Lexmark 4300 Manuale utente

4421-XXX

Lexmark™ 4300 Series

Photo All-In-One

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

• Trademarks

• Start diagnostics

• Safety and notices

Revised 5-11-05

Edition:May 2005

he following paragraph does not apply to 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.

his publication could include technical inaccuracies or typographical errors. Changes are

periodically made to the information herein; these changes will be incorporated in later

editions. Improvements or changes in the products or the programs described may be

made at any time.

Comments may be addressed to Lexmark International, Inc., Department D22A/032-2,

740 West New Circle Road, Lexington, Kentucky 40550, U.S.A or e-mail at

ServiceInfoAndTraining@Lexmark.com. Lexmark may use or distribute any of the

information you supply in any way it believes appropriate without incurring any obligation

o you. You can purchase additional copies of publications related to this product by

alling 1-800-553-9727. In other countries, contact your point of purchase.

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 right 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.

Lexmark and Lexmark with diamond design aretrademarks of Lexmark International, Inc.,

registered in the United States and/or other countries.

Other trademarks are the property of their respective owners.

2005 Lexmark International, Inc.

ll rights reserved.

UNITED STATES GOVERNMENT RIGHTS

his software and any accompanying documentation provided under this agreement are

ommercial computer software and documentation developed exclusively at private

expense.

U.S.A. P/N 12G9470 Japanese P/N 12G9471

4421-XXX

Table of contents iii

Table of contents

Safety information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ix

Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ix

General information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Scanner specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Navigating the control panel menus. . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

Maintenance approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

Tools required for service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Diagnostic information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Power-On Self Test (POST) sequence . . . . . . . . . . . . . . . . . . . . . . . 2-1

Error codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Catastrophic errors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Non-catastrophic errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

POST symptom table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6

Symptom tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

Service checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

Carrier transport service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

CIS module assembly service check . . . . . . . . . . . . . . . . . . . . . . . . 2-11

Maintenance station service check . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

Paper feed service check. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13

Power service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14

Print quality service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Scan and copy quality service check. . . . . . . . . . . . . . . . . . . . . . . . 2-17

Diagnostic aids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Self Test mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Repair information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

Handling ESD-sensitive parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Removal procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Releasing plastic latches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

iv Service Manual

4421-XXX

Removals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-3

General precautions on removals . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-3

ASF guide with spring removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-4

Card reader access door removal . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-6

Control panel cover removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-6

Scanner module assembly removal. . . . . . . . . . . . . . . . . . . . . . . . . . .4-7

Print engine removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-11

Base assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-13

Carrier assembly removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-14

System board removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-16

Maintenance station removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-17

Rear cover removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-19

Locations and connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

System board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

Preventive maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

Lubrication specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

Parts catalog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

How to use this parts catalog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

Assembly 1: Covers, scanner, and base. . . . . . . . . . . . . . . . . . . . . . . . . .7-2

Assembly 2: Engine, carrier, and electronics . . . . . . . . . . . . . . . . . . . . . .7-6

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I-1

Part number index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I-3

Safety information v

4421-XXX

Safety information

•The safety of this product is based on testing and approvals of the

original design and specific components. The manufacturer is not

responsible for safety in the event of use of unauthorized replacement

parts.

•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.

Consignes de sécurité

•La sécuritéde ce produit repose sur des tests et des

agréations portant sur sa conception d'origine et sur des composants

particuliers. Le fabricant n'assume aucune responsabilitéconcernant

la sécuritéen cas d'utilisation de pièces de rechange non agréées.

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

uniquement àun personnel de maintenance qualifié.

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

risques électriques, le personnel d'entretien qualifiédevra prendre

toutes les précautions nécessaires.

Norme di sicurezza

•La sicurezza del prodotto si basa sui test e sull'approvazione del

progetto originale e dei componenti specifici. Il produttore non è

responsabile per la sicurezza in caso di sostituzione non autorizzata

delle parti.

