Lexmark 4049-XXX Service Manual
Lexmark Optra™ Series
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• Safety and Notices
• Trademarks
4049-XXX
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Lexmark and Lexmark with diamond
design are trademarks of Lexmark
International, Inc., registered in the
United States and/or other countries.
4049-XXX
Third Edition (November, 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, THEIMPLIEDWARRANTIESOF 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. Improvementsor 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., D22A/035-3, 740
New Circle Road NW, 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.
©Copyright Lexmark International, Inc. 1995, 1996
All rights reserved.
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 DFARS252.227-7013 and in applicable FAR provisions:
Lexmark International, Inc., Lexington, KY 40550.
4049-XXX
Table of Contents
NoticesandSafetyInformation...........................ix
LaserNotice....................................... ix
Laser..............................................x
Avisrelatifàl’utilisationdelaser.........................x
Avvertenzesuiprodottilaser .......................... xi
Avisossobreelláser................................. xi
DeclaraçãosobreLaser.............................. xii
Laserinformatie..................................... xii
Lasermeddelelse ...................................xiii
Huomautuslaserlaitteesta............................xiii
Laser-notis....................................... xiv
Laser-melding..................................... xiv
AvíssobreelLàser.................................. xv
Japanese Laser Notice...............................xv
ChineseLaserNotice............................... xvi
KoreanLaserNotice................................ xvi
Trademarks....................................... xvii
SafetyInformation..................................xviii
Preface ............................................xxiii
GeneralInformation...................................1-1
PowerConsumption................................ 1-2
Options.......................................... 1-2
Maintenance Approach.............................. 1-3
Tools Required For Service .......................... 1-3
Abbreviations..................................... 1-4
iii
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DiagnosticInformation ................................2-1
Start............................................ 2-1
Power-OnSelfTest(POST) ........................ 2-10
SymptomTable.................................. 2-11
Banding ..................................... 2-12
Background.................................. 2-12
BlackPage .................................. 2-13
BlankPage.................................. 2-14
BlurredorFuzzyPrint.......................... 2-15
DeadMachine................................ 2-15
Duplex...................................... 2-16
Fan(927Error)............................... 2-18
Fuser Theory . ................................ 2-19
Fuser: 920, 921, or 922 Error .................... 2-19
Fuser:923or924Error......................... 2-20
Honeycomb.................................. 2-20
HorizontalVoidorStreak........................ 2-20
LANProblems................................ 2-21
LightPrint ................................... 2-21
NetworkCard977Errors........................ 2-21
NetworkWrapTests........................... 2-22
OutputBinSensor............................. 2-22
Operator Panel Problem . ....................... 2-22
Paper Feed Problem, 500-Sheet Option or 200-Sheet Second
Drawer,Non-Rt............................... 2-23
Paper Feed, Base Printer ....................... 2-23
Paper Feed, Duplex Unit . ....................... 2-25
Paper Feed Problem, Envelope+ Feeder/
100-Sheet Auxiliary Feeder...................... 2-26
Paper Feed Problem, 200-Sheet Second Drawer, Rt . . 2-26
Paper Feed Problem, Dual Rear Feeder............ 2-27
MachineLevelInformation: ...................2-27
Paper Feed Problem, High Capacity Feeder......... 2-29
Printhead.................................... 2-30
Paper Size Sensing Problem..................... 2-31
RegularlySpacedMarks........................ 2-32
ResidualImage............................... 2-32
Random Marks ............................... 2-32
Skew, all edges ............................... 2-33
Skew,topandbottomonly...................... 2-33
Stalled (diamonds on display) .................... 2-34
VerticalVoidorStreak.......................... 2-34
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DiagnosticAids ......................................3-1
Diagnostics Mode .................................. 3-1
Diagnostics Mode Menu Structure . ................. 3-1
Diagnostics Mode Tests . . . .......................... 3-3
