Lexmark Color Jetprinter 1020 Manuel utilisateur

4078-00X

Color Jetprinter™ 1020

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

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Second Edition (July, 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.

Comments may be addressed to Lexmark International, Inc., Department D22A/035-3, 740

New Circle Road, Lexington, Kentucky 40550, U.S.A. Lexmark may use or distribute any of

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

to you.

Lexmark is a trademark of Lexmark International, Inc., registered in the United States and/or

other countries.

Color Jetprinter is a trademark of Lexmark International, Inc.

Other trademarks are the property of their respective owners.

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.

4078-00X

iii

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Contents 1

Preface ................................................v

SafetyInformation..................................... v

GeneralInformation....................................1-1

PowerConsumption..................................1-1

Maintenance Approach................................1-1

Abbreviations....................................1-2

UniqueToolsRequiredForService...................1-2

DiagnosticInformation .................................2-1

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

ErrorIndicatorTable...............................2-2

Power-On Self Test (POST) Sequence ................2-2

POSTSymptomTable.............................2-3

SymptomTables .................................2-4

ServiceChecks......................................2-6

CarrierTransportServiceCheck.....................2-6

EnvelopeFeedServiceCheck.......................2-7

MaintenanceStationServiceCheck ..................2-8

Paper Feed Service Check .........................2-9

Paper Path Service Check.........................2-11

ParallelPortServiceCheck........................2-12

PowerServiceCheck.............................2-12

PrintQualityServiceCheck........................2-13

PrintQualityNotice...............................2-15

DiagnosticAids .......................................3-1

EOFandHomePositionSensorsTest....................3-2

InitializeErrorLog....................................3-3

ParallelPortTest....................................3-4

PrintNVRAMContents................................3-5

ResetNVRAMtoEMEADefaults........................3-6

ResetNVRAMtoUSADefaults.........................3-7

TestPage..........................................3-8

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RepairInformation......................................4-1

Handling ESD-Sensitive Parts .......................... 4-1

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

RemovalProcedures................................. 4-2

ReleasingPlasticLatches.......................... 4-2

AccessCoverRemoval............................ 4-3

BaseAssemblyRemoval........................... 4-3

CarrierBeltRemoval.............................. 4-3

CarrierFrameAssemblyRemoval ................... 4-4

CarrierHomeSensorRemoval...................... 4-4

CarrierTransportMotorRemoval.................... 4-5

DriveTrainAssemblyRemoval...................... 4-5

FrontCoverRemoval ............................. 4-6

GutterPadRemoval.............................. 4-6

LargeFeedRollRemoval.......................... 4-7

Maintenance Station Assembly Removal .............. 4-7

Maintenance Wiper and Cap Removal ................ 4-7

MidFrameAssemblyRemoval...................... 4-8

Paper Feed Motor Removal ........................ 4-8

Power Supply Removal. . .......................... 4-8

Printhead Carrier Assembly Removal ................. 4-9

RearCoverRemoval............................. 4-10

Sheet Feeder Removal . . ......................... 4-11

SmallFeedRollAssemblyRemoval................. 4-11

SmallFeedRollBracketAssemblyRemoval .......... 4-12

SystemBoardRemoval........................... 4-13

ConnectorLocations....................................5-1

SystemBoardConnectors............................. 5-1

PreventiveMaintenance .................................6-1

LubricationSpecifications ............................. 6-1

PartsCatalog ..........................................7-1

HowToUseThisPartsCatalog......................... 7-1

Assembly1:Covers............................... 7-2

Assembly 2: Paper Feed / Carrier Transport / Maintenance 7-4

Assembly3:Electronics ........................... 7-6

Assembly3:Electronics(Continued).................. 7-8

Assembly4:Carrier.............................. 7-10

Assembly 5: Sheet Feeder ........................ 7-12

Index ................................................ X-1

Preface v

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Preface 2

This manual is divided into the following chapters:

1. 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.

2. Diagnostic Information contains error indicator table, symptom

table, 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 printer problems.

4. Repair Information provides instructions for making printer

adjustments and removing and installing FRUs.

5. Connector Locations uses illustrations to identify the connector

locations and test points on the printer.

6. Preventive Maintenance contains the lubrication specifications

and recommendations to prevent problems.

7. Parts Catalog contains illustrations and part numbers for indi-

vidual FRUs.

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.

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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.

ConsignesdeSécurité

•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.

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.

Preface vii

4078-002

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.

Informações de Segurança

•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.

•Os dispositivos de segurança de algumas peças poderão

não ser sempre suficientemente evidentes. Assim, as peças

sobressalentes devem possuir características idênticas ou

equivalentes às peças originais.

viii

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Chinese Safety Information

Korean Safety Information

General Information 1-1

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1. General Information

The Color JetprinterTM 1020 printer is a personal, near laser-quality

inkjet printer. The print cartridge is a single-unit customer

replaceable supply item. A single printhead provides three colors

and composite black printing. The printer also supports a black print

cartridge and provides 600 X 300 dpi edge definition for professional

quality text image and graphics printing.

Power Consumption

•Less than 2 Watts - power off and power to the printer

•7.5 Watts - Idle Mode (power on - not printing)

•12 Watts - Printing (average)

•25 Watts - Printing (peak)

Maintenance Approach

The diagnostic information in this manual leads you to the correct

field replaceable unit (FRU) or part. Use the error code charts,

symptom index, service checks, and diagnostic aids to determine

the symptom and repair the failure. Begin with “Start” on page 2-1.

This printer can be serviced without being connected to a host

computer. The user is directed, in the Printer Control program, to

perform the bidirectional alignment adjustments after replacing a

print cartridge.

After you complete the repair, perform tests as needed to verify the

repair.

1-2

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Abbreviations

Unique Tools Required For Service

Parallel Wrap Plug P/N 1319128

ESD Electrostatic Discharge

FRU Field Replaceable Unit

HVPS High Voltage Power Supply

LVPS Low Voltage Power Supply

NVRAM Nonvolatile Random Access Memory

OEM Original Equipment Manufacturer

POST Power-On Self Test

V ac Volts alternating current

V dc Volts direct current

ZIF Zero Insertion Force

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