Lexmark Forms Printer 2400 Service Manual

Lexmark Forms Printer 2400 Manual

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  • Lexmark Forms Printer 2400 | Service Manual - Page 1
    Lexmark Forms Printer 2400 Series 24XX-100 • 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 Forms Printer 2400 | Service Manual - Page 2
    /or other countries. Other trademarks are the property of their respective owners. © Copyright Lexmark International, Inc. 2000. All rights reserved. UNITED STATES GOVERNMENT RESTRICTED RIGHTS This software and documentation are provided with RESTRICTED RIGHTS. Use, duplication or disclosure by the
  • Lexmark Forms Printer 2400 | Service Manual - Page 3
    2-22 Paper Feed Service Check 2-23 Paper Select Sensor Service Check 2-25 POST Service Check 2-26 Power Service Check 2-27 Print Speed Service Check 2-28 Printhead Service Check 2-29 Pull Tractor Sensor Service Check 2-31 Top-Of-Forms Service Check 2-32 Tractor 2 Service Check 2-33 iii
  • Lexmark Forms Printer 2400 | Service Manual - Page 4
    Removals 4-24 Paper Select Lever Removal 4-24 Paper Feed Motor Removal 4-24 Form Thickness Lever Removal 4-25 Print Handling Removals 4-26 Platen Removal 4-26 Printhead Removal 4-27 Printhead Cables Removal 4-27 Print Unit Removal 4-28 Ribbon Drive Rack Gear Removal 4-30 iv Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 5
    Sensor, Pull Tractor Removal 4-44 Sensor, Head Gap Removal 4-44 Sensor, Top-Of-Form Removal 4-44 Sensor, Paper Select Removal Board - DC Power (9w & 24w 5-8 Logic Board - Printhead (9w 5-10 Logic Board - Printhead (24w 5-12 Logic Board - Printhead (24w 5-14 Logic Board - Gap Set Sensor (9w
  • Lexmark Forms Printer 2400 | Service Manual - Page 6
    2: Carrier / Paper Feed Right Side 7-6 Assembly 3: Carrier / Paper Feed Left Side 7-10 Assembly 4: Electronics 7-14 Assembly 5: ASF - Roller / Support 7-16 Assembly 6: ASF - Side Frame / Covers 7-18 Assembly 7: Tractor 2 Option 7-20 Coax / Twinax Adapter 7-22 Index I-1 vi Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 7
    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
  • Lexmark Forms Printer 2400 | Service Manual - Page 8
    nicht immer offensichtlich. Sofern Teile eingesetzt werden, die nicht von Lexmark sind, wird von Lexmark keinerlei Verantwortung oder Haftung für dieses Produkt übernommen. • Die Verletzung. Das zuständige Fachpersonal sollte entsprechende Vorsichtsmaßnahmen treffen. viii Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 9
    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
  • Lexmark Forms Printer 2400 | Service Manual - Page 10
    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 . El personal professional ha d'estar-ne assabentat i prendre les mesures convenients. x Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 11
    24xx xi
  • Lexmark Forms Printer 2400 | Service Manual - Page 12
    , 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
  • Lexmark Forms Printer 2400 | Service Manual - Page 13
    that use continuous or multipart forms. The 2481 and 2491 are wide-carriage versions of the 2480 and 2490. Printer Specifications • Printhead life: 300 million characters • Standard ribbon life: 4 million characters • High yield ribbon life: 8 million characters • Printer life: 5 Years • Power
  • Lexmark Forms Printer 2400 | Service Manual - Page 14
    containing a Return to Main Menu selection. 2. Press Set TOF again to exit Setup mode. New settings are saved only when the printer exits Setup mode. Note: If the printer runs out of paper while using Setup mode, load more paper into the tractor pins and press Setup to continue. 1-2 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 15
    Emulation options Interface options Function Customize macros to print a variety of forms. Defines how information is processed. Defines how the printer performs basic tasks. Determines how the printer interacts with software applications. Defines how information is transferred from computer
  • Lexmark Forms Printer 2400 | Service Manual - Page 16
    new tear off position. The Ready light is on. The paper remains at the current Tear Off position until you send another job to the printer. The paper moves from the tear off position to the Top-Of-Form and begins printing. 1-4 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 17
    to clear the paper path. 2. Move the paper select lever up to the cut forms position. 3. Load a cut sheet of paper or envelope through the manual feed door. The printer moves the paper or envelope to the current Top-Of-Form, if Auto Cut Sheet is set to on. If not, press FormFeed when
  • Lexmark Forms Printer 2400 | Service Manual - Page 18
    24xx Options The 24xx printers support the following options: • Auto Sheet Feeder (ASF) • Internal serial interface (RS232) • OKI emulation (9 wire only) • Tractor 2 Sheet Feeder Tools The basic tools necessary to service the 24xx-100 printers are: • Basic CE tool kit • #1 Phillips screwdriver •
  • Lexmark Forms Printer 2400 | Service Manual - Page 19
    parts, unplugged connectors, paper jams, and so on). Voltage, Ground, And Continuity Readings Voltage Readings All DC voltages must be within +5% through -10 voltage on United States and Canada printers should be between 100 V ac and 127 V ac. On World Trade printers, the voltage is according to each
  • Lexmark Forms Printer 2400 | Service Manual - Page 20
    during power-up, replace the logic board and readjust the bidirectional print adjustment. Go to "Bidirectional Print Adjustment" on page 4-4. If the printer completes POST successfully and eventually gets the same error, go to "Intermittent Problem Service Check" on page 2-18. 2-2 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 21
    "Printhead Service Check" on page 2-29. Turn the printer off and then back on. If you get the same error, replace the logic board and readjust the "Bidirectional Print Adjustment" on page 4-4. If the printer completes POST successfully and eventually gets the same error, go to "Intermittent Problem