AutoClean.................................... 3-3
Auto Clean Frequency . .......................... 3-3
AutoCleanDelay............................... 3-4
ButtonTest.................................... 3-4
ChargeRoll ................................... 3-4
Defaults...................................... 3-5
DiskTest/Clean................................ 3-5
DuplexFeed1Test............................. 3-6
DuplexFeed2Test............................. 3-6
Envelope Enhance .............................. 3-7
EnvelopePrintTest............................. 3-7
ErrorLog ..................................... 3-8
FlashTest..................................... 3-8
FuserTemperatureAndWarm-UpTime............. 3-8
FuserTemperature...........................3-9
FuserWarm-UpTime.........................3-9
LCDTest..................................... 3-9
Maintenance Kit Count. ......................... 3-10
MemoryTests................................. 3-10
PageCount .................................. 3-10
Paper Feed Tests.............................. 3-10
Parallel Confidence . . . ......................... 3-11
Permanent Page Count ......................... 3-11
PrintContrast................................. 3-11
PrintRegistration.............................. 3-12
PrintTest1................................... 3-13
PrintTest2................................... 3-13
PrintTest3................................... 3-14
QuickDiskTest............................... 3-14
QuickTest................................... 3-14
SensorTest.................................. 3-15
TopMarginandDuplexQuickTests............... 3-15
Transfer..................................... 3-16
WrapTests................................... 3-16
v
4049-XXX
OtherTests..................................... 3-17
DevelopedImageTest ......................... 3-17
LANInformation............................... 3-17
PrintTestPage............................... 3-18
PrintTestwithRIPBoardRemoved............... 3-18
RepairInformation....................................4-1
Handling ESD-Sensitive Parts ........................ 4-1
Adjustments...................................... 4-2
Envelope Restraint Spring On
The Envelope+ Feeder Adjustment. . ............... 4-2
Paper Restraint Spring On T he 100-Sheet
Auxiliary Feeder Adjustment ...................... 4-2
Envelope+ Feeder Magnet And
100-Sheet Auxiliary Feeder Magnet Adjustment. ...... 4-3
Dual Rear Feeder Gear Alignment Adjustment. . ...... 4-4
FuserDriveGearBacklashAdjustment ............. 4-5
Fuser Solenoid Adjustment ....................... 4-7
Paper Feed Magnet Adjustment ................... 4-8
Printhead Skew Adjustment ...................... 4-9
RemovalProcedures.............................. 4-10
Covers...................................... 4-10
RightCoverRemoval .......................... 4-10
FrontCoverRemoval .......................... 4-10
LeftCoverRemoval............................ 4-12
TopCoverRemoval............................ 4-12
14 in. 200-Sheet Paper Tray Top Cover ............ 4-14
14 in. 500-Sheet Paper Tray Top Cover ............ 4-14
D-rollAssemblyRemoval....................... 4-14
DriveMotorRemoval........................... 4-14
EngineBoardRemoval......................... 4-15
ExitSensorBoardRemoval ..................... 4-16
Fan/RedriveRemoval.......................... 4-17
FuserRemoval............................... 4-18
FuserInputGuideRemoval...................... 4-19
FuserLampRemoval.......................... 4-20
Fuser/SensorCableRemoval.................... 4-21
Fuser Solenoid Removal. ....................... 4-22
FuserShroudAssemblyRemoval................. 4-23
HVPSRemoval............................... 4-24
INAorHardDiskRemoval ...................... 4-26
Input Sensor Board Removal .................... 4-26
LowerFrameAssemblyRemoval................. 4-28
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Removal Procedures (continued)
LVPSRemoval................................ 4-29
LVPSCoverRemoval .......................... 4-30
Operator Panel Removal ........................ 4-31
Paper Feed Rollers Removal ..................... 4-31
Paper Feed Magnet Assembly Removal ............ 4-32
Paper Size Switch Removal...................... 4-33
Printhead Removal............................. 4-34
RIPBoardandInnerEMCShieldRemoval.......... 4-35
TonerSensorRemoval ......................... 4-35
Torquer Motor Removal ......................... 4-35
TransferRollRemoval.......................... 4-36
TransferRollHousingRemoval................... 4-37
Upper Frame Removal. ......................... 4-38
Duplex Option Top Cover And Table Cover Removal . . 4-39
DuplexOptionExitCardAndCoverRemoval........ 4-40
Duplex Option Bottom Cover
AndEntrySensorCardRemoval.................. 4-41
DuplexOptionSystemCardAndMotorRemoval..... 4-42
