Lexmark 4039-1XX User manual

4039-1XX

Lexmark LaserPrinter

Lexmark and Lexmark with diamond

design are trademarks of Lexmark

International, Inc., registered in the

United States and/or other countries.

• Table of Contents

• Index

• Safety and Notices

• Trademarks

• Start Diagnostics

• Manuals Menu

Second Edition (June 1996)

The following paragraph does not apply to the United Kingdom or any country

where such provisions are inconsistent with local law: LEXMARK

INTERNATIONAL, INC. PROVIDES THIS PUBLICATION “AS IS” WITHOUT

WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT

NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY OR

FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer

of express or implied warranties in certain transactions, therefore, this statement

may not apply to you.

This publication could include technical inaccuracies or typographical errors.

Changes are periodically made to the information herein; these changes will be

incorporated in later editions of the publication. Improvements or changes in the

products or the programs described in this publication may be made at any time.

Publications are not stocked at the address given below; requests for publications

should be made to your point of purchase.

A form for reader’s comments is provided at the back of this publication. If the form

has been removed, comments may be addressed to Lexmark International, Inc.,

Department D22A/035-3, 740 New Circle Road NW, Lexington, Kentucky 40550,

U.S.A. In the United Kingdom and Eire, send to Lexmark International Ltd.,

Marketing and Services Department, Westthorpe, Marlow Bucks SL7 3RQ.

Lexmark may use or distribute any of the information you supply in any way it

believes appropriate without incurring any obligation to you.

 Copyright Lexmark International, Inc. 1996

UNITED STATES GOVERNMENT RESTRICTED RIGHTS

This software and documentation are provided with RESTRICTED RIGHTS. Use,

duplication or disclosure by the Government is subject to restrictions as set forth in

subparagraph (c)(1)(ii) of the Rights in Technical Data and Computer Software

clause at DFARS 252.227-7013 and in applicable FAR provisions: Lexmark

International, Inc., Lexington, Ky 40550.

Notices and Safety Information iii

Notices and Safety Information

References in this publication to products, programs, or services do

not imply that the manufacturer intends to make these available in all

countries in which it operates. Any reference to a product, program,

or service is not intended to state or imply that only that product,

program, or service may be used. Any functionally equivalent

product, program, or service that does not infringe any existing

intellectual property rights may be used instead. Evaluation and

verification of operation in conjunction with other products,

programs, or services, except those expressly designated by the

manufacturer, are the user’s responsibility.

Electronic Emission Notices

Consult the following list for any emission that may apply in your

country.

Federal Communications Commission (FCC) Statement

This printer has been tested and found to comply with the limits for a

Class B digital device, pursuant to Part 15 of the FCC Rules. These

limits are designed to provide reasonable protection against harmful

interference in a residential installation. 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. However, there is no

guarantee that interference will not occur in a particular installation.

If this equipment does cause harmful interference to radio or

television reception, which can be determined by turning the

equipment off and on, the user is encouraged to try to correct the

interference by one or more of the following measures:

•Reorient or relocate the receiving antenna.

•Increase the separation between the equipment and receiver.

•Connect the equipment into an outlet on a circuit different from

that to which the receiver is connected.

•Consult your point of purchase or service representative for

additional suggestions.

iv Service Manual

The manufacturer is not responsible for any radio or television

interference caused by using other than recommended cables or by

unauthorized changes or modifications to this equipment.

Unauthorized changes or modifications could void the user’s

authority to operate the equipment.

Note: To comply with FCC regulations on electromagnetic interfer-

ence, for a Class B computing device, the printer cable must be

shielded.

To assure compliance with FCC regulations for a Class B computing

device, use a properly shielded and grounded IBM cable. Part

numbers for the various interface cables are: part number 1525612

for parallel interface, and part number 8509386 for serial interface.

Use of a substitute cable not properly shielded and grounded may

result in violation of FCC regulations.

Industry Canada Compliance Statement

This digital apparatus does not exceed the Class B limits for radio

noise emissions from digital apparatus as set out in the interference-

causing equipment standard entitled: “Digital Apparatus”, ICES-003

of Industry Canada.

Avis de conformité aux normes d’Industrie Canada

Cet appareil numérique respecte les limites de bruits

radioélectriques applicables aux appareils numériques de Classe B

prescrites dans la norme sur le matériel brouilleur : “Appareils

numériques”, NMB-003 édictée par Industrie Canada.

The United Kingdom Telecommunications Act 1984

This apparatus is approved under the approval number NS/G/1234/

J/100003 for the indirect connections to the public

telecommunications systems in the United Kingdom.

Notices and Safety Information v

European Community (EC) Electromagnetic

Compatibility Directive

This product is in conformity with the protection requirements of EC

Council directive 89/336/EEC on the approximation of the laws of

the Member States relating to electromagnetic compatibility.

German Statement of Acoustic Emissions

A declaration of conformity with the requirements of the Directive

has been signed by the Director of Manufacturing and Technical

Support, Lexmark International, Ltd., Boigny, France.

This product satisfies the Class B limits of EN 55022.

vi Service Manual

Trademarks

Lexmark is a trademark of Lexmark International, Inc.

The following terms, denoted by a double asterisk (**) in this

publication, are trademarks or registered trademarks of the following

companies.

AppleTalk Apple Computer, Inc.

