Toshiba Tecra 8100 Manuel d'utilisateur télécharger pdf (Page 217)

User's Manual Glossary 11

Version

Last Saved on 10/12/99 02:16

Tecra 8100 User's Manual – 8100_UK.DOC – ENGLISH – Printed on 13/12/99 as

IM8100UK

Radio frequency interference (RFI) shield:

A metal shield enclosing the

printed circuit boards of the printer or computer to prevent radio

and TV interference. All computer equipment generates radio

frequency signals. The FCC regulates the amount of signals a

computing device can allow past its shielding. A Class A device is

sufficient for office use. Class B provides a more stringent

classification for home equipment use. Toshiba portable computers

comply with Class B computing device regulations.

RAMDRIVE:

Part of the computer’s random access memory assigned to

simulate a disk. RAMDRIVE is a feature of MS-DOS.

Random Access Memory (RAM):

High speed memory within the

computer circuitry that can be read or written to.

RCA jack:

A single-pin connector that carries composite video signals,

which include both contrast and colour information. See also S-

video.

restart:

Resetting a computer without turning it off (also called ‘warm boot’ or

‘soft reset’). To restart the computer, press

Ctrl

Alt

Del

while the

computer is on. See also boot.

resume:

A feature that lets you turn off the power without first exiting a

program and retain your data in RAM. When you turn on the

computer, the screen appears the same as when you turned it off.

RGB:

Red, green, and blue. A device that uses three input signals, each

activating an electron gun for a primary additive colour (red, green,

and blue) or port for using such a device.

See also

CRT.

RJ11:

A modular telephone jack.

ROM:

Read Only Memory

A non-volatile memory chip manufactured to

contain information that controls the computer’s basic operation.

You cannot access or change information stored in ROM.

RS-232C:

The Electronic Industries Association (EIA) interface standard

that describes the 25-pin connector interface and control, data, and

status signals that allow asynchronous communications between

computers, printers, communications and other peripheral devices.

SCSI:

Small Computer System Interface is an industry standard interface

for connection of a variety of peripheral devices.

serial communications:

A communications technique that uses as few

as two interconnecting wires to send bits one after another.

serial interface:

Refers to a type of information exchange that transmits

information sequentially, one bit at a time. Contrast: Parallel

interface.

serial port:

A communications port to which you can connect devices,

such as a modem, mouse, or serial printer.

serial:

The handling of data bits one after the other.

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Toshiba Tecra 8100 Manuel d'utilisateur Page 217

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