Printronix P7000 Series Maintenance Manual

Maintenance Manual
Printronix P7000 Series of Line Matrix Printers
P7000 Series of Line Matrix Printers
Maintenance Manual
177705-001F
Trademark Acknowledgements
ANSI is a registered trademark of American National Standards Institute, Inc. Belkin is a registered trademark of Belkin Corporation. Centronics is a registered trademark of Genicom Corporation. Chatillon is a trademark of John Chatillon & Sons, Inc. Code V is a trademark of Quality Micro Systems. Dataproducts is a registered trademark of Dataproducts Corporation. EIA is a registered service mark of Electronic Industries Association.
ENERGY STAR® is a registered trademark of the United States
Environmental Protection Agency. As an Printronix has determined that this product meets the guidelines for energy efficiency.
IBM is a registered trademark of International Business Machines Corporation.
IEEE is a registered trademark of the Institute of Electrical and Electronics Engineers.
IGP is a registered trademark of Printronix, Inc. Intelligent Printer Data Stream and IPDS are trademarks of International
Business Machines Corporation.
ENERGY STAR® Partner,
ENERGY STAR®
Java is a trademark of Sun Microsystems. LinePrinter Plus is a registered trademark of Printronix, Inc. Linux is a registered trademark assigned to Linus Torvalds. MS-DOS and Microsoft Windows (3.1x, 95, 98, Me, NT, 2000, and XP) are
trademarks of Microsoft Corporation. PC-DOS is a trademark of International Business Machines Corporation. PGL is a registered trademark of Printronix, Inc. Primelogic is a trademark of PTC Group, Inc. PrintNet is a registered trademark of Printronix, Inc. Printronix is a registered trademark of Printronix, Inc. PSA and PSA3 are trademarks of Printronix, Inc. QMS is a registered trademark of Quality Micro Systems. SureStak is a trademark of Printronix, Inc. Torx is a registered trademark of Camcar/Textron Inc. UNIX is a registered trademark of The Open Group. Utica is a registered trademark of Cooper Power Tools.
Warranty And Copyright Information
Printronix, Inc. makes no representations or warranties of any kind regarding this material, including, but not limited to, implied warranties of merchantability and fitness for a particular purpose. Printronix, Inc. shall not be held responsible for errors contained herein or any omissions from this material or for any damages, whether direct, indirect, incidental or consequential, in connection with the furnishing, distribution, performance or use of this material. The information in this manual is subject to change without notice.
This document contains proprietary information protected by copyright. No part of this document may be reproduced, copied, translated or incorporated in any other material in any form or by any means, whether manual, graphic, electronic, mechanical or otherwise, without the prior written consent of Printronix, Inc.
All rights reserved.
Copyright © 2005, 2011, Printronix, Inc.
E
NERGY STAR
The Environmental Protection Agency ENERGY STAR® Computers program is a partnership effort with manufacturers of data processing equipment to promote the introduction of energy-efficient personal computers, monitors, printers, fax machines, and copiers to help reduce air pollution and global warming caused by electricity generation.
Printronix, Inc. participates in this program by introducing printers that reduce power consumption when they are not being used. As an E Partner, Printronix has determined that this product meets the E guidelines for energy efficiency.
NOTE: The ENERGY STAR® emblem does not represent EPA endorsement of
any product or service.
NERGY STAR
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Communication Notices

Federal Communications Commission (FCC) Statement

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.
Properly shielded and grounded cables and connectors must be used in order to meet FCC emission limits. Printronix is not responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment. Unauthorized changes or modifications could void the user’s authority to operate the equipment.
This device complies with Part 15 of the FCC Fules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

European Union (EU) Conformity Statement

Printronix cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non-recommended modification of the product, including the fitting of option cards not authorized by Printronix.
This product has been tested and found to comply with the limits for Class A Information Technology Equipment according to European standard EN
55022. The limits for Class A equipment were derived for commercial and industrial environments to provide reasonable protection against interference with licensed communication devices.
WARNING
This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.
Properly shielded and grounded cables and connectors must be used in order to reduce the potential for causing interference to radio and TV communications and to other electrical or electronic equipment. Such cables and connectors are available from Printronix authorized dealers. Printronix cannot accept responsibility for any interference caused by using other than recommended cables and connectors.

Industry Canada Compliance Statement

This Class A digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe A conform á la norme NMB-003 du Canada.

Statement of CISPR 22 Edition 2 Compliance

Attention: This is a Class A Product. In a domestic environment this product
may cause radio interference in which case the user may be required to take adequate measures.

Japanese VCCI Class A

Taiwan

Warning: This is a Class A product. In a domestic environment this product
may cause radio interference in which case the user will be required to take adequate measures.

Australia/New Zealand

Attention: This is a Class A Product. In a domestic enviroment this product
may cause radio interference in which case the user may be required to take adequate measures.

Korea

China

Declaration: This is a Case A Product. In a domestic environment this
product may cause radio interference, in which case the user may be required to take practical actions.

