Specifications

NVRAM – Non-Volatile RAM – memory into which the CPU may write data it needs to

be kept intact if the power is lost. Batter-backed-up RAM is a type of NVRAM.

On-Line – Signals that the digital duplicator is ready to accept data and instructions from

the controller.

OS - Operating System – the software that allows a program to or user to make use of the

resources (disk drives, ports, display) of a computer.

Over Printing - Black type is over printed on light backgrounds.

PANTONE Colors - Used for printing inks. Each PANTONE color has a specified

CMYK equivalent. To select a PANTONE color, first determine the ink color you

want, using either the PANTONE Color Formula Guide 747XR or an ink chart

obtained from your printer. PANTONE books are available from printers and graphic

arts supply stores.

Parallel Cable - The cable used to connect the parallel port of the computer to the

parallel input port of the controller.

Parallel Port - The port on the back of the computer, most commonly designated LPT1,

which synchronously transfers one byte at a time between the computer and a

peripheral.

Parity - The quality of oddness or evenness. Used in simple error detection schemes:

when comparing two numbers, parity exists if both are odd or even; no parity exists

of one is even and one is odd.

PC Clone - A computer that adheres to the IBM design standards and is the equivalent in

performance

PCL5 - Version 5 of the Printer Control Language for laser printers developed by the

Hewlett Packard Company. It is a set of commands that tell a printer and print driver

how to print a document.

PCL5e - An enhanced version of PCL5, capable of translating documents sent in either

PostScript or PCL5/5e. See PCL5

PDF - Portable Document Format – developed by Adobe to represent documents

independent of the software, hardware, and operating system used to create the

original document file.

PDL - Page Description Language, developed by Adobe to format documents sent to a

printer. See PostScript.

Peer-To-Peer - Describes a network arrangement where workstations (peers)

communicate with one another without the need for a server.

Pentium - A 32 bit, x86-class CISC microprocessor designed and manufactured by Intel

and introduced in 1993.

Pentium II - A version of the Pentium microprocessor incorporating MMX and L2

(Level 2) cache technologies.

Peripheral - A physical device (such as a printer or disk subsystem) that is externally

attached to a workstation or a network.