Xerox DOCUPRINT 4635, DOCUPRINT 180, DOCUPRINT 92C, DOCUPRINT 4850, DOCUPRINT 4050 User Manual

Xerox DocuPrint IPS
Glossary

Version 7.1
August 2000
721P88210

Xerox Corporation
Printing Systems Documentation and Education
701 South Aviation Boulevard, ESM1-058
El Segundo, CA 90245

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Copyright protection claimed includes all forms and matters of
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material generated from the software programs which are displayed
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Printed in the United States of America.

Publication number: 721P88210

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companies are also acknowledged.

Changes are periodically made to this document. Changes, technical
inaccuracies, and typographic errors will be corrected in subsequent
editions.

List of acronyms

Glossary

This glossary contains a list of acronyms and terms for use with the
Xerox DocuPrint IPS.

This section contains a list of acronyms you may need while working
with the IPS.

AFP Advanced Function Presentation

BOF bottom of form

bpi bits per inch

CCID character code identifier

CCU customer changeable unit

CIU channel interface unit

CSI command status interface

CSR customer support representative

DC data center

DCE data communications equipment

DCIM data control interface module

DFA Document Feeding and Finishing Architecture

dpi dots per inch

ENET Ethernet network

EP electronic publishing

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GLOSSARY

FDR file directory

FEX finishing exerciser utility

GIS graphic input station

HCF high-capacity feeder

HCU Host Channel Unit

hpos horizontal positioning

IOM image output module

IOT image output terminal

IPDS Intelligent Printer Data Stream

IPM Interpress mapping

IPS IPDS Printing System

JCB job control block

JID job identifier

LEF long-edge feed

LF line feed character

lpi lines per inch

LPS Laser Printing System

LUN logical unit number

NPS Network Printing System

OCR optical character recognition

PCL Printer Command Language

ppm pages per minute

PQA print quality adjustment

GLOSSARY-2 XEROX DOCUPRINT IPS GLOSSARY

PSF Print Services Facility

pt point

PWBA printed wiring board assembly

RAM random access memory

RGB red, green, blue

ROS raster output scanner

SEF short-edge feed

SIF sequence insert file

spi spots per inch

GLOSSARY

SST system software tape

TOF top of form

tpi tracks per inch

TXC total xerographic convergence

UI user interface

VM virtual memory

vpos vertical positioning

VS virtual storage

XEROX DOCUPRINT IPS GLOSSARY GLOSSARY-3

GLOSSARY

List of terms

This section contains a list of terms you may need while working with
the IPS, and a definition of each.

abort To terminate printing, program, or nonprinting execution before it

completes.

alignment The positioning of an image on a page for printing.

alphanumeric Set of characters including the letters A through Z, numerals 0

through 9, and all printable special symbols.

American Standard Code for

Information Interchange (ASCII)

bitmap Electronic definition of an image, comprised of a matrix of picture

boot To load a program’s initial instructions of a program into the

break page See header page.

bypass transport Optional module that moves paper from the printer to a finishing

CCU Customer changeable unit. In the DocuPrint 4850 IPS, 4890 IPS, and

Standardized code that represents letters, numbers, and other
characters established by the American National Standards Institute
(ANSI) to achieve compatibility between data processing and data
communications equipment.

elements (pixels or dots), where a bit value of one means that the
picture element is imaged, and a bit value of zero means that the
picture element is not imaged. The number of picture elements in a
square area is a function of the display device resolution.

computer’s memory. These instructions then direct the loading of the
rest of the program. Booting may require entry of a few commands at
the keyboard or the flip of a switch to begin the process.

device.

92C IPS, the unit removed to change the color of the dry ink installed
in the printer. Consists of the color developer housing and the dry ink
bottle.

CCU changeout cart Cart used to remove and install the customer changeable unit for

changing the color dry ink installed in the printer.

characters per inch (cpi) Designates the number of characters per inch for a particular

typeface. Refer to pitch.

CMYK An industry standard color definition model in which all colors are

defined in terms of values for the four-color process primary colors:
cyan, magenta, yellow, and black. Refer to color definition model.

collate To arrange or assemble into ordered sets.

GLOSSARY-4 XEROX DOCUPRINT IPS GLOSSARY

GLOSSARY

color definition model A standardized format for defining colors using quantifiable values.

