Glossary
hard disk drive (HDD): An electromechanical device that reads and writes
hardware: The physical electronic and mechanical components of a
hertz: A unit of wave frequency that equals one cycle per second.
hexadecimal: The base 16 numbering system composed of the digits 0
host computer: The computer that controls, regulates, and transmits
hot key: The computer's feature in which certain keys in combination with
HW Setup: A TOSHIBA utility that lets you set the parameters for various
I
icon: A small graphic image displayed on the screen or in the indicator
i.LINK (IEEE1394): This port enables high-speed data transfer directly
infrared port: A cableless communications port capable of using infrared
input: The data or instructions you provide to a computer, communication
instruction: Statements or commands that specify how to perform a
interface: 1) Hardware and/or software components of a system used
interrupt request: A signal that gives a component access to the
I/O: Input/output. Refers to acceptance and transfer of data to and from a
I/O devices: Equipment used to communicate with the computer and
IrDA 1.1: An industry standard that enables cableless infrared serial data
Glossary-8
a hard disk. See also hard disk.
computer system: typically, the computer itself, external disk drives,
etc. See also software and firmware.
through 9 and the letters A, B, C, D, E, and F.
information to a device or another computer.
the extended function key, Fn, can be used to set system
parameters, such as speaker volume.
hardware components.
panel. In Windows, an icon represents an object that the user can
manipulate.
from external devices such as digital video cameras.
signals to send serial data.
device or other peripheral device from the keyboard or external or
internal storage devices. The data sent (or output) by the sending
computer is input for the receiving computer.
particular task.
specifically to connect one system or device to another.
2) To physically connect one system or device to another to
exchange information.
3) The point of contact between user, the computer, and the
program, for example, the keyboard or a menu.
processor.
computer.
transfer data to and from it.
transfer at speeds of up to 4 Mbps.
User's Manual