German Conformity Statement

Zulassungsbescheinigung Gesetz über die elektromagnetische Verträglichkeit von Geraten (EMVG) vom 30. August 1995
Dieses Gerät ist berechtigt in Übereinstimmung mit dem deutschen das EG­Konformitätszelchen - CE - zu führen.
Der Außteller der Konformitätserklärung ist die Printronix......(1)
Informationen in Hinsicht EMVG Paragraph 3 Abs. (2) 2:
Das Gerät erfüllt die Schutzanforderungen nach EN 55022 und EN 55024 Klasse A.
EN 55022 Klasse A Geräte bedürfen folgender Hinweise:
Nach dem EMVG: “Geräte dürfen an Orten, für die sie nicht asreichend entstört sind, nur mit besonderer Genehmigung des Bundesminesters für Post und Telekommunikation oder des Bundesamtes für Post und Telekommunikation betrieben werden. Die Genehmigung wird erteilt, wenn keine elektromagnetischen Störungen zu erwarten sind.” (Auszug aus dem EMVG, Paragraph 3, Abs. 4) Dieses Genehmigungsverfahren ist nach Paragraph 9 EMVG in Verbindung mit der entsprechenden Kostenverordnung (Amtsblatt 14/93) kostenpflichtig.
EN 55022: Dieses ist eine Kategorie A Vorrichtung. Betrieb in den Wohnbereichen kann elektrische Störung verursachen. Es ist die Verantwortlichkeit des Benutzers, passende Gegenmaßnahmen zu ergreifen.
EN 55024: Begrenzung Werte für Gebrauch in bevölkerten Bereiche, kommerziellen und Industriegebieten sind innen Übereinstimmung mit den spezifizierten Anforderungen Hinsichtlich Störfreiheit.
Anmerkung: Um die Einhaltung des EMVG sicherzustellen sind die Geräte, wie in den Handbüchern angegeben, zu installieren und zu betreiben.
European Union (EC) Electromagnetic Compatibility Directives
This product conforms to the protection requirements of EC Council Directive 89/336/EEC on the approximation of the laws of the Member States relating to electromagnetic compatibility. Printronix cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non­recommended modification of the product, including the fitting of option cards not authorized by Printronix.
Dieses Gerät ist berechtigt in Übereinstimmung mit dem deutschen EMVG vom 9.Nov.92 das EG-Konformitätszeichen zu furhren.
Properly shielded and grounded cables and connectors must be used to reduce the potential for causing interference to radio and TV communication and to other electrical or electronic equipment. Printronix cannot be responsible for any interference caused by using other than recommended cables and connectors.
This product has been tested and found to comply with limits for Class A Information Technology Equipment according to CISPR 22/European Standard EN 55022. The limits for Class A equipment were derived for commercial and industrial environments to provide reasonable protection against interference with licensed communication equipment.
Warning: This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.
Dieses Gerät erfüllt die Bedingungen der EN 55022 Klasse A. Für diese Klasse von Geräten gilt folgende Bestimmung nach dem EMVG:
Chapter
Geräte dürfen an Orten, für die sie nicht ausreichend entstört sind, nur mit besonderer Genehmigung des Bundesminesters für Post und Telekommunikation oder des Bundesamtes für Post und Telekommunikation betrieben werden. Die Genehmigung wird erteilt, wenn keine elektromagnetischen Störungen zu erwarten sind.
(Auszug aus dem EMVG vom 9.Nov.92, Para.3, Abs.4) Hinweis: Dieses Genehmigungsverfahren ist von der Deutschen Bundespost
noch nicht veröffentlict worden.
Table of Contents
1 Maintenance Overview......................................... 17
Printronix P7000 Printers........................................................................17
Order The Correct Spares................................................................18
How To Identify A P7000 Printer......................................................18
H-Series Printers ..............................................................................20
HD Printers.......................................................................................20
Zero Tear Pedestal (ZTP) Printers................................................... 20
Printer Configuration Code...............................................................21
Forms Handling ................................................................................ 21
Important Maintenance Notes................................................................. 22
Notices ............................................................................................. 22
About This Manual..................................................................................23
How To Use This Manual ................................................................. 24
Safety Notices.........................................................................................25
Hinweise zur Sicherheit ..........................................................................25
Controls And Indicators ..........................................................................26
Electrical Controls ............................................................................26
Mechanical Controls.........................................................................28
Tools And Test Equipment .....................................................................30
Plugging In The Printer...........................................................................31
Printronix Customer Support Center.......................................................32
Printronix Supplies Department........................................................ 32
Maintenance Training For Printronix Products .......................................33
2 Preventive Maintenance....................................... 35
Cleaning The Printer...............................................................................35
Cleaning The Outside Surfaces..............................................................35
Cleaning The Shuttle Frame Assembly ..................................................37
Cleaning The Card Cage Fan Assembly ................................................38
Table of Contents
3 Troubleshooting .................................................... 39
Introduction .............................................................................................39
Troubleshooting Aids ..............................................................................39
Start Here... ............................................................................................40
Troubleshooting Display Messages........................................................ 41
List Of Messages ............................................................................. 42
Troubleshooting Other Symptoms........................................................185
General Symptom List....................................................................186
Communications Failures .....................................................................209
Diagnostic Printer Tests........................................................................ 211
Selecting And Running Diagnostic Printer Tests ........................... 212
Boot Diagnostics Menu......................................................................... 217
Factory Menu........................................................................................220
Exception Menu ....................................................................................222
Hex Code Printout ................................................................................223
How To Print A Hex Dump ............................................................. 224
ASCII Character Set ............................................................................. 226
Soft vs. Hard Reset............................................................................... 227
4 Adjustments and Tests ....................................... 229
Introduction ...........................................................................................229
Adjustments and Tests...................................................................229
Preparing The Printer For Maintenance ...............................................230
Returning The Printer To Normal Operation......................................... 231
Belt, Paper Feed Timing, Adjustment ...................................................232
Belt, Platen Open, Adjustment..............................................................234
Paper Scale Alignment .........................................................................236
Platen Gap Adjustment......................................................................... 238
Ribbon Guide Alignment....................................................................... 240
Paper Out Adjustment ..........................................................................242
Hammer Phasing Adjustment...............................................................245
Loading Flash Memory .........................................................................247
Loading Software With The Firmware Download Utility .................247
Loading Through Parallel Port Using DOS .................................... 249
Loading Software If Flash Contains Only Boot Code..................... 250
Loading Software Through The NIC ..............................................252
Reprogramming the Security Key......................................................... 253
How To Reprogram The Security Key ...........................................253
Coil Temperature Adjustment...............................................................255
Dynamic Paper Tension Adjustment ....................................................256
Tractor Belt Tension Adjustment ..........................................................258
Shuttle Electrical Short Check ..............................................................259
Table of Contents
Hammer Bank Power Cable Shorts Test..............................................260
Cable Shorts Test .................................................................................261
Main Wire Harness Test Diagnostic .....................................................263
Power Supply Operational Check......................................................... 264
5 Replacement Procedures ................................... 269
Organization Of This Chapter...............................................................269
Replacement Procedures .....................................................................269
List Of Removal / Installation Procedures ......................................269
Belt, Paper Feed Timing ................................................................271
Belt, Platen Open ...........................................................................272
Circuit Breaker ...............................................................................273
Connector Coupling Shrouds ......................................................... 274
Control Panel Assembly.................................................................276
Controller Board .............................................................................277
Cover Assembly, Hammer Bank / Ribbon Mask ............................279
Cover Assembly, Shuttle ................................................................280
Cover Assembly, Top, Pedestal Models ........................................ 281
CT Board........................................................................................ 282
Dashpot.......................................................................................... 283
Fan Assembly, Cabinet Exhaust ....................................................284
