Lexmark 3000 Color Jetprinter Service Manual
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Lexmark 3000 Color Jetprinter Service Manual

Lexmark 3000 Color Jetprinter Service Manual

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Lexmark 3000 Color Jetprinter™
4095-001
• Table of Contents
• Start Diagnostics
• Safety and Notices
• Trademarks
• Index
• Manuals Menu
Lexmark and Lexmark with diamond
design are trademarks of Lexmark
International, Inc., registered in the
United States and/or other countries.

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Summary of Contents for Lexmark 3000 Color Jetprinter

  • Page 1 Lexmark 3000 Color Jetprinter™ 4095-001 • Table of Contents • Start Diagnostics • Safety and Notices • Trademarks • Index • Manuals Menu Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other countries.
  • Page 2 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 D22A/035-3, 740 New Circle Road N.W., Lexington, Kentucky 40550, U.S.A.

  • Page 3: Table Of Contents

    Preface ..........v Safety Information.
  • Page 4 Large Feed Roll Removal ......4-7 Maintenance Station Assembly Removal ... . 4-7 Maintenance Wiper and Cap Removal .

  • Page 5: Preface

    Preface 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.

  • Page 6: 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. •...
  • Page 7 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. •...
  • Page 8 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...
  • Page 9 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...

  • Page 11: General Information

    1. General Information The Lexmark 3000 Color Jetprinter is a personal, near laser-quality inkjet printer. The printer contains two print cartridges (color and black), which are customer replaceable supply items. A single printhead provides three colors and composite black printing. The...

  • Page 12: Maintenance Approach

    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 determine the symptom and repair the failure. Begin with “Error Indicator Table” on page -1. After you complete the repair, perform tests as needed to verify the repair.

  • Page 13: Diagnostic Information

    2. Diagnostic Information Start Use the error indicator table, symptom tables, service checks, and diagnostic aids in chapter 3, to determine the printer failure. Error Indicator Table Number Error Power Action Code Light Flashes Blank Replace the system board. Replace the system board. Go to the ’Carrier Transport Service Check’...

  • Page 14: Symptom Tables

    Symptom Tables Locate the symptom in the following tables and take the appropriate action. Carrier Transport Problems Symptom Action • No carrier movement Go to the ’Carrier Transport Service • Slow carrier movement Check’ on page 2-5. • Carrier stops •...
  • Page 15 Paper Feed Problems Symptom Action • Fails to pick paper Go to the ’Paper Feed Service • Picks more than one sheet of Check’ on page 2-8. paper • Picks paper but fails to feed • Paper jams • Paper fails to exit •...

  • Page 16: Power-On Self Test (Post) Sequence

    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 lights come on. 2. The carrier moves. 3. The paper feed gears turn. 4.

  • Page 17: Service Checks

    Service Checks Carrier Transport Service Check Action System Board Unplug the printer and disconnect CN2 from the system board. Plug in the printer and check for a pulse of (approximately) 10 V dc between CN2-1 and ground, on the system board. If the voltage is not present, check for motor pins shorted to the motor housing.

  • Page 18: Envelope Feed Service Check

    Action Home Position Unplug the printer and disconnect CN1 from the Sensor system board. Plug in the printer and check for 5 V dc between CN1-3 and ground, at the system board. If the voltage is present, replace the home position sensor.

  • Page 19: Maintenance Station Service Check

    Maintenance Station Service Check The maintenance station has two functions: • Cleans the printhead nozzles during the print operation. • Seals the printhead when it is not being used to prevent the nozzles from drying. Action Maintenance As the carrier moves to the right over the Station Assembly maintenance station, a slot on the bottom of the carrier engages a tab on the sled of the...

  • Page 20: Paper Feed Service Check

    Paper Feed Service Check If your machine does not have paper jam problems, continue with the service check. If your machine does have a paper jam problem, examine it for the following before you begin the service check: • Check the entire paper path for obstructions. •...
  • Page 21 Action Drive Train Check for binds in the gear train and paper feed Assembly mechanism by removing the paper feed motor and rotating the large gear by hand. If you notice a bind, replace the drive train assembly. Check the feed clutch inside the large feed gear.

  • Page 22: Paper Path Service Check

    Paper Path Service Check Examine the machine for the following before you begin this service check: • Check the entire paper path for obstructions. • Be sure the correct type of paper is being used. • Be sure the printer is installed on a flat surface. Action Large and Small Check for wear and binds.

  • Page 23: Power Service Check

    Power Service Check Action Power Supply Disconnect CN9 from the system board and check the following voltages on the power supply cable: • CN9-1 to GND = +5 V dc • CN9-3 to GND = + 24 V dc If you do not have correct voltage, replace the power supply.

