Lexmark 1020 Color Jetprinter Service Manual

Lexmark 1020 Color Jetprinter Manual

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  • Lexmark 1020 Color Jetprinter | Service Manual - Page 1
    Color Jetprinter™ 1020 4078-00X • 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.
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 2
    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. 1995, 1996. All Rights Reserved. UNITED STATES GOVERNMENT RESTRICTED RIGHTS This software and documentation are
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 3
    4078-00X Contents 1 Preface v Safety Information v General Information 1-1 Power Consumption 1-1 Maintenance Approach 1-1 Abbreviations 1-2 Unique Tools Required For Service 1-2 Diagnostic Information 2-1 Start 2-1 Error Indicator Table 2-2 Power-On Self Test (POST) Sequence 2-2 POST
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 4
    4078-00X Repair Information 4-1 Handling ESD-Sensitive Parts 4-1 Adjustments 4-2 Removal Procedures 4-2 Releasing Plastic 13 Connector Locations 5-1 System Board Connectors 5-1 Preventive Maintenance 6-1 Lubrication Specifications 6-1 Parts Catalog 7-1 How To Use This Parts Catalog 7-1
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 5
    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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 6
    4078-00X Sicherheitshinweise • Die Wartungsinformationen für dieses Produkt wurden zur Verwendung durch einen Wartungsfachmann entwickelt und sollten nicht von anderen benützt werden. • Zusätzliches Risiko eines elektrischen
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 7
    4078-002 Pautas de Seguridad • La de algunas partes quizá no siempre puedan ser reconocidas a simple vista. Por lo tanto, las partes de reemplazo deben poseer caracter . • Risikoen for elektrisk stød øges under demontering og service af dette produkt, hvorfor der bør tages de nødvendige forholdsregler
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 8
    4078-00X Chinese Safety Information Korean Safety Information viii
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 9
    4078-00X 1. General Information The Color JetprinterTM 1020 printer is a personal, near laser-quality inkjet printer. 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 10
    4078-00X Abbreviations ESD FRU HVPS LVPS NVRAM OEM POST V ac V dc ZIF Electrostatic Discharge Field Replaceable Unit High Voltage Power-On Self Test Volts alternating current Volts direct current Zero Insertion Force Unique Tools Required For Service Parallel Wrap Plug P/N 1319128 1-2
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 11
    4078-00X 2. Diagnostic Information Use the error indicator table, symptom tables, service checks, and diagnostic aids in chapter 3, to determine the failing part. Start Service table and take the indicated action for that error. The printer also logs the last occurring error. If you think it
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 12
    4078-00X Error Indicator Table Error Code Blank 64/ 65 81 89 127 and up Number of Power Light Flashes 8 7 1 4 10 Action Replace the system board. Replace the system board. Go to the "Carrier Transport Service Check" on page 2-6. Go to the "Carrier Transport Service Check" on page 2-6. Replace the
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 13
    4078-00X POST Symptom Table Symptom No Power On light and no motors run Power light, but no busy light Paper feed gears do not turn Carrier doesn't move Carrier slams side frame Action Go to the "Power Service Check" on page 2-12. Replace the system board. Go to the "Paper Feed Service Check" on
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 14
    4078-00X Symptom Tables Locate the symptom in the following tables and take the appropriate action. Carrier Transport Problems Symptom • No carrier movement • Slow carrier movement • Carrier stops • Carrier slams side frame Communications Problems Action Go to the "Carrier Transport Service Check"
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 15
    4078-00X Paper Feed Problems Symptom • 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 Paper skews Power Problems Action Go to the "Paper Feed Service Check" on page 2-9. Go to the
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 16
    4078-00X 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 CN4 from the system board. Turn the printer short in the motor driver on the system board motor. 3 Carrier Guide Rod Clean the
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 17
    with the maintenance station can cause carrier movement problems at the right margin. Go to the "Maintenance Station Service Check" on page 2-8. Envelope Feed Service Check FRU 1 Envelope Guide Action Be sure the envelope guide has been turned to the envelope load position. Be sure the envelope
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 18
    4078-00X Maintenance Station Service Check The maintenance station has two functions: 1. Cleans the printhead nozzles during the print operation. 2. Seals the printhead when it is not being used to
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 19
    4078-00X 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 the printer off and disconnect CN6 from the system board. Turn the printer on
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 20
    4078-00X FRU Action 2 Paper Feed Motor A noisy or chattering motor or a motor that fails to turn, can be caused by: • An open or short in the motor • An open or short in the motor driver on the system board • A bind in the paper feed mechanism With the paper feed motor cable disconnected from
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 21
