Siemens 670 V2, Руководство по эксплуатации

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Appendix
11.3 Glossary
Panel PC 670 V2/870 V2, Control unit
Operating Instructions, Edition 03/2004, CD Documentation and Drivers
11-7
K
Cold start
A start sequence which begins when the computer is turned on. During a cold start, the
operating system carries out basic hardware checks and then boots.
L
LPT interface
The LPT interface is a parallel centronic interface to which a printer is connected, for
example.
P
Plug and play
Through plug and play, the computer configures itself automatically to be able to
communicate with peripheral devices, e.g. screens, modems and printers. User connects a
peripheral device: plug. Afterwards, the peripheral device can be used immediately. play,
without having to configure the operating system manually. The Plug and Play PC requires
both a BIOS that supports Plug and Play and a corresponding expansion card.
R
Recovery CD
Contains the DOS tools for installing drivers in hard disks and Windows operating systems.
Restore CD
The Restore CD is used to restore the system partition or the entire hard disk to factory state
if the system has crashed. The bootable CD contains all the necessary image files. They
create a start diskette which restores the factory state through the network drive.
ROM memory
Read-Only Memory The ROM memory is a read only memory in which every memory
location can be addressed individually. They contain factory set programs and data that are
not lost in the event of a power failure.
Hibernation
The screen and hard disk are shut off during hibernation. All data located in the RAM is
stored on the hard disk and the PG is shut off.
S
Interface
The connection of individual hardware elements, e.g. automation device, PCs, programming
device, printer, or screen, by means of physical plug connectors.
Connection between different programs in order to exchange data.
T
Drivers
Program parts of the operating system. They adapt user program data to the specific formats
required by peripheral devices, such as hard disk, monitors, and printers.
V
V.24 interface
The V.24 interface is a standardized port for data transfer. Connect printers, modems, and
other hardware components to the V.24 interfaces.