Lexmark T620 Service Manual
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Lexmark T620 Service Manual

Service manual
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See also: Reference Manual , User Manual
Lexmark™ T62X
4069-5xx/7xx
• 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 T620

  • Page 1 Lexmark™ T62X 4069-5xx/7xx • 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 ImageQuick, Optra Forms, PictureGrade and StapleSmart are trademarks of Lexmark International, Inc. Lexmark and Lexmark with diamond design, Prebate and MarkNet are trademarks of Lexmark International, Inc., registered in the United States and/or other countries. PostScript is a registered trademark of Adobe Systems Incorporated.

  • Page 3: Table Of Contents

    4069-5XX/7XX Table of Content Laser Notices......... . . ix Safety Information.
  • Page 4 4069-5XX/7XX Print Quality Service Check ..... .2-109 Smart Cartridge Contact Assembly Service Check..2-121 Serial Port Service Check ......2-122 Toner Sensor Service Check .
  • Page 5 4069-5XX/7XX 5-Bin Mailbox Diverter Test ......3-28 Registration ........3-28 Printer Setup .
  • Page 6 4069-5XX/7XX Frames ........4-26 Fuser .
  • Page 7 4069-5XX/7XX Autoconnect - Top ......5-11 Output Expander Control Board....5-12 High-Capacity Output Stacker Board.
  • Page 8 4069-5XX/7XX Assembly 14: Electronics (continued) ....7-36 Assembly 14: Electronics (continued) ....7-48 Assembly 15: 250-Sheet Tray .

  • Page 9: Laser Notices

    4069-5XX/7XX Laser Notices The following laser notice labels may be affixed to this printer as shown: Laser Advisory Label Laser Notices...

  • Page 10: Class 1 Laser Statement Label

    4069-5XX/7XX Class 1 Laser Statement Label Service Manual...
  • Page 11 4069-5XX/7XX Laser Notice The printer is certified in the U.S. to conform to the requirements of DHHS 21 CFR Subchapter J for Class I (1) laser products, and elsewhere is certified as a Class I laser product conforming to the requirements of IEC 60825.
  • Page 12 4069-5XX/7XX Avis relatif à l’utilisation de laser Pour les Etats-Unis : cette imprimante est certifiée conforme aux provisions DHHS 21 CFR alinéa J concernant les produits laser de Classe I (1). Pour les autres pays : cette imprimante répond aux normes IEC 60825 relatives aux produits laser de Classe I.
  • Page 13 4069-5XX/7XX Avisos sobre el láser Se certifica que, en los EE.UU., esta impresora cumple los requisitos para los productos láser de Clase I (1) establecidos en el subcapítulo J de la norma CFR 21 del DHHS (Departamento de Sanidad y Servicios) y, en los demás países, reúne todas las condiciones expuestas en la norma IEC 60825 para productos láser de Clase I (1).
  • Page 14 4069-5XX/7XX Laserinformatie De printer voldoet aan de eisen die gesteld worden aan een laserprodukt van klasse I. Voor de Verenigde Staten zijn deze eisen vastgelegd in DHHS 21 CFR Subchapter J, voor andere landen in IEC 60825. Laserprodukten van klasse I worden niet als ongevaarlijk aangemerkt.
  • Page 15 4069-5XX/7XX Huomautus laserlaitteesta Tämä kirjoitin on Yhdysvalloissa luokan I (1) laserlaitteiden DHHS 21 CFR Subchapter J -määrityksen mukainen ja muualla luokan I laserlaitteiden IEC 60825 -määrityksen mukainen. Luokan I laserlaitteiden ei katsota olevan vaarallisia käyttäjälle. Kirjoittimessa on sisäinen luokan IIIb (3b) 5 milliwatin galliumarsenidilaser, joka toimii aaltoalueella 770 - 795 nanometriä.
  • Page 16 4069-5XX/7XX Laser-melding Skriveren er godkjent i USA etter kravene i DHHS 21 CFR, underkapittel J, for klasse I (1) laserprodukter, og er i andre land godkjent som et Klasse I-laserprodukt i samsvar med kravene i IEC 60825. Klasse I-laserprodukter er ikke å betrakte som farlige. Skriveren inneholder internt en klasse IIIb (3b)-laser, som består av en gallium-arsenlaserenhet som avgir stråling i bølgelengdeområdet 770-795 nanometer.
  • Page 17 4069-5XX/7XX Japanese Laser Notice Chinese Laser Notice xvii Laser Notices...
  • Page 18 4069-5XX/7XX Korean Laser Notice xviii Service Manual...

  • Page 19: 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 20 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.
  • Page 21 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. •...
  • Page 22 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 23 4069-5XX/7XX xxiii Safety Information...

  • Page 24: Preface

    4069-5XX/7XX Preface This book is designed for service personnel. It 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 25: General Information

    1. General Information The Lexmark™ T laser printers are letter quality page printers designed to attach to IBM-compatible PC’s and to most computer networks. The Lexmark T laser printer is available in the following models. Model Name Type Lexmark T620...

  • Page 26: Options

    4069-5XX/7XX Options The following options are available. Some options are not available in every country. Contact your point of purchase for options available in your country. Memory options of 4MB, 8MB, 16MB, 32MB, 64MB and 128MB SDRAM Card Assembly Flash memory options of 2MB, 4MB, 8MB and 16MB Card Assembly Integrated network options Token-Ring Ethernet...

  • Page 27: Maintenance Approach

    4069-5XX/7XX Maintenance Approach The diagnostic information in this manual leads you to the correct field replaceable unit (FRU) or part. Use the service error codes, user status messages, user error messages, service checks, and diagnostic aids to determine the printer problem and repair the failure.

  • Page 28: Acronyms

    4069-5XX/7XX Acronyms Customer Setup DIMM Dual In-Line Memory Module DRAM Dynamic Random Access Memory Enhanced Data Out Electrophotographic Process EPROM Erasable, Programmable Read-Only Memory Electrostatic Discharge Field Replaceable Unit Gigabyte HVPS High Voltage Power Supply LASER Light Amplification by Stimulated Emission of Radiation Liquid Crystal Display Light-Emitting Diode...

  • Page 29: Diagnostic Information

    4069-5XX/7XX 2. Diagnostic Information Start CAUTION: Remove the power cord from the printer or wall outlet before you connect or disconnect any cable or electronic board or assembly for personal safety and to prevent damage to the printer. Use the handholds on the side of the printer. Make sure your fingers are not under the printer when you lift or set the printer down.

  • Page 30: Service Error Codes

    Error Code Action 900 RIP Software Contact the next support level or call Lexmark. 901 Engine Flash Indicates that the flash which the engine code is programmed into is bad. Replace the system board. 902 General...
  • Page 31 4069-5XX/7XX Error Code Action 914 DC Pick Check the integrated paper tray (tray 1) for correct paper Motor: No loading. Reload the paper and POR the printer. If the encoder feedback error continues, go to the “Input Tray(s) Option Service Check”...
  • Page 32 4069-5XX/7XX Error Code Action 929 Toner Sensor The toner sensor is not operating properly, the developer drive assembly is not operating properly or the print cartridge is defective. Go to the “Toner Sensor Service Check” on page 2-122. 930 Printhead The wrong printhead is installed.
  • Page 33 4069-5XX/7XX Error Code Action 940 Service LV The low voltage power supply zero crossover test failed. Power Supply • Check the LVPS for correct installation. Ensure that the connector on the LVPS assembly is firmly seated with the connector on the interconnect card connector. •...
  • Page 34 4069-5XX/7XX Error Code Action 958 NAND Before proceeding when a 958 NAND failure is Failure displayed, perform a Power On Reset (power the printer Off then On) to see if the ECC (Error Correction Code) can reflash NAND. 960 - 963 RAM Error codes 960 thru 963 indicate the following specific Memory Error RAM error:...
  • Page 35 4069-5XX/7XX Error Code Action 980 - 984 Service These error codes indicate the specified device <device> Comm. <device> has detected a paper port failure. Specified device <device> can be one of the following: *System Board *Duplex *Tray x (x = 1,2,3,4 or 5) *Envelope Feeder *Output Bin x (x = 1,2,3 to 6) **Will be displayed for single bin output options.
  • Page 36 4069-5XX/7XX Error Code Action 990 Service This error will be displayed when an equipment check <device> condition has occurred in the specified device (<device>), but the device is unable to identify the exact component failure. Specified device <device> can be one of the following: *System Board * Duplex *Tray x (x = 1,2,3,4 or 5)
  • Page 37 4069-5XX/7XX 3. Continue pressing Return and Select until each screen of information is obtained. 4. When the last screen displays, the original message displays. The following is an example of how the printer shows a duplex unit sub error code. Byte 1 Byte 2 Byte 3...
  • Page 38 4069-5XX/7XX Base Printer Sub Error Codes Each status byte has a different level of troubleshooting value for each area of the printer. The following table displays up to 8 status bytes of data. Some or all of these bytes may be used to help diagnose a printer problem.
  • Page 39 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 84 xx 02 x1 This error is the most common type of paper jam. Possible causes are (x1=media size): *Multi sheet feeding. *A tray size sensing problem. *The media feeding from the paper source is slipping or media is slipping in input to the printer.
  • Page 40 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 84 xx 0f x1 The option Tray pass thru sensor was never deactivated. x2 x3 (x-1=media size) (x-2=media source) (x-3=media source where paper jam was detected) *Check the pass thru sensor and flag for correct operation.
  • Page 41 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 84 xx 1A There is media over the Tray 4 pass thru sensor during warm- up. Check for media over the sensor. If no media is present, check the pass thru sensor, flag, and cables.
  • Page 42 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 84 xx 20 x1 The imaged page is not the expected page. (x1=Media Size, x2=Media Source) Check the pass thru sensor to make sure it is operating properly.
  • Page 43 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 89 00 01 The exit sensor in the fuser is activated by a piece of media indicating there is a piece of media in the machine during POST.
  • Page 44 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 89 xx 0D The fuser exit sensor bounced. Check the exit sensor for correct operation. Check the fuser DC cable to J14 on the system board.
  • Page 45 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value. 8E x1 0B The DC auto compensator failed or stalled when trying to feed a sheet of media. 8E xx 11 It took too long for the DC auto compensator motor to come up to speed.
  • Page 46 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value EN 41 xx yy xx=Actual Fuser Temperature -- 1 yy=The temperature that the fuser wants to reach. EN -- zz -- -- zz=00 The fuser temperature did not change enough from the fuser lamp temperature at turn on.
  • Page 47 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value 925 Service - Fuser Error (Wrong Fuser Lamp Installed) Note: The Sub Error Codes below are only for an incorrect lamp being installed. EN 07 xx yy This error code is generated anytime an incorrect lamp is zz 1 detected.
  • Page 48 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value 84 xx 1D x1 The envelope feeder pass thru sensor activated but never deactivated. (x1=Media Size)(x2=Media Source) This error can be caused by an envelope over the pass thru sensor.
  • Page 49 4069-5XX/7XX Stacker Sub Error Codes First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value 84 xx 14 There is media in stacker 1 during POST. Usually associated with a 271 Paper Jam Error message. May be displayed when a finisher option is installed in lowest or first position above the printer.
  • Page 50 4069-5XX/7XX Duplex Unit Sub Error Codes First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value 89 xx 00 The duplex unit did not send back a device control. 89 xx 02 The duplex unit did not send an Option Ready response. 89 xx 06 The duplex option did not send back a page in output response.
  • Page 51 4069-5XX/7XX First 6 Bytes Sub Error Code Explanation Data - Note: xx can be any value 8D xx 01 A timeout associated with the stapling operation timed out while waiting for the last page of a job to be safe in the stapler accumulator.

  • Page 52: User Status Screens

    4069-5XX/7XX User Status Screens User Status Screens Status Action Ready The printer is ready to Press Menu> or receive and process <Menu to take the data printer out of Ready and enter all the Menus except the TESTS MENU (Busy Ready The printer will display State).
  • Page 53 4069-5XX/7XX User Status Screens Status Action Res Reduced The printer is processing Press Stop to take the data or printing pages printer offline. Not and the resolution of a Ready is displayed, page belonging to the no more data will be current job has been processed and the reduced from 600 to 300...
  • Page 54 4069-5XX/7XX User Status Screens Status Action Busy The printer is busy Press Stop to take the receiving or processing printer out of Busy. data, or printing data. The Not Ready message is displayed. Note: The printer No more data is indicator light blinks processed, but the while the printer is...
  • Page 55 4069-5XX/7XX User Status Screens Status Action Printing Directory List A directory of the flash Press Stop to take the and disk contents is printer out of Ready. processing or printing The Not Ready because Print Directory message is displayed. is selected from the No more data is menu.
  • Page 56 4069-5XX/7XX User Status Screens Status Action Resetting Printer The printer is deleting No button actions are any print jobs in process possible while this and restoring all settings message is displayed. to user defaults. Formatting Flash The flash memory is No button actions are (Do Not Power Off) being formatted.

  • Page 57: User Attendance Messages

    4069-5XX/7XX User Attendance Messages User User Message Message Explanation Primary Secondary 200 Paper Jam Leave Job in Primary: Paper is jammed at the printer Remove Cartridge Finisher Input Sensor. Open the printer upper front door and remove the print cartridge to access the paper jam area.
  • Page 58 4069-5XX/7XX User User Message Message Explanation Primary Secondary 230 Paper Jam Leave Job in Primary: The paper is most likely Check Duplex Finisher jammed in the Duplex Unit. Remove the duplex front cover to access the jam area. If the paper is jammed in the rear of the duplex, then replace the duplex front cover and open the duplex rear door.
  • Page 59 4069-5XX/7XX User User Message Message Explanation Primary Secondary 260 Paper Jam Leave Job in Primary: Paper is jammed in the Check Envelope Finisher envelope feeder. Feeder Secondary: When this message is displayed, do not remove accumulated sheets during the jam clearance procedure as the printer will not reprint the removed sheets.
  • Page 60 4069-5XX/7XX User User Message Message Explanation Primary Secondary 282 Staple Jam Remove Job Primary: A staple jam has been Check Stapler from Finisher detected during normal stapler operation. Secondary: The printer flashes the secondary message to indicate that all accumulated sheets should be removed during the jam clearance.
  • Page 61 4069-5XX/7XX User User Message Message Explanation Primary Secondary 31 Defective Print Error code 31 is displayed when the top Cartridge front cover is closed and a defective print cartridge is detected. It may take the printer 10-20 seconds to determine if the print cartridge is defective.
  • Page 62 4069-5XX/7XX User User Message Message Explanation Primary Secondary 36 Resolution The resolution of the page has been Reduced reduced from 600 dpi to 300 dpi to prevent a Memory Full error. This message can only occur if the Resolution Reduction setting is turned Note: 1200 dpi pages are not resolution reduced.
  • Page 63 4069-5XX/7XX User User Message Message Explanation Primary Secondary 54 Standard Serial This error is displayed when a serial Error error (framing or parity) is detected on the standard serial port. This usually indicates the serial port is not set up correctly.

  • Page 64: Scheduled Maintenance

    4069-5XX/7XX User User Message Message Explanation Primary Secondary 62 Disk Full This error code is displayed when there is not enough free space on the disk to hold the resources that have been requested to be written to the disk. This message displays for both resource and PostScript Disk operators when the disk is full.
  • Page 65 4069-5XX/7XX User Line 2 Messages If none of the conditions exist that are listed in the following table, line 2 is blank. If any of the messages in the table are displayed the following actions can be taken: Press Menu> or <Menu to take the printer offline and access the Ready Menu group.
  • Page 66 4069-5XX/7XX User Message Explanation Tray X Empty If any of the input trays are empty, then “Tray X Empty” displays where X designates which tray (Tray 1 through 5) is empty. If multiple trays are empty, then they are prioritized in this order: Tray 5, Tray 4,...Tray 1.
  • Page 67 4069-5XX/7XX User Message Explanation LocalTalk X LocalTalk Card X,X=1,2,3, is attached to PCI connector X. Infrared Standard Infrared port, if available. Infrared X Infrared Port X, X=1,2,3, is attached to PCI connector X. Check Device Connection Messages The messages in the following table display when the printer looses communications with one of the following devices.
  • Page 68 4069-5XX/7XX The messages in the following table can occur in two ways. The specified device could have been removed from the printer, for instance to clear a paper jam. Otherwise, the device can still be attached to the printer, but is experiencing a communications problem, not fully connected, or having a hardware failure.

