Xerox 721P85530 Operating and installation instructions

Xerox DocuPrint 180 Laser Printing System
Print Description Language Reference
April 1998
721P85530

Xerox Corporation
701 S. Aviation Boulevard
El Segundo, CA 90245
©1998 by Xerox Corporation. All rights reserved.
Copyright protection claimed includes all forms and matters of
copyrightable material and information now allowed by statutory or
judicial law or hereinafter granted, including without limitation,
material generated from the software programs which are displayed
on the screen, such as icons, screen displays, looks, etc.
Printed in the United States of America.
Publication number: 721P85530
Xerox® and all Xerox products mentioned in this publication are
trademarks of Xerox Corporation. Products and trademarks of other
companies are also acknowledged.
Changes are periodically made to thisdocument. Changes, technical
inaccuracies, and typographic errors will be corrected in subsequent
editions.
This document was created on a PC using Frame software. The
typeface used is Helvetica.

XEROX DOCUPRINT 180 LPS PDL REFERENCE iii
Related publications
The Xerox DocuPrint 180 Laser Printing System Print Description
Language Reference
is part of the ten manual reference set for your
laser printing system. The entire reference set is listed in the table
below. Several other related documents are also listed for your
convenience. For a complete list and description of available Xerox
documentation, refer to the Xerox Documentation Catalog
(Publication number 610P17417) or call the Xerox Documentation
and Software Services (XDSS) at 1-800-327-9753.
Notice
This publication may contain descriptions of concepts and features
not currently available for your Xerox Laser Printing System. Consult
your Xerox sales representative or your operating system software
program description for additional information.
Table 1. Related Publications
Publication Number
XeroxDocuPrint180LaserPrintingSystemOperator
Guide
721P85490
Xerox DocuPrint 180 Laser Printing System
Operations Reference
721P85500
Xerox DocuPrint 180 Laser Printing System
Message Guide
721P85550
Xerox DocuPrint 180 Laser Printing System PDL
Reference
721P85530
Xerox DocuPrint 180 Laser Printing System Forms
Creation Guide
721P85520
Xerox DocuPrint 180 Laser Printing System
System Generation Guide
721P85510
Xerox DocuPrint 180 Laser Printing System
Installation Planning Guide
721P85480
XeroxDocuPrint180LaserPrintingSystemOperator
Command Summary Card
721P85560
Xerox DocuPrint 180 Laser Printing System PC UI
Reference
721P85540
Xerox DocuPrint 180 Laser Printing System Product
Reference
721P85570
Xerox Laser Printing Systems Tape Formats Manual 600P86175
X
erox Laser Printing Systems Standard Font Library
Font User Guide
600P86174
Helpful Facts About Paper 721P82492

iv XEROX DOCUPRINT 180 LPS PDL REFERENCE

XEROX DOCUPRINT 180 LPS PDL REFERENCE v
Table of Contents
Related publications iii
Notice iii
Introduction xxi
About the reference set xxi
DocuPrint 180 Laser Printing System document set xxi
About this manual xxiv
PDL syntax conventions used in this manual xxv
1. Overview 1-1
PDL features and functions 1-1
LPS component types 1-2
Hardware 1-2
Software 1-2
LPS hardware components 1-2
Advanced Image Subsystem (AIS) 1-2
LPS software components 1-3
PDL related programs and tasks 1-5
Operating system executive task (OSEXEC) 1-5
File control program (FCP) 1-5
Operator communication subsystem (OCS) 1-5
Editor task 1-5
Font editor task 1-5
Input processing task 1-5
Report task (RPT) 1-6
Dynamic job descriptor (DJD) task 1-6
Output processing task 1-6
Print description language (PDL) processor 1-6
Forms description language (FDL) processor 1-6
Preparing for a print job 1-7
Job flow process 1-8
OCS processing 1-8
Input processing 1-8
Output processing 1-9
Input data types 1-10
Unformatted data 1-10
Formatted data 1-11

TABLE OF CONTENTS
vi XEROX DOCUPRINT 180 LPS PDL REFERENCE
2. Print Description Language (PDL) 2-1
Purpose of PDL 2-1
PDL command structure 2-2
Command line length 2-2
Command components 2-2
Identifier 2-3
Command keyword 2-3
Parameter 2-4
Comments 2-4
Syntax rules 2-5
Right-part constants 2-6
Value constants 2-6
String constants 2-6
Job source library (JSL) structure 2-10
Command levels 2-10
ID level 2-12
System or JDL level 2-12
Catalog level 2-12
Job or JDE level 2-13
Examples–JOB command 2-13
END command 2-13
Creating separate files for grouping PDL commands 2-16
Hierarchy of replacement 2-16
Hierarchy within a job descriptor library (JDL) 2-16
Non-JDL hierarchy — START command 2-17
START command 2-17
Hierarchy of replacement in an errored job descriptor library
(JDL) 2-20
3. Creating a job source library (JSL) 3-1
What your JSL specified for LPS processing 3-2
Decisions to make before creating your JSL 3-3
Input data 3-3
Output specifications 3-4
Type of application to create 3-4
Special features 3-5
Interactions between JSLs, catalogs, and jobs 3-5