  • Page 24: Print Quality Service Check

    Print Quality Service Check FRU / Function Action Print Cartridge Be sure the machine contains good print cartridges. Color Print Cross contamination of color inks results in Cartridge Cross incorrect colors printed, as when green prints for Contamination yellow, (when yellow and blue are mixed in the print cartridge).
  • Page 25 FRU / Function Action System Board • Run the ’Test Page’ on page 3-4. Look for a Printhead Cable break in the diagonal line of the test pattern. A Rubber Backer broken line indicates one or more print nozzles are not working. Run the test again to verify the failure.
  • Page 26 FRU / Function Action Carrier Transport Blurred print and voids can be caused by problems in the carrier transport area. Check the following: • Carrier transport belt for wear. • Carrier guide rod for wear or dirt. If dirty, clean and lubricate.

  • Page 27: Diagnostic Aids

    3. Diagnostic Aids Use these diagnostic test procedures to verify a repair. The test procedures are entered by pressing and holding a button, or buttons, as you turn on the printer. To begin the test, hold the buttons until both the operator panel lights come on and then release the buttons after five seconds.

  • Page 28: Print Nvram Contents

    Print NVRAM Contents This test prints the contents of NVRAM, which can be used for diagnostic purposes. To run the test: 1. Place a sheet of paper in the sheet feeder far enough to push the End-of-Form flag out of the sensor. 2.

  • Page 29: Nvram Defaults

    NVRAM Defaults Reset NVRAM to EMEA Defaults This test resets the user defaults area of NVRAM to the EMEA factory defaults. The page count and the error log do not change. Note: Factory defaults are initially set to U.S. To run the test: 1.

  • Page 30: Test Page

    Test Page This test prints the test page. To run a complete test page of black and color patterns, be sure the print cartridge is in good condition. Install a black print cartridge. To enter the test: • Press and hold the Paper Feed button while turning the printer on.

  • Page 31: Repair Information

    4. Repair Information This chapter explains how to make adjustments to the printer and how to remove defective parts. Note: Read the following before handling electronic parts. Handling ESD-Sensitive Parts Many electronic products use parts that are known to be sensitive to electrostatic discharge (ESD).

  • Page 32: Adjustments

    Adjustments In the Printer Control program, the user is directed to perform the head to head and bidirectional alignment adjustments, after replacing a print cartridge. Removal Procedures The following procedures are arranged according to the name of the printer part discussed. CAUTION: Unplug the power cord before removing any parts.

  • Page 33: Access Cover Removal

    Access Cover Removal 1. Open the access door. 2. Push the mounting tabs toward the center of the machine. 3. Remove the access cover. Base Assembly Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4.

  • Page 34: Carrier Frame Assembly Removal

    Carrier Frame Assembly Removal The carrier rail mounted by two screws on the carrier frame is included with the carrier frame (11B5584). The carrier rail, which is not available as a FRU, is mounted in the elongated slots at the factory.

  • Page 35: Carrier Transport Motor Removal

    Carrier Transport Motor Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Disconnect the carrier transport motor connector from the system board. 4. Remove the belt from the carrier transport motor pulley. 5. Remove the two screws securing the carrier transport motor to the carrier frame and remove the motor.

  • Page 36: Front Cover Removal

    Front Cover Removal 1. Turn the printer over to expose the base. Remove the two cover mounting screws [A] from the front cover. When reassembling, do not overtighten these screws as they will break. The cover replacement screws can be found in parts packet 11B5600. 2.

  • Page 37: Large Feed Roll Removal

    Large Feed Roll Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4. Remove the base assembly. 5. Remove the system board. 6. Remove the printhead carrier assembly. 7. Remove the small feed roll assemblies. 8.

  • Page 38: Mid Frame Assembly Removal

    Mid Frame Assembly Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4. Remove the system board. 5. Remove the small feed roll assemblies. 6. Remove the small feed roll bracket assembly. 7. Remove the printhead carrier assembly. 8.

  • Page 39: Printhead Carrier Assembly Removal

    Printhead Carrier Assembly Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4. Unlock the four printhead cable connectors and disconnect the printhead cable from the system board. 5. Unlatch the cable retainer from the carrier frame. 6.

  • Page 40: Small Feed Roll Assembly Removal

    Small Feed Roll Assembly Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4. Remove the system board. 5. Remove the four small feed roller springs from the carrier frame. 6. Push down on each of the small feed roll assemblies to remove them from the small feed roll bracket.

  • Page 41: System Board Removal

    System Board Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Unlock the four printhead cable connectors and disconnect the printhead cables from the system board. 4. Disconnect the other cables from the system board. 5. Remove the three screws securing the system board to the carrier frame and remove the system board.
  • Page 42 4-12...

  • Page 43: Connectors

    5. Connectors Home Position Sensor Carrier Transport Motor Paper Feed Motor Printhead Cable 1 Printhead Cable 2 Printhead Cable 3 Printhead Cable 4 Parallel Port Power Supply EOF Sensor Code Module Power Switch Paper Feed Switch Install Print Cartridge Switch LED1 Busy Light LED2...

  • Page 45: Preventive Maintenance

    6. Preventive Maintenance This chapter contains lubrication specifications. Follow these recommendations to prevent problems and maintain optimum performance. Lubrication Specifications Lubricate only when parts are replaced or as needed, not on a scheduled basis. Use grease P/N 99A0394 to lubricate the following: •...