Dual Rear Feeder - Edge Guide Asm. .............. 4-43
Dual Rear Feeder - Gear Plate Asm. ............... 4-43
Dual Rear Feeder - Right Cover. . . ................ 4-43
200-Sheet Second Drawer, Rt .................... 4-44
High Capacity Feeder Paper Feed Rollers........... 4-45
High Capacity Feeder Cover ..................... 4-47
ConnectorLocations ..................................5-1
MajorAssemblyLocations........................... 5-1
GearTrain.................................... 5-2
HVPS........................................ 5-3
TransferRollerHousing.......................... 5-3
Engine Board Connectors ........................ 5-4
RIPBoard..................................... 5-6
BoardInstallationHardware....................... 5-7
MirrorMotor/FanCable.......................... 5-7
Operator Panel/Output Bin Sensor Cable ............ 5-8
Printhead Connector Locations . . . ................ 5-10
Duplex Autoconnect Cable....................... 5-10
Printer Ground Straps . ......................... 5-11
High Capacity Feeder Board Connectors............ 5-12
vii
4049-XXX
Preventive Maintenance ...............................6-1
SafetyInspectionGuide............................. 6-1
LubricationSpecifications........................... 6-1
Scheduled Mechanical Maintenance................... 6-3
Printhead Window Cleaning Procedure. . ............... 6-4
CleaningTheTransferRoller......................... 6-4
PartsCatalog ........................................7-1
HowToUseThisPartsCatalog................... 7-1
Covers........................................7-2
LowerFrame...................................7-4
UpperFrame...................................7-6
Printhead......................................7-8
Paper Feed . . .................................7-10
Paper Feed Alignment Gears .....................7-14
Paper Feed Drive ..............................7-16
Standard Paper Tray (200-Sheet) . . . ...............7-18
Paper Tray (500-Sheet). . ........................7-20
Base for Paper Drawer (500-Sheet) . ...............7-22
Second Paper Drawer, (200-Sheet) . ...............7-24
Optional Paper Drawer (500-Sheet) . ...............7-26
Fuser........................................7-28
Electronics....................................7-32
TransferRoll..................................7-36
DuplexOption.................................7-38
Envelope+ and 100-Sheet Auxiliary Feeder ..........7-40
Dual Rear Feeder ..............................7-42
High Capacity Feeder . . . ........................7-44
Options ......................................7-46
Miscellaneous .................................7-47
Index ...............................................X1
viii Service Manual
4049-XXX
Notices and Safety Information
References in this publication to products, programs, or services do
not imply that the manufacturerintends to make these availablein 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.
Laser Notice
The printer is certified in the U.S. to conform to the requirements of
DHHS 21 CFR Subchapter J for Class I (1) laser products, and elsewhere is certified as a Class I laser product conforming to the
requirements of IEC 825.
Class I laser products are not considered to be hazardous. The
printer contains internally a Class IIIb (3b) laser that is nominally a 5
milliwatt gallium arsenide laser operating in the wavelengthregion of
770-795 nanometers. The laser system and printer are designed so
there is never any human access to laser radiation above a Class I
level during normal operation, user maintenance, or prescribed
service c ondition.
Notices and Safety Information ix
4049-XXX
Laser
Der Drucker erfüllt gemäß amtlicher Bestätigung der USA die
Anforderungen der Bestimmung DHHS (Department of Health and
Human Services) 21 CFR Teil J für Laserprodukte der Klasse I (1).
In anderen Ländern gilt der Drucker als Laserprodukt der Klasse I,
der die Anforderungen der IEC (International Electrotechnical
Commission) 825 gemäß amtlicher Bestätigung erfüllt.
Laserprodukte der Klasse I gelten als unschädlich. Im Inneren des
Druckers befindet sich ein Laser der Klasse IIIb (3b), bei dem es
sich um einen Galliumarsenlaser mit 5 Milliwatt handelt, der Wellen
der Länge 770-795 Nanometer ausstrahlt. Das Lasersystem und der
Drucker sind so konzipiert, daß im Normalbetrieb, bei der Wartung
durch den Benutzer oder bei ordnungsgemäßer Wartung durch den
KundendienstLaserbestrahlung, die die Klasse I übersteigen würde,
Menschen keinesfalls erreicht.
Avis relatif à l’utilisation de laser
Pour les Etats-Unis : cette imprimante est certifiée conforme aux
provisions DHHS 21 CFR alinéa J concernant les produits laser de
Classe I (1). Pour les autres pays : cette imprimante répond aux
normes IEC 825 relatives aux produits laser de Classe I.
