Lexmark 4479-XXX Service Manual.pdf

Lexmark™ 3300 Series

All-In-One

4479-XXX

• Table of contents

• Start diagnostics

• Safety and notices

• Trademarks

•Index

Lexmark and Lexmark with diamond

design are trademarks of Lexmark

International, Inc., registered in the

United States and/or other countries.

4479-XXX

Edition: April 2005

The 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.

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. 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

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

calling 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 are trademarks of Lexmark International, Inc.,

registered in the United States and/or other countries.

Other trademarks are the property of their respective owners.

UNITED STATES GOVERNMENT RIGHTS

This software and any accompanying documentation provided under this agreement are

commercial computer software and documentation developed exclusively at private

expense.

U.S.A. P/N 12G9463

Japanese P/N 12G9464

4479-XXX

Table of contents

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

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

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

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

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

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

Resolutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

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

Maintenance approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

Tools required for service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

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

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

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

Error codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

POST errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

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

User intervention errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8

POST symptom table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9

Symptom tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

Service checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13

Carrier transport service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13

CIS module assembly service check . . . . . . . . . . . . . . . . . . . . . . . . 2-14

PictBridge service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Maintenance station service check . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Paper feed service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16

Power service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

Print quality service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18

Scan and copy quality service check . . . . . . . . . . . . . . . . . . . . . . . . 2-20

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

Single test page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Self Test menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

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

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

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

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

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

Table of contents iv

4479-XXX

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

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

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

Bezel removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

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

Exit tray with extender removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Scanner lid removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8

Paper support removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8

Scanner support removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

Scanner module assembly removal . . . . . . . . . . . . . . . . . . . . . . . . . 4-10

Rear cover removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12

Print engine removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13

Carrier assembly and encoder strip removal . . . . . . . . . . . . . . . . . . 4-15

System board removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17

Maintenance station removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18

Base assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Locations and connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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 . . . . . . . . . . . . . . . . . . . . . . 7-4

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

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

Table of contents v

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