    4078-00X FRU 7 End of Forms Sensor Action Check the sensor for dirt. Perform the "EOF and Home Position Sensors Test" on page 3-2, to check the end of forms sensor on the system board. If the test fails, replace the system board. Paper Path Service Check Examine the machine for the following
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 22
    4078-00X Parallel Port Service Check FRU 1 Parallel Port Action Run a test page to be sure the printer can print. Run the "Parallel Port Test" on page 3-4. If the test fails, replace the system board. Power Service Check FRU 1 Power Supply 2 Printhead Cable Carrier Home Sensor Parallel Cable 3
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 23
    4078-00X Print Quality Service Check FRU / Function 1 Print Cartridge 2 Color Print Cartridge Cross Contamination 3 Printhead Carrier Assembly 4 System Board Printhead Cable Rubber Backer Action Be sure the machine contains a good print cartridge. Cross contamination of color inks results in
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 24
    4078-00X FRU / Function 5 Maintenance Station 6 Paper Feed 7 Carrier Transport 8 Alignment Action Intermittent nozzle failures can be caused by worn parts in the maintenance station. Perform the "Maintenance Station Service Check" on page 2-8, then return to this check. Ink smudging and smearing
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 25
    4078-00X Print Quality Notice Printers are shipped with three printer, connect it to a PC and go to x:\Tools\4078 (where x is the letter of your CD-ROM drive) on your latest Service Information and Training CD-ROM and perform one of the following commands to download the file to your printer
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 26
    4078-00X 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 27
    4078-00X EOF and Home Position Sensors Test This test allows the servicer to test the function of the End-of-Form and Home Position sensors. To run the test: 1. With the printer off and the End-of-Form Flag out of the sensor, press and hold the following buttons while turning the printer on: 2.
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 28
    4078-00X Initialize Error Log This test tracks intermittent errors. Use this procedure to reset the error log to zero. The error log is especially helpful in diagnosing intermittent or difficult problems. The test is complete when power is turned off. To run the test: 1. Place a sheet of paper in
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 29
    4078-00X Parallel Port Test This test performs a wrap around test between the printer parallel port and the parallel port test connector. This test requires a parallel port wrap plug. Install the wrap plug in the parallel port before you
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 30
    4078-00X Print NVRAM Contents This test prints the contents of NVRAM, which can be used for diagnostic purposes. To run the test: 1. Install a black print cartridge. feeder. 4. With the printer off, press and hold the Paper Feed button and turn the printer on. After five seconds, release the button to
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 31
    4078-00X 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 USA. To run the test: 1. With the printer off, press and hold the following buttons while
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 32
    4078-00X Reset NVRAM to USA Defaults This test resets the user defaults area of NVRAM to the USA factory defaults. The page count and the error log do not change. Note: Factory defaults are initially set to USA. To run the test: 1. With the printer off, press and hold the Install Print Cartridge
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 33
    4078-00X 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 print cartridge nozzles
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 34
    4078-00X 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 35
    4078-00X Adjustments The user is directed, in the Printer Control program, to perform the bidirectional alignment adjustments after replacing a print cartridge. Removal Procedures The following procedures are arranged according to the name of the printer part discussed. Unplug the power cord before
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 36
    4078-00X Access Cover Removal 1. Open the access cover. 2. Push the mounting tabs towards the center of the machine. 3. Remove the access cover. Base Assembly Removal 1. Remove
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 37
    4078-00X Carrier Frame Assembly Removal The carrier rail mounted by two screws on the carrier frame is included with the carrier frame (11A5436). The carrier rail,
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 38
    4078-00X 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 39
    4078-00X Front Cover Removal 1. Turn the printer over to expose the base. Remove the two cover mounting screws from the front cover. When reassembling, do not overtighten these screws as they will
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 40
    4078-00X 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 41
    4078-00X 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 42
    4078-00X Printhead Carrier Assembly Removal 1. Remove the front cover. 2. Remove the rear Remove the retainer spring from the left end of the carrier guide rod. 7. Remove the screw from the right end of the carrier guide rod. 8. Slide the carrier guide rod out the left side of the machine. 9. Remove
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 43
    4078-00X Rear Cover Removal 1. Remove the front cover. 2. Pry upwards on the two rear cover latches [A]. 3. Work the tabs of the rear cover free from the
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 44
    4078-00X Sheet Feeder Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the two sheet feeder mounting screws from the rear of the carrier frame. 4.