  • Page 69: Power-On Self Test (Post)

    4069-5XX/7XX Power-On Self Test (POST) When you turn the printer On, it performs a Power-On Self Test. Check for correct POST functioning of the base printer by observing the following: 1. The LED comes on. 2. The operator panel displays one and a half row of pels, and then clears.

  • Page 70: Symptom Tables

    4069-5XX/7XX Symptom Tables Symptom Table - Base Printer Symptom Action Cartridge Fan (722/72n) fails to Go to the “Cartridge Fan Service run or is noisy Check” on page 2-64. Printhead Fan fails to run or is Go to “Printhead Fan Service noisy (722/72n).
  • Page 71 4069-5XX/7XX Symptom Action Print quality - Light print Go to the “Print Quality - Toner on backside of printed page” on page 2-120. Print quality - Background Go to the “Print Quality - Background” on page 2-114. Print quality - Residual image Go to the “Print Quality - Residual Image”...
  • Page 72 4069-5XX/7XX Symptom Table: Paper Tray Options Symptom Action Paper feed problem with 250- Go to the “Input Tray(s) Option Sheet Paper Tray Option. Service Check” on page 2-69. Paper feed problem with 500- Go to the “Input Tray(s) Option Sheet Paper Tray Option. Service Check”...
  • Page 73 4069-5XX/7XX Symptom Table - Output Expander Symptom Action Printer does not display Output Go to the “Output Bin Sensor Bin Full. Standard Tray Service Check” on page 2-90. Paper does not feed all the way Go to the “Output Expander into the output tray.

  • Page 74: Service Checks

    4069-5XX/7XX Service Checks Note: Anytime the system board is replaced, the Configuration ID must be reset in NVRAM on the new system board. Go to “Setting Configuration ID” on page 3-31. Review the following information before performing any service checks. •...

  • Page 75: Charge Roll Service Check

    4069-5XX/7XX Charge Roll Service Check Service Tip: Close and evenly spaced repetitive marks 47.19 mm (1.86 inch) apart or spots on the page can be caused by a damaged or contaminated charge roll. Service Tip: Check to make sure the right charge roll arm bushing is correctly installed and operates correctly.
  • Page 76 4069-5XX/7XX Action Right Side Charge Roll Link Check the right side charge roll link Right Charge Roll Bushing assembly for correct assembly operation. If incorrect, replace the charge roll link assembly with the charge roll link assembly kit. If correct, check the right charge roll link assembly bearing for signs of wear or contamination.

  • Page 77: Cover Open Switch/Cable Service Check

    4069-5XX/7XX Cover Open Switch/Cable Service Check Action Toner Cartridge Check the toner cartridge to make sure it is correctly installed and that the right and left cartridge tracks are not loose or broken. Check to make sure the cover open switch activation tab on the toner cartridge is not broken and that the tab correctly activates the cover open switch...

  • Page 78: Dead Machine Service Check

    4069-5XX/7XX Dead Machine Service Check Note: If a high-capacity input tray is installed, remove the option and check the base printer for correct operation. If the base printer operates correctly, go to “High-Capacity Feeder Input Tray Service Check” on page 2-72.
  • Page 79 4069-5XX/7XX Action +5 V dc at the system Check for +5 V dc at the +5V dc test board test point point on the system board. If correct, replace the system board. If incorrect, go to step 4. LVPS Fuse F1 Remove the LVPS from the printer and check fuse F1.
  • Page 80 4069-5XX/7XX Action LVPS Remove the LVPS from the printer. CAUTION: Before making any measurements on the LVPS output connector (CN3), observe all necessary safety precautions before applying AC power. Measure the voltage on CN3-1, 2, 10 or 11. The voltage measures approximately +5V dc.

  • Page 81: Duplex Option Service Check

    4069-5XX/7XX Duplex Option Service Check The printer does not recognize the Duplex Option is attached. The printer does not recognize tray options below the duplex option are installed. Action Fuse F1 on Duplex Option If fuse F1 is blown, replace the fuse. System Board If fuse F1 continues to blow, check the stepper motor for a short...
  • Page 82 4069-5XX/7XX POST fails, 230 Paper Jam, Check Duplex message displays. Action Duplex D.C. Servo Drive Check the D.C. servo motor cables Motor for signs of cuts or other damage. Check the D.C. servo motor sensor cable connector for pin damage. If no problem is found, replace the FRUs in the following order: D.C.
  • Page 83 4069-5XX/7XX 230 Paper Jam - Check Duplex message displays. The page is not duplexed and only exits half way out of the redrive. Action Duplex Stepper Motor Check the stepper motor cable for cuts or pinched wiring. Check the routing of the motor leads along the left side of the bottom tray.

  • Page 84: Envelope Feeder Option Service Check

    4069-5XX/7XX Envelope Feeder Option Service Check Service Tip: Check the envelope feeder paper path for any debris, pieces of envelope and so on. If any other options are installed make sure they are operating normally. If only the envelope feeder is failing to operate correctly, continue with this service check.
  • Page 85 4069-5XX/7XX Action Autoconnect on the Check for any signs of damage to Envelope Option the connector or contacts. If you find damage, replace the damaged cable/connector assembly. Disconnect the autoconnect cable at J1 on the envelope system board and measure the following voltages: J1-3 measures +5 V dc J1-5 measures +5 V dc J1-7 measures +24 V dc...
  • Page 86 4069-5XX/7XX Operator panel displays 260 Paper Jam immediately when envelope feed is requested - POST incomplete. Action Pass thru Sensor Check for any debris, pieces of envelope and so on over the pass thru sensor. Check for correct installation of the pass thru sensor flag.
  • Page 87 4069-5XX/7XX Operator panel displays 260 Paper Jam after attempted feed but before envelopes are put in the hopper OR the operator panel continues to display "Load Envelopes" after envelopes are placed in the hopper. Service Tip: The kick rolls rotate during the attempted feed cycles. Action Envelope Out Hopper Check the envelope out sensor flag...
  • Page 88 4069-5XX/7XX 990 Service Error, envelopes fail to feed from the hopper. Action D.C. Feed Motor Assembly Check the motor and motor cable for any signs of loose wires or poor connections. Check to make sure the motor cable is connected to the envelope system board.
  • Page 89 4069-5XX/7XX 260 Paper Jam displays, unable to clear and envelopes fail to feed from the hopper. Kick rolls ARE rotating. Check the deflector gap adjustment before continuing this service check. Action Deflector Gap Adjustment Check the deflector gap adjustment. The adjustment may be too narrow. Weight Assembly Check the weight assembly to make sure it moves up and down freely...
  • Page 90 4069-5XX/7XX 260 Paper Jam displays, envelope stops in feeder paper path. Action Kick Rolls/Feed Rolls/Drive Check all the rolls for any signs of oil, Rolls grease or other contamination. If you find a problem, clean the rolls. If this does not correct the problem, replace the envelope feeder option.

  • Page 91: Fan Service Check

    4069-5XX/7XX Fan Service Check Printhead Fan Service Check The printhead fan is in models 722/72n. Note: If the printhead fan is inoperative and a lot of graphics are printed, you may see darker than normal copies. Fan does not run or is noisy. Action Fan Assembly Check the fan for proper installation...
  • Page 92 4069-5XX/7XX Action Main Fan to System Board Check the continuity of the cable. If Cable incorrect, replace the cable. Error Code 927 (Fan runs) Check the voltage at J5-1 on the system board. The voltage measures +5 V dc (static) 0 V dc (fan running).

  • Page 93: Cold Fuser Service Check

    4069-5XX/7XX Action Fan Assembly Check to make sure the auxiliary fan System Board cable is seated on connector J6 on the system board. If correct, check for +24 V dc on J6-1 on the system board. If incorrect, replace the system board.
  • Page 94 4069-5XX/7XX Action Fuser Lamp (Incorrect Install the correct voltage and Lamp/925 Service Error) wattage lamp or fuser assembly. Fuser Lamp Note: If the correct lamp is installed and you still have 925 fuser errors, try the following: 1. The fuser may have reached standby temperature too quickly.

  • Page 95: Hot Fuser Service Check

    4069-5XX/7XX Hot Fuser Service Check Error codes 923 and 924 may display for a hot fuser failure. CAUTION: The fuser may be hot, use caution before removing or servicing. Action Fuser Cover Assembly Check for damage to the thermistor (Assembly includes assembly.

  • Page 96: Fuser Solenoid Service Check

    4069-5XX/7XX Fuser Solenoid Service Check Service Tip: Try changing the envelope enhance level setting. A different setting may correct the problem. Note: Check the fuser envelope conditioner solenoid adjustment as described in the adjustment section “Fuser Solenoid Adjustment” on page 4-3.

  • Page 97: Input Tray(S) Option Service Check

    4069-5XX/7XX Action Input Sensor Flag Check the input sensor flag for damage and proper operation. If a problem is found, repair as necessary. System Board Check for approximately +5 V dc at J25-10 on the system board. If incorrect, replace the system board. Input Sensor Cable Check the continuity of the input sensor cable section of the front...
  • Page 98 4069-5XX/7XX 24X Paper Jam message displays, paper jammed over the Pass Thru Sensor. (The printer displays the value of X for the paper tray where the error occurs. Example: 241 is a Paper Jam Tray 1) Action Pass Thru Sensor and Flag The tray x option system board did Assembly not detect a piece of paper actuating...
  • Page 99 4069-5XX/7XX Tray X Low message displays when Tray X is full or has adequate paper in the tray. Action Paper Low Sensor Run the Tray X Sensor Test and Assembly check the sensor for proper Paper Low Sensor Flag operation. If incorrect, check the Tray X Option System following: Board...

  • Page 100: High-Capacity Feeder Input Tray Service Check

    4069-5XX/7XX Printer does not recognize Tray X is installed. Action Autoconect Cables Check the autoconnect from the Tray X System Board printer or option above tray x. Check for signs of cuts, pinched wiring or damage to the contacts in the connector.
  • Page 101 4069-5XX/7XX The base printer indicates a dead machine condition when the high capacity input tray is installed. Action AC Line Cord If the base printer works normally AC Jumper (HCIT to using the AC line cord from the AC Printer) wall outlet and does not work when AC input and Output using the AC jumper from the HCIT,...
  • Page 102 4069-5XX/7XX The base printer does not recognize that the high-capacity input tray is installed. Action High-Capacity Feeder Check the high-capacity feeder input Autoconnect Mechanical tray to make sure it is mounted Check correctly and is not pushed down into the frame assembly or damaged.
  • Page 103 4069-5XX/7XX Action High-Capacity Feeder Check the voltage on J8-1 (green). Option Control Board The voltage measures +24 V dc. If incorrect, check the autoconnect system for any problems. +24 V dc must come from the base printer through the autoconnect system to the high capacity input for the high capacity feeder to be recognized.
  • Page 104 4069-5XX/7XX 24X Paper Jam message displays, paper jammed over the Pass Thru Sensor. (X=The printer displays the value of X for the paper tray where the error occurs. Example: 242 is a Paper Jam Tray 2) Action Pass Thru Sensor and Flag The tray x option system board did Assembly not detect a piece of paper actuating...
  • Page 105 4069-5XX/7XX Tray X Paper Low Message displays when Tray X is full or has adequate paper in the tray. Action Paper Low Switch Run the sensor diagnostics for tray X Paper Low Switch Cable (X=the number that represents the High Capacity Feeder Input high capacity input tray).
  • Page 106 4069-5XX/7XX The elevator tray fails to stop at the correct position and continues to drive into the bottom frame. Action Lower Limit Switch Check continuity of the lower limit Lower Limit Switch Cable switch. If incorrect, replace the switch. If correct, check the switch cable.
  • Page 107 4069-5XX/7XX Paper from the high capacity feeder input tray does not reach the pass thru sensor. Service Tip: Check to be sure the paper in tray is within specifications. Action Auto compensator Check the auto compensator pick Assembly arm rollers for sign of glazing, toner or other buildup.
  • Page 108 4069-5XX/7XX The elevator tray does not move up or down. The printer recognizes that the option is installed. Action DC Drive Motor High Be sure the motor cable is correctly Capacity Feeder Option installed at J1 on the board. Check System Board the cables, damaged or loose wires.
  • Page 109 4069-5XX/7XX The elevator moves in one direction only. Action DC Drive Motor Check the voltages at J1 on the high Assembly High capacity system board. The voltages Capacity Feeder measure as follows: System Board Static (Motor Not Running) J1-1 (Brown): approximately 0 V dc J1-2 (yellow): approximately 0 V dc Motor Running Forward J1-1 (Brown): Approximately 0 V dc...
  • Page 110 4069-5XX/7XX Paper size switch not selecting paper size that is selected. Action Paper Size Switch Check for continuity between the High Capacity Feeder common pin (J5-1) and the pin of the Option Control Board paper size selected. J5-1 (Black): Common Lead J5-2 (Blue) B5 J5-3 (Green) Executive J5-4 (Yellow) A4...
  • Page 111 4069-5XX/7XX Tray X Empty message displays. Tray does not respond to loading paper. No response from the front door switch. Action High Capacity Feeder Check the voltage on the board at Option Control Board J4-2 (green). The voltage measures approximately +5 V dc. If incorrect, disconnect the cable at J4 and check the voltage again.
  • Page 112 4069-5XX/7XX Excessive Noise or Vibration Action DC Motor Assembly Check to make sure all the motor plate mounting screws are tight. Idler Pulley Check to make sure the idler pulley DC Motor Assembly is not binding on the pulley shaft. Check the pulley for any signs of wear.

  • Page 113: Main Drive Service Check

    4069-5XX/7XX Main Drive Service Check Service Tip: Excessive gear or main drive assembly noise is usually caused by a defective motor assembly or board. system Service Tip: If there are equally spaced horizontal lines across the page, go to “Print Quality - Evenly spaced horizontal lines or marks.”...

  • Page 114: Operator Panel Service Check

    4069-5XX/7XX Action Motor does not turn, no Check the voltages at on the system gear error code 936 or User board. message 201 Paper Jam displays. Pin number and voltage: J27-1 = +24 V dc J27-4 = +5 V dc (static) 0 V dc (when main drive motor running) J27-5 = + 5 V dc (static) 0 V dc (when main drive motor running)
  • Page 115 4069-5XX/7XX Action System Board Check the voltage at J16-2. The (No buttons work) voltage measures approximately +5 V dc. If incorrect, replace the system board. If correct, check the continuity of the operator panel cable. If incorrect, replace the cable. If correct, replace the operator panel assembly.

  • Page 116: Options Service Check

    4069-5XX/7XX Action Operator Panel all Check the voltage at Pin J16-1 and diamonds, 5 Beeps J16-3. The voltage measures approximately +5 V dc. If incorrect, replace the FRUs in the following order: operator panel assembly system board Options Service Check Service Tip: When you have a problem with any of the options installed in the options slots on the interconnect board, switch the non operating option to one of the other option slots to isolate the...
  • Page 117 4069-5XX/7XX Hard Disk Option Service Tip: The Lexmark T printers support one hard disk option. Check to make sure only one hard disk option is installed. • 3.2 GB or larger Check to make sure the fixed disk and the fixed disk board are correctly installed.

  • Page 118: Output Bin Sensor Standard Tray Service Check

    4069-5XX/7XX Output Bin Sensor Standard Tray Service Check Service Tip: If the output bin standard tray fills up and the bin full sensor fails to post the message "Remove Paper Standard Bin," enter the Diagnostic Mode, select Output Bin Tests, select Sensor Tests and select Standard Bin.