The most popular such models are RGB, CMYK, and HSB.

color substitution The use of an algorithm to translate a color specified in an industry

standard color definition model (e.g., RGB, CMYK, HSB) to a tone of
a highlight primary color.

command User instruction to a computer, input through the system controller

keyboard. Commands are words, mnemonics, or characters that
cause a computer to perform predefined operations.

compile To translate instructions written in high-level language into machine

language for execution by a system.

console Functional unit containing devices used by an operator to

communicate with a print engine (IOT). It may consist of a display,
keyboard, and certain switches or other controls.

consumable supplies Supplies such as paper and dry ink that are depleted during the

course of normal printer operation.

copy-sensitive Term used to indicate jobs in which multiple copies of a report will

contain different data, as with paychecks and banking statements.

daemon A task that runs continually in conjunction with the UNIX operating

system that periodically checks for specific conditions or logical
events and performs some action if the conditions are met. The task
can be used to display and notify the operator of such conditions.

data stream Format of data passed from one device to another.

DCIM Data Control Interface Module. The video interface hardware which

resides in the SUN workstation (the DCIM replaces the XEPI board).

device Any piece of hardware other than the CPU (Central Processing Unit).

DFA Document Feeding and Finishing Architecture. Software that

enables third-party feeding and finishing devices to be attached to a
Xerox printer to perform pre- and post-processing functions (such as
roll-feeding, saddle-stitching, booklet-making, etc.)

dpi dots per inch.

dry ink Minute dry particles of resin and carbon black used to create images.

Dry ink can accept an electrical charge.

In a HighLight Color laser printer, resin and carbon black or color
pigment are combined with developer to form the dry ink.

duplex printing Printing on both sides (front and back) of a page.

XEROX DOCUPRINT IPS GLOSSARY GLOSSARY-5

GLOSSARY

error message Message displayed by the system or printed on a Job Messages

sheet, informing you of an error or a fault that occurred.

fault Condition which prevents proper processing of a print job and

requires the intervention of an operator. For example, a paper jam is
a fault.

field Preset place for entering information.

filename Name of a file or directory in a command line.

finisher Any optional output finishing solution, for example, the stitcher/

stacker.

fixed disk Disk drive that is mounted within a computer and is not removable.

font A complete set of alphanumeric characters and punctuation marks,

having common characteristics such as style, width, height, and
weight.

format 1. Layout of a document, including margins, page length, line

spacing, typeface, etc. 2. In data storage, the way the surface of a
disk is organized to store data. 3. To prepare the surface of a disk
for acceptance of data.

form feed Keyboard/printer control character that causes the printer to skip the

top of the next page.

fuse To affix dry ink to paper by heat or pressure or a combination of both.

halftone screen A tool used in offset printing, typesetting, and laser printing to convert

a continuous tone (i.e., photographic) image to dots, which allows the
image to be rendered accurately in these printing processes.

hard disk See fixed disk.

HCF High-capacity feeder. An optional feeder module containing two

feeder trays which work independently with the standard feeder trays
1 and 2. The HCF increases the feeder capacity by approximately
2,000 sheets and allows automatic tray switching and increased
uninterrupted printing time.

HCU Host Channel Unit. A component of the channel-attached IPS, which

provides the interface between the host channel and the IPS
controller.

header page Page printed at the beginning of a job that provides information about

the print job, such as the name of the document and the job sender.

GLOSSARY-6 XEROX DOCUPRINT IPS GLOSSARY

GLOSSARY

highlight color Printing with black plus another color. A range of color variation is

printed by varying the percentage of black dots, colored dots, and the
white space between the dots.

HSB A printing industry standard color definition model in which all colors

are defined in terms of values for hue, saturation, and brightness.
Refer to color definition model.

image area Area on a physical page that may contain text or graphics.

in-front page A term that refers to the top page of a double-sided sheet.

initialize 1. To prepare the magnetic surface of a blank diskette so that it can

accept data. 2. To set all information in a computer system to its
starting values (usually the first step is accomplished when a
program is booted).

IOT The Image Output Terminal, also known as the print engine.

IPDS Intelligent Printer Data Stream.