  • Page 47: Parts Catalog

    7. Parts Catalog How to Use This Parts Catalog • SIMILAR ASSEMBLIES: If two assemblies contain a majority of identical parts, they are broken down on the same list. Common parts are shown by one index number. Parts peculiar to one or the other of the assemblies are listed separately and identified by description.

  • Page 48: Assembly 1: Covers

    Assembly 1: Covers...
  • Page 49 Asm- Part Units Description Index Number 1 -1 11B5741 Base Assembly 11A5431 Felt Pad, Ink Absorption 11B5742 Cover, Front Assembly and Paper Scale 11B5743 Cover, Rear Assembly 11B5744 Cover, Access Assembly 11B5600 Front Cover Mounting Screws (PP) 7349474 Replaceable Package B/M - Includes: (Carton, Cushion Set, Sealing Tape) Parts Catalog 7-3...

  • Page 50: Assembly 2: Paper Feed / Carrier Transport / Maintenance

    Assembly 2: Paper Feed / Carrier Transport / Maintenance...
  • Page 51 Asm- Part Units Description Index Number 2 -1 11B5584 Frame, Carrier with cable guide system board stand off. 11B5586 Sensor, Carrier Home 11B5598 Motor, Carrier Transport Assembly 11B5600 Screw, (PP) 11B5601 Feed Roll Assembly, Small and Spring 11B5589 Mounting Bracket, Small Feed Roll Assembly 11B5590 Drive Train Assembly...
  • Page 52 Assembly 2: Paper Feed / Carrier Transport / Maintenance...
  • Page 53 Asm- Part Units Description Index Number 2- 18 11B5600 Screw, (PP) 11B5600 Screw, (PP) 11B5600 Screw, (PP) 1367389 Cap and Wiper B/M (One of each) 11B5595 Star Roller Asm 11B5600 Screw (PP) 11B5600 Bearings, Large Feed Roll (PP) 11B5600 Screws, Star Roller Assembly Mounting (PP) Parts Catalog 7-7...

  • Page 54: Assembly 3: Electronics

    Assembly 3: Electronics...
  • Page 55 Asm- Part Units Description Index Number 3 -1 11B5745 System Board with ROM 11B5746 Power Supply 11B5600 Screws, System Board (PP) 11B5600 Screws, Base Asm (PP) 11B5602 Cable, Parallel Port Parts Catalog 7-9...
  • Page 56 Assembly 3: Electronics (Continued) 7-10...
  • Page 57 Asm- Part Units Description Index Number 3 - 5 1339526 Power Cord, U.S. 1342536 Power Cord, Argentina 1339520 Power Cord, Austria 1339520 Power Cord, Belgium 1342514 Power Cord, Bolivia 1342526 Power Cord, Brazil (LV) 1342536 Power Cord, Brazil (HV) 1339526 Power Cord, Canada 1342534 Power Cord, Chile...

  • Page 58: Assembly 4: Carrier

    Assembly 4: Carrier 7-12...
  • Page 59 Asm- Part Units Description Index Number 4 -1 11B5596 Carrier Assembly 11B5585 Rod, Carrier Guide 11B5584 Frame, Carrier 11B5600 Screw, Carrier Guide Rod (PP) 11B5600 Spring, Carrier Guide Rod (PP) Parts Catalog 7-13...

  • Page 60: Assembly 5: Sheet Feeder

    Assembly 5: Sheet Feeder 7-14...
  • Page 61 Asm- Part Units Description Index Number 5 -1 11B5584 Frame, Carrier 11B5600 Screws, Sheet Feeder Mounting (PP) 11B5747 Sheet Feeder Asm 11B5743 Cover, Rear Asm Parts Catalog 7-15...
  • Page 62 7-16...
  • Page 63 Index Operator Panel Paper Feed Abbreviations Power Adjustments Print Quality Assemblies 7-12 Carrier 7-4, 7-6 Carrier Transport Removals Covers Access Cover Electronics Base Assembly 7-4, 7-6 Maintenance Station Carrier Belt 7-4, 7-6 Paper Feed Carrier Frame 7-14 Sheet Feeder Carrier Home Sensor Carrier Transport Motor Drive Train Assembly Connectors...
  • Page 64 Tests Print NVRAM Contents Reset NVRAM Defaults EMEA U.S. Test Page...
  • Page 65 P/N 11B5909 Form You may use this form to communicate your comments about this publication, with the understanding that Lexmark may use or distribute whatever information you supply in any way it believes appropriate without incurring any obligation to you.
  • Page 66 UNITED STATES BUSINESS REPLY MAIL FIRST CLASS MAIL PERMIT NO 2659 LEXINGTON, KY POSTAGE WILL BE PAID BY ADDRESSEE Lexmark International Inc. Department D22A, Building 035-3 740 New Circle Road NW Lexington, Ky 40550 | | | | | |...

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