  • Page 119: Output Expander Service Check

    4069-5XX/7XX Output Expander Service Check Service Tip: The majority of the mechanical components can be observed during operation by removing the left, right and system board covers. The output expander functions without the covers installed. Note: Make sure the option is correctly installed before attempting to service the unit.
  • Page 120 4069-5XX/7XX Action Output Expander Option Make sure the output expander option is the only option that is not recognized by the base printer. If the output expander is the only option not recognized by the printer, continue with step 2. If not, check the autoconnects of the options not recognized and the interconnect board and cable connections.
  • Page 121 4069-5XX/7XX 202 Paper Jam Open Rear Door Message displays. A sheet of paper is jammed prior to the pass thru sensor flag. 202 Paper Jam Open Rear Door Message displays. A sheet of paper feeds out to the standard bin even though bin x is selected. Paper exits half way out of the redrive.
  • Page 122 4069-5XX/7XX Remove Paper - Output Bin X is displayed, POST incomplete, unable to clear the message. Action Dual Output Bin Sensor Flag Check the flag for correct operation, binding, broken parts or interference from the sensor cable, If incorrect, repair as necessary.
  • Page 123 4069-5XX/7XX 990 Service - BIN X Action D.C. Motor Check the DC motor cable Mechanical Linkage connector to be sure it is correctly Assembly installed at J4 on the output expander option board. If correct, disconnect J4 from the option board and check the resistance of the motor on the cable connector: J4-1 to J4-2: measures between...

  • Page 124: High-Capacity Output Stacker Service Check

    4069-5XX/7XX No indication that Bin X is full OR No indication that Bin X is near full Action Dual Output Bin X Sensor Check for correct installation of Assembly the sensor cable at J5 on the Control Board control board. If either the Bin Full (F) or Bin Near Full (NF) fail the sensor test then check the voltage at J5-3 and J5-4.
  • Page 125 4069-5XX/7XX Problems with excessive static electricity buildup. Action Front Cover Assembly Check the front cover assembly to make sure the ESD brush ground lead is firmly attached to the high capacity option. Also check to make sure the ESD brush is not loose or damaged. The printer does not recognize one or more output options as installed.
  • Page 126 4069-5XX/7XX 202 Paper Jam Open Rear Door Message displays and a sheet of paper is jammed prior to the pass through sensor flag or 202 Paper Jam Open Rear Door Message displays, a sheet of paper feeds out to the standard bin even though bin X is selected and paper exits half way out of the redrive assembly.

  • Page 127: 5-Bin Mailbox Service Check

    4069-5XX/7XX Remove Paper - Output Bin X Full displays. You may not be able to clear the message. Action Dual Output Bin Sensor Flag Check the flag for correct operation, (Upper Assembly) binding, broken parts or interference from the sensor cable. If incorrect, repair as necessary.
  • Page 128 4069-5XX/7XX Problems with excessive static electricity buildup. Action Front Cover Assembly Check the front cover assembly to make sure the ESD brush ground lead is firmly attached to the 5-Bin Mailbox frame. Also check to make sure the ESD brush is not loose or damaged. The printer does not recognize one or more output options as installed.
  • Page 129 4069-5XX/7XX 271 Paper Jam - Check Bin 1 displays Action Bottom Pass Thru Sensor Check the flag for correct operation, Flag Assembly binding, broken parts or interference Control Board from the sensor cable. If incorrect, repair as necessary. If correct, check to make sure the bottom pass thru sensor is correctly connected to J5 on the control board.
  • Page 130 4069-5XX/7XX Ready Bin X Full message displays - May be able to clear message and will feed paper into Bin selected. Action Bin X Sensor Check the sensor and sensor cable for Bin X Sensor Cable the bin that is displaying the message Bin X Sensor Flag to make sure the sensor is seated Control Board...
  • Page 131 4069-5XX/7XX Paper does not feed into the bin selected. 271 Paper Jam - Check Bin 1 displays. Action Deflector Check all the bin parts for signs of Deflector Spring missing or loose springs, binds in the Deflector Cover deflector or deflector cover, broken or Deflector Cover Spring binding shaft assemblies or broken Shaft assemblies...
  • Page 132 4069-5XX/7XX 990 Service Error displays Action Mechanical Linkage Check the DC motor cable connector DC Motor Assembly to be sure it is correctly installed at J2 on the control board. If correct, disconnect J2 from the control board and check the resistance of the motor on the cable connector.

  • Page 133: Paper Feed Service Check

    4069-5XX/7XX Paper Feed Service Check If you have a 936 Transport Motor Error go to the “Main Drive Service Check” on page 2-85. Action Alignment Assembly Check to ensure the alignment assembly is correctly attached to the left side frame and the mounting screws are tight.
  • Page 134 4069-5XX/7XX Paper feed failures occur only near the top of the stack of paper. The most common cause of this problem is paper curl. Remove the paper from tray x and check for the natural curvature in the paper. Reinstall the paper in the correct manner. If the problem persists, it may be necessary to reduce the stack height.

  • Page 135: Parallel Port Service Check

    4069-5XX/7XX Multipurpose Tray Paper fails to feed from the multipurpose tray. The pick roll should make one complete revolution and stop with the flat side down. If the pick roll turns but does not pick paper, check the roll for signs of wear, oil or grease on the surface of the pick roll or slick spots.

  • Page 136: Printhead Service Check

    4069-5XX/7XX Printhead Service Check The printhead assembly does not contain any service replaceable parts or components. If service error code 930 displays, the wrong printhead is installed in the printer. Note: A 201 paper jam may also indicate a failing printhead. The paper may have jammed prior to or at the input sensor.

  • Page 137: Print Quality Service Check

    4069-5XX/7XX Print Quality Service Check Service Tip: Before troubleshooting any print quality problems do the following: • Install another print cartridge if available before proceeding with the service checks. • Use Tray 1 to test for print quality of the base printer. •...
  • Page 138 4069-5XX/7XX Print Quality - All Black Page Service Tip: An all black page is generally caused by a problem in the high voltage system or an incorrect high voltage in the printing process resulting in toner development on the entire photoconductor drum.
  • Page 139 4069-5XX/7XX Action High Voltage Contact Check the PC drum contact on the right side frame for damage, PC drum contact wear or contamination. If the contact is bent or damaged, replace the contact. Note: Inspect the HVPS PC drum contact on the board for any signs of damage or contamination.
  • Page 140 4069-5XX/7XX Print Quality - Random Marks Service Tip: The primary cause of random marks is due to loose material moving around inside the printer and attaching to the photoconductor, charge roll or transfer roll. Symptom Action Random Marks Check the print cartridge for any signs of loose or foreign material that might be on the photoconductor.
  • Page 141 4069-5XX/7XX Print Quality - Evenly spaced horizontal lines or marks. Action Lines spaced 3.19 mm This can be caused by the motor (.126 inch) apart pinion gear on the main drive motor. Replace the main drive motor. Lines spaced 22.32 mm This can be caused by a defective (.882 inch) apart gear in the main drive gearbox...
  • Page 142 (4.519 inch) apart Print Quality - Background Service Tip: Some background problems can be caused by rough papers, non-Lexmark toner cartridges or if the media texture is set to the rough setting. Some slick or coated papers may also cause background. Some problems occur with printers that run a large amount of graphics in a humid environment.
  • Page 143 4069-5XX/7XX Action Printhead The printhead on the Lexmark T printers cannot be cleaned. Try another printhead if all other attempts fail to correct a background problem. Transfer Roll Assembly Check the high voltage contact from the HVPS to the transfer roll. Check...
  • Page 144 4069-5XX/7XX Action System Board HVPS Check the following voltages at J25 Connector on the system board. Measure the voltages from J25 to printer ground. Printer Idle J25-1 approximately 0 V dc J25-2 approximately 4 V dc J25-4 approximately 0 V dc Printer Printing J25-1 varies 0 V dc to +5 V dc J25-2 varies 0 V dc to +4 V dc...
  • Page 145 4069-5XX/7XX Print Quality - Banding Service Tip: Banding is difficult to detect except on a page with a uniform gray or a large amount of graphics printed on the page. Banding is primarily due to a variation in the speed of the paper as it feeds through the printer, especially in the development and transfer process.
  • Page 146 4069-5XX/7XX Action Charge Roll Assembly Check the charge roll for any signs Charge Roll Link Arm of toner buildup or other contamination on the outer edges that correspond to the bands on the page. Check the charge links and arms for proper operation, binds or incorrectly mounted counterbalance springs.
  • Page 147 4069-5XX/7XX Print Quality - Residual Image Service Tip: Install a new print cartridge if available before doing this service check. Residual image can be caused by the photoconductor, cleaning blade and other parts inside the print cartridge. Action Hot Roll Fuser Assembly Check the fuser assembly for signs of toner contamination.
  • Page 148 4069-5XX/7XX Print Quality - Toner on backside of printed page Service Tip: This is generally caused by loose toner in the machine in the paper path being carried through the printer on the backside of the paper. Action Hot Roll Fuser Assembly Toner is being carried out on the backside of the media.

  • Page 149: Smart Cartridge Contact Assembly Service Check

    Smart Cartridge Contact Assembly Service Check Note: If you are unable to clear a “32-Unsupported Cartridge” User Error Message, make sure a Lexmark T print cartridge is correctly installed in the printer. The cartridge is easily identified by the contact board located on the right side rear of the cartridge. Install another print cartridge before attempting to troubleshoot the printer.

  • Page 150: Serial Port Service Check

    4069-5XX/7XX Serial Port Service Check Run the “Serial Wrap Test” on page 3-17. Note: The Serial Wrap Test is designed to check the serial port hardware by using a wrap plug (P/N 1329048) and invoking the Serial Post Diagnostic Test. The test helps isolate the printer from the serial cable and host.

  • Page 151: Transfer Roll Service Check

    4069-5XX/7XX Action Toner Sensor The toner sensor cable is part of the front harness and part of connector J25 on the system board. Check the voltage at J25-11. It reads approximately +5 V dc. If incorrect, replace the system board. If correct, check the voltage at J10-12.
  • Page 152 4069-5XX/7XX Action Left Transfer Arm Assembly Check the left transfer roll arm assembly to make sure it is fastened and locked in the down position. If the arm is not locked down, check to ensure the arm is not broken and will lock into the EP frame correctly.

  • Page 153: Staplesmart Finisher Service Check

    4069-5XX/7XX StapleSmart Finisher Service Check Note: When removing the stapler mechanism (99A2526) from the option first remove the staple supply cartridge. Note: When replacing staples in the supply cartridge, discard any old staples in the cartridge and replace with a fresh strip. Problems with static electricity buildup Action Top Cover...
  • Page 154 4069-5XX/7XX Printer does not recognize StapleSmart Finisher option as being installed. Action StapleSmart Finisher Ensure that the StapleSmart finisher Option is the only option that is not recognized by the base printer. If the finisher is the only option not recognized by the printer continue with step 2.
  • Page 155 4069-5XX/7XX Close Finisher Top Cover displayed - Unable to clear or reset message. (POST incomplete) Action Top Cover Assembly Check the top cover assembly to ensure that it is actuating the top cover switch and the cover is opening and closing correctly. Top Cover Switch Stapler Check continuity of the stapler top Card Assembly...
  • Page 156 4069-5XX/7XX POST incomplete - Stapler cycles several times. Action Stapler Assembly Replace the stapler assembly. Note: When replacing the stapler assembly, observe the location of the ground lead from the stapler assembly and the finisher frame. Make sure the ground lead is correctly reattached.
  • Page 157 4069-5XX/7XX Step 1 - During POST the stapler option does not try to home. Action Stapler Card Assembly Turn the printer off, disconnect the motor from J2 and check for continuity Drive Motor Assembly between J2 pins 1, 2, 5, and 6 on the cable and the motor case.
  • Page 158 4069-5XX/7XX Step 2 - During POST the stapler option tries to home. Note: When a 990 Service Error is displayed during POST, the failure is usually in the stapler mechanical unit or stapler card. 281 Paper Jam - The paper feeds partway into the Standard Bin even if Finisher Option selected When a 900 Service Error is displayed during Note:...
  • Page 159 4069-5XX/7XX Action Swing Arm Spring Check to ensure the swing arm spring is connected and not loose or broken. Clutch (99A2551) Check the clutch assembly on the right side frame assembly for correct operation and Assembly any sign of broken or loose parts. Check the drive motor assembly and drive Drive Motor Assembly gear for any signs of damage.
  • Page 160 4069-5XX/7XX 282 Staple Jam - Check Stapler displayed. Action Stapler Assembly Check the stapler assembly for any signs of broken or damaged parts. Post Incomplete - Insert Stapler Cartridge Displayed (Cartridge Holder is installed and cannot clear message) When this failure occurs, the following may also occur in the order shown: 1.
  • Page 161 4069-5XX/7XX Action Stapler Cartridge Holder Before proceeding with the service check, gently try to remove the stapler cartridge Stapler Assembly holder from the stapler assembly. If the holder is jammed in the stapler assembly, do the following: 1. Turn the printer off and remove the right side cover.
  • Page 162 4069-5XX/7XX Action Stapler Board Check the voltages on connector J3 on the board. Stapler Assembly Note: All voltages are approximate values. Voltage Voltage Static Feeding +24 V dc +24 V dc +24 V dc +24 V dc +24 V dc +24 V dc +24 V dc +24 V dc...
  • Page 163 4069-5XX/7XX 283 Staple Jam - Check Stapler displayed. Action Staple Cartridge Holder Check the staple cartridge holder for any signs of damage and for any jammed staples in the cartridge. Replace the staple cartridge holder if damaged. If staples are jammed in the cartridge, replace the old strip of staples with a new strip and try the finisher feed test from the diagnostic menu.
  • Page 164 4069-5XX/7XX Action Stapler Board Check to make sure the cable to J4 (Accessory) is properly connected to J4 on the board. Turn the printer off, disconnect the motor cable from J4 and check for continuity between J4 pins 1,2,3, and 4 to the motor case.
  • Page 165 4069-5XX/7XX Misalignment of sheets to be stapled. Action Left Side Bail Assembly Check the left side bail assembly for any signs of binding, missing, or broken parts. Stapler Gearbox Assembly Check the stapler gearbox assembly for correct operation. Sheets are transported into output tray but not stapled. Action Sol 1, Stapler Drive Disconnect Sol 1 cable from J5 on the...
  • Page 166 4069-5XX/7XX 2-138 Service Manual...

  • Page 167: Diagnostic Aids

    4069-5XX/7XX 3. Diagnostic Aids This chapter explains the tests and procedures to identify printer failures and verify repairs have corrected the problem. Diagnostic/Configuration Menu Diagnostic Menu - Used to help test and diagnose printer and attached option problems. Configuration Menu - Contains a set of menus, settings, and operations that are generally used to configure the printer for operation.
  • Page 168 4069-5XX/7XX Tests Refer to Test Page Hardware Tests “Hardware Tests” on If selected, the following menu selections are page 3-14 available: 1.LCD Test (Operator Panel) 2.Button Test (Operator Panel) 3.DRAM Memory Test 4.ROM Memory Test 5.Parallel Wrap Test (Displayed if configured with Standard Parallel Port) 6.Parallel 1 Wrap (only displayed if port available via PCl in slot 1)
  • Page 169 4069-5XX/7XX Tests Refer to Test Page Input Tray Tests “Input Tray Tests” on If selected, the following menu selections are page 3-19 available: 1.Feed Tests If selected, the following menu selections are available: a. Tray x (x-Tray 1,2,3,4, or 5 where installed) b.
  • Page 170 4069-5XX/7XX Tests Refer to Test Page Base Sensor Test “Base Sensor Test” on If selected, the following menu selections are page 3-26 available: 1.Toner 2.Input 3.Output 4.Narrow Media 5.Front Door Device Tests (only displayed if flash or “Device Tests” on disk option is installed) page 3-6 If selected, the following menu selections are...

  • Page 171: Configuration Menu

    4069-5XX/7XX Tests Refer to Test Page EP Setup “Restore EP Factory If selected, the following menu selections are Defaults” on page 3-32 available: 1.EP Defaults 2.Fuser Temperature 3.Warm Up Time 4.Transfer 5.Print Contrast 6.Charge Roll 7.Gap Adjustment (envelope solenoid) Error Log “Error Log”...

  • Page 172: Diagnostic Mode

    4069-5XX/7XX Diagnostic Mode To enter the Diagnostic Mode: 1. Turn the printer off. 2. Press and hold the Go and Return buttons. 3. Turn the printer on. 4. Release the buttons when "Performing Self Test" displays on the operator panel. Exiting the Diagnostics Mode Select Exit Diagnostics to exit the Diagnostics Mode and return to normal mode.