Fan Assembly, Card Cage .............................................................285
Fan Assembly, Hammer Bank........................................................286
Hammer Spring Assembly, Version 1 ............................................ 287
Hammer Spring Assembly, Version 2 ............................................ 289
Integrated Print Management Sensor ............................................ 295
Magnetic Pickup (MPU) Assembly .................................................296
Memory and Security Key .............................................................. 297
NIC (Network Interface Card) Assembly ........................................299
Paper Feed Motor .......................................................................... 301
Paper Ironer ................................................................................... 302
Paper Path ..................................................................................... 303
Platen ............................................................................................. 304
Platen Open Motor .........................................................................308
Platen Stop Assembly ....................................................................310
Power Supply Board ...................................................................... 311
Resistors, Terminating, V5 Controller Board..................................312
Resistors, Terminating, V6 Controller Board..................................314
Ribbon Drive Motor ........................................................................ 316
Ribbon Guide Assembly (L/R)........................................................317
Shaft, Splined................................................................................. 318
Shaft, Support ................................................................................320
Table of Contents
Shuttle Frame Assembly ................................................................321
Spring, Extension, Hammer Bank .................................................. 323
Switch Assembly, Paper Detector.................................................. 324
Switch Assembly, Platen Interlock ................................................. 325
Tractor (L/R)................................................................................... 326
6 Illustrated Parts Breakdown................................ 327
Organization Of This Chapter...............................................................327
Illustrations of Printer Components ................................................ 327
7 Principles Of Operation....................................... 369
Line Matrix Printing ...............................................................................369
Printing Rates .......................................................................................372
Printing Mechanism .............................................................................. 372
Shuttle Frame Assembly....................................................................... 373
Hammer Bank Assembly................................................................373
Shuttle Drive Motor ........................................................................374
Paper Transport System....................................................................... 375
Ribbon Transport System .....................................................................376
Integrated Print Management System ..................................................377
Operation .......................................................................................378
The Ribbon Log..............................................................................380
Logical Control Of The Printer ..............................................................381
Control Panel ........................................................................................383
Controller Board.................................................................................... 384
Data Controller ............................................................................... 386
Engine Controller ...........................................................................388
Power Supply Board .............................................................................390
AC Power ....................................................................................... 390
DC Power....................................................................................... 390
Printer Interface ....................................................................................391
Graphics ...............................................................................................391
A Wire Data ........................................................... 393
B Abbreviations...................................................... 447
C Metric Conversion Tables .................................. 455
Table of Contents
D SureStak™ Power Stacker ................................ 457
Contents ...............................................................................................457
Introduction ...........................................................................................458
Stacker Operation................................................................................. 458
Stacker Problems .................................................................................463
Stacker First Inspection..................................................................463
Stacker Confidence Check.............................................................464
Stacker Motor Check......................................................................465
Removing The Power Stacker..............................................................468
Installing The Power Stacker ................................................................ 474
Replacing The Constant Force Spring.................................................. 486
Replacing The Timing Belts ..................................................................488
Replacing The Roller Drive Shaft .........................................................491
Illustrated Parts Breakdown.................................................................. 494
List of Illustrations ..........................................................................494
E Zero Tear Pedestal (ZTP) Printer....................... 507
Contents ...............................................................................................507
Overview............................................................................................... 508
Operation ..............................................................................................509
Load Paper And Set Up The Tractors............................................ 509
Remove Paper ............................................................................... 510
Adjust The Paper Guides ............................................................... 511
Position The Paper Out Sensor ..................................................... 513
Set The Tear Bar Distance.............................................................514
Set The Top Of Form .....................................................................515
Control Panel Menus ............................................................................516
Performance Limitations.......................................................................517
Adjustments And Tests......................................................................... 519
List of Adjustments and Tests Procedures.....................................519
Preparing The ZTP Printer for Maintenance .................................. 520
Returning The Printer To Normal Operation .................................. 520
Barrier Panel .................................................................................. 521
Belt, Paper Feed Timing, Adjustment.............................................522
Paper Guide Leaf, Front, Center, Outer ......................................... 524
Paper Out Sensor, Adjustment ...................................................... 524
Paper Tension, Horizontal..............................................................524
Table of Contents
Replacement Procedures .....................................................................525
List of Removal / Installation Procedures ....................................... 525
Belt, Paper Feed Timing ................................................................526
Control Panel Assembly.................................................................527
Cover Assembly, Top, Pedestal Models ........................................ 527
Paper Feed Motor .......................................................................... 528
Paper Guide Leaf, Center .............................................................. 529
Paper Guide Leaf, Front.................................................................529
Paper Guide Leaf, Outer ................................................................ 529
Paper Out Sensor ..........................................................................530
Shaft, Splined................................................................................. 532
Shaft, Support ................................................................................536
Tractor (L/R)................................................................................... 537
Tractor Assembly Support Gate..................................................... 537
Illustrated Parts Lists ............................................................................539
Illustrations of ZTP Components.................................................... 539
F Paper Specifications And Forms Design ............ 555
Introduction ...........................................................................................555
General Paper Specifications ...............................................................556
Paper Guidelines .................................................................................. 557
Terms And Definitions .................................................................... 557
Environmental Considerations ....................................................... 559
Form Types ....................................................................................559
Form Weight...................................................................................559
Form Thickness..............................................................................559
Form Evenness ..............................................................................559
Tractor Pin Engagement ................................................................ 559
Methods Of Forms Attachment ......................................................560
Chaff Content .................................................................................561
Form Design Checklist.......................................................................... 562
Summary ..............................................................................................565
Storage And Handling ....................................................................565
G Maintenance Manuals For P5000 Printers......... 567
H Customer Support .............................................. 573
Printronix Customer Support Center..................................................... 573
Printronix Supplies Department ............................................................573
Corporate Offices.................................................................................. 574