  • Lexmark Forms Printer 2400 | Service Manual - Page 22
    the voltage of the user's outlet. If they are correct, go to "Power Service Check" on page 2-27. Operator Panel Failure Go to "Operator Panel Service Check" on page 2-21. None Go to "Operator Panel Service Check" on page 2-21. None Go to "Power Service Check" on page 2-27. 2-4 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 23
    comes from the carrier. During idling, abnormal noise comes from the printer. When feeding paper, abnormal noise is created. During printing or POST, abnormal noise is created. Action Check the ribbon cartridge for binds or damage. Go to "Carrier Service Check" on page 2-16. Go to "Abnormal Noise
  • Lexmark Forms Printer 2400 | Service Manual - Page 24
    " on page 2-21. Go to "Print Speed Service Check" on page 2-28. Auto Sheet Feeder Problems Symptom Auto sheet feeder will not feed paper. Auto sheet feeder double feeds. Auto sheet feeder has intermittent feed problems. Action Be sure Sheet Feed is enabled in the Setup Mode. Be sure the paper
  • Lexmark Forms Printer 2400 | Service Manual - Page 25
    off and then on. Go to "Operator Panel Service Check" on page 2-21. Paper Feed Problems Symptom Paper Out is blinking with paper in the printer. Paper Out does not blink when no paper is in the printer and ASF is not installed. Print operation starts without paper. Action Go to "Paper Present
  • Lexmark Forms Printer 2400 | Service Manual - Page 26
    forms feed, but cut sheets fail to load. Load/Unload functions when the pull tractor is installed. With Paper Out blinking, FormFeed does not operate until paper is located at first print line. Action Be sure the paper select lever is in the correct position. Go to "Paper Select Sensor Service
  • Lexmark Forms Printer 2400 | Service Manual - Page 27
    select lever is in the correct position. Go to "Paper Feed Service Check" on page 2-23. Go to "Top-Of-Forms Service Check" on page 2-32. Power Problems Symptom When the power switch is on, the Power light does not turn on or the printer does not start. The Power light blinks or changes intensity
  • Lexmark Forms Printer 2400 | Service Manual - Page 28
    to the printhead. Clean the printhead. Set the form thickness lever to position "1" and run the print test. Go to "Carrier Service Check" on page 2-16. Clean the printhead nose. Clean the ribbon guide and shield. If the ribbon has reached its end of life or is worn, replace the ribbon cartridge. Go
  • Lexmark Forms Printer 2400 | Service Manual - Page 29
    24xx Ribbon Feed Problems Symptom Ribbon comes off, becomes loose or folded, or jams. Ribbon feeds correctly but is noisy. Action Check the ribbon cartridge for binds or damage. Go to "Carrier Service Check" on page 2-16. Diagnostic Information 2-11
  • Lexmark Forms Printer 2400 | Service Manual - Page 30
    Out and Font lights blink. If this indication occurs, the problem may be with the paper present sensor or the paper select sensor. Check the following in the order listed and if the printer does not work correctly, go to the indicated service check. Paper Present Sensor Action Remove all paper from
  • Lexmark Forms Printer 2400 | Service Manual - Page 31
    Checks Abnormal Noise Service Check Check the entire printer for loose parts. FRU 1 Ribbon Cartridge 2 Printhead 3 Carrier Motor Ribbon Drive Mechanism 4 Paper Feed Mechanism Action Remove and reinstall the ribbon cartridge. Disconnect the printhead cable(s). Run the print test (do not fold
  • Lexmark Forms Printer 2400 | Service Manual - Page 32
    Sheet Feeder must be selected in the Setup menu. Continuous forms can be used with the ASF installed by moving the paper select lever to continuous forms and pressing Start/Stop to feed the continuous forms to the first print line. The ASF contains no electrical parts. It is driven from the gear on
  • Lexmark Forms Printer 2400 | Service Manual - Page 33
    Feed Service Check" on page 2-23. 3 Gear Train Be sure the ASF drive gear on the inside right side frame of the printer rotates. Inspect the right side gear train for damage or debris. Remove the ASF right cover and ensure that all the gears are in good condition. 4 Combination Lock Install the
  • Lexmark Forms Printer 2400 | Service Manual - Page 34
    cartridge for wear or damage. Check the belt and pulley engagement. Manually move the carrier the full length of the carriage to check for binds and to be sure the ribbon advances when the carriage moves in either direction. If the carrier binds check the following: • Correct printhead-to-platen
  • Lexmark Forms Printer 2400 | Service Manual - Page 35
    , verify the the resistance of the carrier motor windings are approximately 2 ohms for all printers. Check the resistance at the following pin locations: CN2 - 1 and CN2 - 3 CN2 - 2 and CN2 -4 If all parts appear okay but the home position error still occurs, replace the logic board. After replacing
  • Lexmark Forms Printer 2400 | Service Manual - Page 36
    Intermittent Problem Service Check FRU/Symptom 1 The printer sometimes fails before POST is complete. Action Check for the following: 1. Loose connectors. Reconnect all connectors to the logic board. 2. Electrical noise or static discharge. Check the following: • Power supply ground. • Printer
  • Lexmark Forms Printer 2400 | Service Manual - Page 37
    "Power Service Check" on page 2-27. • If the voltages are not 0 but are incorrect, replace the power supply unit. • Remove paper jams from the paper path. • Clean all feed roller surfaces. • Clean the ribbon shield and printhead. • Clean the platen surface. • Install the ribbon cartridge correctly
  • Lexmark Forms Printer 2400 | Service Manual - Page 38
    and hold Tractor and turn the printer on. 3. Have the user print the failing job. 4. To stop printing, turn the power off. If the failure still occurs, replace the logic board. Be sure to reset the bidirectional print adjustment. See "Bidirectional Print Adjustment" on page 4-4. 2-20 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 39