  • Page 173: Flash Test

    4069-5XX/7XX To run the Disk Test/Clean Test: 1. Select Disk Test/Clean from the Device Tests menu. – "Files will be lost/Go or Stop?" message displays to warn the user that all contents on the disk will be lost. 2. To exit the test immediately and return to the Device Tests menu, press Return/Stop.

  • Page 174: Disabling Download Emulations

    4069-5XX/7XX Disabling Download Emulations Error Code 964: Download Emulation CRC Failure. Checksum failure detected in the emulation header or emulation file. Error Code 965: Download Emulation Outdated. Time stamps indicate the download emulation and RIP code are incompatible. To help resolve Download Emulation problems the following steps are necessary to instruct the printer to POR without activating any download emulations.

  • Page 175: Duplex Sensor Test

    4069-5XX/7XX – The single Duplex Quick test cannot be canceled. The printer attempts to print the Quick Test Page from the default paper source. If the default paper source only supports envelopes, then the page is printed from Tray 1. Check the Quick Test Page for the correct offset between the placement of the first scan line on the front and back side of a duplexed sheet.
  • Page 176 4069-5XX/7XX To run the Duplex Motor Test: 1. Select Motor Test from the Duplex Tests menu. The duplex motor test continues to run until the printer is powered off. – The power indicator blinks while the test is running. – The duplexer runs the motor at a high speed and then a low speed and takes an average of the power required for each speed.
  • Page 177 4069-5XX/7XX The following appears on the printer display: DUPLEX MOTOR AA BB CC DD EE FF To pass the test the following results must display: AA = 00 BB = in the range of 20 through 3F inclusively (hex) CC = in the range of 3A through 5D inclusively (hex) DD = in the range of 11 through 1F inclusively (hex) Ignore bytes EE and FF.

  • Page 178: Duplex Feed 1 Test

    4069-5XX/7XX Duplex Feed 1 Test This test feeds a blank sheet of paper to the duplex paper stop position 1. To run the Duplex Feed 1 Test: Select Duplex Feed 1 from the Duplex Test menu. – The power indicator blinks while the paper is feeding. –...

  • Page 179: Error Log

    4069-5XX/7XX Error Log Viewing the Error Log The error log is helpful to the servicer by providing a history of printer errors. The error log contains the 12 most recent errors that have occurred on the printer. The most recent error displays in position 1 and the oldest error displays in position 12 (if 12 errors have occurred).

  • Page 180: Hardware Tests

    4069-5XX/7XX Hardware Tests The following Hardware Tests can be selected from this menu: LCD Test Button Test DRAM Memory Test ROM Memory Test Parallel Wrap (if available) Parallel 1 Wrap (only displayed if PCL installed in slot 1) Parallel 2 Wrap (only displayed if PCL installed in slot 2) Serial Wrap (if available) Serial Wrap 1 (only displayed if PCL installed in slot 1) Serial Wrap 2 (only displayed if PCL installed in slot 2)

  • Page 181: Sdram Memory Test

    4069-5XX/7XX SDRAM Memory Test The purpose of this test is to check the validity of SDRAM, both standard and optional. The test writes patterns of data to SDRAM to verify that each bit in memory can be set and read correctly. To run the SDRAM Memory Test: 1.

  • Page 182: Parallel Wrap Test

    4069-5XX/7XX Each time the test finishes, the screen updates with the result. If the test passes, the Pass Count increases by 1, however if the test fails, one of the following messages displays for approximately three seconds: ROM Checksum Error ROM Burst Read Error Once the maximum pass count or fail count is reached, the test stops with the power indicator on solid.

  • Page 183: Serial Wrap Test

    4069-5XX/7XX DMA Count Error DMA Address Error DMA Interrupt Error DMA Memory Error DMA Background Error Clear Init Rise Error False Init Rise Error Autofeed Rising Interrupt Error Clear Autofeed Rise Error False Autofeed Rise Error Autofeed Falling Interrupt Error Clear Autofeed Fall Error Once the maximum count is reached the test stops.
  • Page 184 4069-5XX/7XX Each time the test finishes, the screen updates with the result. If the test passes, the Pass Count increases by 1, however if the test fails, one of the following failure messages displays for approximately three seconds and the Fail Count increases by 1: Receive Status Interrupt Error Status Error Receive Data Interrupt Error...

  • Page 185: Input Tray Tests

    4069-5XX/7XX Input Tray Tests Input Tray Feed Test This test lets the servicer observe the paper path as media is feeding through the printer. A blank sheet of paper feeds through the printer as the laser turns off during this test. The only way to observe the paper path is to open the lower front door that is used to access the envelope or multipurpose feeder.

  • Page 186: Output Bin - Feed To All Bins Test

    4069-5XX/7XX The multipurpose tray and the envelope feeder do not have a paper low sensor. The multipurpose tray does not have a pass thru sensor. The following tray sensors are supported by this test: Tray Empty Paper Low Pass Thru Source Sensor Sensor...

  • Page 187: Output Bin Feed Test

    4069-5XX/7XX Twelfth Sheet: Bin #10, then the order reverses from Bin #9 to the Standard Bin. 4. The test is continuous until either the Return or Stop button is pressed. Output Bin Feed Test Note: If the “Configure Bins” printer setting is link rather than mailbox, the printer selects its own internal bin linking regardless of which output bin is selected for the feed test This test is used to verify that media can be fed to a specific output...
  • Page 188 4069-5XX/7XX Standard Bin: 1. Select Output Bin Test from the menu. 2. Select Output Bin tests - Sensor Tests. 3. Select Standard Bin from the menu. 4. The following screen is displayed: Standard Bin F=OP F=Standard Bin’s Bin Full Sensor 5.
  • Page 189 4069-5XX/7XX TP=High-Capacity Stacker top position sensor P=High-Capacity Stacker pass thru sensor F=High-Capacity Stacker bin full sensor (lower par of dual sensor) NF=High-Capacity Stacker near full sensor (upper part of dual sensor) 5. Once the screen is displayed, manually actuate each of the sensors of the High-Capacity Stacker.

  • Page 190: Finisher Tests, Staplesmart Finisher Option

    4069-5XX/7XX Finisher Tests, StapleSmart Finisher Option Feed Tests This test feeds eight blank sheets of paper through the finisher option and staples them. Note: No buttons are active during this test and the test cannot be terminated until it is complete. To run this test: 1.
  • Page 191 4069-5XX/7XX To test the Finisher Top Cover and Side Door sensors: Select Sensor Tests from the Finisher menu. Select Cover and Door from the Sensor Test menu. The following screen is displayed and each sensor can be checked by opening or closing the correct cover or door. Cover and Door TC=CL SD=CL TC=Finisher Top Cover...

  • Page 192: Base Sensor Test

    4069-5XX/7XX To test the Bin Empty Sensor, actuate its flag in the paper output tray. To test the Bin Full Sensor and Near Full Sensor, first actuate the Bin Empty Sensor and then cover the Bin Full or Bin Near Full Sensor Note: OP=Open CL=Closed...

  • Page 193: Staplesmart Finisher Sensor Test

    4069-5XX/7XX To run the StapleSmart Finisher Feed Test: 1. Select Finisher Tests from the menu. 2. Select Feed Tests from Finisher Tests menu. 3. The feed test runs (may take a minute for the test to complete). 4. Eight sheets of paper feed into the finisher and then staple. Note: This test cannot be stopped until the test is completed.

  • Page 194: 5-Bin Mailbox Diverter Test

    4069-5XX/7XX SD=Finisher Stapler access door 3. Pass and Media Sensors Pass and Media P=OP M=OP P=Finisher Pass Thru Sensor M=Finisher Medium Sensor 4. Bin Level Sensor Bin Level EM=OP NF=OP F=OP EM=Finisher Bin Empty Sensor NF=Finisher Bin Near Full Sensor F=Finisher Bin Full Sensor 5.
  • Page 195 4069-5XX/7XX To run the Registration: 1. Select Registration from the main diagnostic menu. 2. The Video Frequency Test runs automatically. 3. When the Video Frequency Test is complete, the following Registration values screen are displayed: T=sxx* B=sxx* L=sxx* R=sxx* B=Bottom Margin T=Top Margin L=Left Margin R=Right Margin...

  • Page 196: Printer Setup

    4069-5XX/7XX screen by pressing the Go button. Once the Quick Test Page completes printing, the Registration screen displays again. Note: The Quick Test Page should be printed on A4 or Letter paper only. 5. To exit the Registration menu, press Return. Printer Setup Setting the Page Count This lets the servicer change the page count from the diagnostic...

  • Page 197: Maintenance Page Count

    4069-5XX/7XX Maintenance Page Count This counter is reset by the servicer after a “80 Scheduled Maintenance” message displays (300K copies) and a maintenance kit is installed. To view the Maintenance Page Count: 1. Enter the Configuration menu. Turn the machine off, press and hold the Return and Select buttons.

  • Page 198: Restore Ep Factory Defaults

    4069-5XX/7XX – The current ID displays on the screen. The Configuration ID is on a label located inside the printer. The label is attached to the top front cover hinge assembly and is visible when the top front cover is open. –...

  • Page 199: Print Tests

    4069-5XX/7XX lets the backup roll heat up and helps reduce curl in some environments. Transfer The transfer can be adjusted to: • • MEDIUM • HIGH Print Contrast The print contrast setting controls the developer voltage offset. The print contrast can be adjusted to: •...

  • Page 200: Print Quality Test Pages

    4069-5XX/7XX Envelope Feeder (if installed) For each input source selected you have the following choices: • Single (prints the Print Test Page once) • Continuous (continue printing the Print Test Page until Return or Stop is pressed). The contents of the Print Test Page varies depending on the media installed in the selected input source.
  • Page 201 4069-5XX/7XX machine class ID matching the machine class ID stored in NVRAM. Some diagnostic information may be printed on the pages when printing from this menu. To run the Print Quality Test Pages: 1. Turn the printer off. 2. Press and hold Select and Return. 3.

  • Page 202: Printing Menu Settings Page

    4069-5XX/7XX Minimum Stroke Width Paper Source and Formatted Size All three pages contain print quality test information including one page of grayscale with two black squares and one all black page. Printing Menu Settings Page Note: This test page must be printed on letter, legal or A4 paper. To print the Menu Settings Page: 1.

  • Page 203: Autoconnect System, Paper Tray Options, Envelope Feeder And Output Expander Operations

    4069-5XX/7XX are driven down into the stack increasing the normal force and drive force until the bending strength of the paper is overcome and the paper bends and moves up the dam. Once this critical threshold is achieved the normal force remains at a level just high enough to reliably feed the paper.
  • Page 204 4069-5XX/7XX mechanically installed under the printer. Communication between the option and the base printer stops when you remove an option located above or below the printer. The printer no longer recognizes the option and deletes associated messages. Each installed option below the base printer provides an electrical autoconnect to the option attached below it.

  • Page 205: Fuser Operation

    Fuser Operation Hot Roll Fuser The hot roll fuser in the Lexmark T printer is made up of two primary assemblies. The first assembly is the top fuser cover which contains the thermistor/cable, thermal fuse, cable assembly, left and right lamp brackets and cover.

  • Page 206: Paper Feed Jams

    4069-5XX/7XX Paper Feed Jams Paper Jams - Base Printer Error Message 200 - Paper Jam - Remove Cartridge This message indicates that paper is jammed at the printer input sensor. This can be caused by the paper jamming prior to activating the input sensor flag, the sensor not detecting paper over the sensor, or paper arriving at the sensor too late.

  • Page 207: Paper Jams - Options

    4069-5XX/7XX Error Message 202 - Paper Jam - Open Rear Door This message indicates the paper is jammed at or near the printer exit sensor located in the fuser assembly. This can be caused by the paper arriving at the sensor too late, the paper jammed in the fuser assembly or jammed exiting the fuser assembly in the redrive assembly, or the exit sensor flag is not operating correctly.
  • Page 208 4069-5XX/7XX Error Message 24x (x=Tray 1 through 5) Paper Jam Check Tray x The paper has not cleared the pass thru sensor or reached the pass thru sensor of the option above tray x. Note: When the StapleSmart Finisher option is installed, a secondary message may be displayed which advises whether or not to remove the job from the finisher.
  • Page 209 4069-5XX/7XX Error Message 28x Paper Jam (x=StapleSmart Finisher) Error Message 280 - Check Finisher Error Message 281 - Check Finisher When either of these two messages are displayed, they indicate that paper is jammed in the finisher option. Open the finisher rear door and top cover to remove the jam.
  • Page 210 4069-5XX/7XX 3-44 Service Manual...

  • Page 211: Repair Information

    4069-5XX/7XX 4. Repair Information WARNING: 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). To prevent damage to ESD-sensitive parts, follow the instructions below in addition to all the usual precautions, such as turning off power before removing logic boards: •...

  • Page 212: Adjustment Procedures

    4069-5XX/7XX Adjustment Procedures Duplex Motor Drive Belts Do the duplex motor belt and drive belt adjustment whenever you remove or replace the duplex motor or loosen the motor or drive belt idler pulley. Service Tip: Excessive belt tension can result in stalling the duplex motor.

  • Page 213: Fuser Solenoid Adjustment

    4069-5XX/7XX Fuser Solenoid Adjustment Perform the fuser solenoid adjustment whenever you replace the fuser solenoid. Adjust the fuser solenoid while installed in the printer. Adjust the screw on the eccentric mounted on the solenoid housing to provide an air gap between the rear of the solenoid stator and the solenoid armature.

  • Page 214: Printhead Assembly Adjustment

    4069-5XX/7XX Printhead Assembly Adjustment Do the printhead assembly adjustment whenever you remove or replace the printhead assembly or loosen the mounting screws. Install the new printhead with the three mounting screws centered in the slots in the printhead frame assembly. Leave the screws loose enough to allow the printhead assembly to move from side to side within the slots.

  • Page 215: Paper Alignment Assembly Adjustment

    4069-5XX/7XX Paper Alignment Assembly Adjustment Do the alignment assembly adjustment whenever you replace the alignment assembly. Always print a copy of the Quick Test Page before making any adjustments to the alignment assembly reference adjustment screw. When replacing the alignment assembly, it is necessary to back the reference adjustment screw out far enough to remove the old assembly and install the new one.
  • Page 216 4069-5XX/7XX b. Print a copy of the Quick Test Page and check the margin adjustments printed on the test page. These settings should be within the range specified in “Registration” on page 3-28. The reference screw can be adjusted without loosening the locknut.

  • Page 217: Screw Identification Table

    4069-5XX/7XX Screw Identification Table The following table contains screw types, locations, and quantities necessary to service the printer. Each screw callout in the removal procedure graphic displays the screw reference number listed in the table. Pay careful attention to each screw type location when doing removals.
  • Page 218 4069-5XX/7XX Reference Screw Type Location Purpose Number M3.5x8 mm spring, cartridge load mounting Thread Cutting system board mounting (front) integrated tray ITC mounting board stacker support to right attach side frame M3.5x12 mm paper alignment mounting Thread Cutting assembly toner cartridge guide mounting track left side frame to center...
  • Page 219 4069-5XX/7XX Reference Screw Type Location Purpose Number M3x6 mm outer shield mounting Taptite inner redrive deflector mounting interconnect board to mounting center pan system board mounting (bottom holes) system board to attach interconnect board ground system board to inner mounting shield system board (back) mounting...
  • Page 220 4069-5XX/7XX Reference Screw Type Location Purpose Number M3x12 mm HVPS board mounting Taptite Panhead M3x28 mm developer drive ground attach Taptite (bottom hole) Panhead M3x6 mm stacker duct mounting Taptite system board mounting Panhead system board to shield mounting system board mounting in pan mounting...
  • Page 221 4069-5XX/7XX Reference Screw Type Location Purpose Number M3.5x8 mm autocompensator mounting Plastite Thread Forming M3.5x10 mm right side cover mounting Plastite Thread right side frame to pan attach Forming left side frame to pan attach extra screw mounting M3.5x12 mm printhead to EP frame mounting Plastite Thread...