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 45
    4078-00X Small Feed Roll Bracket 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 46
    4078-00X System Board Removal 1. Remove the front cover. 2. Remove the rear cover. 3. Remove the sheet feeder. 4. Unlock the two printhead cable connectors and disconnect the printhead
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 47
    4078-00X 5. Connector Locations System Board Connectors Connector Locations 5-1
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 48
    4078-00X Connector CN1 CN2 CN4 CN5 CN6 CN7 CN8 SW1 SW2 SW3 LED1 LED2 Connector Names Printhead Cable 1 Printhead Cable 2 Carrier Transport Motor Home Position Sensor Paper Feed Motor Power Supply Parallel Port Power Switch Paper Feed Switch Install Print Cartridge Switch Busy Light Power on Light
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 49
    4078-00X 6. Preventive Maintenance This chapter contains the lubrication specifications. Follow these recommendations to prevent problems and maintain optimum performance. Lubrication Specifications . Do not lubricate the carrier guide rod, or carrier guide rod bearings. Preventive Maintenance 6-1
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 50
    4078-00X 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
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 51
    4078-00X Assembly 1: Covers Parts Catalog 7-2
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 52
    4078-00X AsmIndex 1 -1 -2 -3 -4 -5 -6 Part Number 11A5430 11A5431 11A5432 11A5433 11A5434 11A5435 Units 1 1 1 1 1 1 Description Base Asm Felt Pad, Ink Absorption Cover, Front Asm Cover, Rear Asm Cover, Access Asm Garage Asm NS 11A5453 2 N/S 11A5454 1 Front Cover Mounting Screws (PP)
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 53
    4078-00X Assembly 2: Paper Feed / Carrier Transport / Maintenance Parts Catalog 7-4
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 54
    4078-00X AsmIndex 2 -1 -2 -3 Part Number 11A5436 11A5438 11A5450 Units 1 1 1 -4 11A5453 1 -5 11A5453 1 -6 11A5441 1 -7 11A5442 1 -8 11A5443 1 -9 11A5444 1 -10 11A5453 5 -11 11A5453 1 -12 11A5449 1 -13 11A5453 1 -14 11A5440 1 -15 11A5439 1 -
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 55
    4078-00X Assembly 3: Electronics Parts Catalog 7-6
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 56
    4078-00X AsmIndex 3 -1 -2 -2 -3 Part Number 11A5455 11A5447 11A5446 11A5453 Units 1 1 1 1 Description System Board with ROM See "Print Quality Notice" on page 2-15. Power Supply: 110V Power Supply: 220V Screws, System Board (PP) 7-7
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 57
    4078-00X Assembly 3: Electronics (Continued) Parts Catalog 7-8
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 58
    4078-00X AsmIndex 3 -4 Part Number 1339526 1342536 1339520 1339520 1342514 1342526 1342536 1339526 1342534 1342514 1342514 1339525 1342514 1339519 1342514 1339520 1339520 1339520 1342514 1342514 1339521 1339524
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 59
    4078-00X Assembly 4: Carrier Parts Catalog 7-10
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 60
    4078-00X AsmIndex 4 -1 -2 -3 -4 -5 Part Number 11A5448 11A5437 11A5436 11A5453 11A5453 Units 1 1 1 1 1 Description Carrier Assembly Rod, Carrier Guide Frame, Carrier Screw, Carrier Guide Rod (PP) Spring, Carrier Guide Rod (PP) 7-11
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 61
    4078-00X Assembly 5: Sheet Feeder Parts Catalog 7-12
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 62
    4078-00X AsmIndex 5 -1 -2 -3 -4 NS Part Number 11A5436 11A5453 11A5451 11A5433 70G2759 Units 1 2 1 1 1 Description Frame, Carrier Screws, Sheet Feeder Mounting (PP) Sheet Feeder Asm Cover, Rear Asm Card Feeder Kit, Japan Hagaki 7-13
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 63
    4078-00X Index 1 A Abbreviations 1-2 Adjustments 4-2 Assemblies 1 Covers Information 1-1 L Lubrication Specifications 6-1 M Maintenance Preventive Maintenance 6-1 Problems Carrier Transport 2-4 4-7 Repair Information 4-1 S Safety Information v Service Checks Envelope Feed 2-7 First Print Line
  • Lexmark 1020 Color Jetprinter | Service Manual - Page 64
    4078-00X Parallel Port 3-4 Print NVRAM Contents 3-5 Reset NVRAM Defaults EMEA 3-6 USA 3-7 Test Page 3-8 Tools 1-2 X-2
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4078-00X
Color Jetprinter™ 1020
Lexmark and Lexmark with diamond
design are trademarks of Lexmark
International, Inc., registered in the
United States and/or other countries.
• Table of Contents
• Index
• Safety and Notices
• Trademarks
• Start Diagnostics
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