    . See "Bidirectional Print Adjustment" on page 4-4. Check the connection and continuity of the interface cable. Enter the Setup Menu and be sure the printer is in the correct emulation mode for the computer, either IBM or Epson. Go to "Setup Mode" on page 1-2. Operator Panel Service Check If the
  • Lexmark Forms Printer 2400 | Service Manual - Page 40
    no paper in the printer. Do the following: • Enter the Setup Menu. • Be sure the ASF setting is off unless the ASF is installed. • If the paper present sensor is good and the ASF setting is on, replace the logic board and reset the "Bidirectional Print Adjustment" on page 4-4. 2-22 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 41
    correctly without the ASF installed. If the printer fails only with the Auto Sheet Feeder installed, go to "Auto Sheet Feeder (ASF) Service Check" on page 2-14. Remove all paper from the printer. Press FormFeed several times and examine all rotating parts to find the problem. The feed rollers and
  • Lexmark Forms Printer 2400 | Service Manual - Page 42
    continuous forms position (sensor closed), the gear train should rotate for more than 3 seconds. If the printer does not Service Check" on page 2-31. 8 Logic Board If no other problem is found, replace the logic board and reset the "Bidirectional Print Adjustment" on page 4-4. 2-24 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 43
    Service Check If form feed length is off by about 1 inch (25 mm), enter Setup Mode and verify that the form length setting is correct. Go to "Setup Mode" on page 1-2. FRU 1 Paper Select Sensor Action Remove all paper from the printer head Print Adjustment" on page 4-4. Diagnostic Information 2-25
  • Lexmark Forms Printer 2400 | Service Manual - Page 44
    and continuity of the operator panel cable. Turn the printer off and then on. If you get the same error during power-up, verify the code module on the logic board is correctly installed. Replace the logic board if necessary and reset "Bidirectional Print Adjustment" on page 4-4. 2-26 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 45
    ; replace the printhead and the fuse before powering on again. • Be sure the power supply cable from the power supply to the logic board is not damaged and correctly installed. 2 Operator Panel Operator Panel Cable If there is still a power LED problem, check the operator panel cable continuity
  • Lexmark Forms Printer 2400 | Service Manual - Page 46
    , but the power problem still remains, replace the logic board and reset "Bidirectional Print Adjustment" on page 4-4. Print Speed Service Check The speed of the 24xx printers varies with the font, forms thickness setting and printhead temperature. Graphics output may print slowly due to data
  • Lexmark Forms Printer 2400 | Service Manual - Page 47
    24xx Printhead Service Check FRU 1 Printhead Cables Printhead 2 Carrier Shaft Carrier Unit Platen Assembly Printhead Nose Ribbon Guide Action If the printout contains missing or extra dots or lines, do the following: • Check the continuity and connection of the printhead cables and the short
  • Lexmark Forms Printer 2400 | Service Manual - Page 48
    -1 & CN300-2 16 CN300-1 & CN300-16 17 CN300-1 & CN301-4 18 CN300-1 & CN300-14 19 CN300-1 & CN301-6 20 CN300-1 & CN300-12 21 CN300-1 & CN300-4 22 CN300-1 & CN300-10 23 CN300-1 & CN300-6 24 CN300-1 & CN300-8 2-30 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 49
    24xx Pull Tractor Sensor Service Check The pull tractor sensor detects the tractor in the pull position and disables load/unload and auto good but the paper still does not move correctly, replace the logic board and reset the "Bidirectional Print Adjustment" on page 4-4. Diagnostic Information 2-31
  • Lexmark Forms Printer 2400 | Service Manual - Page 50
    printer the voltage should be 0 V dc. • When there is no paper in the printer the voltage should be 5 V dc. Replace the top of form sensor if the voltage is incorrect. Replace the logic board if the voltage is correct, and reset the "Bidirectional Print Adjustment" on page 4-4. 2-32 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 51
    2 Service Check The Tractor 2 in-place sensor opens during installation, when its actuator touches the printer cover. The home sensor detects the position of the slider: • When Tractor 2 is selected, the motor-driven Tractor 2 slider pushes the printer sub slider cam lever to engage the printer gear
  • Lexmark Forms Printer 2400 | Service Manual - Page 52
    plastic piece just above the right cover) moves after turning the printer off and then on. If the slider does not move after turning the printer off and then on: • Be sure the slider and gear on the Tractor 2 cable connectors, see "Tractor 2 Cable Connectors" on page 5-26. 2-34 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 53
    on the printer cover when Tractor 2 is installed. Remove the Tractor 2 cover and be sure the inplace sensor opens when the Tractor 2 is installed. The voltage from Tractor 2 to the printer. If possible, try the Tractor 2 with another printer to determine if the problem is the Tractor 2 board/
  • Lexmark Forms Printer 2400 | Service Manual - Page 54
    the stud. Also note that when operating the Tractor 2 with the printer cover removed, the Tractor 2 in-place sensor must be held open. Turn the printer on and look for mechanical problems. For information on the Tractor 2 cable connectors, go to "Signal Connections" on page 5-2. 2-36 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 55
    turned off and then back on: Turn Printer On While Pressing Results LineFeed Prints print test with sample fonts. Tractor Sets printer in Hex Trace mode. Load/Unload & Tractor Disables/Enables Operator Panel Lockout Mode. Tearoff &Tractor with the printhead at the left limit Tearoff & Load
  • Lexmark Forms Printer 2400 | Service Manual - Page 56
