000 simple logic gates on a single chip. 2) An integrated
circuit that uses the large scale integration.
intensive math calculations.
the IBM Monochrome Display Adaptor and its associated circuitry
for direct drive TTL displays that supports a monochrome 720x350
text mode.
kilobyte.
second. See also hertz.
Also called a screen.
circuit that carries out instructions. Also called the central
processing unit (CPU), one of the main parts of the computer.
x86 standard. The instructions were developed on the basis of
multimedia code requirements and thus improve the performance
of multimedia applications.
Glossary 9