•Le informazioni riguardanti la manutenzione di questo prodotto sono

indirizzate soltanto al personale di assistenza autorizzato.

•Durante lo smontaggio e la manutenzione di questo prodotto,

il rischio di subire scosse elettriche e danni alla persona èpiùelevato. Il

personale di assistenza autorizzato deve, quindi, adottare le

precauzioni necessarie.

vi Service Manual

4421-XXX

Sicherheitshinweise

•Die Sicherheit dieses Produkts basiert auf Tests und Zulassungen des

ursprünglichen Modells und bestimmter Bauteile. Bei Verwendung

nicht genehmigter Ersatzteile wird vom Hersteller keine Verantwortung

oder Haftung für die Sicherheit übernommen.

•Die Wartungsinformationen für dieses Produkt sind ausschließlich für

die Verwendung durch einen Wartungsfachmann bestimmt.

•Während des Auseinandernehmens und der Wartung des Geräts

besteht ein zusätzliches Risiko eines elektrischen Schlags und

körperlicher Verletzung. Das zuständige Fachpersonal sollte

entsprechende Vorsichtsmaßnahmen treffen.

Pautas de Seguridad

•La seguridad de este producto se basa en pruebas y aprobaciones del

diseño original y componentes específicos. El fabricante no es

responsable de la seguridad en caso de uso de piezas de repuesto no

autorizadas.

•La información sobre el mantenimiento de este producto estádirigida

exclusivamente al personal cualificado de mantenimiento.

•Existe mayor riesgo de descarga eléctrica y de daños personales

durante el desmontaje y la reparación de la máquina. El personal

cualificado debe ser consciente de este peligro y tomar las

precauciones necesarias.

Informações de Segurança

•A segurança deste produto baseia-se em testes e aprovações do

modelo original e de componentes específicos. O fabricante não é

responsável pela segunrança, no caso de uso de peças de

substituição não autorizadas.

•As informações de segurança relativas a este produto destinam-se a

profissionais destes serviços e não devem ser utilizadas por outras

pessoas.

•Risco de choques eléctricos e ferimentos graves durante a

desmontagem e manutenção deste produto. Os profissionais destes

serviços devem estar avisados deste facto e tomar os cuidados

necessários.

Safety information vii

4421-XXX

Informacióde Seguretat

•La seguretat d'aquest producte es basa en l'avaluaciói aprovaciódel

disseny original i els components específics.

El fabricant no es fa responsable de les qüestions de

seguretat si s'utilitzen peces de recanvi no autoritzades.

•La informaciópel manteniment d’aquest producte estàorientada

exclusivament a professionals i no estàdestinada

a ningúque no ho sigui.

•El risc de xoc elèctric i de danys personals pot augmentar durant el

procés de desmuntatge i de servei d’aquest producte. El personal

professional ha d’estar-ne assabentat i prendre

les mesures convenients.

viii Service Manual

4421-XXX

Preface ix

4421-XXX

Preface

This manual contains maintenance procedures for service personnel. It is

divided into the following chapters:

1. General information contains a general description of the All-In-One

and the maintenance approach used to repair it. Special tools and test

equipment are listed, as well as general environmental and safety

instructions.

2. Diagnostic information contains an error indicator table, symptom

tables, and service checks used to isolate failing field replaceable units

(FRUs).

3. Diagnostic aids contains tests and checks used to locate or repeat

symptoms of All-In-One problems.

4. Repair information provides instructions for making All-In-One

adjustments and removing and installing FRUs.

5. Locations and connectors uses illustrations to identify the connector

locations and test points on the All-In-One.

6. Preventive maintenance contains the lubrication specifications and

recommendations to prevent problems.

7. Parts catalog contains illustrations and part numbers for individual

FRUs.

Definitions

Note: A note provides additional information.

Warning: A warning identifies something that could damage the product

hardware or software.

CAUTION: A caution identifies something that could cause you harm.

xService Manual

4421-XXX

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