  • Page 222: Removal Procedures

    4069-5XX/7XX Removal Procedures CAUTION: Remove the power cord from the printer or wall outlet before you connect or disconnect any cable or electronic board or assembly for personal safety and to prevent damage to the printer. Use the hand grips on the side of the printer. Make sure your fingers are not under the printer when you lift or set the printer down.
  • Page 223 4069-5XX/7XX Right Cover 1. Open the upper and bottom front covers. 2. Remove the print cartridge. 3. Release the cover latch (A) and remove the right cover mounting screw (B). 4-13 Repair Information...
  • Page 224 4069-5XX/7XX 4. Remove the redrive assembly. 5. Remove the right side cover mounting screw (B). 6. Remove the right side cover. 4-14 Service Manual...
  • Page 225 4069-5XX/7XX Upper Front Cover 1. Raise the upper front cover. 2. Remove the upper front cover mounting screws (A). 3. Rotate the cover upward to allow the rear cover hinges to clear the mounting slots and remove the cover. 4-15 Repair Information...

  • Page 226: Center Pan Assembly

    4069-5XX/7XX Laser Assembly Cover 1. Remove the left door. 2. Remove the right cover. 3. Remove the rear paper deflector. 4. Press the fuser wiper cover latch and remove the cover. 5. Remove the paper full sensor flag from the mounting bracket. Use care when removing the flag as it can be easily damaged.

  • Page 227: System Board

    4069-5XX/7XX System Board 1. Remove the outer EMC shield. 2. Disconnect all cables to the system board. 3. Remove the system board mounting screws (A). 4. Remove the serial port mounting hex studs (B). 5. Remove the parallel port mounting screws(C). 6.

  • Page 228: Card Assembly (Nand Flash)

    4069-5XX/7XX Card Assembly (NAND Flash) 1. Using your index fingers and thumbs, remove the card assembly from the system board as indicated in the photo and illustration below. 2. To replace the card assembly, align guide pins and locating pin with corresponding holes.
  • Page 229 4069-5XX/7XX 4-19 Repair Information...

  • Page 230: Developer Drive Assembly

    4069-5XX/7XX Developer Drive Assembly 1. Remove the inner EMC shield. 2. Remove the developer drive assembly mounting screws (A). 3. Remove the developer drive assembly. Note: Be sure the developer drive assembly wheel aligns with the hub on the main drive assembly when reinstalling the assembly. 4-20 Service Manual...

  • Page 231: Duplex Board

    4069-5XX/7XX Duplex Board 1. Lift the base printer from the duplex assembly. 2. Remove the four duplex board cover mounting screws. 3. Gently disconnect the cables from the duplex board. Warning: Avoid damage to the cables and connectors. 4. Remove the two duplex board mounting screws and remove the duplex board.

  • Page 232: Duplex Motor

    4069-5XX/7XX Duplex Motor 1. Remove the duplex front cover door. 2. Gently disconnect the cables from the duplex board. Warning: avoid damage to the cables and connectors. 3. Remove the four mounting screws from the left and right return guides and remove the guides. 4.

  • Page 233: Emc Shields

    4069-5XX/7XX EMC Shields Inner EMC Shield 1. Remove the left door. 2. Remove the outer EMC shield. 3. Remove all option boards from the connector board slots. 4. Remove the inner EMC shield mounting screws (A) and (B). 5. Remove the inner EMC shield. 4-23 Repair Information...
  • Page 234 4069-5XX/7XX Outer EMC Shield 1. Remove the left door. 2. Loosen the outer EMC shield mounting screws (A) and remove the shield. 4-24 Service Manual...

  • Page 235: Fan

    4069-5XX/7XX Main Fan 1. Remove the top rear cover. 2. Remove the inner EMC shield. 3. Remove the fan shroud (A). 4. Note the routing of the main fan cable (B) and disconnect the cable from the system board at connector J5. 4-25 Repair Information...

  • Page 236: Frames

    4069-5XX/7XX 5. Release the four latches (C) and remove the fan from the left side frame. Frames EP Frame Assembly 1. Remove the left and right side frames. 2. Remove the EP frame assembly. Left Side Frame 1. Remove the main drive assembly. 2.
  • Page 237 4069-5XX/7XX 5. Remove the left side frame mounting screws (A). 4-27 Repair Information...
  • Page 238 4069-5XX/7XX 6. Place the printer on its back and remove the left side frame mounting screws (A). 7. Remove the left side frame. 4-28 Service Manual...
  • Page 239 4069-5XX/7XX Right Side Frame 1. Remove the right side cover. 2. Remove the LVPS. 3. Remove the multipurpose tray assembly. 4. Disconnect the auto compensator arm bias spring from the right side frame. 5. Remove the toner sensor mounting screw (A), disconnect the sensor cable and remove the toner sensor.

  • Page 240: Fuser

    4069-5XX/7XX Fuser 1. Remove the redrive assembly. 2. Loosen the fuser mounting screws (A) and remove the fuser. 4-30 Service Manual...

  • Page 241: Fuser Cover

    4069-5XX/7XX Fuser Cover 1. Remove the fuser assembly. 2. Note the thermistor cable routing and disconnect the cable. 3. Warning: Hold the left lamp bracket and carefully remove the two mounting screws. There is pressure against the other end of the lamp therefore care must be used when removing the lamp from the fuser.

  • Page 242: Fuser Detack Housing Assembly

    4069-5XX/7XX 4. Gently pry the detack finger and spring from the housing assembly. Fuser Detack Housing Assembly 1. Remove the fuser assembly. 2. Remove the fuser cover assembly. 3. Remove the fuser lamp. Use care when handling the lamp. 4. Disengage the hot roll bearing clips to free the fuser frame walls.

  • Page 243: Fuser Transfer Plate

    4069-5XX/7XX Fuser Transfer Plate 1. Remove the upper paper deflector. 2. Remove the fuser transfer roll. 3. Remove the inner paper deflector. 4. Lift the left side of the fuser transfer plate (A) and move the plate to the left to clear the right side from its mounting. 5.

  • Page 244: Fuser Envelope Conditioner Solenoid

    4069-5XX/7XX Fuser Envelope Conditioner Solenoid 1. Remove the fuser assembly. 2. Remove the solenoid mounting screw (A). 3. Disconnect the solenoid link (B). 4. Remove the solenoid from the fuser assembly. Note: Do the “Fuser Solenoid Adjustment” on page 4-3 whenever you replace the fuser solenoid.

  • Page 245: Fuser Narrow Media Sensor/Flag Assembly

    4069-5XX/7XX Fuser Narrow Media Sensor/Flag Assembly 1. Remove the fuser assembly. 2. Remove the exit roll assembly. 3. Remove the cables cover. 4. Disconnect the sensors from the cable connectors. 5. Remove the lower exit guide assembly. 6. Remove the sensor/flag assembly from the lower exit guide assembly Fuser Exit Sensor Flag Assembly 1.

  • Page 246: Fuser Lower Exit Guide Assembly

    4069-5XX/7XX The fuser lamp FRU is color coded. The left and right fuser lamp bracket access holes let you view the end of the lamp. Use the following table to identify and install the correct lamp. Description Color Code Fuser Lamp 115V 875W Gold Fuser Lamp 220V 875W Silver...

  • Page 247: High Voltage Power Supply

    4069-5XX/7XX High Voltage Power Supply 1. Remove the inner paper deflector. 2. Remove the toner sensor cable from the retainer (A) on the front of the HVPS. 3. Remove the right side cover. 4. Disconnect the HVPS cable from the HVPS at connector (C). 5.

  • Page 248: Integrated Tray Compensator Pick Roll Assembly

    4069-5XX/7XX 3. Remove the inner EMC shield. 4. Disconnect the compensator motor cable (A) from the system board. 5. Place the printer on its side. 6. Locate the integrated tray compensator assembly (B) on the bottom of the printer and disconnect the compensator arm bias spring from the frame.
  • Page 249 4069-5XX/7XX 3. Locate the compensator assembly on the bottom of the printer and pull the compensator arm away from the printer. 4. Unsnap the pick roll assembly (D) from its mounting and remove. 4-39 Repair Information...

  • Page 250: Interconnect Board Assembly

    4069-5XX/7XX Interconnect Board Assembly 1. Remove the inner EMC shield. 2. Remove the LVPS. 3. Disconnect all cables (A) from the interconnect board. 4-40 Service Manual...
  • Page 251 4069-5XX/7XX 4. Place the printer on its back and remove the mounting screws (B). Note: Go to “Interconnect Board” on page 5-4 to identify the correct jumper locations for your printer. 5. Remove the interconnect board assembly. 4-41 Repair Information...

  • Page 252: Low Voltage Power Supply

    4069-5XX/7XX Low Voltage Power Supply 1. Remove the right cover. 2. Remove the LVPS mounting screws (A) from the rear of the bottom pan. 3. Pull the LVPS assembly from the right side of the printer. Initial resistance is felt as the automate plug disconnects. 4.

  • Page 253: Main Drive Assembly

    4069-5XX/7XX Main Drive Assembly 1. Remove the inner EMC shield. 2. Remove the gear guard. 3. Remove the developer drive assembly. 4. Remove the transfer shaft (A) through the bottom of the printer. 5. Remove all cables from the cable clamps (B) on the main drive assembly.
  • Page 254 4069-5XX/7XX 10. Remove the main drive assembly. Note: Do not remove the screws (E) on the main drive assembly. Be sure the main drive assembly gear shaft aligns with the hub on the left side frame when reinstalling the main drive assembly. 4-44 Service Manual...

  • Page 255: Main Drive Motor

    4069-5XX/7XX Main Drive Motor 1. Remove the main drive assembly. 2. Remove the main drive motor mounting screws (A). 3. Remove the main drive motor. 4-45 Repair Information...

  • Page 256: Multipurpose Tray/Lower Deflector Assembly

    4069-5XX/7XX Multipurpose Tray/Lower Deflector Assembly 1. Open the multipurpose tray to a position that allows the left and right tray hinge slots (A) to align with the rectangular mounting posts (B). Pull upward on each tray hinge to remove the tray from the two mounting posts.
  • Page 257 4069-5XX/7XX 2. Remove the upper deflector. 3. Remove the solenoid mounting screw. 4. Remove the screws (A) mounting the multipurpose tray/lower deflector assembly. 5. Remove the multipurpose tray/lower deflector assembly. 4-47 Repair Information...

  • Page 258: Operator Panel Assembly

    4069-5XX/7XX Operator Panel Assembly 1. Remove the upper front cover. 2. Disconnect the operator panel cable. 3. Gently press the operator panel lens tabs (A) and remove the operator panel. 4-48 Service Manual...

  • Page 259: Operator Panel Cable/Cover Open Switch Assembly

    4069-5XX/7XX Operator Panel Cable/Cover Open Switch Assembly Note: Pay careful attention to the cable routing through the printer before you remove the operator panel cable/cover open switch assembly. 1. Remove the left door and upper front cover. 2. Disconnect the operator panel/cover open switch cable from the system board.

  • Page 260: Optional 250/500 Paper Tray Assembly

    4069-5XX/7XX Optional 250/500 Paper Tray Assembly Note: Remove the printer and other paper feed options to access the failing optional paper tray assembly. Paper Tray Compensator Assembly 1. Remove the printer and other paper feed options. 2. Disconnect the compensator assembly bias spring from the tray frame.

  • Page 261: Paper Alignment Assembly

    4069-5XX/7XX Paper Alignment Assembly 1. Remove the upper paper deflector assembly. 2. Remove the inner paper deflector assembly. 3. Release the input paper sensor from its mounting and remove. 4. Remove the left door. 5. Remove the paper alignment assembly mounting screws (A). 4-51 Repair Information...
  • Page 262 4069-5XX/7XX 6. Locate the paper alignment assembly reference adjustment screw (B) through the left frame and remove the screw. 7. Remove the paper alignment assembly. Note: Do the “Paper Alignment Assembly Adjustment” on page 4-5 when you reinstall the assembly. 4-52 Service Manual...

  • Page 263: Paper Deflectors

    4069-5XX/7XX Paper Deflectors Inner Paper Deflector Assembly 1. Remove the paper tray. 2. Remove the upper deflector assembly. 3. Place the printer on its side. 4. Remove the lower deflector assembly. 5. Gently pry the inner paper deflector from the left and right mounting posts (A) located on the bottom of the printer and remove the deflector.

  • Page 264: Paper Input Sensor

    4069-5XX/7XX Paper Input Sensor 1. Remove the inner paper deflector assembly. 2. Disconnect the paper input sensor cable from the input sensor. 3. Release the input paper sensor from its mounting and remove. Paper Size Sensing Board 1. Disconnect the paper size sensing board cable from the board. 2.

  • Page 265: Printhead (4069-520/52N)

    4069-5XX/7XX Printhead (4069-520/52n) 1. Remove the laser assembly cover. 2. Disconnect the printhead cables (A) from the printhead 3. Remove the printhead mounting screws (B). Note: Do the “Printhead Assembly Adjustment” on page 4-4 whenever you remove or replace the printhead assembly or loosen the mounting screws.

  • Page 266: Printhead (4069-722/72N)

    4069-5XX/7XX Printhead (4069-722/72n) 1. Remove the laser assembly cover. 2. Disconnect the printhead cables (A) from the printhead assembly and remove the printhead. 3. Disconnect the printhead fan cable from the system board. 4. Remove the printhead mounting screws (B). Do the “Printhead Assembly Adjustment”...

  • Page 267: Redrive Assembly

    4069-5XX/7XX Redrive Assembly 1. Remove the redrive door assembly. 2. Remove the redrive exit cover. 3. Remove the redrive assembly mounting screws (A). 4. Release the redrive assembly mounting latches (B) and remove the redrive assembly. 4-57 Repair Information...

  • Page 268: Smart Cartridge Contact Assembly

    4069-5XX/7XX Smart Cartridge Contact Assembly 1. Disconnect smart cartridge cable. 2. Remove print cartridge. 3. Remove transfer plate. 4. Unlatch smart cartridge contact assembly (A) from the right frame assembly. 5. Remove smart cartridge contact (B). 4-58 Service Manual...

  • Page 269: Toner Sensor

    4069-5XX/7XX Toner Sensor 1. Remove the right side cover. 2. Remove the toner sensor mounting screw (A). Disconnect the toner sensor cable and remove the toner sensor. 4-59 Repair Information...

  • Page 270: Transfer Roll Assembly

    4069-5XX/7XX Transfer Roll Assembly 1. Open the upper front cover and remove the print cartridge. 2. Unsnap the transfer roll assembly from the left pivot arm. 3. Lift the transfer roller assembly toward the left and remove the transfer roller assembly from the printer. Upper Paper Deflector Assembly 1.

  • Page 271: Upper Front Cover Hinge Assembly

    4069-5XX/7XX Upper Front Cover Hinge Assembly 1. Remove the upper front cover. 2. Remove the laser assembly cover. 3. Remove the C-clips (A) from the upper front cover hinge assembly left and right hinge pins and remove the pins. Note the pin orientation and the C-clip location on the inside of each hinge.

  • Page 272: Upper Front Cover Interlock Switch Assembly

    4069-5XX/7XX Upper Front Cover Interlock Switch Assembly 1. Remove the upper front cover. 2. Remove the operator panel. 3. Remove the inner EMC shield. 4. Pull up on the switch (A) to remove from the mounting posts (B). 5. Note the routing of the interlock switch assembly cable and disconnect the cable on the system board.

  • Page 273: Connector Locations

    4069-5XX/7XX 5. Connector Locations Low Voltage Power Supply Connector Pin No. Signal CN3 Interconnect +5 V dc Board +5 V dc Ground Ground Ground Ground +24 V dc +24 V dc Heat on +5 V dc +5 V dc Ground Ground Ground Ground...
  • Page 274 4069-5XX/7XX Service Manual...

  • Page 275: High Voltage Power Supply

    4069-5XX/7XX High Voltage Power Supply Connector Pin No. Signal CN1 System Board Developer PWM +24 V dc Return Charge PWM +24 V dc IN TX PWM TX Enable TX CUR PWM SVRO OUT Connector Locations...