1 Maintenance Overview

Printronix P7000 Printers

P7000 printers are the latest line matrix printers to feature PSA3™ (Printronix
System Architecture, third generation). This innovative printer architecture
puts all data and printer control electronics one of two available “Hurricane”
controller boards: V5 and V6. Up to 32 MB of flash memory on this board
permits rapid access to stored printer control languages (emulations) and
very fast processing of print data. A variable-speed shuttle and micro-step
paper feed control enable P7000 printers to print a wide range of horizontal
and vertical dot densities, making these printers ideal for high-volume print
jobs.
The controller board, card cage, and some parts of the ribbon drive system in
P7000 printers are new designs and are not electrically or mechanically
compatible with earlier Printronix line matrix printers. (For maintenance
information about earlier Printronix printers, see
page 567.)
The principal differences among the various P7000 models are the number of
hammers on the hammer bank, whether the printer is mounted on a pedestal
or housed in a floor cabinet, and the maximum possible print speed. In this
manual, all items described apply to all models except where noted. (See
Table 1 on page 19.)
Although technically sophisticated, a P7000 printer is easy to use. The
mechanical controls that the operator can adjust are colored blue for quick
identification. The operator can select every printer function either at the
printer control panel or by sending control codes to the printer in the data
stream from the host computer. For added security—and to protect special
printer configurations—the operator can program which key combination
locks and unlocks the ENTER key on the control panel.