Les produits laser de Classe I sont considérés comme des produits
non dangereux. Cette imprimante est équipée d’un laser de Classe
IIIb (3b) (arséniure de gallium d’une puissance nominale de 5
milliwatts) émettant sur des longueurs d’onde comprises entre 770
et 795 nanomètres. L’imprimante et son système laser sont conçus
pour impossible, dans des conditions normales d’utilisation,
d’entretien par l’utilisateur ou de révision, l’exposition à des
rayonnements laser supérieurs à des rayonnements de Classe I .
x Service Manual
4049-XXX
Avvertenze sui prodotti laser
Questa stampante è certificata negli Stati Uniti per essere conforme
ai requisiti del DHHS 21 CFR Sottocapitolo J per i prodotti laser di
classe 1 ed è certificata negli altri Paesi come prodotto laser di
classe 1 conforme ai requisiti della norm a CEI 825.
I prodotti laser di classe non sono considerati pericolosi. La
stampante contiene al suo interno un laser di classe IIIb (3b)
all’arseniuro di gallio della potenza di 5mW che opera sulla
lunghezza d’onda compresa tra 770 e 795 nanometri. Il sistema
laser e la stampante sono stati progettati in modo tale che le
persone a contatto con la stampante, durante il normale
funzionamento, le operazioni di servizio o quelle di assistenza
tecnica, non ricevano radiazioni laser superiori al livello della classe
1..
Avisos sobre el láser
Se certifica que, en los EE.UU., esta impresora cumple los
requisitos para los productos láser de Clase I (1) establecidos en el
subcapítulo J de la norma CFR 21 del DHHS (Departamento de
Sanidad y Servicios) y, en los demás países, reúne todas las
condiciones expuestasen la norma IEC 825 para productos láserde
Clase I (1).
Los productos láser de Clase I no se consideran peligrosos. La
impresora contiene en su interi or un láser de Clase IIIb (3b) de
arseniuro de galio de funcionamiento nominal a 5 milivatios en una
longitud de onda de 770 a 795 nanómetros. El sistema láser y la
impresora están diseñados de forma que ninguna persona pueda
verse afectadapor ningún tipo de radiación láser superior al nivelde
la Clase I durante su uso normal, el mantenimiento realizado por el
usuario o cualquier otra situación de servicio técnico.
Notices and Safety Information xi
4049-XXX
Declaração sobre Laser
A impressora está certificada nos E.U.A. em conformidade com os
requisitos da regulamentação DHHS 21 CFR Subcapítulo J para a
Classe I (1) de produtos laser. Em outros locais, está certificada
como um produto laser da Classe I, em conformidade com os
requisitos da norma IEC 825.
Os produtos laser da Classe I não são considerados perigosos.
Internamente, a impressora contém um produto laser da Classe IIIb
(3b), designado laser de arseneto de potássio, de 5 milliwatts
,operando numa faixa de comprimento de onda entre 770 e 795
nanómetros. O sistema e a impressora laser foram concebidos de
forma a nunca existir qualquer possiblidade de acesso humano a
radiação laser superior a um nível de Classe I durante a operação
normal, a manutenção feita pelo utilizador ou condições de
assistência prescritas.
Laserinformatie
De printer voldoet aan de eisen die gesteld worden aan een
laserprodukt van klasse I. Voor de Verenigde Staten zijn deze eisen
vastgelegd in DHHS 21 CFR Subchapter J, voor andere landen in
IEC 825.
Laserprodukten van klasse I worden niet als ongevaarlijk
aangemerkt. De printer is voorzien van een laser van klasse IIIb
(3b), dat wil zeggen een gallium arsenide-laser van 5 milliwatt met
een golflengte van 770-795 nanometer. Het lasergedeelte en de
printer zijn zo ontworpen dat bij normaal gebr uik, bij onderhoud of
reparatie conform de voorschriften, nooit blootstelling mogelijk is
aan laserstraling boven een niveau zoals voorgeschreven is voor
klasse 1.
xii Service Manual
4049-XXX
Lasermeddelelse
Printeren er godkendt som et Klasse I-laserprodukt, i
overenstemmelse med kravene i IEC 825.
Klasse I-laserprodukter betragtes ikke som farlige. Printeren
indeholder internt en Klasse IIIB (3b)-laser, der nominelt er en 5
milliwatt galliumarsenid laser, som arbejderpå bølgelængdeområdet
770-795 nanometer. Lasersystemet og printeren er udformet
således, at mennesker aldrig udsættes for en laserstråling over
Klasse I-niveau ved normal dr ift, brugervedligeholdelse eller
obligatoriske servicebetingelser.
