Lexmark 1100 Service Manual
1000 Color Jetprinter™
1100 Color Jetprinter
• Table of Contents
• Start Diagnostics
• Safety and Notices
4096-00X
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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.
4096-00X
First Edition (May,1998)
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.
A form for reader’s comments is provided at the back of this publication. If the form has
been removed, comments may be addressed to Lexmark International, Inc., Department
D22/035-3, 740 New Circle Road N.W., Lexington, Kentucky 40550, U.S.A. Lexmark may
use or distribute any of the information you supply in any way it believes appropriate
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related to this product by calling 1-800-553-9727. In other countries, contact your point of
purchase.
Lexmark and Optra are trademarks 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.
© Copyright Lexmark International, Inc. 1997, 1998.
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 a nd Computer Software clause at
DFARS252.227-7013 and in applicable FAR provisions: Lexmark International, Inc.,
Lexington, KY 40550.
4096-00X
Table of Contents
NoticesandSafetyInformation.............................v
GeneralInformation....................................1-1
Power Consumption .....................................1-1
Maintenance Approach ..................................1-1
Abbreviations ........................................1-2
DiagnosticInformation .................................2-1
Start .................................................2-1
Power-On Self Test (POST) Sequence ....................2-1
Symptom Tables .....................................2-2
POST Symptom Table.................................2-4
Service Checks ........................................2-5
Carrier Transport Service Check .........................2-5
Envelope Feed Service Check...........................2-6
Maintenance Station Service Check ......................2-7
Paper Feed Service Check .............................2-8
Paper Path Service Check.............................2-10
Power Service Check.................................2-11
Print Quality Service Check ............................2-12
DiagnosticAids .......................................3-1
RepairInformation .....................................4-1
Handling ESD-Sensitive Parts .............................4-1
Adjustments ...........................................4-2
Removal Procedures ....................................4-2
Releasing Plastic Latches ..............................4-2
Access Cover Removal ................................4-2
Base and Sheet Feed Assembly Removal..................4-2
Carrier Belt Removal ..................................4-3
Carrier Frame Assembly Removal........................4-3
Carrier Transport Motor Removal ........................4-3
Drive Train Assembly Removal ..........................4-4
End-of-Form Flag Removal .............................4-4
Front Cover Removal..................................4-5
Large Feed Roll Removal ..............................4-5
Maintenance Station Assembly Removal...................4-5
Mid-Frame Assembly Removal ..........................4-6
Power Supply Removal ................................4-6
Printhead Carrier Assembly Removal .....................4-6
iii
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Small Feed Roll Assembly Removal .......................4-6
System Board Removal.................................4-7
ConnectorLocations....................................5-1
System Board Connectors ..............................5-1
Preventive Maintenance .................................6-1
Lubrication Specifications .................................6-1
PartsCatalog ..........................................7-1
How To Use This Parts Catalog ............................7-1
Assembly 1: Covers ......................................7-2
Assembly 2: Paper Feed / Carrier Transport / Maintenance .......7-4
Assembly 3: Electronics...................................7-6
Assembly 4: Carrier ......................................7-8
Assembly 5: Sheet Feeder................................7-10
Index.................................................I-1
iv Service Manual
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Notices and Safety Information
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.
Notices and Safety Information v
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Norme di sicurezza
• Il prodotto è stato progettato,testato e approvato in conformità a
severi standard di sicurezza e per l’utilizzo con componenti
Lexmark specifici. Le caratteristiche di sicurezza di alcune parti
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.
vi Service Manual
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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.
Notices and Safety Information vii
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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.
viii Service Manual
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Notices and Safety Information ix
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x Service Manual
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1. General Information
The Lexmark 1000 Color JetprinterTMand 1100 Color Jetprinter are
personal, near laser-quality inkjet printers. 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 600 dpi edge
definition for professional quality text image and graphics printing.
Printer Model Color
Lexmark 1000 Color
Jetprinter
Lexmark 1100 Color
Jetprinter
001 Gray No
002 Black No
003 Gray Yes
004 Black Yes
Paper Support /
Exit Tray
Power Consumption
• Less than 3 Watts - power off and power to the printer
• 9 Watts - Idle Mode (power on - not printing)
• 12 Watts - Printing (average)
• 20 Watts - Printing (peak)
Maintenance Approach
The diagnostic information in this manual leads you to the correct
field replaceable unit (FRU) or part. Use the symptom index, service
checks, and diagnostic aids to deter mine the symptom and repair
the failure. Begin with “Start” on page 2-1.