Optional Features Enhance Graphics and Forms Handling

The PGL® and VGL Printronix emulations, bundled together as IGP®, are
easy to use but highly versatile graphics programming languages that load
into the printer’s memory and simplify the creation of graphic images. The
PSA3 architecture enables multiple emulations and graphic options to be run
without additional graphic processors or protocol converters.
Depending upon the model, various types of paper stacker are available to
handle any throughput requirements. (See “Forms Handling” on
page 21.)
17
Chapter 1 Printronix P7000 Printers

Order The Correct Spares

When you replace worn or damaged printer components, make sure you order the correct spares for the model you are servicing. The next section shows you how to identify a P7000 printer.

How To Identify A P7000 Printer

A P7000 printer has a black or gray finish and the PSA3 logo on the printer cover. Every printer also has a model number, which is an alphanumeric code that identifies the printer type, its housing, and its maximum rated print speed. The model number and serial number of the printer are on the identification label next to the input/output ports at the rear of the printer. how to inpret a model number.
Figure 1 shows
Housing Code:
0 = Pedestal 2 = Floor Cabinet
Printronix Line
Matrix Printer
P7000 Printer
P7002H
Speed Rating: 02 = 200 lines per minute (lpm)
03 = 300 lpm 05 = 500 lpm 06 = 600 lpm 08 = 800 lpm 10 = 1000 lpm 15 = 1500 lpm 20 = 2000 lpm 00 = 133 inches per minute (ipm)
H = H-Series printer HD = High Definition printer
ZT = Zero Tear printer
Figure 1. How to Interpret a Model Number
Table 1 lists the models in the P7000 series. Remember that the speeds listed are the highest attainable under controlled test conditions. The speed of printing for “real world” print jobs is affected by the interaction of many variables and varies from print job to print job. For more information, see “Printing Rates” on
page 372.
18
How To Identify A P7000 Printer
Tabl e 1. P7000 Printers
Model Number
P7002H 200 lpm Pedestal 28 Hammers
P7002HZT 200 lpm ZT Pedestal 28 Hammers
P7202H 200 lpm Cabinet 28 Hammers
P7003H 300 lpm Pedestal 60 Hammers
P7003HZT 300 lpm ZT Pedestal 60 Hammers
P7203H 300 lpm Cabinet 60 Hammers
P7005 500 lpm Pedestal 28 Hammers
P7005ZT 500 lpm ZT Pedestal 28 Hammers
P7205 500 lpm Cabinet 28 Hammers
P7006H 600 lpm Pedestal 102 Hammers
P7006HZT 600 lpm ZT Pedestal 102 Hammers
P7206H 600 lpm Cabinet 102 Hammers
P7008H 800 lpm Pedestal 126 Hammers
Maximum
Print Speed
Enclosure Hammer Bank
P7008HZT 800 lpm ZT Pedestal 126 Hammers
P7208H 800 lpm Cabinet 126 Hammers
P7010 1000 lpm Pedestal 60 Hammers
P7010ZT 1000 lpm ZT Pedestal 60 Hammers
P7210 1000 lpm Cabinet 60 Hammers
P7015 1500 lpm Pedestal 102 Hammers
P7015ZT 1500 lpm ZT Pedestal 102 Hammers
P7215 1500 lpm Cabinet 102 Hammers
P7220 2000 lpm Cabinet 126 Hammers
P7000HD 133 ipm Pedestal 126 Hammers
P7000HDZT 133 ipm ZT Pedestal 126 Hammers
P7200HD 133 ipm Cabinet 126 Hammers
19
Chapter 1 Printronix P7000 Printers

H-Series Printers

H-Series models print the ideogrammic symbols used in China, Hong Kong, South Korea, and Taiwan. (See are indicated by the letter H in the model number suffix. (See Figure 1 and Table 1.) H-Series printers have specially designed platens and unique shuttle assemblies which are only used in H-Series and HD Series printers. These assemblies are not interchangeable with any other Printronix printers
Tabl e 2. H-Series Character Sets
Character Set Where Used
GB China
BIG-5, with an additional 3000 Cantonese characters Hong Kong
BIG-5 TCA DCI (1st and 2nd segments) DCI (3rd segment) CNS
Table 2.) These Kanji/Hanzi/Hangul printers
.
Tai wan
KSC 5601 South Korea

HD Printers

HD (High Definition) printers use a Windows printer driver with the LQ1600K emulation to print scalable alphabetic characters in high resolution print quality. Using the same shuttles mechanisms as the P7X08H H-Series printers, HD models print alphabetic character sets as graphic page images instead of in linear character streams. For this reason, the speed of HD printers is measured in inches per minute (ipm) instead of lines per minute (lpm). (See
Table 1 and Figure 1.)