  • Page 276: Interconnect Board

    4069-5XX/7XX Interconnect Board Connector Pin No. Signal J1 Fuser Solenoid +42 V dc Ground J2 LVPS +42 V dc Heaton Xeroxing +24 V dc +24 V dc +24 V dc Ground Ground Ground Ground J3 LVPS Ground Ground Ground Ground +5 V dc +5 V dc +5 V dc...
  • Page 277 4069-5XX/7XX Connector Pin No. Signal J5 Autoconnect +24 V dc BTM/FNT Ground J7 system board J11 INA 1 J12 INA 2 Jumper Connector Signal Position J8 ID-1 0 V dc (Gnd) center pin to top pin of J8 + 5 V dc center pin to bottom pin of J9 J9 ID-2 0 V dc (Gnd) center pin...
  • Page 278 4069-5XX/7XX Jumper locations for J8, J9, and J10 Models Requirement 520/52n No jumpers required 722/72n • A jumper on J8 between the center pin of J8 and pin 1 of J8. • A jumper is required between the center pin of J9 and pin 4 of J9.

  • Page 279: Envelope Option Board

    4069-5XX/7XX Envelope Option Board Connector Pin No. Signal Ground Tx (EOC) Ground Rx (EOC) +24 V dc Return +24 V dc Ground Paper Present +5 V dc Ground Paper Present +5 V dc Motor - Phase B- Motor - Phase A- Motor - Phase B+ Motor - Phase A+ Connector Locations...
  • Page 280 4069-5XX/7XX Service Manual...

  • Page 281: Duplex Option Board

    4069-5XX/7XX Duplex Option Board Note: Duplex connectors J10 and J11 are interchangeable. No problem results if the connectors are switched. Connector Pin No. Signal J1 Motor Motor - Motor + J2 DC Motor +5 V dc Sensor Sensor/Encoder Board Tach + Ground J3 Stepper Motor STPMOTA -...
  • Page 282 4069-5XX/7XX Connector Pin No. Signal J9 Autoconnect, Ground Option Below PrtxDout Ground PrtRxd J10 Autoconnect, +24 V dc Option Below Ground J11 Printer +24 V dc Autoconnect Ground J12 Printer Autoconnect Ground PrtxDin Ground PrtRxD 5-10 Service Manual...

  • Page 283: Autoconnect - Top

    4069-5XX/7XX Autoconnect - Top Connector Pin No. Signal Top Autoconnect 0 V dc +5 V dc 0 V dc 0 V dc 0 V dc +5 V dc 0 V dc +24 V dc 5-11 Connector Locations...

  • Page 284: Output Expander Control Board

    4069-5XX/7XX Output Expander Control Board Connector Pin No. Signal J1A Autoconnect +24 V dc Ground +5 V dc Prtxdin Ground prtrxd Ground J2A Autoconnect +24 V dc Ground +5 V dc prtxdout Ground prtrxd Ground J3 Pass Thru Sensor Ground Paper Present RVsnsr J4 DC Motor...
  • Page 285 4069-5XX/7XX Connector Pin No. Signal J5 Bin Full/Near Full Ground Dual Sensor Ground binful binful RVsnsr J6 Jumper Connector Not Used Not Used Not Used 5-13 Connector Locations...

  • Page 286: High-Capacity Output Stacker Board

    4069-5XX/7XX High-Capacity Output Stacker Board Connector Pin No. Signal J1A Autoconnect +24 V dc Ground +5 V dc Prtxdin Ground prtrxd Ground J2A Autoconnect +24 V dc Ground +5 V dc prtxdout Ground prtrxd Ground J3 Pass Thru Sensor Ground Paper Present RVsnsr J4 DC Motor...
  • Page 287 4069-5XX/7XX Connector Pin No. Signal J5 Bin Full/Near Full Ground Dual Sensor Ground binful binful RVsnsr J6 Jumper Connector Upper Unit Upper/Lower Unit Lower Unit J6 Connector Jumper Locations High-Capacity Pin 1 Pin 2 Pin 3 Stacker Board Upper Unit Board Not Used Lower Unit Board Not Used...

  • Page 288: System Board Connector Locations

    4069-5XX/7XX System Board Connector Locations 30 PPM Network 5-16 Service Manual...
  • Page 289 4069-5XX/7XX 30 PPM Non-Network 5-17 Connector Locations...
  • Page 290 4069-5XX/7XX 40 PPM Network 5-18 Service Manual...
  • Page 291 4069-5XX/7XX 40 PPM Non-Network 5-19 Connector Locations...

  • Page 292: System Board Connector Locations

    4069-5XX/7XX System Board Connector Locations Connector Pin No. Signal J1 SDRAM Card Assembly J2 Printhead Connector LENA* LPOW FB LADJ* Ground LPOW +5phead Ground VID_CON Ground Ground J3 Cover Closed Cover Closed Connector +5 V dc Ground J4 Printhead Fan +24 V dc Ground J5 Main Fan...
  • Page 293 4069-5XX/7XX Connector Pin No. Signal J7 Mirror Motor Ground Ground Refreq Lock* Start* Ground +24 V dc J8 Output Level Sensor Ground Ground OPT2 Ground +5 V dc J9 SDRAM Card Assembly J11 USB Connector J12 SDRAM Card Assembly J13 HYSNC Ground HSYNC In HSYNCID...
  • Page 294 4069-5XX/7XX Connector Pin No. Signal J14 Narrow Media Sensor/ ExitSens*R New Fuser/ ThumpRet +5 V dc ThumpLeft Ground Therm Ground Narmedia* +5 V dc Ground J15 Serial Port 8-19 No Connection 21-25 No Connection J16 Operator Panel l2CDATA +5 V dc l2CCLK Ground FPIRQ...
  • Page 295 4069-5XX/7XX Connector Pin No. Signal J20 Smart Cartridge SCart Ground Ground J21 Parallel Port Connector Connector Pin No. Signal J25 HVPS/Cart Sense/ ATSERVO HVPS Input Sensor TXCURPWM HVPS TxEnable HVPS TXPWM HVPS +24 V dc HVPS CHGPWM HVPS Ground HVPS HVPS Ground Input Sensor...
  • Page 296 4069-5XX/7XX Connector Pin No. Signal J27 Main Drive Motor +24 V dc Ground Ground Lock Hall BLDC_DIR +5 V dc BLDC_CLKb Ground ON/OFF J28 Ethernet Connector J30 Option Connector RDXIn Ground TDXIbr Ground Ground 5-24 Service Manual...
  • Page 297 4069-5XX/7XX Connector Pin No. Signal J31 Options Connector RDXIn Ground TDXIbr Ground Ground J32 MPF Paper Out Ground POSense +5 V dc J33 System Board Edge Connector J35 Auto Compensator +24 V dc Motor Autocomp* Ground Ground Encoder* +5 V dc 5-25 Connector Locations...
  • Page 298 4069-5XX/7XX Connector Pin No. Signal J36 Paper Size Sensor +5 V dc PSize2 Ground PSize1 +24 V dc Ground POut PaperLow* +5 V dc J37 MPF PICK MPFPick* +24 V dc 5-26 Service Manual...

  • Page 299: Staplesmart Finisher Option - Staple Card Assembly

    4069-5XX/7XX StapleSmart Finisher Option - Staple Card Assembly Connector Pin No. Signal J1A Bottom Autoconnect +24 V dc Ground +5 V in 5-27 Connector Locations...
  • Page 300 4069-5XX/7XX Connector Pin No. Signal J1B Bottom Autoconnect rtxdin Ground prtrxd Ground Ground J2 Feed Motor fdmtr1 fdmtr2 Ground Ground tachft 5Vptt J3 Stepper Motor stpmtr- stpmtr- stpmtr+ stpmtr+ crtprsnt- stplow+ ‘stpphomo- Ground 5Vstpl stprimed- 5-28 Service Manual...
  • Page 301 4069-5XX/7XX Connector Pin No. Signal J4 Accessory Connector +24 V dc accmtr- Ground Ground tacha+ 5Vptt J5 Solenoid Sol1- +24 V dc J6 Stapler Ground pfrinstp+ 5Vsnsr2 J7 Right Side Sensor Ground Board Bottom Ground J8 Solenoid Sol2- +24 V dc J9 Bin Empty Sensor Ground bnempty-...
  • Page 302 4069-5XX/7XX Connector Pin No. Signal J12 Pass Thru Sensor Ground psthruint 5Vptt J13 Cover Open Switch +5V dc Ground cvropin- J14A +24V dc Ground 5V in J14B prtxdout Ground prtrxd Ground Ground J15 Stapler Door Open Dooropin- Ground 5Vswitch 5-30 Service Manual...

  • Page 303: Cables - Base Machine

    4069-5XX/7XX Cables - Base Machine Fuser Cable, DC Internal Autoconnect Cable, (Fuser to LVPS) Deflector Cable 5-31 Connector Locations...

  • Page 304: Fuser Cable, Ac Ep Autoconnect To Fuser Top Cover

    4069-5XX/7XX Fuser Cable, AC EP Autoconnect to Fuser Top Cover Integrated Tray Cable HSYNC Cable 5-32 Service Manual...

  • Page 305: Mirror Motor Cable

    4069-5XX/7XX Mirror Motor Cable Main Drive Motor Cable Laser Cable 5-33 Connector Locations...

  • Page 306: Front Harness Cable

    4069-5XX/7XX Front Harness Cable Fuser Cable, DC EP Autoconnect to System Board Autoconnect Cable - System Board to Top/Interconnect Board 5-34 Service Manual...

  • Page 307: Autoconnect Cable - System Board To Front/Bottom/Interconnect Board

    4069-5XX/7XX Autoconnect Cable - System Board to Front/Bottom/Interconnect Board 5-35 Connector Locations...
  • Page 308 4069-5XX/7XX 5-36 Service Manual...

  • Page 309: Preventive Maintenance

    Damaged, missing, or altered covers, especially in the area of the top cover and the power supply cover • Possible safety exposure from any non-Lexmark attachments Lubrication Specifications Lubricate only when parts are replaced or as needed, not on a scheduled basis.

  • Page 310: Scheduled Maintenance

    4069-5XX/7XX Scheduled Maintenance The operator panel displays the message “80 Scheduled Maintenance” at each 300K page count interval. It is necessary to replace the fuser assembly, transfer roller and charge roll at this interval to maintain the print quality and reliability of the printer. The parts are available as a maintenance kit with the following part numbers: 99A2408 - 115V 875W Models 520/52n...

  • Page 311: Parts Catalog

    Use the Model Name/Type table to identify model specific replacement FRUs. The parts catalog uses the Type last three digits to identify model specific FRUs. Model Name Type Lexmark T620 4069-520 Lexmark T620n 4069-52n (Network) Lexmark T622 4069-722...

  • Page 312: Assembly 1: Covers

    4069-5XX/7XX Assembly 1: Covers Service Manual...
  • Page 313 4069-5XX/7XX Asm- Part Units Description Index Number 99A1512 Cover Assembly, Redrive Cap 99A1508 Cover, Fuser Wick Assembly 99A1507 Cover Asm, Laser 500 Output 99A2471 Contact Asm, Smart Cartridge 99A2482 Cover, RIght Side 520/52n 99A1505 Cover, Right Side 722/72n 99A2433 Hinge Assembly, Upper Front Cover 99A2415 Kit, Upper Front Cover with Labels 520/52n 99A2416...
  • Page 314 4069-5XX/7XX Assembly 1: Covers (continued) Service Manual...
  • Page 315 4069-5XX/7XX Asm- Part Units Description Index Number 99A0007 Label, TLI/ID/Serial No. - Blank 99A1511 Cover Assembly, Lower Front 1-10 99A1502 Latch, Upper Cover 1-11 99A0004 Spring, Latch 1-12 99A1501 Operator Panel Assembly 1-13 99A2414 Switch, Cover Open w/Operator Panel Cable Assembly 1-14 99A1510 Cover, Left Door...

  • Page 316: Assembly 2: Frame

    4069-5XX/7XX Assembly 2: Frame Service Manual...
  • Page 317 4069-5XX/7XX Asm- Part Units Description Index Number 99A1592 Shroud, Fan 500 99A2441 Fan, Main 99A2443 Sensor, Standard Bin Level 99A1580 Flag, Output Paper Level 99A1879 Bracket, Level Sensor 99A1516 Duct, 500 Left Stacker 99A0867 Duct, Main Body 99A1832 Guide, Extension 500 Input 99A1662 Support, Left Lower Stacker 2-10...
  • Page 318 4069-5XX/7XX Assembly 2: Frame (continued) Service Manual...
  • Page 319 4069-5XX/7XX Asm- Part Units Description Index Number 2-22 99A0466 Sensor, Toner Cartridge Level 2-23 99A0039 Roller, Developer Support 2-24 99A0026 Tray Bias Arm Assembly 2-25 99A1522 Pan, Center Assembly 2-26 99A1525 Deflector, Upper PF 2-27 99A1888 Kit, Inner Deflector o Inner Deflector o Side Restraint 2-28 99A2418...

  • Page 320: Assembly 3: Printhead

    4069-5XX/7XX Assembly 3: Printhead 7-10 Service Manual...
  • Page 321 4069-5XX/7XX Asm- Part Units Description Index Number 99A2448 Printhead Assembly 520/52n 99A2449 Printhead Assembly 722/72n Screw, Printhead Mounting PP 99A0263 99A2442 Fan, Printhead Cooling 722/72n 7-11 Parts Catalog...

  • Page 322: Assembly 4: Paper Feed (Auto Compensator)

    4069-5XX/7XX Assembly 4: Paper Feed (Auto compensator) 7-12 Service Manual...
  • Page 323 4069-5XX/7XX Asm- Part Units Description Index Number 99A0060 Sensor, Paper Out Internal Tray 99A2444 Pick Arm Assembly (500) 99A0070 Pick Rolls 99A1616 Flag, Paper Out 500 Tray 99A1930 Spring, Bellcrank Internal 500 Screw, Hanger PP 99A0263 7-13 Parts Catalog...

  • Page 324: Assembly 5: Paper Feed - Multipurpose Unit

    4069-5XX/7XX Assembly 5: Paper Feed - Multipurpose Unit 7-14 Service Manual...
  • Page 325 4069-5XX/7XX Asm- Part Units Description Index Number 99A0075 Screw, Socket Set M4X5 mm 99A2436 Arm Assembly, MPT 99A0076 Pick Roll Assembly 99A0081 Spring Assembly, Separator 99A0083 MPT Pad Assembly Kit o Restraint Pad o MPT Pad Assembly 99A2439 Deflector Assembly, MPT 99A1531 Deflector, Lower Screw, Lower Deflector Mounting 8 mm...

  • Page 326: Assembly 6: Paper Feed - Alignment

    4069-5XX/7XX Assembly 6: Paper Feed - Alignment 7-16 Service Manual...
  • Page 327 4069-5XX/7XX Asm- Part Units Description Index Number 99A0089 Alignment Assembly Paper Feed 99A1953 Screw, Reference Ground Clip 99A0490 Clip, Reference Ground 99A0492 Screw, Paper Reference Adjustment 99A0565 Washer, Reference Adjustment 99A0566 Nut, Paper Reference Adjustment 99A0559 Lever, Bellcrank Release Screw, Alignment Asm Mtg PP 99A0263 7-17 Parts Catalog...

  • Page 328: Assembly 7: Paper Feed - Output

    4069-5XX/7XX Assembly 7: Paper Feed - Output 7-18 Service Manual...
  • Page 329 4069-5XX/7XX Asm- Part Units Description Index Number 99A1533 Redrive Assembly, Inner 500 99A1534 Door Assembly, Redrive 500 99A0104 Spring, Upper Diverter 99A1857 Deflector, Upper Redrive Screw, SEMS-Duplex Path PP 99A0263 7-19 Parts Catalog...

  • Page 330: Assembly 8: Integrated Paper Tray - 500 Sheet

    4069-5XX/7XX Assembly 8: Integrated Paper Tray - 500 Sheet 7-20 Service Manual...
  • Page 331 4069-5XX/7XX Asm- Part Units Description Index Number 99A1601 Latch, Back Restraint 99A1576 Tray Assembly 500 Sheet 99A1895 Restraint, Side/Latch Side 99A0292 Strip, Wear 99A1812 Label, Tray Option Number 99A1583 Plate, 500 Tray Wear 99A0126 Finger, Autosize 99A0124 Plate, Snap-in 99A1952 Label, Paper Size 8-10 99A1537...

  • Page 332: Assembly 9: Main Drive

    4069-5XX/7XX Assembly 9: Main Drive 7-22 Service Manual...
  • Page 333 4069-5XX/7XX Asm- Part Units Description Index Number 99A2446 Gearbox, w/Motor 520/52n 99A2447 Gearbox, w/Motor 722/72n 99A1569 Shaft, Power Take Off 500 99A0275 Spring, Power Take Off Shaft 99A0954 Gear, Bevel with Grease Packet Screw, Gearbox Mounting PP 99A0263 Screw, Motor Mounting PP 99A0263 7-23 Parts Catalog...