The user is directed, in the Printer Control program, to perform the
bidirectional alignment adjustments after replacing a print cartridge.
General Information 1-1
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Abbreviations
EOF End-of-Form
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
1-2 Service Manual
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2. Diagnostic Information
Start
Power-On Self Test (POST) Sequence
When you turn the printer on it performs a POST. Turn your machine
on and check for a correct POST operation by observing the
following:
1. The carrier moves.
2. The paper feed gears turn.
3. After 30 seconds the carrier moves over the maintenance
station and caps the printhead.
4. All motors stop.
If your machine does not complete POST, use the symptom tables
and service checks in chapter 2 to determine the failing part.
Diagnostic Information 2-1
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Symptom Tables
Carrier Transport Problems
Symptom Action
• No carrier movement
• Slow carrier movement
• Carrier stops
• Carrier slams side frame
Go to the “Carrier Transport Ser-
vice Check” on page 2-5.
Maintenance Station Problems
Symptom Action
Maintenance station:
• Fails to cap the printhead
• Fails to clean the printhead
Go to the “Maintenance Station
Service Check” on page 2-7.
PaperFeedButtonProblems
Symptom Action
Paper feed button does not
operate.
Replace the system board.
2-2 Service Manual
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Paper Feed Problems
Symptom Action
• Fails to pick paper
• Picks more than one sheet of
paper
• Picks paper but fails to feed
• Paper jams
• Paper fails to exit
• Noisy paper feed
Envelopes fail to feed Go to the “Envelope Feed Service
Paper skews Go to the “Paper Feed Service
Go to the “Paper Feed Service
Check” on page 2-8.
Check” on page 2-6.
Check” on page 2-8.
Power Problems
Symptom Action
•Nopowerinmachine
• No motors operating
Go to the “Power Service Check”
on page 2-11.
Print Quality Problems
Symptom Action
• Voids in characters
• Light print
• Prints off the page
• Fuzzy print
• Carrier moves but no print
• Printhead drys prematurely
• Colors print incorrectly
• Vertical alignment off
Go to the “Print Quality Service
Check” on page 2-12.
• Ink smearing
• Vertical streaks on paper
• Print lines crowded
Go to the “Print Quality Service
Check” on page 2-12.
Diagnostic Information 2-3
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POST Symptom Table
Symptom Action
No power and
the motors do
not run
Paper feed
gears do not
turn
Carrier doesn’t
move
Carrier slams
side frame
Go to the “Power Service Check” on page 2-11.
Go to the “Paper Feed Service Check” on page 2-8.
Go to the “Carrier Transport Service Check” on
page 2-5.
Go to the “Carrier Transport Service Check” on
page 2-5.
2-4 Service Manual
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Service Checks
Carrier Transport Service Check
FRU Action
1 System Board Check the motor for binds, or loose motor pulley.
Turn the printer off and disconnect N6 from the
system board. Check for motor pins shorted to the
motor housing. If you find a pin shorted to the
housing, replace the motor. If the failure remains,
replace the system board.
2 Carrier Transport
Motor
3 Carrier Guide Rod Clean the carrier rod.
4 Carrier Transport
Belt
Idler Pulley Parts
Carrier Frame
A noisy or chattering motor or a motor that fails to
turncanbecausedby:
• An open or short in the motor.
• An open or short in the motor driver on the
system board.
• A bind in the carrier transport mechanism.
With the carrier transport motor cable
disconnected from the system board, check for
zero to ten (0 - 10) ohms between the following
pins on the motor:
N6-1 and N6-2
N6-3 and N6-4
If the readings are incorrect, replace the motor.
Note: Lubricate the carrier guide rod and the
carrier rod bearing surface with grease P/N
1329301.
Check for worn, loose or broken parts. Check for
obstructions blocking carrier movement.
Carrier to carrier frame engagement should be
lubricated with grease P/N 1329301.
Diagnostic Information 2-5
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