Huomautus laserlaitteesta
Tämä kirjoitin on Yhdysvalloissa luokan I (1) laserlaitteiden DHHS
21 CFR Subchapter J -määrityksen mukainen ja muualla luokan I
laserlaitteiden IEC 825 -määrityksen mukainen.
Luokan I laserlaitteiden ei katsota olevan vaarallisia käyttäjälle.
Kirjoittimessa on sisäinen luokan IIIb (3b) 5 milliwatin
galliumarsenidilaser, joka toimii aaltoalueella 770 - 795 nanometriä.
Laserjärjestelmä ja kirjoitin on suunniteltu siten, että käyttäjä ei
altistu luokan I määrityksiä voimakkaammalle säteilylle kirjoittimen
normaalin toiminnan, käyttäjän tekemien huoltotoimien tai muiden
huoltotoimien yhteydessä.
VARO! Avattaessa ja suojalukitus ohitettaessa olet alttiina
näkymättömälle lasersäteilylle. Älä katso säteeseen.
VARNING! Osynlig laserstrålning när denna del är öppnad och
spärren är urkopplad. Betrakta ej strålen.
Notices and Safety Information xiii
4049-XXX
Laser-notis
Denna skrivare är i USA certifierad att motsvara kraven i DHHS 21
CFR, underparagraf J för laserprodukter av Klass I (1). I andra
länder uppfyller skrivaren kraven för laserprodukter av Klass I enligt
kraven i IEC 825.
Laserprodukter i Klass I anses ej hälsovådliga. Skrivaren har en
inbyggd laser av Klass IIIb (3b) som består av en laserenhet av
gallium-arsenid på 5 milliwatt som arbetar i våglängdsområdet 770795 nanometer.Lasersystemet och skrivaren är utformade så att det
aldrig finns risk för att någon person utsätts för laserstrålning över
Klass I-nivå vid normal användning, underhåll som utförs av
användaren eller annan föreskriven serviceåtgärd.
Laser-melding
Skriveren er godkjent i USA etter kravene i DHHS 21 CFR,
underkapittel J, for klasse I (1) laserprodukter, og er i andre land
godkjent som et Klasse I-laserprodukt i samsvar med kravene i IEC
825.
Klasse I-laserprodukter er ikke å betrakte som farlige. Skriveren
inneholder internt en klasse IIIb (3b)-laser, som består av en
gallium-arsenlaserenhet som avgir stråling i bølgelengdeområdet
770-795 nanometer. Lasersystemet og skriveren er utformet slik at
personer aldri utsettes for laserstråling ut over klasse I-nivå under
vanlig bruk, vedlikehold som utføres av brukeren, eller foreskrevne
serviceoperasjoner.
xiv Service Manual
4049-XXX
Avís sobre el Làser
Segons ha estat certificat als Estats Units, aquesta impressora
compleix els requisits de DHHS 21 CFR, apartat J, pels productes
làser de classe I (1), i segons ha estat certificat en altres llocs, és un
producte làser de classe I que compleix els requisits d’IEC 825.
Els productes làser de classe I no es consideren perillosos. Aquesta
impressora conté un làser de classe IIIb (3b) d’arseniür de gal.li,
nominalment de 5 mil.liwats, i funciona a la regió de longitud d’ona
de 770-795 nanòmetres. El sistema làser i la impressora han sigut
concebuts de manera que mai hi hagi exposició a la radiació làser
per sobre d’un nivell de classe I durant una operació normal, durant
les tasques de manteniment d’usuari ni durant els serveis que
satisfacin les condicions prescrites.
Japanese Laser Notice
Notices and Safety Information xv
4049-XXX
Chinese Laser Notice
Korean Laser Notice
xvi Service Manual
4049-XXX
Trademarks
Optra and Lexmark are trademarks of Lexmark International, Inc.,
registered in the United States and/or other countries.
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 byLexmark 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.
Details relating to compatibility are included in the 4049 Technical
Reference manual.
Other trademarks are the property of their respective owners.
Notices and Safety Information xvii
4049-XXX
Safety Information
•
This product is designed, tested and approved to meet strict
global safety standards with the use of specific Lexmark
components. The safety features of some parts may not always
be obvious. Lexmark is not responsible for the use of other
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
•
Ce produit a été conçu, testé et approuvé pour respecter les
normes strictes de sécurité globale lors de l'utilisation de
composants Lexmark spécifiques. Les caractéristiques de
sécurité de certains éléments ne sont pas toujours évidentes.
