Glossary

Sony Notebook User Guide

 

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107

Term

Definition

 

 

TFT

Short for Thin Film Transistor. Top-of-the-range notebook display for excellent picture

 

quality. The TFT technology offers the sharpest resolution for flat displays; each pixel is

 

supported by one to four transistors.

 

 

TNV

Short for Telecommunications Network Voltage. A secondary circuit that, under normal

 

operating conditions, carries telecommunication signals. A typical TNV-circuit is a PSTN

 

(Public Switched Telephone Network) modem.

 

 

UPS

A UPS (Uninterruptible Power Supply) is a device including a battery that protects your

 

computer from data loss in the event of a power failure. The battery takes over as soon as

 

a power interruption is detected. If you are using the computer when the power failure

 

occurs, you have time to save all unsaved data and to shut down your computer.

 

 

USB

USB (Universal Serial Bus) is a hardware interface for attaching devices (such as a keyboard,

 

mouse, joystick, scanner or printer). You can connect up to 127 devices to a USB port. The

 

USB standard is Hot Plug and Play.

 

 

VAIO

Short for Video Audio Integrated Operation. Brand name covering Sony's PC products,

 

peripherals, accessories and software. VAIO-branded items are all designed to make the best

 

use of Sony's Audio-Video (AV) and Information Technology (IT) skills.

 

 

WAN

WAN (Wide Area Network) is a computer network connected together and covering a

 

relatively large geographical area. This is in contrast to LAN, where the network is usually

 

set up within one building or small geographical area. The largest existing WAN is the

 

Internet.

 

 

XGA

Short for Extended Graphic Array, a graphics standard. An XGA board can provide up to

 

1,024 x 768 pixels and supports up to 65 thousand colours.