    of LEDs on the operator panel. The LEDs turn on and off after the printer is turned on, then all LEDs turn on for a few seconds. • RAM activate the home position sensor, then moves to the first print position. • Feed Initialization - Form feed motor rotates forward and then backward. If any
  • Lexmark Forms Printer 2400 | Service Manual - Page 57
    24xx Print Test The print test helps you test and troubleshoot the printer. To start the print test: 1. Paper must be at the print position; test does not print if paper is parked. 2. Press and hold Line Feed and turn the printer on. 3. Release Line Feed when the printing starts. 4. To interrupt the
  • Lexmark Forms Printer 2400 | Service Manual - Page 58
    program. Be sure the printout is similar to the hex trace sample shown. Two hexadecimal digits, followed by a space, are printed for each byte of data sent to the printer. 4. The printer continues to print in hexadecimal until you turn the printer off. Hex Trace Mode Sample 3-4 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 59
    Defaults To initialize or reset the printer to the U.S. factory defaults: (Code page 437 Character Set 1, form length 11 inch) 1. Make sure paper and the ribbon cartridge are installed. 2. Turn the printer off. 3. Open the ribbon access cover. 4. Move the printhead toward the operator panel side of
  • Lexmark Forms Printer 2400 | Service Manual - Page 60
    . Refer to the 24xx User's Guide. Continuous Forms Jams 1. Turn the printer off. 2. Detach any continuous forms already printed. 3. Set the forms thickness lever to position 7. 4. Tear the continuous forms off at the perforation line before the forms enter the printer. 5. If using the tractor in
  • Lexmark Forms Printer 2400 | Service Manual - Page 61
    ESD-sensitive parts, follow the instructions below in addition to all the usual precautions, such as turning off power before removing logic boards: • Keep the ESD-sensitive part in its original shipping container (a special "ESD bag") until you are ready to install the part into the printer. • Make
  • Lexmark Forms Printer 2400 | Service Manual - Page 62
    2. Remove the ribbon cartridge and paper. 3. Remove the Lock Tite (red) from the gap adjust bushings on both the left and right side of the printer. 4. Set the form thickness lever to position 1, by pushing it toward the back of the printer as far as it will go. 5. Move the printhead to the left
  • Lexmark Forms Printer 2400 | Service Manual - Page 63
    right gap adjust bushing [2] clockwise, until a gap of (within 0.33 and 0.37 mm) exists between the printhead [3] and the platen. 10. After adjusting both left and right gap adjust bushings, push the printhead to the center of the platen and verify a gap of within (0.33 and 0.37 mm) exists between
  • Lexmark Forms Printer 2400 | Service Manual - Page 64
    replacing any mechanical part which affects the operation of the logic board or the carrier, perform the following procedure to adjust the bidirectional print. This adjustment cannot be completed if the printer runs out of paper, so be sure to use continuous forms. 1. Through the Setup Menu, be sure
  • Lexmark Forms Printer 2400 | Service Manual - Page 65
    24xx Removal Procedures CAUTION: Be sure to unplug the power cord whenever you are working on the printer with one of the covers removed. Covers, Removals Repair Information 4-5
  • Lexmark Forms Printer 2400 | Service Manual - Page 66
    cover up and out of the printer. Note: When replacing the ribbon access cover, be sure to hook the front hinge points on either side of the ribbon access cover first and lower the cover into place. Be sure that both gray spring loaded ribbon access cover latches snap and lock. 4-6 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 67
    24xx Covers, Option Removal 1. From the bottom, pull the option cover [A] outward and up, removing it from the printer. Repair Information 4-7
  • Lexmark Forms Printer 2400 | Service Manual - Page 68
    printer. 2. Remove the tractor assembly, if it is installed in the pull tractor position, by pressing the locking levers and pulling the tractor assembly out of the printer. 3. Remove the ribbon access cover. Go to "Covers, Ribbon screws [A] from each side of the front cover area. 4-8 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 69
    24xx 8. Turn the printer upside down. 9. Insert a flat blade screwdriver into each of the four holes [A] in the bottom cover, releasing the top cover from the bottom cover. Repair Information 4-9
  • Lexmark Forms Printer 2400 | Service Manual - Page 70
    top cover up and over the print unit assembly. Note: When replacing the top cover, be sure the operator panel cable is correctly aligned and inserted securely into the logic board. Damage to the operator panel cable may cause failure of other electrical components in the printer. 4-10 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 71
    24xx Covers, Operator Panel Assembly Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Disconnect the operator panel cable from the operator panel card, on the inside of the top cover. 3. Push down on the two latches [A] at the top of the operator panel on the inside of
  • Lexmark Forms Printer 2400 | Service Manual - Page 72
    logic board. Go to "Logic Board Removal" on page 4-14. 3. Remove the power supply unit. Go to "Power Supply Removal" on page 4-15. 4. Remove the print unit. Go to "Print Unit Removal" on page 4-28. 4-12 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 73
    24xx Electronics Removals EPROM Removal 1. Remove the options cover [A], by pulling it outward, up and out of the printer. 2. Remove the EPROM module. Note: When replacing the EPROM module, be sure the notch on the module is toward the front of the printer. Repair Information 4-13
  • Lexmark Forms Printer 2400 | Service Manual - Page 74
    location details. Note: Do not twist the flexible cable when disconnecting the printhead cable(s). 3. Remove the top screw [A] from the serial interface card the Bidirectional Print Adjustment after installing the logic board. Go to "Bidirectional Print Adjustment" on page 4-4. 4-14 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 75
