Lexmark Pro900 Series User manual

Service Manual

Lexmark Pro900 Series All-In-One

Machine Type 4444-30x, 4444-30E

Edition: April 8, 2010

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 D22X/002-1, 740 West New Circle Road,

Lexington, Kentucky 40550, U.S.A or e-mail at [email protected]m. Lexmark may use or distribute any

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

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.

All 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.

P/N 12G0236 Rev 001

Lexmark Pro900 Series

Table of contents iii

Lexmark Pro900 Series

Table of contents

Table of contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .iii

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

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .viii

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

Print specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Scanner specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Fax specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Copy specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

Media specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Understanding the operator panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9

Using the operator panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9

Maintenance approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11

Tools required for service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11

Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11

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

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

Troubleshooting tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Error Code Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Service checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11

System board service checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11

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

Carrier service checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

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

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

Test page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Uninstall/reinstall instructions for Windows users . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

For Windows 2000, Windows XP, and Vista . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Uninstall/reinstall instructions for Mac users . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

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

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

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

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

General precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Second paper tray removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Duplex/media sensor removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

ADF/scanner assembly removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

Wick removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13

Midframe removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15

INA card removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18

Pick tire removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20

Operator panel removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22

RFID card removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24

System board removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25

Fax card removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26

Print engine removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-29

Carrier assembly removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-33

Encoder dial sensor removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-38

Table of contents iv

Lexmark Pro900 Series

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

Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Front view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Rear view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

System board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

System board connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

INA card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5

INA card connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5

RFID card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

RFID card connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

Fax card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

Fax card connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

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

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

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

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

Assembly 1: Covers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2

Assembly 2: Electronics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4

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

Safety information v

Lexmark Pro900 Series

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 sécurité de 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 responsabilité concernant la sécurité en cas d'utilisation de pièces de rechange non agréées.

• 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.

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 è più elevato. Il personale di assistenza

autorizzato deve, quindi, adottare le precauzioni necessarie.

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.

CAUTION: POTENTIAL INJURY

This device contains a lithium battery. There is a danger of explosion if a lithium battery is

incorrectly replaced. Replace it only with the same or equivalent type of lithium battery.

Discard used batteries according to the manufacturer’s intstructions and local regulations.

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Safety information vii

Lexmark Pro900 Series

Preface viii

Lexmark Pro900 Series

Preface

This manual contains maintenance procedures for service providers. It is divided into the following chapters:

1. General information contains a general description of the printer and the maintenance approach used to repair

it. It includes printer specifications, special tools, and acronyms.

2. Diagnostic information contains an error code 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 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 individual FRUs.

General information 1-1

Lexmark Pro900 Series

1. General information

The Lexmark™ Pro700 Series All-In-One (4444-301, 4444-30E) is a letter-quality print, copy, fax, and scan machine. It

is a standalone color/mono copier.

General information 1-2

Lexmark Pro900 Series

Print specifications

Print speed Quick print: 33 ppm mono / 30 ppm color

Print functions/features Standalone photo printing:

• Color or black (grayscale) photo printing

• Photo Menu options pop up at card insert

• Print all photos

• Save photos to PC

• Print DPOF selection via PictBridge or card

• Print from PictBridge camera

• Red eye reduction via operator panel

• Photo effects: Auto image enhance, antiquing (gray or brown), sepia,

black and white

• Autoprint

• PictBridge with n-up support

• Copy from memory card to USB drive

• Photos over network

Card reader support • Multi Media Card (MMC)

• Secure Digital (SD)

• Mini SD (with customer supplied adapter)

• Memory Stick (MS)

• Memory stick pro

• Memory stick duo (with customer supplied adapter)

• Memory stick duo pro (with customer supplied adapter)

•XD

• XD type M and H

• Micro SD (Transflash) (with customer supplied adapter)

• MMC mobile (with customer supplied adapter)

• RS-MMC (with customer supplied adapter)

• SDHC (high capacity)

General information 1-3

Lexmark Pro900 Series

Scanner specifications

Scanner type Flatbed CIS

Scan modes True Color:

• 48 bits internal

• 24 bits external

Gray Mode:

• 16 bits internal

• 8 bits external

Text/Line Art:

1 bit per pixel

Scan method One pass

Lamp warm-up time None

Flatbed scan area • 8.5 x 11.7 inches

• 216 x 297 mm

Flatbed scan resolution • Horizontal: 1200 ppi

• Vertical: 4800 ppi

ADF scan area Maximum:

• 8.5 x 14 inches (w x l)

• 216 x 356 mm

Minimum:

• 8.27 x 11 inches (w x l)

• 210 x 279.4 mm

ADF scan resolution • Horizontal: 600 ppi

• Vertical: 600 ppi

Optical scan resolution 1200 x 4800 ppi

General information 1-4

Lexmark Pro900 Series

Fax specifications

Fax type Standalone mono and color fax

Paper size Send and receive legal, letter, and A4

Fax resolution Mono and color support initiated via operator panel:

• Standard: 100 x 100 ppi

• Fine: 200 x 200 ppi

• SuperFine: 300 x 300 ppi

• Ultra fine: 400 x 400 ppi

Fax features • TAD (telephone answering device) hookup

• Speaker (no microphone)

• 89 speed dials, 10 group calls

• 30 fax numbers per group supported

• 64 digit fax number support

• Caller ID (where supported)

• Automatic redial/busy redial

• Call waiting disable support

• Fax/tel mode with distinctive ring detection

• Confirmation, error, and activity reports

• Up to 160 pages using standard resolution

• Pulse/tone mode

• Delay send

• Broadcast send

• Fax forwarding

• Fax forwarding and print

• Junk fax block (where available)

• Auto answering

• Print to fax function

• Parallel handset detection support

• Parallel handset manual pickup support

• Digital line detect and notify

• Group fax

• VOIP compatible fax

General information 1-5

Lexmark Pro900 Series

Copy specifications

Copy function Standalone only

Standalone copy speed Quick copy:

First copy: 8 ppm mono target, 3 ppm color

Additional copies: 25 ppm mono, 21 ppm color

Standalone copy specifications Mono copy:

• Quick: 300 X 600 dpi print, 150 X 150 ppi scan

• Normal: 600 X 600 dpi print, 300 X 300 ppi scan

• Photo: 1200 X 1200 dpi print, 300 X 300 ppi scan

Color copy:

• Quick: 300 X 600 dpi print, 150 X 150 ppi scan

• Normal: 600 X 600 dpi print, 300 X 300 ppi scan

• Photo (plain): 1200 X 1200 dpi print, 300 X 300 ppi scan

• Photo (glossy): 1200 x 1200 dpi print, 600 x 600 ppi scan

Standalone copy features • Reduction/enlargement

• Copy to selected paper sizes

• Light/dark control (7 settings)

• Multiple copies

• Fit to page

• Repeat image N-up

• Collate

• Manual duplex copy

• Poster (host and standalone):

• Minimum: 4 pages

• Maximum: 16 pages

• Borderless copy selectable via printer driver (on all sizes listed below,

excluding Legal, 3.5 x 5, and 3 x 5)

General information 1-6

Lexmark Pro900 Series

Standalone media type Flatbed:

•Letter

•A4

•B5

•A5

•A6

• 3 x 5 in.

• 4 x 6 in.

• 4 x 8 in.

• 5 x 7 in.

• 10 x 15 cm

• 13 x 18 cm

• Hagaki

•2L

•L

ADF:

•Letter

• Legal

•A4

General information 1-7

Lexmark Pro900 Series

Media specifications

Paper capacities Input tray

Plain Up to 150 sheets

Envelopes Up to 10 envelopes

Banner Up to 20 sheets

Coated Up to 100 sheets

Photo/glossy Up to 25 sheets

Transparencies Up to 50 sheets

Iron-on transfer Up to 10 sheets

Card stock Up to 25 sheets

Labels Up to 25 sheets

Exit tray

Paper Up to 50 sheets

Transparencies 1 sheet

Photo/glossy 1 sheet

Labels Up to 20 sheets

Envelopes Up to 10 envelopes

Coated Up to 25 sheets

Banner Up to 20 sheets

Iron-on transfer Up to 10 sheets

Card stock Up to 15 sheets

ADF capacity 50 pages

Media sizes (via driver) Automatic sheet feed:

• Letter (8 1/2 x 14 in.)

• Executive (7 1/4 x 10 1/2)

• Index card (3 x 5 in.)

• 4 x 6 in.

• 10 x 15 cm

• 4 x 8 in.

• 10 x 20 cm

• A4 (210 x 297 mm)

• B5 (182 x 257 mm)

• A5 (148 x 210 mm)

• A6 card (105 x 148 mm)

• Hagaki (100 x 148 mm)

• L (89 x 127 mm)

• 2L (127 x 178 mm)

• 3.5 x 5 in.

General information 1-8

Lexmark Pro900 Series

Media sizes (via driver) continued Automatic sheet feed (continued):

• 5 x 7 in.

• 13 x 18 cm

• Custom size (width 3-8.5 in./height 5.0-17.0 in.)

Envelopes:

• 6 3/4 (3 5/8 x 6 1/2 in.)

• 7 3/4 (3 22/25 x 7 1/2 in.)

• 9 (3 7/8 x 8 7/8 in.)

• 10 (4 1/8 x 9 1/2 in.)

