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Toshiba SATELLITE L300 User Manual

Page 150

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User’s Manual

Glossary-2

Glossary

IDE: integrated drive electronics

I/O: input/output

IrDA: Infrared Data Association

IRQ: interrupt request

KB: kilobyte

LCD: liquid crystal display

LED: light emitting diode

LSI: large scale integration

MB: megabyte

OCR: optical character recognition (reader)

PCB: printed circuit board

PCI: peripheral component interconnect

RAM: random access memory

RGB: red, green, and blue

ROM: read only memory

RTC: real time clock

SCSI: small computer system interface

SIO: serial input/output

TFT: thin-film transistor

UART: universal asynchronous receiver/transmitter

USB: Universal Serial Bus

VESA: Video Electronic Standards Association

VGA: video graphics array

VRT: voltage reduction technology

WXGA+: wide extended graphics array plus

WUXGA: wide ultra extended graphics array

XGA: extended graphics array

A

adapter: A device that provides an interface between two dissimilar

electronic devices. For example, the AC adapter modifies the power
from a wall outlet for use by the computer. This term also refers to
the add-in circuit cards that control external devices, such as video
monitors and magnetic tape devices.

allocate: To assign a space or function for a specific task.
alphanumeric: Keyboard characters including letters, numbers and other

symbols, such as punctuation marks or mathematical symbols.

alternating current (AC): Electric current that reverses its direction of flow

at regular intervals.