Fujitsu Lifebook E342, Manual

Page: 196 / 208

A p p e n d i c e s
190
IRQ
Interrupt Request. An acronym for the hard-
ware signal to the CPU that an external event
has occurred which needs to be processed.
KB
Kilobyte.
Kilobyte
1,024 bytes (2 raised to the tenth power).
LAN
Local Area Network. An interconnection of
computers and peripherals within a single
limited geographic location which can pass
programs and data amongst themselves.
LBA
Logical Block Addressing. A method of locating
data stored on a disk.
LCD
Liquid Crystal Display. A type of display which
makes images by controlling the orientation of
crystals in a crystalline liquid.
Lithium ion Battery
A type of rechargeable battery which has a high
power-time life for its size and is not subject to
the memory effect as Nickel Cadmium batteries.
LPT Port
Line Printer Port. A way of referring to parallel
interface ports because historically line printers
were the first and latter the most common
device connected to parallel ports.
MB
Megabyte.
Megabyte
1,048,576 bytes
(2 raised to the twentieth power).
Megahertz
1,000,000 cycles per second.
Memory
A repository for data and applications which is
readily accessible to your computer CPU.
MHz
Megahertz.
MIDI
Musical Instrument Digital Interface. A stan-
dard communication protocol for exchange of
information between computers and sound
producers such as synthesizers.
Modem
A contraction for MOdulator-DEModulator.
The equipment which connects a computer or
other data terminal to a communication line.
MMX Technology
MMX technology is an Intel processor enhance-
ment that improves multimedia and communi-
cation applications. The Pentium processor with
MMX technology boasts three primary architec-
tural design enhancements: 57 powerful new
instructions specifically designed to manipulate
and process video, audio and graphical data effi-
ciently; Single Instruction Multiple Data (SIMD)
enabling one instruction to perform the same
function on multiple pieces of data; and more
L1 cache for a total of 32KB.