    Removal CAUTION: The power supply may be hot. 1. Turn off the printer and disconnect the power cord at both ends. 2. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 3. Remove the print unit. Go to "Print Unit Removal" on page 4-28. 4. Disconnect the power supply cable [A]. 5. Remove
  • Lexmark Forms Printer 2400 | Service Manual - Page 76
    24xx Carrier Removals Carrier Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the printhead from the carrier. Go to "Printhead Removal" on page 4-27. 3. Loosen the carrier belt: a. Loosen the tension screw [A]. b. Remove tension from the belt, by pulling up on the
  • Lexmark Forms Printer 2400 | Service Manual - Page 77
    24xx 4. Remove the retaining wire [A] from the left side of the carrier shaft. Repair Information 4-17
  • Lexmark Forms Printer 2400 | Service Manual - Page 78
    24xx 5. Remove the screw [A] from the forms thickness lever and remove the lever. 4-18 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 79
    24xx 6. Remove the lower carrier motor mount screw [A]. 7. Remove the two screws [B] from the carrier shaft bushing bracket on the left end of the carrier shaft and remove the bracket. 8. Remove the E-clip from the right side of the carrier shaft. Repair Information 4-19
  • Lexmark Forms Printer 2400 | Service Manual - Page 80
    24xx 9. Push the carrier shaft [A] from the right side and out the left side of the printer. 10. Remove the carrier from the printer. Note: Following replacement, perform the Printhead-to-Platen Gap Adjustment. Go to "Printhead-to-Platen Gap Adjustment" on page 4-2. 4-20 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 81
    24xx Carrier, Motor Assembly Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Loosen the carrier belt a. Loosen the tension screw [A]. b. Remove tension from the carrier belt, by pulling up on the belt. c. Tighten the tension screw. Loosening the screw tightens the belt.:
  • Lexmark Forms Printer 2400 | Service Manual - Page 82
    24xx 4. Remove the screw [A] from the forms thickness lever and remove the lever. 4-22 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 83
    printhead cable from the logic board and move it back and out of the way, as shown. 7. Remove the five screws [B] securing the carrier motor bracket to the print from the print unit by pulling up and out on the rubber grommet [D] between the motor bracket and the bottom cover. 10. Disconnect the
  • Lexmark Forms Printer 2400 | Service Manual - Page 84
    page 4-8. 2. Remove the two screws [A] from the paper feed motor bracket. 3. Remove the motor. 4. Disconnect the paper feed motor cable from the logic board. 4-24 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 85
    24xx Form Thickness Lever Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the screw [A] from the lever and remove the form thickness lever. Repair Information 4-25
  • Lexmark Forms Printer 2400 | Service Manual - Page 86
    "Covers, Top Removal" on page 4-8. 2. Remove the two platen screws [A] from each end of the platen. 3. Remove the platen from the paper tray. 4. Perform the Printhead-to-Platen Gap adjustment. Go to "Printhead-to-Platen Gap Adjustment" on page 4-2. 4-26 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 87
    Set the form thickness lever to position 7. 4. Remove the ribbon access cover. Go to "Covers, Ribbon Access Removal" on page 4-6. 5. Remove the ribbon cartridge. 6. Squeeze the printhead latches together while pulling the printhead up and out of the printer. 7. Disconnect the printhead cable(s) from
  • Lexmark Forms Printer 2400 | Service Manual - Page 88
    . Go to "Covers, Top Removal" on page 4-8. 2. Disconnect all cables from the logic board, except the power supply cable. 3. Remove the screw from the form thickness lever and remove the lever. 4. Remove the two grommet anchored screws [A] from the left side of the print unit. 4-28 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 89
    24xx 5. Remove the two grommet anchored screws [A] from the right side of the print unit. 6. Remove the print unit from the bottom cover, by pulling up forcefully on both sides of the print unit. Repair Information 4-29
  • Lexmark Forms Printer 2400 | Service Manual - Page 90
    page 4-8. 2. Remove the carrier. Go to "Carrier Removal" on page 4-16. 3. Unsnap the white plastic end stop [A] from the top left side of the print unit. 4. Unlatch the left side of the rack from the top of the print unit. 5. Slide the rack to the right and out of the print unit. 4-30 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 91
    24xx Gears Removals Left Side Gears Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the three screws [A] from the serial interface card bracket. Repair Information 4-31
  • Lexmark Forms Printer 2400 | Service Manual - Page 92
    24xx 3. Remove the four screws [A] from the paper feed motor bracket assembly. 4-32 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 93
    24xx 4. Remove the paper feed motor bracket assembly, exposing the gears, as shown. Repair Information 4-33
  • Lexmark Forms Printer 2400 | Service Manual - Page 94
    24xx Right Side Gears, Sub Frame Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Unhook the wire retainer [A] from the carrier shaft. 3. Remove the two screws and washers [B] from the sub frame. 4. Remove the paper select lever [C]. 4-34 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 95
    24xx 5. Remove the sub frame exposing the right side gears [A], as shown. Repair Information 4-35
  • Lexmark Forms Printer 2400 | Service Manual - Page 96
    24xx Rollers Removals Roller, Upper Feed Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the screw from the print cable shield and remove the shield. 3. Remove the gear from the left end of the upper feed roller, as shown. 4-36 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 97