TABLE OF CONTENTS
XEROX DOCUPRINT 180 LPS PDL REFERENCE vii
Review of PDL components and syntax 3-6
Command levels 3-6
Command components 3-6
Command identifiers 3-6
Command keywords 3-7
Command parameters 3-7
Comments 3-7
PDL syntax 3-8
Hints and tips 3-9
Steps in creating a JSL 3-10
Using the Editor 3-10
Name the JDL identifier 3-10
Specifying VFUs 3-10
Setting up input parameters 3-11
Specifying LINE command parameters 3-11
Specifying ACCT command parameters 3-11
Specifying use of DJDEs 3-12
Adding logical processing specifications 3-12
Specifying formats 3-12
Using copy modification entries 3-13
Defining paper requirements 3-13
Specifying output requirements 3-14
Ending a JSL 3-14
Finished JSL 3-15
Compiling the JSL 3-16
Printing the job 3-18
Page considerations 3-18
Paper sizes 3-18
System page 3-18
Physical page 3-18
Edgemarking 3-19
Non-imaged elements 3-19
Page orientation 3-20
Landscape orientation 3-21
Portrait orientation 3-22
Registration shift and skew 3-23
Fonts 3-25
Font and graphic memory 3-26

TABLE OF CONTENTS
viii XEROX DOCUPRINT 180 LPS PDL REFERENCE
DocuPrint 180 compatibility with the 4850, 4135, 4635 and 4050/4090/4650 LPS 3-27
Xerox 4850 and 4890 HighLight Color LPS 3-28
Running 4850/4890 applications on your DocuPrint 180
LPS 3-28
Downloading 4850/4890 LPS applications to your DocuPrint
180 LPS 3-29
4850/4890 HighLight Color LPS forms 3-29
Points to note 3-30
Xerox 4050/4090/4650/9700F LPS 3-30
Creating DocuPrint 180 LPS applications on a 4050, 4090,
4650, or 9700F LPS 3-30
Running 4050, 4090, 4650, and 9700F jobs on your DocuPrint
180 LPS 3-30
4. Specifying input parameters 4-1
BLOCK command 4-2
ADJUST 4-2
CONSTANT 4-3
FORMAT 4-3
LENGTH 4-4
LMULT 4-4
LTHFLD 4-5
OFFSET 4-5
POSTAMBLE 4-6
PREAMBLE 4-6
ZERO 4-7
Points to note 4-7
Online versus offline JDLs 4-8
Example 4-8
CODE command 4-9
ASSIGN 4-9
DEFAULT 4-10
Point to note 4-10
Examples 4-11
PCC command 4-12
ADVTAPE 4-12
ASSIGN 4-13
DEFAULT 4-16
INITIAL 4-17
MASK 4-17
Points to note 4-18
Example 4-18

TABLE OF CONTENTS
XEROX DOCUPRINT 180 LPS PDL REFERENCE ix
RECORD command 4-19
ADJUST 4-19
CONSTANT 4-20
FORMAT 4-20
LENGTH 4-21
LMULT 4-21
LTHFLD 4-22
OFFSET 4-22
POSTAMBLE 4-23
PREAMBLE 4-23
STRUCTURE 4-24
Points to note 4-24
Example 4-25
SEFFNT command 4-27
Mapping files 4-28
[label:] SEFFNT SEFMAP 4-29
MAP 4-29
Points to note 4-30
Examples 4-31
TCODE command 4-32
DEFAULT 4-33
TASSIGN 4-34
TRESET 4-35
Points to note 4-36
Examples 4-37
VOLUME command 4-38
BMULT 4-39
CODE 4-39
EOV 4-41
HOST 4-41
LCODE 4-44
LPACK 4-45
MAXLAB 4-45
MINLAB 4-46
OPTIMIZE 4-47
OSCHN 4-48
OSHDP 4-48
OSTLP 4-49
PLABEL 4-49
RMULT 4-50

TABLE OF CONTENTS
xXEROX DOCUPRINT 180 LPS PDL REFERENCE
RSAT 4-50
TCODE 4-51
UNPACK 4-52
Points to note 4-52
Examples 4-53
Input sources 4-54
Online printing systems 4-54
Channel-attached LPS 4-54
Online 3211/4245 mode 4-54
Online-specific commands 4-55
Creating a JDE or JDL 4-55
DJDE processing 4-57
Online optimization 4-57
Copy-sensitive copy modification entries (CME) 4-57
Report separation 4-57
Universal character set buffers (UCSBs) 4-58
UCSB processing 4-58
Forms control buffer (FCB) 4-59
Vertical format control processing 4-59
Online record length 4-60
Points to note 4-60
Online recovery 4-61
Online dump 4-62
Starting and ending dump sessions 4-62
Dump format 4-62
Points to note 4-62
Downloading files from the host to the LPS 4-63
Valid download file types 4-64
DJDE FILE command 4-64
Offline mode 4-65
Host computer tape formats 4-65
Tape codes 4-65
Packed data formats 4-66
Record formats 4-66
Record structure 4-66
Multivolume processing 4-67
5. Defining clusters 5-1
Cluster features 5-1
Cluster processing overview 5-1
What clusters do for the programmer and operator 5-2