Lexmark ne peut être tenu responsable de l'utilisation d'autres
pièces de rechange.
• 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.
xviii Service Manual
4049-XXX
Norme di sicurezza
•
Il prodotto è stato progettato, testato e approvato in conformità a
severi standard di s icurezza e per l’utilizzo con componenti
Lexmark specifici. Le caratteristiche di sicurezza di alcune par ti
non sempre sono di immediata comprensione. Lexmark non è
responsabile per l’utilizzo di parti di ricambio di altri produttori.
• 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
•
Dieses Produkt und die zugehörigen Komponenten wurden
entworfen und getestet, um beim Einsatz die weltweit gültigen
Sicherheitsanforderungen zu erfüllen. Die sicherheitsrelevanten
Funktionen der Bauteile und Optionen sind nicht immer
offensichtlich. Sofern Teile eingesetzt werden, die nicht von
Lexmark sind, wird von Lexmark keinerlei Verantwortung oder
Haftung für dieses Produkt 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.
Notices and Safety Information xix
4049-XXX
Pautas de Seguridad
•
Este producto se ha diseñado, verificado y aprobado para
cumplir los más estrictos estándares de seguridad global
usando los componentes específicos de Lexmark. Puede que
las características de seguridad de algunas piezas no sean
siempre evidentes.Lexmark no se hace responsable del uso de
otras piezas de recambio.
• La información sobre el mantenimiento de este producto está
dirigida 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
•
Este produto foi concebido, testado e aprovado para satisfazer
os padrões globais de segurança na utilização de componentes
específicos da Lexmark. As funções de segurança de alguns
dos componentes podem não ser sempre óbvias. A Lexmark
não é responsável pela utilização de outros componentes de
substituição.
• 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.
xx Service Manual
4049-XXX
Informació de Seguretat
•
Aquest producte està dissenyat, comprovat i aprovat per tal
d'acomplir les estrictes normes de seguretat globals amb la
utililització de components específics de Lexmark. Les
característiques de seguretat d'algunes peces pot ser que no
sempre siguin òbvies. Lexmark no es responsabilitza de l'us
d'altres peces de recanvi.
• La informació pel manteniment d’aquest producte està
orientada exclusivament a professionals i no està destinada a
ningú que 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.
Notices and Safety Information xxi
4049-XXX
xxii Service Manual
4049-XXX
Preface
This manual is divided into the following chapters:
• “General Information” contains a general description of the
printer, available options, and the maintenance approach used
to repair it. Special tools and test equipment are listed in this
chapter.
• “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.
Preface xxiii
4049-XXX
1. General Information
The Optra™ Laser Printers are designed to attach to IBM-compatible PC’s and to most computer networks. There are multiple models,
all with standard PostScript Level 2 emulation and PCL 5 emulation.
+
From a service standpoint models Lxi
+
, model Lxi is the same as Lx, and model Rn+is the same as R+.
Lx
Models Lxi
+
,Lxn+, Lxi, and Rn+are not mentioned elsewhere in this
manual.
plus
The
models have a different ROM SIMM, RIP board, and top
cover,and all have a maximum speed of 16 ppm. There are no other
hardware differences. Processing speed and efficiency have been
improved, and scheduled maintenance has been eliminated.
and Lxn+are the same as
1-1
4049-XXX
Power Consumption
R/L/Rt/R+/Rt
Power Saver Mode 21W 20W
Printing (average) 260W 310W
Max. AC draw 110V 6.8A 9.8A
Max. AC draw 220V 3.4A 5.0A
+
Rx/Lx/Lx
+
Options
The following options are available. Some options are not available
in every country. Contact your point of purchase foroptions available
in your country.
Memory upgrade options of 2MB, 4MB, 8MB, 16MB and 32MB
Flash memory options of 1MB, 2MB and 4MB
Integrated network options
Token-Ring
Ethernet
AppleTalk
SCS
IPDS
200 and 500-sheet paper trays of A5, letter, and legal size.
500-sheet second drawer (with letter-size paper tray)
Envelope+ feeder
100-sheet auxiliary feeder
Duplex option
Font cards (bitmapped or scalable fonts)
100MB Hard Disk
Dual Rear Feeder
Stat Alert Light
High Capacity Feeder (1500 sheets)
General Information 1-2
4049-XXX
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.