Zero Tear Pedestal (ZTP) Printers

Zero Tear Pedestal (ZTP) printers are models equipped with special hardware and software that permits them to print small jobs or single sheets without losing a sheet between print jobs. A ZTP printer automatically presents the current print line to a tear bar when it finishes printing and presents the perforation of the last form printed to the tear bar. When it receives more data from the host computer, the printer pulls the form down to the print station and resumes printing.
ZTP printers are covered in Appendix E (page 507).
20

Printer Configuration Code

Printer Configuration Code
Every printer has a configuration code which specifies the printer’s cabinet
type, controller board revision level, V8 ASIC revision level, and MECA ASIC
revision level. The configuration code is included in the configuration printout.
Figure 2 shows how to interpret the printer’s configuration code.
Cabinet Type:
F = Floor Cabinet P = Pedestal Model
Figure 2. How to Interpret the Printer’s Configuration Code
FH05AF
V8 ASIC Revision Level
MECA ASIC Revision Level
Controller Board Revision Level.
H = PSA3 board

Forms Handling

Pedestal Models
Pedestal models provide access to printed forms from the top cover with a
tear-at-perforation edge for ejected forms or a paper exit at the rear of the top
cover. Pedestal printers also have a wireform paper tray attached to the front
of the pedestal and a wireform catch basket attached either to the back of the
pedestal or to the back of the printer top cover.
Cabinet Models
Cabinet models can be equipped with four kinds of paper stacking device:
The fixed paper fence is a wireform divider that separates the source
paper stack from the printed output stack, and is used in combination with hanging chains that guide printed forms downward.
For improved performance at higher print speeds, the chains are used
with a moveable fence called the “passive paper stacker,” which can be positioned to match the form’s length.
The front access paper stacker consists of a shelf that holds the input
paper and a sliding tray that receives the printed forms. The sliding tray pulls forward, permitting the user to both load and unload paper from the front of the printer. This option is helpful in locations where access to the rear of the printer is limited or impossible.
For more demanding applications, an optional power stacker is available.
(The power stacker is covered in Appendix D on
These devices are summarized in Table 3.
page 457.)
21
Chapter 1 Important Maintenance Notes
Tabl e 3. Paper Stackers Used On Cabinet Models
Printer
P7205 Standard Option Option Option
P7210 Not Used Standard Option Option
P7215 Not Used Standard Option Option
P7220 Not Used Standard Option Option
Fixed Paper
Fence

Important Maintenance Notes

To ensure the best performance of the printer, remember these maintenance principles when you service it. Failure to observe these guidelines can result in damage to the equipment:
Do not
1) the original shuttle assembly or platen has been replaced with a new or rebuilt unit, or
2) you are instructed to do so in a troubleshooting procedure.
Never bend or try to adjust (“tweak”) the hammer springs. The
hammer springs are precisely aligned and the hammer tips are delicate. Always handle hammer springs by the thick mounting base.
Use only
not made by Printronix can lead to degraded print quality, expensive damage to the printer, and can void the owner’s warranty.
adjust the platen gap unless
the ribbons specified in the
Passive
Paper
Stacker
Front Access Stacker
User’s Manual
Power Paper
Stacker
. Using ribbons
WARNING
CAUTION
IMPORTANT
22
Never close the forms thickness lever (platen lever) too tightly.
Closing the forms thickness lever too tightly can lead to smeared print, degraded print quality, paper jams, and damage to the platen and shuttle assembly.

Notices

For your safety and to protect valuable equipment, always read and comply with all information highlighted under notices.
The heading of a notice indicates the kind of information it contains, as explained below:
Describes a condition that could hurt you.
Describes a condition that could damage equipment or data.
Information vital to proper operation and maintenance of the printer.
NOTE: Tips for efficient operation, maintenance, and troubleshooting.

About This Manual

This is a field service maintenance manual, intended for use by trained service personnel. It is designed so that you can quickly locate the maintenance information you need to restore the printer to operation.
This manual does not explain how to install, operate, or configure the printer. For that information, refer to the
This manual does not explain how to program application software for operation with the printer. Programming information for the printer languages used by the printer is in the appropriate programmer’s reference manual:
LinePrinter Plus
Defines host control codes for the LinePrinter Plus emulations.
Character Sets Reference Manual
Information about and examples of the character sets available in Printronix line matrix printers.
Network Interface Card User’s Manual
Information about network protocols, configuration, and network operation.
Quick Setup Guide
®
Programmer’s Reference Manual
and the
Notices
User’s Manual.
Coax/Twinax Programmer’s Reference Manual
Defines host control codes and character sets for the optional coax/twinax emulation (CT).
ANSI® Programmer’s Reference Manual
Defines host control codes and character sets for the ANSI emulation.
IPDS Twinax Emulation Programmer’s Reference Manual
An overview of Intelligent Printer Data Stream™ (IPDS) features, commands, and diagnostics.
IGP®/PGL® Programmer’s Reference Manual
Describes the optional IGP Printronix emulation. The IGP Printronix emulation allows the user to create and store forms; generate logos, bar codes, and expanded characters; create other graphics, and merge graphics with alphanumeric data as a document is printed.
IGP/VGL Programmer’s Manual
Describes the optional Code V™ Printronix emulation. The Code V Printronix emulation allows the user to create and store forms; generate logos, bar codes, and expanded characters; create other graphics, and merge graphics with alphanumeric data as a document is printed.
23
Chapter 1 About This Manual