  • Page 334: Assembly 10: Developer Drive

    4069-5XX/7XX Assembly 10: Developer Drive 7-24 Service Manual...
  • Page 335 4069-5XX/7XX Asm- Part Units Description Index Number 10-1 99A1544 Developer Drive Assembly 10-2 99A0136 Shaft, Developer Drive 10-3 99A0564 Coupler, Gear #55 10-4 Screw, Developer Drive Ground PP 99A0263 10-5 Screw, Developer Drive Mtg PP 99A0263 7-25 Parts Catalog...

  • Page 336: Assembly 11: Hot Roll Fuser

    4069-5XX/7XX Assembly 11: Hot Roll Fuser 7-26 Service Manual...
  • Page 337 4069-5XX/7XX Asm- Part Units Description Index Number 11-1 99A2402 Fuser Assembly w/115V 875W Lamp 520/52n 11-1 99A2401 Fuser Assembly w/220V 875W Lamp 520/52n 11-1 99A2405 Fuser Assembly w115V 875W Lamp 722/72n 11-1 99A2404 Fuser Assembly w220V 875W Lamp 722/72n 11-2 99A0725 Wiper Assembly, Wet 11-3...
  • Page 338 4069-5XX/7XX Assembly 11: Hot Roll Fuser (continued) 7-28 Service Manual...
  • Page 339 4069-5XX/7XX Asm- Part Units Description Index Number 11-18 Screw, Fuser Cover Assembly PP 99A0263 11-19 99A0142 Retainer, Hot Roll Bearing 11-20 99A0143 Bearing, Hot Roll 11-21 99A0150 Bushing, Hot Roll 11-22 99A1554 Fuser Cable, AC Ground 11-23 99A1659 Bellcrank, Backup Roll 520/52n 11-23 99A1600 Bellcrank, Backup Roll 722/72n...

  • Page 340: Assembly 12: Transfer

    4069-5XX/7XX Assembly 12: Transfer 7-30 Service Manual...
  • Page 341 4069-5XX/7XX Asm- Part Units Description Index Number 12-1 99A1015 Transfer Roll Assembly 12-2 99A0349 Arm, Transfer Roll Assembly Right 12-3 99A0184 Spring, Transfer Roll Right 12-4 99A0185 Shaft, Transfer Pivot 12-5 99A0181 Spring, Transfer Roll Left 12-6 99A1578 Arm, Transfer Roll Left Retainer, Pivot Shaft PP 99A0267 7-31 Parts Catalog...

  • Page 342: Assembly 13: Charging

    4069-5XX/7XX Assembly 13: Charging 7-32 Service Manual...
  • Page 343 4069-5XX/7XX Asm- Part Units Description Index Number 13-1 99A0512 Link Assembly, Charge Left Kit 13-2 99A0513 Link Assembly, Charge Right Kit 13-3 99A1017 Roll Assembly, Charge 13-4 99A1555 Bushing, Charge Roll Screw, Charge Roll PP 99A0263 7-33 Parts Catalog...

  • Page 344: Assembly 14: Electronics

    4069-5XX/7XX Assembly 14: Electronics 7-34 Service Manual...
  • Page 345 4069-5XX/7XX Asm- Part Units Description Index Number 14-1 1342514 Power Cord Set, 8 ft. - U.S., Canada (LV), Nicaragua, Venezuela, Peru (LV), Brazil (LV), Bolivia (HV), Colombia, Costa Rica, Ecuador, Dominican Republic, El Salvador, Guatemala, Honduras, Mexico, Panama, Puerto Rico, Virgin Islands, Saudi Arabia (LV), AP English (LV), Taiwan (520/52n) 14-1...

  • Page 346: Assembly 14: Electronics (Continued)

    4069-5XX/7XX Assembly 14: Electronics (continued) 7-36 Service Manual...
  • Page 347 4069-5XX/7XX Asm- Part Units Description Index Number 14-2 99A2491 Fuse, 110 V ac LVPS 12.5A 250V 14-2 99A2492 Fuse, 220 V ac 6.3A 250V 14-3 99A2452 LVPS, 110 V ac 520/52n 14-3 99A2453 LVPS, 110 V ac 722/72n 14-3 99A2454 LVPS, 220 V ac 520/52n 14-3 99A2455...
  • Page 348 4069-5XX/7XX Assembly 14: Electronics (continued) 7-38 Service Manual...
  • Page 349 4069-5XX/7XX Asm- Part Units Description Index Number 14-12 56P0053 System Board Assembly 520 14-12 56P0054 System Board Assembly 52n 14-12 56P0055 System Board Assembly 722 14-12 56P0056 System Board Assembly 72n 99A1612 Cable, Deflector 99A0346 Clip, EMC Six Finger 99A0227 Clip, EMC Gnd Two Finger 7-39 Parts Catalog...
  • Page 350 4069-5XX/7XX Assembly 14: Electronics (continued) 7-40 Service Manual...
  • Page 351 4069-5XX/7XX Asm- Part Units Description Index Number 14-15 99A0408 Cover, INA Flat (Blank) 14-16 Screw, INA Cover Mounting PP 99A0263 14-16 Screw, INA Cover Mounting PP 99A0263 14-16 Screw, INA Cover Mounting PP 99A0263 o Cover, INA Blank 14-17 99A2431 Shield, Inner Assembly, 2 slot o Cover, INA Blank 14-18...
  • Page 352 4069-5XX/7XX Assembly 14: Electronics (continued) 7-42 Service Manual...
  • Page 353 4069-5XX/7XX Asm- Part Units Description Index Number 14-22 99A2443 Sensor, Standard Bin Level 14-23 99A2441 Fan, Main 14-24 99A2459 Cable, Main Drive Motor 14-25 99A2446 Gearbox, w/Motor 520/52n 14-25 99A2447 Gearbox, w/Motor 722/72n 14-26 99A2456 Cable, Integrated Tray 14-27 99A0128 Board, Input Tray (ITC) 14-28 99A2463...
  • Page 354 4069-5XX/7XX Assembly 14: Electronics (continued) 7-44 Service Manual...
  • Page 355 4069-5XX/7XX Asm- Part Units Description Index Number 14-30 99A2442 Fan, Cartridge 722/72n 14-31 99A2471 Smart Cartridge Contact Assembly 14-32 99A0466 Sensor, Toner Cartridge Level 14-33 99A1501 Operator Panel Assembly 14-34 99A2414 Switch, Cover Open w/Operator Panel Cable Assembly 14-35 99A0053 Sensor, Input 14-36 99A2440...
  • Page 356 4069-5XX/7XX Assembly 14: Electronics (continued) 7-46 Service Manual...
  • Page 357 4069-5XX/7XX Asm- Part Units Description Index Number 14-39 99A2448 Printhead Assembly 520/52n 14-39 99A2449 Printhead Assembly 722/72n 14-40 99A2458 Cable, Hysnc 14-41 99A2461 Cable, Laser 14-42 99A2464 Cable, Fuser DC EP Auto Connect to System Board 14-43 99A2465 Solenoid Assembly, Envelope Conditioner 14-44 99A2479 Sensor, Exit...

  • Page 358: Assembly 14: Electronics (Continued)

    4069-5XX/7XX Assembly 14: Electronics (continued) 7-48 Service Manual...
  • Page 359 4069-5XX/7XX Asm- Part Units Description Index Number 14-52 99A2442 Printhead Fan 7-49 Parts Catalog...

  • Page 360: Assembly 15: 250-Sheet Tray

    4069-5XX/7XX Assembly 15: 250-Sheet Tray 7-50 Service Manual...
  • Page 361 4069-5XX/7XX Asm- Part Units Description Index Number 15-1 Screw, Option Board Mounting PP 99A0263 15-2 99A1967 Board, Option Tray 15-3 99A0627 Jumper, 2-pin 15-4 Screw, Switch Activate Spring Mounting PP 99A0263 15-5 99A0063 Spring, Switch Activate 15-6 99A0445 Stud Assembly, 250 Frame 15-7 99A0448 Arm, Paper Out 250...
  • Page 362 4069-5XX/7XX Assembly 15: 250-Sheet Tray (continued) 7-52 Service Manual...
  • Page 363 4069-5XX/7XX Asm- Part Units Description Index Number 15-20 99A0070 Roll Assembly, Pick 15-21 99A1638 Base, 250 Option 15-22 99A0026 Tray Bias Arm Assembly 15-23 99A0419 Spring, Tray Bias 15-24 99A0058 Pad, Machine Mounting 15-25 99A0288 Sensor, Option Pass Thru 15-26 99A1666 Label, Options 15-27...
  • Page 364 4069-5XX/7XX Assembly 15: 250-Sheet Tray (continued) 7-54 Service Manual...
  • Page 365 4069-5XX/7XX Asm- Part Units Description Index Number 15-34 99A1601 Latch, Back Restraint 15-35 99A0120 Restraint Pad 15-36 99A1536 Tray Assembly, 250-Sheet Option 15-37 99A1894 Restraint, Side 250-Sheet Tray 15-38 99A0119 Wear Strips 15-43 99A1952 Label, Paper Size 15-39 99A1829 Label, Tray Option Number 15-40 99A0121 Clip, 250 Tray Wear...

  • Page 366: Assembly 16: 500-Sheet Tray

    4069-5XX/7XX Assembly 16: 500-Sheet Tray 7-56 Service Manual...
  • Page 367 4069-5XX/7XX Asm- Part Units Description Index Number 16-1 99A0350 Sensor, Paper Low 16-2 Screw, Auto Comp Mounting PP 99A0263 16-3 99A0405 Pick Arm Assembly 16-4 99A0070 Pick Roll Assembly 16-5 99A1636 Base, 500 Tray 16-6 99A0058 Pad, Base 500 16-7 99A0419 Spring, Tray Bias 16-8...
  • Page 368 4069-5XX/7XX Assembly 16: 500-Sheet Tray (continued) 7-58 Service Manual...
  • Page 369 4069-5XX/7XX Asm- Part Units Description Index Number 16-26 99A0282 Cable, 500 Auto Connect Bottom 16-27 99A1750 Wear Plate, Pass Thru 16-28 99A0276 Roll Assembly, Drive 500 16-29 Screw, Wear Plate Mounting PP 99A0263 16-30 99A0450 Retainer, Roller 16-31 99A0451 Roller, Skewed Backup 16-32 99A0438 Bearing, Drive Roll...

  • Page 370: Assembly 17: Duplex

    4069-5XX/7XX Assembly 17: Duplex 7-60 Service Manual...
  • Page 371 4069-5XX/7XX Asm- Part Units Description Index Number 17-1 99A1674 Cover, System Board 17-2 99A1693 Main Frame Assembly 500 Duplex 17-3 99A0324 Idler Assembly, Belt Tension 17-4 99A0326 Spring, Aligner 17-5 99A0323 Guide Assembly, Paper 17-6 99A1675 Guide Assembly, Paper 17-7 99A0314 Spring, Chassis Ground 17-8...
  • Page 372 4069-5XX/7XX Assembly 17: Duplex (continued) 7-62 Service Manual...
  • Page 373 4069-5XX/7XX Asm- Part Units Description Index Number 17-21 99A1682 Guide, LH Lower Return 500 Duplex 17-22 99A1131 Guide, Return LH Upper 250 Duplex 17-23 99A0341 Sensor, Exit - Optical 17-24 Screw, LH Upper Return Guide Mounting PP 99A0413 17-25 99A1677 Base Assembly, w/Tray Bias 500 Duplex 17-26 99A0316...
  • Page 374 4069-5XX/7XX Assembly 17: Duplex (continued) 7-64 Service Manual...
  • Page 375 4069-5XX/7XX Asm- Part Units Description Index Number 17-42 99A1280 Top Cover Assembly, Movable 500 Duplex 17-43 99A1679 Top Cover Assembly, Fixed 500 Duplex Retainer, 6 mm Top Cover PP 99A0404 17-44 99A1691 Guide, Lower Entry 500 Duplex 17-45 99A1672 Guide Assembly, Paper Decurl 17-46 99A0332 Guide, Center Drive Upper...

  • Page 376: Assembly 18: Output Expander

    4069-5XX/7XX Assembly 18: Output Expander 7-66 Service Manual...
  • Page 377 4069-5XX/7XX Asm- Part Units Description Index Number 18-1 99A1857 Deflector, Upper Redrive Also order 99A0104 18-2 99A0104 Spring, Upper Diverter 18-3 99A0369 Shaft Assembly, Exit Also order PP 99A0572 18-4 99A0052 Shaft Assembly, Lower Exit Also order PP 99A0572 18-5 Screw, PP 99A0263 18-6 99A0915...
  • Page 378 4069-5XX/7XX Assembly 18: Output Expander (continued) 7-68 Service Manual...
  • Page 379 4069-5XX/7XX Asm- Part Units Description Index Number 18-22 99A1748 Door Assembly, Rear Access 18-23 99A0368 Shaft Assembly, Lower Also order PP 99A0572 18-24 99A0363 Pulley, Drive 18-25 99A0371 Cover, Right Side 18-26 99A0361 Belt, 160 Gear 18-27 99A0362 Arm Assembly, Belt Idler 18-28 99A0364 Spring, Belt Tensioner...

  • Page 380: Assembly 19: Envelope Feeder

    4069-5XX/7XX Assembly 19: Envelope Feeder 7-70 Service Manual...
  • Page 381 4069-5XX/7XX Asm- Part Units Description Index Number 19-1 99A0389 Paper Weight Assembly 19-2 99A1694 Guide, Edge 19-3 99A1696 Cover, Top 19-4 99A0485 Sensor, Envelope Pass Thru 19-5 99A0393 Clutch, Restraint/Gear 19-6 99A1697 Cover, Right Side 19-7 99A0390 Support, Slide Out 19-8 99A0488 Roller, Support...
  • Page 382 4069-5XX/7XX Assembly 19: Envelope Feeder (continued) 7-72 Service Manual...
  • Page 383 4069-5XX/7XX Asm- Part Units Description Index Number 19-13 Gear Kit, PP 99A0271 o Gear, Feed o Gear, Master Cam o Gear, Drive Roll Shaft o Gear, Master/Feed Kick o Gear, Drive Idler o Gear, Comp Drive/Clutch o Gear, Kick Roll Connect o Gear, Kick CNCT Idler o Gear, Feed Shaft Right o Gear, Drive Idler Rear...