IBM International Business Machines

Corporation

LocalTalk Apple Computer, Inc.

PCL Hewlett-Packard Company

PostScript Adobe Systems Incorporated

AppleTalk and LocalTalk are trademarks of Apple Computer, Inc.

registered in the United States and other countries.

PCL is a registered trademark of the Hewlett-Packard Company.

PCL 5 is Hewlett-Packard Company’s designation of a set of printer

commands (language) and functions included in its printer products.

This printer is designed and manufactured by Lexmark International,

Inc., to be compatible with the PCL 5 language. This means the

printer recognizes PCL 5 commands used in various applications

programs, and that the printer emulates the functions corresponding

to the commands.

PostScript is a registered trademark of Adobe Systems

Incorporated. PostScript is Adobe Systems’ designation of a set of

printer commands (language) and functions included in its software

products. This printer is designed and manufactured by Lexmark

International, Inc., to be compatible with the PostScript Level 2

language. This means the printer recognizes PostScript Level 2

commands used in the various application programs, and that the

printer emulates the functions corresponding to the commands.

Notices and Safety Information vii

Safety Information

•The maintenance information for this product has been prepared

for use by a professional service person and is not intended to

be used by others.

•There may be an increased risk of electric shock and personal

injury during disassembly and servicing of this product.

Professional service personnel should understand this and take

necessary precautions.

•The safety features of some parts may not always be obvious.

Therefore, replacement parts must have the identical or

equivalent characteristics as the original parts.

Sicherheitshinweise

•Die Wartungsinformationen für dieses Produkt wurden zur

Verwendung durch einen Wartungsfachmann entwickelt und

sollten nicht von anderen benützt werden.

•Zusätzliches Risiko eines elektrischen Schlags und körperlicher

Verletzung existiert während des Auseinandernehmens und der

Wartung des Geräts. Fachpersonal sollte im vollen Verständnis

der Lage entsprechende Vorsichtsmaßnahmen ergreifen.

•Ersatzteile müssen gleiche oder gleichwertige Merkmale wie die

Originalteile aufweisen, da Sicherheitsvorkehrungen nicht immer

offensichtlich sind.

Consignes de Sécurité

•Les consignes d'entretien et de réparation de ce produit

s'adressent uniquement à un personnel de maintenance

qualifié.

•Le démontage et l'entretien de ce produit pouvant présenter

certains risques électriques, le personnel d'entretien qualifié

devra prendre toutes les précautions nécessaires.

•Les normes de sécurité de certaines pièces n'étant pas toujours

explicites, les pièces de rechange doivent être identiques ou

conformes aux caractéristiques des pièces d'origine.

viii Service Manual

Norme di sicurezza

•Le informazioni riguardanti la manutenzione di questo prodotto

sono indirizzate soltanto al personale dell'assistenza

autorizzato.

•Durante lo smontaggio e il manutenzionamento di questo

prodotto, è possibile il rischio accresciuto di scosse elettriche e

danni personali. Il personale di assistenza autorizzato,

consapevole di ciò, deve adottare le precauzioni necessarie.

•È possibile che le funzioni di sicurezza di alcuni elementi non

siano così ovvie, quindi, i pezzi di ricambio devono avere

caratteristiche identiche o equivalenti a quelle dei pezzi originali.

Pautas de Seguridad

•La información sobre el mantenimiento de este producto fue

escrita para el personal de mantenimiento cualificado y no para

cualquier otro usuario.

•Existen mayores riesgos de descargas eléctricas y daños

personales durante el desmontaje y la reparación de la

máquina. El personal cualificado comprende esto y toma las

precauciones necesarias.

•Los dispositivos de seguridad de algunas partes quizá no

siempre puedan ser reconocidas a simple vista. Por lo tanto, las

partes de reemplazo deben poseer características idénticas o

equivalentes a las partes originales.

Sikkerhedsoplysninger

•Oplysningerne om vedligeholdelse af dette produkt er forberedt

med henblik på professionelt servicepersonale, og bør derfor

ikke benyttes af andre.

•Risikoen for elektrisk stød øges under demontering og service af

dette produkt, hvorfor der bør tages de nødvendige

forholdsregler.

•Sikkerhedsforanstaltningerne er ikke altid lige åpenbare for alle

reservedele. Der bør derfor kun anvendes originale reservedele

eller reservedele med samme egenskaber som de oprindelige.

Ozone Information

This product does not produce measurable amounts of ozone gas.

Preface ix

Preface

This manual is divided into the following chapters:

•“General Information” contains a general description of the

printer and the maintenance approach used to repair it. Special

tools and test equipment are listed in this chapter, as well as

general environmental and safety instructions.

•“Diagnostic Information” contains error code table, symptom

table, and service checks used to isolate failing field replaceable

units (FRUs).

•“Diagnostic Aids” contains tests and checks used to locate or

repeat symptoms of printer problems.

•“Repair Information” provides instructions for making printer

adjustments and removing and installing FRUs.

•“Connector Locations” uses illustrations to identify the major

components and test points on the printer.

•“Preventive Maintenance” contains safety inspection guidelines,

lubrication specifications, and maintenance information to

prevent problems and maintain optimum performance.

•“Parts Catalog” contains illustrations and part numbers for

individual FRUs.

xService Manual

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