How To Use This Manual

Taking a systematic approach to maintenance tasks will help you restore the printer to operation as quickly as possible:
1. Locate the procedure or information you need in the Table of Contents or Index.
2. Read the entire procedure before you do it.
3. Gather the parts and tools you will need.
4. Make sure you understand all notices before you start a task. (Notices are defined on
Printing Conventions In This Manual
Control panel keys and indicators are highlighted in UPPERCASE BOLD PRINT.
Example: Press the CANCEL key, then press the ON LINE / CLEAR key. Messages that appear on the LCD (Liquid Crystal Display) are set off by
quotation marks (“ ”). Example: Press the ON LINE / CLEAR key. “OFF LINE” appears on the LCD.
page 22.)
IMPORTANT
Control panel key combinations are indicated by the + (plus) symbol. Example: Press = + >.
means press the key and the key at the same time.
The Safety Notices on page 25 apply at all times when you are working on the printer. Please read them now.
24

Safety Notices

How To Use This Manual
WARNING
WARNING
WARNING
WARNING
WARNING
Always disconnect the AC power cord from the printer or power source before performing any maintenance procedure. Failure to remove power could result in injury to persons or damage to equipment. If you must apply power during maintenance, you will be instructed to do so in the maintenance procedure.
Always disconnect the AC power cord before cleaning the printer.
To prevent injury from electric shock, wait at least one minute after shutting off power before removing the power supply circuit board. Wear a properly grounded static wrist strap when handling the power supply board. Handle the board by the sides. Do not touch components or flex the board during removal/installation.
Over time, the upper edge of the paper ironer can become sharp. To avoid cutting yourself, handle the paper ironer on the sides.
Hold the printer cover securely while disengaging the dashpot.

Hinweise zur Sicherheit

VORSICHT
Bevor Sie anfällige Wartungsarbeiten durchführen, müssen Sie zuerst immer das Netzkabel aus der Steckdose ziehen. Wird das Netzkabel nicht herausgezogen, können Verletzungen oder Geräteschäden entstehen. Falls die Wartungsarbeit Stromzufuhr erfordert, wird im Wartungsablauf darauf hingewiesen.
VORSICHT
VORSICHT
VORSICHT
VORSICHT
Ziehen Sie das Netzkabel aus der Steckdose, bevor Sie den Drucker reinigen.
Um Verletzungen durch Elektroschocks zu vermeiden, warten Sie mindestens eine Minute nach Stromausschaltung, bevor Sie die elektrische Schaltkarte entfernen. Bitte immer einen geerdeten, statischen Handgelenkriemen tragen, wenn Sie die elektrische Schaltkarte handhaben. Halten Sie die Karte nur an den seitlichen Auswurfshebeln. Während des Herausnehmens/Installierens dürfen die Komponenten der Karte nicht berührt oder gebogen werden.
Die obere Kante der Papierschiene wird mit der Zeit scharf. Halten Sie die Schiene deshalb an den Seiten, damit Sie sich nicht schneiden.
Behalten Sie die Druckerabdeckung sicher im Griff, wenn Sie das Gasfederpaket entfernen.
25
Chapter 1 Controls And Indicators