    bracket. One screw also retains the upper feed roller ground clip. 5. Pull the upper feed roller from the left bracket and out of the printer. 6. Be sure to perform the Printhead-to-Platen Gap Adjustment procedure. Go to "Printhead-to-Platen Gap Adjustment" on page 4-2. Repair Information 4-37
  • Lexmark Forms Printer 2400 | Service Manual - Page 98
    to "Covers, Top Removal" on page 4-8. 2. Slide the carrier to the far left of the printer. 3. Remove the four screws [A] from the paper feed motor bracket. 4. Remove the screw from the feed motor and bracket from the printer. 6. Slide the carrier to the left side of the printer. 4-38 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 99
    24xx 7. Unhook the spring clip [A] from the right end of the lower pinch roller shaft and push it off the gray slotted spring block [B] toward the back of the printer, as shown. 8. Slide the carrier to the right side of the printer. Repair Information 4-39
  • Lexmark Forms Printer 2400 | Service Manual - Page 100
    back of the printer, as shown. 10. Slide the carrier to the center of the printer. 11. printer and carefully remove the lower pinch roller and shaft. 14. Be sure to perform the Printhead-to-Platen Gap Adjustment procedure. Go to "Printhead-to-Platen Gap Adjustment" on page 4-2. 4-40 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 101
    24xx Roller, Lower Feed Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the print unit. Go to "Print Unit Removal" on page 4-28. 3. Remove the carrier. Go to "Carrier Removal" on page 4-16. 4. Remove the two screws securing the black bracket to the
  • Lexmark Forms Printer 2400 | Service Manual - Page 102
    screws [A] securing the platen to the side frames. 10. Remove the carrier motor bracket. Go to "Carrier, support plate and remove the lower feed roller. 14. Be sure to perform the Printhead-to-Platen Gap Adjustment procedure. Go to "Printhead-to-Platen Gap Adjustment" on page 4-2. 4-42 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 103
    24xx Sensors Removals Repair Information 4-43
  • Lexmark Forms Printer 2400 | Service Manual - Page 104
    , Top-Of-Form Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the print unit. Go to "Print Unit Removal" on page 4-28. 3. Turn the print unit upside down. 4. Unsnap the Top-Of-Form sensor from the platen. Go to "Sensors Removals" on page 4-43. 4-44 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 105
    on page 4-8. 2. Remove the print unit. Go to "Print Unit Removal" on page 4-28. 3. Turn the print unit upside down. 4. Remove Form Removal 1. Remove the lower feed roller. Go to "Roller, Lower Feed Removal" on page 4-41. 2. Remove the paper present flag, or the top-of-form flag from the paper guide
  • Lexmark Forms Printer 2400 | Service Manual - Page 106
    24xx Sensor, Home Position Sensor Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Disconnect the home position sensor cable from the logic board. 3. Unsnap the home position sensor [A] from the frame. 4-46 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 107
    24xx Options Removals Auto Sheet Feeder Gears Removal 1. Remove the right cover. 2. Release the joint gear latch [A] and remove the joint gear. 3. Release the idler gear latch and remove the idler gear. 4. Release the pick-up gear latch and remove the gear. 5. Release the combination lock mechanism
  • Lexmark Forms Printer 2400 | Service Manual - Page 108
    Pick-up Roller Removal 1. Remove the covers and the cut sheet support. 2. Release the joint gear latch [A] and remove the joint gear, idler gear, and pick-up gear. 3. Remove the left and right roller bushings. 4. Move the pick-up rollers to the ends of the shaft and remove them. 4-48 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 109
    24xx 5. Connector Locations This chapter identifies the locations of specific parts of the printer. Connector Locations 5-1
  • Lexmark Forms Printer 2400 | Service Manual - Page 110
    24xx Signal Connections Power Supply (9w & 24w) 5-2 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 111
    24xx Connector CN1 Connector F1 Pin # 1 2 3 4 5 6 7 Signal Fuse Signal +40 V dc +40 V dc Power Gnd Power Gnd Signal Gnd +5 V dc Power Save Mode Connector Locations 5-3
  • Lexmark Forms Printer 2400 | Service Manual - Page 112
    24xx Logic Board (9w & 24w) 5-4 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 113
    24xx Logic Board - Parallel Interface Cable (9w & 24w) Connector CN11 Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Signal -Strobe Data 0 Data 1 Data 2 Data 3 Data 4 Data 5 Data 6 Data 7 -Acknlg Busy PE Select -AUTFED NC Signal
  • Lexmark Forms Printer 2400 | Service Manual - Page 114
    24xx Logic Board (9w & 24w) 5-6 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 115
    24xx Logic Board - Serial Board (9w & 24w) Connector CN200 Pin # 1 2 3 4 5 6 7 8 9 10 Signal +5 V dc +5 V dc -CTS DTS RXD RTS DSR TXD Signal Gnd SBSET Connector CN1 Pin # 10 9 8 7 6 5 4 3 2 1 Signal +5 V dc +5 V dc -CTS DTS RXD RTS DSR TXD Signal Gnd SBSET Connector Locations 5-7
  • Lexmark Forms Printer 2400 | Service Manual - Page 116
    24xx Logic Board (9w & 24w) 5-8 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 117
    24xx Logic Board - USB Cable (9w & 24w) Connector CN201 Pin # 1 2 3 4 Signal +5 V dc DMNS DPLS Signal Gnd Logic Board - DC Power (9w & 24w) Connector CN12 Pin # 1 2 3 4 5 6 7 Signal +40 V dc +40 V dc Power Gnd Power Gnd Signal Gnd +5 V dc Power Save Mode Connector Locations 5-9
  • Lexmark Forms Printer 2400 | Service Manual - Page 118
    24xx Logic Board (9w & 24w) 5-10 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 119
    24xx Logic Board - Printhead (9w) Connector CN400 Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Signal H4 H6C H8C H1C H6 H2C H4C H8 H2 H9 HDTHERMO +5 V dc H1 H9C H3 H7C H5 H3C H7 HSC Connector Locations 5-11
  • Lexmark Forms Printer 2400 | Service Manual - Page 120
    24xx Logic Board (9w & 24w) 5-12 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 121