IPS IPDS Printing System.

job size Size of the print master data file measured in bytes.

landscape page orientation Orientation of print lines or top of an illustration parallel to the long

edge of the paper.

laser printing Technology that uses a laser to transfer character forms to a page by

direct or indirect means.

latent image Static charge present on the photoconductor before contact with dry

ink particles.

leading 1. Pronounced ledding. 2. Vertical distance between lines (also

called line space), measured from a baseline of one line to the
baseline of the next. 3. Extra spacing between lines of type. 4. In
typography, spacing between lines and paragraphs.

legal size Sheet the standard size of legal briefs, 8.5 by 14 inches / 216 by 352

mm.

letter size Paper sized 8.5 by 11 inches / 216 by 279 mm.

logical page A logical page is defined by an origin location, thus allowing more

than one logical page to be placed on a physical page.

long-edge feed (LEF) The movement of paper through the printer in the direction of the

paper length (the longer side of a sheet of paper).

XEROX DOCUPRINT IPS GLOSSARY GLOSSARY-7

GLOSSARY

markform A parameter name for an end-of-job marker in the IPDS data stream.

medium Object or material on which data is stored (e.g., magnetic tape or

floppy disk).

message Unit of information transmitted by one device to another in a form that

the receiving device can understand and act upon. The standard
message format consists of a header (containing identifying and
control information), followed by the actual message content,
followed by a trailer (indicating that the message is completed).

mixed environment Group of different printing systems at the same location.

network 1. System of geographically separate computers, linked to one

another over transmission lines. 2. Communication lines connecting
a computer to its remote terminals.

node Station, terminal, or computer that performs some control operation

and influences the operation of the network as a whole.

nonimpact printer Printer that forms characters without any strikes of a key or element

against the paper.

NPS Network Printing System

operating system Basic host- controlling program that governs the operations of a

computer, such as job entry, input/output, and data management.
The operating system is always running when the computer is active.
Unlike other types of programs, it does not run to an end point and
stop.

orientation 1. In reference to image area, orientation describes whether the

printed lines are parallel to the long edge of the paper or the short
edge of the paper. 2. Choice of printing portrait (vertically) or
landscape (horizontally).

overprinting Printing more than one character at the same position.

overstrike To print characters over each other.

page orientation Direction in which data is printed on a report. Refer to landscape

page orientation and portrait page orientation.

pagination Process of separating text into pages.

pel Equivalent of dots per inch.

peripheral Device used with a computer or workstation, usually for input or

output. Printers, modems, and the IPS/NPS cartridge tape drives are
examples of peripherals.

GLOSSARY-8 XEROX DOCUPRINT IPS GLOSSARY

physical page Sheet of paper on which printing is done.

pica 1. Unit of measurement equal to 0.166 inch. Picas are often used to

express line measure or column width. There are about 6 picas to
an inch. Refer to point. 2. A 10-pitch typeface.

pitch 1. Horizontal character spacing; 10-pitch (10 characters per inch)

spacing is called pica, and 12-pitch (12 characters per inch) spacing
is called elite. 2. The number of page images placed on the
xerographic belt during one revolution.

pixel Short for picture element. Smallest identifiable point of a bitmapped

screen that can be independently assigned color and intensity. Pixels
are definable locations on a display used to form images. For graphic
displays, more pixels generally provide higher resolution. Spots,
dots, and pixels are used interchangeably.

point Unit of measurement equal to 0.0139 inch. Points are always used to

express type size and leading. There are 12 points to a pica and
about 72 points to every inch. Refer to pica.

GLOSSARY

point size Height of character set from the top of its ascenders to the bottom of

its descenders in units called points. Point size does not always
include leading.

portrait page orientation Orientation of print lines or the top of an illustration parallel to the

short edge of the paper.

PostScript A proprietary page definition language, compatible with the IPS when

a front-end conversion utility is installed.

ppm Pages per minute.

primary color A color that, when combined with one or more other primary colors in

a color model system in varying quantities, produces the palette of
colors described by that model.

print attribute Set of attributes available for controlling the processing of a print job.

Print attributes include simplex or duplex printing, media selection,
collating, stitching, and so on. Print attributes can be sent to the
Printer Controller as part of the job, providing automatic job
processing.

printer Component of the DocuPrint IPDS Printing System that accepts data

from the Printer Controller and prints the document according to the
print attributes specified by the user. The printer also provides paper
stacking, collating, and optional finishing. “DocuPrint printer” or
“printer” refers to the base printer engine (IOT) only, without the
Printer Controller and interface.

Printer Controller Component of the DocuPrint Printing System that manages the

spooling and processing of print jobs.