  • Page 384: Assembly 20: High-Capacity Feeder

    4069-5XX/7XX Assembly 20: High-Capacity Feeder 7-74 Service Manual...
  • Page 385 4069-5XX/7XX Asm- Part Units Description Index Number 20-1 99A0660 Frame, Printer Support Frame 2 20-2 Screw, Printer Support 2 Frame Mounting PP 99A0675 20-3 99A0698 Clamp, Feed Frame 20-4 Screws, Feed Frame Clamp PP 99A0675 20-5 99A0691 Bearing, Nyliner Leadscrew Top 20-6 99A0656 Cover, Side...
  • Page 386 4069-5XX/7XX Assembly 20: High-Capacity Feeder (continued) 7-76 Service Manual...
  • Page 387 4069-5XX/7XX Asm- Part Units Description Index Number 20-14 Nut, 6-32 Hinge Mounting PP 99A0676 20-15 Washer, Hinge Mounting Flat PP 99A0677 20-16 Washer, Hinge Mounting Star PP 99A0677 20-17 99A0657 Hinge, Door 20-18 99A0655 Door Assembly, Front 20-19 99A0658 Magnet, Door 20-20 99A0650 Frame Assembly...
  • Page 388 4069-5XX/7XX Assembly 20: High-Capacity Feeder (continued) 7-78 Service Manual...
  • Page 389 4069-5XX/7XX Asm- Part Units Description Index Number 20-28 99A0188 Guide, Rear Paper with retainer arm Use with 99A0219 20-29 Screw, Top Frame Mounting PP 99A0675 20-30 99A0219 Frame Assembly, Top with labels 20-31 Screw, Top Frame Clamp Mounting PP 99A0675 20-32 Washer, Top Frame Clamp PP 99A0677 20-33...
  • Page 390 4069-5XX/7XX Assembly 20: High-Capacity Feeder (continued) 7-80 Service Manual...
  • Page 391 4069-5XX/7XX Asm- Part Units Description Index Number 20-48 Washer, Power Supply Board PP 99A0677 20-49 99A0667 Power Supply Board 20-50 99A0715 Cable, Low Voltage Power Supply 20-51 99A0685 Bushing 20-52 Nut, 2-56 Paper Low Switch Mounting PP 99A0676 20-53 99A0654 Switch, Paper Low 20-54 99A0651...
  • Page 392 4069-5XX/7XX Assembly 20: High-Capacity Feeder (continued) 7-82 Service Manual...
  • Page 393 4069-5XX/7XX Asm- Part Units Description Index Number 20-60 Screw w/washer, Motor Mounting PP 99A1793 20-61 Nut w/lockwasher, Drive Pulley Plate PP 99A1794 20-62 99A1795 Motor Assembly, DC 20-63 Foot, Stabilizer PP 99A0672 20-64 Mounting Feet PP 99A0687 20-65 99A1796 Belt, DC Motor Drive 20-66 99A1797 Idler Pulley, Belt Tension...
  • Page 394 4069-5XX/7XX Assembly 20: High-Capacity Feeder (continued) 7-84 Service Manual...
  • Page 395 4069-5XX/7XX Asm- Part Units Description Index Number 20-76 99A0281 Cable, 250 Auto Connect 20-77 99A0279 Bearing, Drive Shaft 20-78 99A0273 Gear, Bevel 20-79 Screw, Frame Mounting PP 99A0263 20-80 99A0276 Roll Assembly, Drive 250 Option 20-81 99A0451 Roll, Skew Backup 20-82 Retainer, Roller PP 99A0267 20-83...
  • Page 396 4069-5XX/7XX Assembly 20: High-Capacity Feeder (continued) 7-86 Service Manual...
  • Page 397 4069-5XX/7XX Asm- Part Units Description Index Number 20-95 Screw, Auto Comp Assembly Mounting PP 99A0263 20-96 99A1055 Arm Assembly, Pick 2000 20-97 99A0070 Roll Assembly, Pick 20-98 99A0692 Base, 2000 Option 20-99 Screw, Deflector Mounting PP 99A0263 20-100 99A0678 Deflector, Base 20-101 99A0288 Sensor, Pass Thru...

  • Page 398: Assembly 21: Kiosk - Vertical Paper Adapter

    4069-5XX/7XX Assembly 21: Kiosk - Vertical Paper Adapter 7-88 Service Manual...
  • Page 399 4069-5XX/7XX Asm- Part Units Description Index Number 21-1 99A0231 Bail, Support 21-2 99A1646 Arm Assembly, Pivot 21-3 99A1819 Mounting, Frame Assembly 21-4 Retainer PP 99A0240 21-5 Screws PP 99A0234 21-6 99A1705 Gear, Idler 21-7 99A1704 Gear, Idler 21-8 99A0197 Shaft, Drive Rear 21-9 99A0079 Tray Assembly, Backup Roller...

  • Page 400: Assembly 22: Kiosk - Horizontal Paper Adapter

    4069-5XX/7XX Assembly 22: Kiosk - Horizontal Paper Adapter 7-90 Service Manual...
  • Page 401 4069-5XX/7XX Asm- Part Units Description Index Number 22-1 99A0231 Bail, Support 22-2 99A1646 Arm Assembly, Pivot 22-3 99A1819 Mounting, Frame Assembly 22-4 Retainer PP 99A0240 22-5 Screws PP 99A0234 22-6 99A1705 Gear, Idler 22-7 99A1704 Gear, Idler 22-8 99A0197 Shaft, Drive Rear 22-9 99A0079 Tray Assembly, Backup Roller...

  • Page 402: Assembly 23: High-Capacity Output Stacker

    4069-5XX/7XX Assembly 23: High-Capacity Output Stacker 7-92 Service Manual...
  • Page 403 4069-5XX/7XX Asm- Part Units Description Index Number 23-1 99A1748 Door Asm, Rear Access 23-2 99A1785 Latch, Rear Door 23-3 99A1783 Frame, Right 23-4 99A1778 Pulley, Output Tray 23-5 99A1782 Shaft, Pulley 23-6 99A1790 Guide, Output Tray 23-7 99A1779 Spring, Output Tray 23-8 99A1746 Cover, Right...
  • Page 404 4069-5XX/7XX Assembly 23: High-Capacity Output Stacker (cont’d) 7-94 Service Manual...
  • Page 405 4069-5XX/7XX Asm- Part Units Description Index Number 23-14 99A0107 Deflector, Upper Also order 99A0104 23-15 99A0104 Spring, Upper Diverter 23-16 99A0369 Shaft Asm, Exit Upper Stacker Asm 23-17 99A0052 Shaft Asm, Stacker Lower Exit Upper Stacker Asm 23-18 Bearings, Shaft PP 99A0572 23-19 99A1749 Board Asm, High-Capacity Output Stacker...
  • Page 406 4069-5XX/7XX Assembly 23: High-Capacity Output Stacker (cont’d) 7-96 Service Manual...
  • Page 407 4069-5XX/7XX Asm- Part Units Description Index Number 23-29 99A0913 Shaft, 40T Middle Output Stacker 23-30 99A0368 Shaft Asm Lower 23-31 99A0363 Pulley, Drive 23-32 99A0361 Belt, 160G Upper Stacker Asm 23-33 99A0362 Arm Asm, Belt Idler 23-34 99A0364 Spring, Belt Tensioner 23-35 99A1791 Stacker Asm, Paper Path Lower...

  • Page 408: Assembly 24: 5-Bin Mailbox

    4069-5XX/7XX Assembly 24: 5-Bin Mailbox 7-98 Service Manual...
  • Page 409 4069-5XX/7XX Asm- Part Units Description Index Number 24-1 99A1512 Cover, Redrive Cap 24-2 99A1710 Cover, Wire 24-3 99A1711 Cover, Top Bin 24-4 99A1785 Latch, Rear Access Door 24-5 99A0104 Spring, Upper Diverter 24-6 99A1714 Door, Rear Access 24-7 99A1723 Shaft Asm, Drive 24-8 99A1724 Shaft Asm, Drive W/Gear...
  • Page 410 4069-5XX/7XX Assembly 24: 5-Bin Mailbox (continued) 7-100 Service Manual...
  • Page 411 4069-5XX/7XX Asm- Part Units Description Index Number 24-30 99A1741 Spring, Diverter 24-31 99A1727 Frame Asm, Right Side 24-32 99A1728 Cam, Diverter Actuator 24-33 99A1731 Spring, Diverter Actuator 24-34 99A1729 Latch, Diverter Actuator 24-35 99A1730 Arbor, Diverter Actuator 24-36 99A1789 C-clip 24-37 99A1720 Bracket, Attach...

  • Page 412: Assembly 25: Staplesmart Finisher

    4069-5XX/7XX Assembly 25: StapleSmart Finisher 7-102 Service Manual...
  • Page 413 4069-5XX/7XX Asm- Part Units Description Index Number 25-1 99A2505 Cover, Top Assembly 25-2 99A2510 Clip, Brush Ground 25-3 99A2506 Top Cover Bail/Plate, Right Side 25-4 99A2512 Door, Rear Access 25-5 99A1785 Latch, Rear Access Door 25-6 99A2501 Cover, Right Base Assembly 25-7 99A2503 Cover, Stapler Access...
  • Page 414 4069-5XX/7XX Assembly 25: StapleSmart Finisher (continued) 7-104 Service Manual...
  • Page 415 4069-5XX/7XX Asm- Part Units Description Index Number 25-18 99A2557 Clip, Static Ground 25-18A 99A2575 Stapler Cartridge Holder 321-C 25-19 99A2526 Stapler Assembly 25-20 99A2556 Bracket, Attach 25-21 99A1820 Belt, Main Drive 25-22 99A2544 Card Assembly, Right Stapler Bin Level 25-23 99A0362 Arm Assembly, Belt Idler 25-24...
  • Page 416 4069-5XX/7XX Assembly 25: StapleSmart Finisher (continued) 7-106 Service Manual...
  • Page 417 4069-5XX/7XX Asm- Part Units Description Index Number 25-30 99A0104 Spring, Upper Diverter 25-31 99A2516 Deflector, Upper 25-32 99A2539 Flange, Pulley 25-33 99A2540 Bearing, Redrive 25-34 99A2517 Shaft Assembly, Upper Exit 25-35 Bushings PP 99A0572 25-36 99A2515 Shaft Assembly, Upper Drive 25-37 99A0913 Shaft Assembly, 40T Middle Stacker...
  • Page 418 4069-5XX/7XX Assembly 25: StapleSmart Finisher (continued) 7-108 Service Manual...
  • Page 419 4069-5XX/7XX Asm- Part Units Description Index Number 25-55 99A2559 Paper Alignment Wheel 25-56 99A2560 Gearbox Drive Assembly, Paper Aligner 99A2480 Kit, Maintenance StapleSmart Wheels 99A2525 Sensor, Stapler Pass Thru 99A2530 Cable Assembly, Right Stapler Bin Level 99A2534 Ground Cable, Stapler Tray Bar 99A2524 Cable, Stapler 99A2532...

  • Page 420: Assembly 26: Options

    4069-5XX/7XX Assembly 26: Options Asm- Part Units Description Index Number 99A1752 4MB SDRAM DIMM 99A1753 8MB SDRAM DIMM 99A1754 16MB SDRAM DIMM 99A1755 32MB SDRAM DIMM 99A1756 64MB SDRAM DIMM 99A1773 128MB SDRAM DIMM 99A1757 2MB Flash DIMM 99A1758 4MB Flash DIMM 99A1759 8MB Flash DIMM 99A1774...
  • Page 421 4069-5XX/7XX Assembly 26: Options (continued) Asm- Part Units Description Index Number 99A1890 Tray Assembly, 250 Special Media 99A1647 Rib Assembly, 250 Special Media Tray 99A1654 Tray, Universal Adjustable 250 Sheet 99A2489 Drive, Optra Forms HD 5.0+ GB or larger 99A1605 Kit, Cap/Stack Bails 500 12G1695 MarkNet N2001e 10/100 ethernet...

  • Page 422: Assembly 27: Miscellaneous

    4069-5XX/7XX Assembly 27: Miscellaneous Asm- Part Units Description Index Number 99A1633 Parts Packet, Screws 99A0585 Parts Packet, Contact Kit 99A0267 Parts Packet, Retainers 99A0268 Parts Packet, Springs Paper Feed 99A0269 Parts Packet, Duplex Option Fan Mounting 99A0299 Parts Packet, Duplex Option Cam Follower Assembly 99A0271 Parts Packet, Envelope Option Gears...
  • Page 423 4069-5XX/7XX Assembly 27:Miscellaneous (continued) Asm- Part Units Description Index Number 99A0208 Parts Packet, Pulley - Kiosk 99A0234 Parts Packet, Screws - Kiosk 99A0394 Grease Packet, Nyogel 744 99A0462 Grease Packet, IBM 23 99A1854 Packaging, 4069 500/500 printer 99A1855 Packaging, 4069 500/500 plus 500 Optional Tray 99A0240 Parts Packet, Retainer...
  • Page 424 4069-5XX/7XX 7-114 Service Manual...
  • Page 425 4069-5XX/7XX Index Viewing the Error Log 3-13 Hardware Tests 3-14 Acronyms Button Test 3-14 Adjustment Procedures LCD Test 3-14 Duplex Motor Drive Belts Parallel Wrap Test 3-16 Fuser Solenoid (HBR) ROM Memory Test 3-15 Gap Adjustment SDRAM Memory Test 3-15 Paper Alignment Assembly Serial Wrap Test 3-17...
  • Page 426 4069-LXT Electronics 7-34 Envelope Feeder 7-70 Gap Adjustment Frame High Capacity Feeder 7-74 High-Capacity Output Stacker 7-92 Hardware Tests 3-14 Hot Roll Fuser 7-26 High-Capacity Output Stacker Board Integrated Paper Tray - 500 Sheet 5-14 7-20 HVPS Connectors Kiosk - Horizontal Paper Adapter 7-90 Kiosk - Vertical Paper Adapter 7-88...
  • Page 427 4069-5XX/7XX EP Frame Assembly 4-26 Transfer Roll Assembly 4-60 Left Side Frame 4-26 Upper Front Cover Hinge Assembly Right Side Frame 4-29 4-61 Fuser 4-30 Upper Front Cover Interlock Switch Fuser Cover 4-31 Assembly 4-62 Fuser Detack Fingers 4-31 Restore EP Factory Defaults 3-32 Fuser Detack Housing Assembly ROM Memory Test...
  • Page 428 4069-LXT Symptom Tables 2-42 99A0007 Base Printer 2-42 99A0026 7-53 7-57 Duplex Option 2-44 99A0028 Envelope Feeder Option 2-44 99A0039 High Capacity Feeder Option 2-43 99A0052 7-67 7-95 Output Expander Option 2-45 99A0053 7-45 Paper Tray Options 2-44 99A0058 7-53 7-57 7-65 99A0060...

  • Page 429: Index

    4069-5XX/7XX 99A0181 7-31 99A0314 7-61 99A0184 7-31 99A0315 7-63 99A0185 7-31 99A0316 7-63 99A0188 7-79 99A0317 7-63 99A0191 7-63 99A0321 7-61 99A0196 7-29 99A0323 7-61 99A0197 7-89 7-91 99A0324 7-61 99A0206 7-41 99A0325 7-63 99A0208 7-89 7-91 7-113 99A0326 7-61 99A0219 7-79 99A0328...
  • Page 430 4069-LXT 99A0419 7-53 7-57 99A0655 7-77 99A0427 7-73 99A0656 7-75 99A0434 7-63 99A0657 7-77 99A0438 7-53 7-59 99A0658 7-77 99A0445 7-51 7-85 99A0659 7-81 99A0446 7-59 7-85 99A0660 7-75 99A0447 7-57 99A0661 7-77 99A0448 7-51 99A0662 7-75 99A0450 7-51 7-59 99A0663 7-79 99A0451...
  • Page 431 4069-5XX/7XX 99A0906 7-91 99A1549 7-27 99A0907 7-91 99A1554 7-29 7-47 99A0912 7-69 99A1555 7-33 99A0913 7-69 7-97 7-107 99A1569 7-23 99A0914 7-67 7-95 99A1575 7-47 99A0915 7-67 99A1576 7-21 7-57 99A0923 7-110 99A1578 7-31 99A0954 7-23 99A1579 7-61 99A1015 7-31 99A1580 99A1017 7-33...
  • Page 432 4069-LXT 99A1673 7-61 99A1723 7-99 99A1674 7-61 99A1724 7-99 99A1675 7-61 99A1725 7-99 99A1676 7-65 99A1726 7-99 99A1677 7-63 99A1727 7-101 99A1679 7-65 99A1728 7-101 99A1680 7-61 99A1729 7-101 99A1682 7-63 99A1730 7-101 99A1683 7-111 99A1731 7-101 99A1684 7-111 99A1732 7-101 99A1685 7-111...
  • Page 433 4069-5XX/7XX 99A1786 7-99 99A1968 99A1787 7-101 99A2200 7-110 99A1788 7-101 99A2401 7-27 99A1789 7-101 99A2402 7-27 99A1790 7-93 99A2404 7-27 99A1791 7-97 99A2405 7-27 99A1792 7-97 99A2414 7-45 99A1793 7-83 99A2415 99A1794 7-83 99A2416 99A1795 7-83 99A2417 99A1796 7-83 99A2418 99A1797 7-83 99A2419...
  • Page 434 4069-LXT 99A2468 7-27 7-47 99A2529 7-107 99A2469 7-27 99A2530 7-109 99A2470 7-27 99A2531 7-107 99A2471 7-45 99A2532 7-109 99A2472 7-27 99A2533 7-105 99A2474 99A2534 7-109 99A2477 7-47 99A2537 7-107 99A2478 7-29 7-47 99A2538 7-107 99A2479 7-29 7-47 99A2539 7-107 99A2480 7-109 99A2540 7-107...

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