    24xx Logic Board - Printhead (24w) Connector CN300 Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Signal +40 V dc R15 +40 V dc R21 +40 V dc R23 +40 V dc L24 R13 L22 L14 L20 +40 V dc L18 +40 V dc L16 +40 V dc Connector Locations 5-13
  • Lexmark Forms Printer 2400 | Service Manual - Page 122
    24xx Logic Board (9w & 24w) 5-14 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 123
    24xx Logic Board - Printhead (24w) Connector CN301 Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Signal R9 R11 R7 R17 R5 R19 R3 HDTHERMO R1 +5 V dc L2 +40 V dc L4 +40 V dc L6 L12 L8 L10 Connector Locations 5-15
  • Lexmark Forms Printer 2400 | Service Manual - Page 124
    24xx Logic Board (9w & 24w) 5-16 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 125
    24xx Logic Board - Gap Set Sensor (9w & 24w) Connector CN4 Pin # 1 2 3 Signal GAP1 Signal Gnd GAP2 Logic Board - Home Position Sensor (9w & 24w) Connector CN9 Pin # 1 2 Signal HPSW Signal Gnd Logic Board - Paper Present Sensor (9w & 24w) Connector CN5 Pin # 1 2 3 Signal PE1P PE1 Signal
  • Lexmark Forms Printer 2400 | Service Manual - Page 126
    24xx Logic Board (9w & 24w) 5-18 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 127
    CN8 Pin # 1 2 Signal TR/FR Signal Gnd Logic Board - Pull Tractor Sensor (9w & 24w) Connector CN3 Pin # 1 2 Signal PLTR Signal Gnd Logic Board - Top Of Form Sensor (9w & 24w) Connector CN6 Pin # 1 2 3 Signal Signal Gnd PE2P PE2 Connector Locations 5-19
  • Lexmark Forms Printer 2400 | Service Manual - Page 128
    24xx Logic Board (9w & 24w) 5-20 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 129
    24xx Logic Board - Carrier Motor (9w & 24w) Connector CN2 Pin # 1 2 3 4 Signal CAD CAC CAB CAA Logic Board - Paper Feed Motor (9w & 24w) Connector CN1 Pin # 1 2 3 4 5 Signal LFD LFC LFB LFA NC Connector Locations 5-21
  • Lexmark Forms Printer 2400 | Service Manual - Page 130
    24xx Logic Board (9w & 24w) 5-22 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 131
    24xx Logic Board - Operator Panel (9w & 24w) Connector CN13 Logic Board Pin # 1 2 3 4 5 6 7 8 9 Signal +5 V dc SLATCH +5 V dc TXD Signal Gnd RXD Signal Gnd SCLK SG Connector CN1 Operator Panel Pin # 1 2 3 4 5 6 7 8 9 Signal +5 V dc SLATCH +5 V dc TXD Signal Gnd RXD Signal Gnd SCLK SG
  • Lexmark Forms Printer 2400 | Service Manual - Page 132
    24xx Logic Board (9w & 24w) 5-24 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 133
    24xx Logic Board - Dual Tractor Cable (9w & 24w) Connector CN10 Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 Signal +40 V dc +40 V dc Power Gnd Power Gnd +5 V dc COCOM D-SET Signal Gnd COA COB JAM D-H.P D-POS Connector Locations 5-25
  • Lexmark Forms Printer 2400 | Service Manual - Page 134
    24xx Serial Board - Serial Cable (9w & 24w) Connector CN2 Pin # 1 2 3 4 5 6 7 8 9 10 11 12 Signal Chassis Gnd TXD RXD RTS -CTS DSR Signal Gnd NC NC NC NC NC Pin # 13 14 15 16 17 18 19 20 21 22 23 24 25 Signal NC NC NC NC NC NC NC DTR NC NC NC NC NC 5-26 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 135
    Tractor 2 cable is soldered to the Tractor 2 board at CN1; there is no connector. Connector CN1-1 CN1-2 CN1-3 CN1-4 CN1-5 CN1-6 CN1-7 CN1-8 CN1-9 CN1-10 CN1-11 CN1-12 CN1-13 Mode +26 V dc. +26 V dc. Frame GND. Not used. +5 V dc. Motor common. D-Set (signal for Tractor 2 plugged in). Signal
  • Lexmark Forms Printer 2400 | Service Manual - Page 136
    24xx 5-28 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 137
    Maintenance This chapter describes procedures for printer preventive maintenance. Following these recommendations can help prevent problems and maintain optimum performance. Lubrication Warning: Petroleum-based lubricants can attack polycarbonate parts causing premature failure. Use only mineral
  • Lexmark Forms Printer 2400 | Service Manual - Page 138
    • ASF Side Frames, Gears and Combination Lock Mechanism • ASF Side Frame (Left) and Upper Feed Roll Shaft • ASF Pick-up Roller Shaft and Roller Bushings 6-2 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 139
    24xx Lubrication Points (Oil) The oil felt [1] in the carrier block. The tractor shaft [1]. Preventive Maintenance 6-3
  • Lexmark Forms Printer 2400 | Service Manual - Page 140
    24xx Lubrication Points (Grease) Gear mounting studs on the right side frame [2]. The lower pinch roller [2]. 6-4 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 141
    24xx Lubrication Points (Grease) Continued Gear mounting studs on the left side frame [2]. Preventive Maintenance 6-5
  • Lexmark Forms Printer 2400 | Service Manual - Page 142
    24xx Lubrication Points (Grease) Continued Gear mounting studs on the left ASF side frame [2]. Gear mounting studs on the right ASF side frame [2]. 6-6 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 143
    by description. NS: (Not Shown) in the Asm-Index column indicates that the part is procurable but is not pictured in the illustration. Note: Graphic artwork depicting FRU models are not depicted with two printhead cables and there is no artwork depicting the extended carriage models 2481 or 2491
  • Lexmark Forms Printer 2400 | Service Manual - Page 144
    24xx Assembly 1: Covers 7-2 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 145
    , Left Paper Cover Asm., Front Unit (2480, 2490) Cover Asm., Front Unit (2481, 2491) Guide, Right Paper Cover, Ribbon Access Unit (2480) Cover, Ribbon Access Unit (2481) Cover, Ribbon Access Unit (2490) Cover, Ribbon Access Cover (2491) Cover, Top (2480, 2490) Cover, Top (2481, 2491) Cover, Option
  • Lexmark Forms Printer 2400 | Service Manual - Page 146
    24xx Assembly 1: Covers 7-4 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 147
    9C 9D 9D 9E 10 10 11 12 12 NS NS NS NS Part Number 12G3856 12G3857 2481, 2491) Frame, Right Side Tractor Tractors, Left and Right Support, Tractor Paper Shaft Set, Tractor (2480, 2490) Shaft Set Cable, Operator Panel Cover, Front Guide (2480, 2490) Cover, Front Guide (2481, 2491) Cover, Operator
  • Lexmark Forms Printer 2400 | Service Manual - Page 148
    24xx Assembly 2: Carrier / Paper Feed Right Side 7-6 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 149