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
5.5 mm nut driver
8 mm wrench
Needlenose pliers
Diagonal pliers
Spring hook
Feeler gauges
Analog or digital multimeter
Parallel wrap plug 1319128
Serial wrap plug 1329048
Twinax/serial debug cable 1381963
Coax/serial debug cable 1381964
1-3
4049-XXX
Abbreviations
ASIC Application-Specific Integrated Circuit
CSU Customer Setup
DRAM Dynamic Random Access Memory
EEPROM Electrically Erasable Programmable Read-
Only Memory
EP Electrophotographic Process
ESD Electrostatic Discharge
FRU Field Replaceable Unit
HVPS High Voltage Power Supply
LAN Local Area Network
LASER Light Amplification by Stimulated Emission
of Radiation
LCD Liquid Crystal Display
LED Light-Emitting Diode
LVPS Low Voltage Power Supply
NVRAM Nonvolatile Random Access Memory
OEM Original Equipment Manufacturer
PICS Problem Isolation Charts
PIXEL Picture Element
POR Power-On R eset
POST Power-On Self Test
PQET Print Quality Enhancement Technology
RIP Raster Image Processor
ROS Read-Only Storage
SRAM Static Random Access Memory
UPR Used Parts Replacement
VAC Volts alternating current
VDC Volts direct current
General Information 1-4
4049-XXX
2. Diagnostic Information
Start
Remove power from the printer before you connect or disconnect
any cable or electronic board or assembly for personal safety and to
prevent damage to the printer.
Two-digit codes are messages for the user, but if they recur frequently or at inappropriate times they may be symptomatic of a service problem.
Use the service error code, symptom table, service checks, and
diagnostic aids to determine the corrective action necessary to
repair a malfunctioning printer.
2-1
4049-XXX
Refer to the diagnostics Error log for the last six machine errors.
Error Code Explanation
20 Paper Jam The input sensor was not unmade in
time.
21 Paper Jam The exit sensor was not made in
time after the input sensor was
made.
22 Paper Jam The exit sensor was not unmade in
time.
23 Paper Jam Jam at the duplex unit. Paper is
either not leaving the duplex entry
sensor in time or not making or
unmaking the duplex exit sensor in
time. See “Duplex” on page 2-16
24 Short Paper The defined paper size is too short
to print data as formatted.
25 Incorrect Manual Feed Input sensor made at wrong time.
May be due to the paper feeding
manually while motors running and
previous page in path.
26 Duplex Tray Missing Duplex unit is installed butpaper tray
is not sensed.
27 Change Envelope/Paper Envelopes/paper loaded are wrong
28 Load Envelope/Paper Input sensor not made after pick
29 Output Bin Full The output bin sensor has not been
size.
attempt. Tray is empty or not
installed, paper jam in entry throat,
or printer is requesting a manual
feed.
unmade.See “Output Bin Sensor” on
page 2-22.
Diagnostic Information 2-2
4049-XXX
Error Code Explanation
30 Top Cover Open or Print
Cartridge Missing
32 Wrong Print Cartridge
installed
37 Insufficient Collation Memory
38 Memory Full Memory used to store pages is full.
39 Complex Page Page too complex to print.To verify
Make sure the spring-mounted pin
on the printhead shroud is installed
properly andthat it is detected by the
ramp on the print cartridge as the
cover closes. The pin should enter
the tower on the HVPS and depress
the cover switch.
The installed print cartridge is not
supported by the Optra printer.
Memoryistoofulltocollatetheprint
job.
To verify that the printer recognizes
all the installed memory, go to the
user menus and print the “Print
Menus” test page. Make sure the
memory shown on the printout
matches the installed memory.
that the printer recognizes all the
installed memory, go to the user
menus and print the “Print Menus”
test page. Make sure the memory
shown on the printout matches the
installed memory.
43 Font Card Not Supported Font card format not supported by
printer.
44 Defective Font Card Defective font card installed in font
slot.
47 Font Card Removed While
Printing
51 Defective Flash The printer detects a defective Flash
52 Flash Full Not enough flash memory for data
53 Unformatted Flash Flash problem at POR or while
Printer needs data on removed card.
SIMM. If the error recurs replace the
Flash SIMM.
requested to be stored.
attempting to write.
2-3
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