XEROX DOCUPRINT IPS GLOSSARY GLOSSARY-9

GLOSSARY

print quality adjustment (PQA) The process by which the IPS maintains the electrostatic state of the

xerographic subsystem to ensure optimal print quality.

process color printing In process color printing, every color in the spectrum is printed by

combining various percentages of the four-color process primary
colors—cyan, magenta, yellow, and black.

queue List of documents waiting to be processed.

random access memory (RAM) Storage that allows data (such as documents) to be stored and

retrieved directly by address location without reading through any
other data.

raster data Binary data, usually consisting of dots arranged in scan lines,

according to the print order.

rasterization The creation of a bitmap image of a page for printing.

raster output scanner (ROS) Raster output scanner. A motor–driven laser scanning system.

resolution The number of dots per unit. An imaging system converts a character

from digitized data into a printed image composed of these tiny dots.
The greater the number of dots per inch (i.e., higher the resolution),
the clearer the image produced.

RGB A printing industry standard color definition model in which all colors

are defined in terms of values for the three additive primary colors:
red, green, and blue. Refer to color definition model.

scale To adjust font or image size according to given proportions.

shade Color resulting from adding black to a pure hue.

simplex printing Printing on one side of the page. Contrast with duplex printing.

space Blank area between words, recognized as a character by word and

data processing systems.

special processing Commands allowing the user to process special reports (i.e., printing

certain records, printing on special paper).

spooling Process of releasing data from main memory and storing it

temporarily until a peripheral device is ready to accept it, e.g., storing
text before sending it to a printer.

spot Unit of measurement representing a fraction of an inch, for example,

300 spots per inch (spi). May also be referred to as a picture element
(pixel) or dot.

GLOSSARY-10 XEROX DOCUPRINT IPS GLOSSARY

GLOSSARY

stock A certain type of paper for printing a job.

stockset Collection of stocks to be used on a print job. Refer to stock.

string Connected sequence of alphanumeric characters treated as one unit

of data by a program.

SunOS Operating System developed primarily by Sun Microsystems for use

on Sun computers and workstations. SunOS provides inherent
support for UNIX and for TCP/IP.

syntax Rules governing the structure of expressions in a programming

language.

syntax error System response to a mistake in the entry of a command.

sysgen Abbreviated form of system generation.

system administrator Person responsible for configuring, operating, and maintaining the

DocuPrint system, and also for installing client software on network
workstations.

system controller The Sun workstation controller for the IPS. For channel-attached

systems, the controller additionally includes the Host Channel Unit
(HCU).

system generation Process whereby the system is made ready to operate. Typically

involves selecting the operative parameters and activating the
relevant software.

System Network Architecture (SNA) Total description of logical structure, formats, and protocols of

operation sequences for transmitting an information unit through the
communication system. Developed by IBM for distributed processing
networks.

system page Maximum area in which text and graphics can be imaged on a

printing system.

systems specialist The person at a customer site responsible for software, applications,

and programming issues.

throughput In data processing systems, the amount of data that can be

processed, transmitted, printed, etc., in a specified unit of time.

tint Color resulting from adding white to a pure hue.

tone A primary color in its pure form, or mixed with black or white to create

a lighter tint or darker shade of the primary color.

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GLOSSARY

tray grouping A group or cluster of related feeder trays.

tri-level xerography Feature of the DocuPrint 4850 IPS, 4890 IPS, and 92C IPS that

enables the imaging of both the black and the color portions of the
page in a single pass through the creation of a third charge state.

truncated Cut off before completion, as when data transfer from a host to a

printer is cut off before all data has been transmitted.

two-up Application that prints two logical pages on one side of a physical

page.

UNIX Operating system for computers, usually working in a network

environment. UNIX consists of a hierarchical system of commands,
shells, files, and directories. See also operating system.

user interface (UI) System for gathering input from a user and presenting data to the

user.

virtual page Page area selected by a forms designer for printing.

x axis Horizontal axis on a forms grid.

xdot Unit of measurement representing a fraction of an inch. May also be

referred to as a picture element (pixel) or spot; for example, 300
spots per inch (spi).

xerographic engine Component of a printer that develops an image, transfers it to paper,

and fuses it for output as hardcopy.

xerographic mode There are two xerographic modes (for highlight color systems): black

mode or highlight mode. Black mode allows printing with black dry ink
only, while the highlight mode enables highlight color printing.

y axis Vertical axis on a forms grid.

GLOSSARY-12 XEROX DOCUPRINT IPS GLOSSARY