Controls And Indicators

Electrical Controls

Switch or
Indicator
Power Switch Turns printer on and off: 1 = on, 0 = off. This switch is also a circuit breaker.
Status Indicator On when the printer is online, off when the printer is offline. Flashes to indicate a fault or
LCD Liquid Crystal Display. Displays printer status messages, fault messages, and menus which
ON LINE /
CLEAR
PAP ER
ADVANCE
VIEW /
EJECT
CANCEL Clears all data from the print buffer (if enabled in the MAINT/MISC menu).
warning.
permit user to set various configurations.
Toggles the printer online and offline. Clears the printer after a fault is corrected and returns the printer to offline state. Pressing CLEAR silences the audible alarm (if enabled).
Prints any data in the buffer then moves paper to the next Top Of Form as defined by the currently active form length.
Cabinet: moves last data printed to the tractor area for viewing. “Printer in View” displays. Press UP or DOWN key to move paper vertically in 1/72 inch increments. (Refer to the Up and Down key functions.) Press VIEW/EJECT again to move the paper back to the adjusted print position. Pedestal: moves bottom of last printed form to the tear bar position. “READY TO TEAR/ EJECT TO RETURN” displays. Press UP or DOWN key to move the paper vertically in 1/72 inch increments. (Refer to the Up and Down key functions.) Press VIEW/EJECT again to move the paper to the top of the next available form.
Displays next higher level of a configuration menu. In VIEW mode, moves paper up 1/72 inch. (See VIEW / EJECT key.)
Function
Active
Online
Active
Offline
Displays next lower level of a configuration menu. In VIEW mode, moves paper down 1/72 inch. (See VIEW / EJECT key.)
Displays the next option in a configuration menu.
Displays the previous option in a configuration menu.
SET TOF Moves paper downward from TOF (Top Of Form) alignment mark to the print station and sets
this as the first line of print on a page, independent of forms length. If there are data in the buffers, the printer slews to the page position where printing left off and prints the data.
PRT CONFIG Prints the current printer configuration.
JOB SELECT Allows selection of the active configuration or print mode (typeface) of the printer. The
functionality of this key depends on the current setting of the “Job Select/Print Mode” under the “MAINT/MISC” menu. (Refer to the
ENTER Enters an option displayed on the LCD into the printer’s non-volatile memory. Starts and
=
+ ON LINE
(IPDS emulation
only)
;+<
stops printer tests, sets a value, or prints the configuration. This key is locked and unlocked by a user-selectable key combination. (Refer to the
When pressed in offline state, if data are in the printer buffer the printer goes online, prints one page, then returns to offline. Can be repeated until the end of a print job. Only one page prints each time you press placed in online mode. (This key combination does not work if the printer is in the fault state.)
Resets the printer by reloading the power-up configuration and resetting the internal state.
=
+ ON LINE. If no data are in the printer buffer, the printer is
User’s Manual
User’s Manual
.)
.)
26
A
Electrical Controls
C
B
B
A
B
(Off) (On)
Power Switch
Arrow Keys
SET TOF
PRT CONFIG
JOB SELECT
ENTER
A
ON LINE/
CLEAR
PAPER
ADVANCE
LCD
VIEW/
EJECT
Rotated 180 Degrees
C
Status Indicator
CANCEL
Figure 3. Electrical Controls
27
Chapter 1 Controls And Indicators

Mechanical Controls

Control or Indicator Function
Paper Supports Help prevent paper jams by supporting inner sections of paper. They
are positioned manually by sliding them along the tractor shafts.
Forms Thickness Lever Sets the platen for paper and forms of different thicknesses. This
lever must be fully opened (raised) to load paper, unload paper, and move paper with the vertical position knob.
Forms Thickness Pointer and Scale
Forms Thickness Lever and Platen Stop Assembly
Indicates the relative thickness of forms and paper. Align pointer with A for thin (single-part) forms, B for thicker forms, and so on.
The forms thickness lever closes the platen to the relative thickness of the paper. The platen stop assembly returns the platen to the lever adjustment made by the user.
Tractors (2) Hold and feed paper. Used to set side margins and position the paper
horizontally.
Tractor Locks (2) Lock tractors in position.
Vertical Position Knob Used to set top of form or the first line to be printed. Open the forms
thickness lever and rotate this knob to move paper vertically.
Ribbon Loading Path
Instructions showing how to load the ribbon correctly.
Diagram
Paper Scale A horizontal scale graduated in tenths of an inch, useful for setting
paper margins and counting text columns. (See below.)
1 inch
110 20
0.1 inch
Column Number
28
Left Tractor
Mechanical Controls
Right Tractor
Paper Supports
Tractor Lock
Tractor Lock
Vertical Position Knob
Forms Thickness Lever
Platen Stop Assembly
Ribbon Loading Path Diagram
Figure 4. Mechanical Controls
29
Chapter 1 Tools And Test Equipment

Tools And Test Equipment

For field level maintenance of the printer, you will need these tools:
Adapter, 1/4 in. hex to 1/4 in. square, Utica Alcohol, anhydrous Allen Wrench, 1/16 inch Allen Wrench, 3/32 inch Allen Wrench, 5/32 inch Allen Wrench, 7/64 inch Allen Wrench, 5/64 inch ESD Wrist Strap Feeler Gauge, Flat, 0.010 inch Feeler Gauge, Flat, 0.011 inch Feeler Gauge, Flat, 0.012 inch
®
HW-18
Feeler Gauge, Flat, 0.013 inch Feeler Gauge, Flat, 0.040 inch Field Kit, Tester, P5 Power Supplies, Generic, (P/N 178083-001) Force Gauge, (Chatillon NY, Gauge-r, 0-20 lb., CAT 719-20) Force Gauge, “Fish Scale” type, 0-16 oz. Hardware Kit, P5XXX Mech, ZTP (P/N 178573-001) Hex bit, 3/16 in., torque screwdriver Hex bit, 3/32 in., torque screwdriver Hex bit, 5/32 in., torque screwdriver Hex bit, 5/64 in., torque screwdriver Lubricant, Bearing (Printronix P/N 101805-001) Nut Driver, 1/4 inch Nut Driver, 5/16 inch Nut Driver or Open End Wrench, 7/32 inch Open End Wrench, 5/16 inch Pliers, Grip Ring, External Screwdriver, flat tip Screwdriver, Phillips, #1
30
Screwdriver, Phillips, #2 Screwdriver, Torque, Utica TS-35 Tie Wraps, 4 inch and 8 inch Torx
®
T-10, T-15 Driver
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