    Cable, Printhead (2481) Cable, Printhead (2490) Cable, Printhead (2491) Kit, Pull Tractor Actuator Springs, Parts Packet Kit, ESD Ground (2490, 2491) Kit, ESD Ground (2480, 2481) Screws, Washers and Clips, Parts Packet Kit, Head Gap Adjustment Damper, Frame Assembly Gears and Bushings, Parts Packet
  • Lexmark Forms Printer 2400 | Service Manual - Page 150
    24xx Assembly 2: Carrier / Paper Feed Right Side 7-8 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 151
    24xx AsmIndex 2 - 22 22 Part Number 12G3832 12G3833 Description Roller, Upper Feed (2480, 2490) Roller, Upper Feed (2481, 2491) Parts Catalog 7-9
  • Lexmark Forms Printer 2400 | Service Manual - Page 152
    24xx Assembly 3: Carrier / Paper Feed Left Side 2 26 1 25 23 2 24 2 2 11 22 2 1 2 3 4 1 52 7 6 8 2 9 11 10 2 14 12 13 15 2 10 16 17 18 19 2 20 2 21 7-10 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 153
    Left Springs, Parts Packet Sensor, Paper Select Holder, Platen Damper, Frame Assembly Sensor, Head Gap Guide, Paper Assembly (2480, 2490) Guide, Paper Assembly (2481, 2491) Platen (2480, 2490) Platen (2481, 2491) Guide, ASF/DTR, Left Sensor, Top-Of-Form Sensor, Paper Present Gear, Ribbon Drive Rack
  • Lexmark Forms Printer 2400 | Service Manual - Page 154
    24xx Assembly 3: Carrier / Paper Feed Left Side 2 26 1 25 23 2 24 2 2 11 22 2 1 2 3 4 1 52 7 6 8 2 9 11 10 2 14 12 13 15 2 10 16 17 18 19 2 20 2 21 7-12 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 155
    24xx AsmIndex 3 - 24 25 26 29 29 Part Number 12G3931 12G3947 56P1224 11A3274 11A3275 Description Kit, Head Gap Adjustment Lever, Form Thickness Motor, Paper Feed (with BKT) Gear, Idle (248X) Gear, Idle (249X) Parts Catalog 7-13
  • Lexmark Forms Printer 2400 | Service Manual - Page 156
    24xx Assembly 4: Electronics 7-14 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 157
    12G3802 12G3806 12G3803 12G3807 12G3804 12G3808 12G3805 12G3809 56P1476 12G3885 12G3861 12G3860 12G3903 12G3904 12G3929 12G3936 Description Screws, Washers and Clips, Parts Packet Kit, ESD Ground (2490, 2491) Kit, ESD Ground (2480, 2481) Power Supply Unit, LV Power Supply Unit, HV Module, EPROM
  • Lexmark Forms Printer 2400 | Service Manual - Page 158
    24xx Assembly 5: ASF - Roller / Support 7-16 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 159
    10 11 12 13 14 15 16 Part Number 12G3814 12G3908 95F6886 95F6896 95F6887 95F6897 95F6885 1333275 12G3911 12G3893 12G3912 12G3914 12G3915 12G3916 12G3933 12G3934 12G3918 95F6892 95F6893 95F6894 12G3944 Description Support, ASF Cut Sheet W/ Guides (2480, 2490) Support, ASF Cut Sheet W/ Guides (2481
  • Lexmark Forms Printer 2400 | Service Manual - Page 160
    24xx Assembly 6: ASF - Side Frame / Covers 7-18 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 161
    24xx AsmIndex 6 -1 2 3 4 5 5 6 NS Part Number 95F6893 95F6892 12G3920 95F6894 12G3921 12G3930 12G3945 12G3939 Description ASF Springs, Parts Packet ASF Gears and Bushings, Parts Packet Cover, ASF Right ASF Screws, Parts Packet Cover, ASF/TR2 Front (2480, 2490) Cover, ASF/TR2 Front (2481, 2491)
  • Lexmark Forms Printer 2400 | Service Manual - Page 162
    24xx Assembly 7: Tractor 2 Option 7-20 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 163
    AsmIndex 7 - 1 1 2 3 3 4 5 Part Number 12G3923 12G3924 11A3338 12G3926 12G3927 12G3853 11A3335 5 11A3336 6 11A3337 7 11A3341 8 12G3928 9 12G3921 9 12G3930 10 11A3283 10 11A3284 Description Table, Tractor 2 Paper W/ Guides (2480, 2490) Table, Tractor 2 Paper W/ Guides (2481, 2491) Guide, Tractor
  • Lexmark Forms Printer 2400 | Service Manual - Page 164
    24xx Coax / Twinax Adapter AsmIndex NS NS NS NS NS NS Part Number 12G3704 12G3705 12G3709 13A0297 13A0296 11A6109 Description Adapter, Coax (Power Cable and Adapter) Adapter, Cable Only) Cable, Twinax (Cable Only) Cable, Socket Power Coax, Twinax (Socket Power Cable Only) 7-22 Service Manual
  • Lexmark Forms Printer 2400 | Service Manual - Page 165
    ) 5-12 Printhead (9w) 5-10 Pull Tractor Sensor 5-18 Serial Board 5-6 Top of Form Sensor 5-18 USB Cable 5-8 Power Supply 5-2 Serial Board Serial Cable 5-25 Tractor 2 5-26 Connector Locations 5-1 D Defaults U.S. 3-5 World Trade 3-5 Diagnostic Aids 3-1 Diagnostic Information 2-1 E Entering Setup Mode
  • Lexmark Forms Printer 2400 | Service Manual - Page 166
    4-11 Paper Feed Motor 4-24 Paper Select Lever 4-24 Platen 4-26 Print Unit 4-28 Printhead 4-27 Printhead Cables 4-27 Ribbon Drive Rack Gear 4-30 Right Side Sub Frame 4-34 Rollers Lower Feed 4-41 Upper Feed 4-36 Upper Pinch 4-38 Sensors Head Gap 4-44 Home Position 4-46 Paper Present 4-45 Paper Present
  • Lexmark Forms Printer 2400 | Service Manual - Page 167
    Specific Printer Parts 5-1 Specifications 1-1 Start 2-1 Symptom Checks 2-5 Abnormal Indications 2-5 Abnormal Noise Problems 2-5 Abnormal Print Problems 2-6 ASF Problems 2-6 Error Indications 2-7 Operator Panel Problems 2-7 Paper Feed Problems 2-7 Power Problems 2-9 Print Quality Problems 2-10 Ribbon
  • Lexmark Forms Printer 2400 | Service Manual - Page 168
    15 7-7 7-7 7-7 7-7 7-7 7-11 7-11 7-15 7-5 7-5 7-5 7-5 7-5, 7-21 7-5 7-5 7-5 7-5 7-3 7-3 7-15 7-15 7-3 7-3 7-3 7-3 7-3 7-3 7-3 7-5 7-5 7-3 7-3 7-5 7-5 7-5 7-7, 7-11 7-15 7-7, 7-15 7-7 I-4 Service Manual 12G3889 12G3890 12G3891 12G3893 12G3894 12G3895 12G3896 12G3897 12G3898 12G3900 12G3901 12G3902
  • Lexmark Forms Printer 2400 | Service Manual - Page 169
    24xx 12G3943 7-7 12G3944 7-17 12G3945 7-19 12G3946 7-11 12G3947 7-13 12G3948 7-7, 7-11 12G3999 7-5 13A0296 7-22 13A0297 7-22 1333275 7-17 1339517 7-3 1339518 7-3 1339519 7-3 1339520 7-3 1339521 7-3 1339522 7-3 1339523 7-3 1339524 7-3 1339525 7-3 56P1219 7-11 56P1224 7-13 56P1476 7-15 79F4757 7-3
  • Lexmark Forms Printer 2400 | Service Manual - Page 170
    24xx I-6 Service Manual
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24XX-100
Lexmark Forms Printer 2400 Series
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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