Glossary 5
P
page
A type of message transmission in which a message is sent or received via modem to a
paging device from a computer (with paging communications software) or telephone.
parallel interface
Interface that communicates eight bits at a time.
parallel printer
A printer with a parallel interface.
parameter
A characteristic of a device or system.
password
A string of characters that the user must enter before the system allows access or system
privileges.
PCMCIA
A credit card sized peripheral interface standard for portable devices. Types of PCMCIA
cards currently offered by major vendors include fax/modems, LAN, storage cards, and
wireless communications devices.
peripheral
Input or output device not under direct computer control. A printer is a peripheral device.
pixels
Picture elements. Tiny dots that make up a screen image.
port
Provides the means for an interface between the microprocessor and external devices. A
cable connector is usually plugged into the port to attach the device to the computer.
processor
In a computer, a functional unit that interprets and executes instructions.
prompt
A special symbol indicating the beginning of an input line. Also a message that appears on
the screen indicating that the user must take a certain action.
Q
QWERTY
The QWERTY keyboard, designed in the 1800s for mechanical typewriters, refers to the
first six keys (QWERTY) on the top row of letters on the standard keyboard.
R
RAM
Random Access Memory. A storage device into which data is entered and from which data
is retrieved in a nonsequential manner.
Содержание VERSA VXi
Страница 61: ...3 Disassembly and Reassembly Required Tools and Equipment Disassembly Reassembly...
Страница 84: ...4 System Board Layout Audio Board DC DC Board I O Board Main Board...
Страница 87: ...5 Illustrated Parts Breakdown Illustrated Parts Breakdown Parts List...
Страница 94: ...7 Troubleshooting Quick Troubleshooting Helpful Questions...
Страница 102: ...9 Specifications System Components Memory Map Interrupt Controllers...
Страница 123: ...NEC Computers Inc 15 Business Park Way Sacramento CA 95828 www neccomp com 819 200733 000 04 2001...