• DL (110 x 220 mm)

• C5 (162 x 229 mm)

• C6 (114 x 162 mm)

• B5 (176 x 250 mm)

• A2 baronial (111 x 146 mm)

• Custom size

General information 1-9

Lexmark Pro900 Series

Understanding the operator panel

Using the operator panel

The operator panel buttons allow you to copy, scan, fax, or print documents and photos. The operator panel features:

• 4.3” touchscreen WQVGA display with screen saver

• 2 wireless medallion LEDs (green and amber)

• 1 cardreader LED (green)

• 1 button with LED

Number Part LED/button Function

1 Power on/off button • Turns the printer on and off

• Switches to Power Saver mode

Note: When the printer is on, press the Power button to

switch to Power Saver mode. Press and hold the Power

button for three seconds to turn off the printer.

2 Back • Returns to the previous screen

• Exits from one menu level to a higher one

3 Touchscreen Display • Navigates the printer menus

• Changes settings

• Views printer messages and animation

Note: The display is turned off in Power Saver mode.

4 Start button Starts a print, scan, fax, or copy job, depending on which

mode is selected.

5 Cancel button Cancels the current job or task

General information 1-10

Lexmark Pro900 Series

6 Help Displays Help text and animation

7 Home Returns to the home screen

Number Part LED/button Function

General information 1-11

Lexmark Pro900 Series

Maintenance approach

The diagnostic information in this manual leads you to the correct field replaceable unit (FRU) or part. Use the error

codes, symptom tables, service checks, and diagnostic aids to determine the symptom and repair the failure.

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

Tools required for service

• Flat-blade screwdriver

• #1 Phillips screwdriver

• #2 Phillips screwdriver

• Spring hook

• Analog or digital multimeter

Acronyms

ADC Analog to Digital Converter

ASF Automatic Sheet Feeder

ASIC Application Specific Integrated Circuit

DMA Direct Memory Access

dpi Dots per inch

DSA NPA Device Status Alert

EEPROM Electrically Erasable Programmable ROM

EOF End of Form

Flash Fast EEPROM

GPIO General Purpose Input/Output

HBP Hose Based Printing

IEEE Institute of Electrical and Electronics Engineers

ips inches per second

LED Light-Emitting Diode

NPA Network Printing Alliance

NVRAM Nonvolatile Random Access Memory

OEM Original Equipment Manufacturer

POR Power-On Reset

POST Power-On Self Test

ppi Pixles per inch

RAM Random Access Memory

ROM Read Only Memory

TSR Temperature Sense Resistor

PWM Pulse Width Modulate

UART Universal Asynchronous Receiver/Transmitter

USB Universal Serial Bus

2-1 Service Manual

Lexmark Pro900 Series

2. Diagnostic information

Power-On Self Test (POST) sequence

Plug the All-In-One into an electrical outlet, and press the Power button.

The All-In-One does a Power-On Self Test (POST) sequence.

1. The Power button, Copy button, and Color button lights come on.

2. The following will be displayed on the LCD screen:

Lexmark

3. The purge pump runs, and then shuts off.

4. The carrier moves off of the maintenance station, and then returns.

5. The scanner assembly moves from the homing position, and then returns.

6. The Wi-Fi light stays on.

7. Copies will be displayed on the LCD screen.

If any of these fail to occur, remove and reinstall the print cartridge, and then repeat the POST. If the POST remains

incomplete, then see “Service checks” on page 2-11. Find the symptom, and take corrective action.

Troubleshooting tables

The All-In-One has the capability to report internal errors. This is accomplished by displaying the error code on the

operator panel LCD. Also, some errors are reported to host through Extended NPA Device Status Alert (DSA). See

Consumer Printer Division Host-Printer Communications Specification for more details on NPA and DSA.

There are four classes of All-In-One errors:

• POST errors

• Catastrophic unrecoverable errors

• Paper handling errors

• Printhead errors

Note: Each error will have a unique, 4-digit code.

Diagnostic information 2-2

Lexmark Pro900 Series

Error Code Table

Error

Code

Name Description Action

08 Print Carrier Stall The All-In-One carrier has

stalled.

Technical Support Center:

Clear the carrier jam, and resend the print

job.

Service:

See “Carrier service checks” on

page 2-12.

0101 Paper Out The All-In-One is out of paper. Technical Support Center:

Load paper.

Service:

Load paper. If the problem remains, then

check the paper sensor; if the paper

sensor is ok, then check and/or replace

the system board. See “System board

removal” on page 4-25.

0102 Paper Jam There is paper jammed in the

All-In-One.

Technical Support Center:

Clear the paper jam, and resend the print

job.

Service:

Clear the paper jam, and resend the print

job. If the problem remains, then check

the All-In-One for foreign objects.

0108 Carrier Jam The carrier is jammed and will

not move.

Technical Support Center:

Check the All-In-One for foreign objects.

Service:

See “Carrier service checks” on

page 2-12.

0109 Carrier Jam The carrier is jammed and will

not move.

Technical Support Center:

Check the All-In-One for foreign objects.

Service:

See “Carrier service checks” on

page 2-12.

010A Carrier Jam The carrier is jammed and will

not move.

Technical Support Center:

Service:

See “Carrier service checks” on

page 2-12.

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Lexmark Pro900 Series User manual

Lexmark Pro900 Series User manual

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