Lexmark X342N Service Manual

Lexmark X342N - Multi Function Printer Manual

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Lexmark X342N manual table of contents:

  • Page 1
    Edition March 9, 2007 Lexmark™ X340, X340n, and X342n 7003-XXX • Table of contents • Start diagnostics • Safety and notices • Trademarks • Index Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in ...
  • Page 2
    ...New Circle Road, Lexington, Kentucky 40550, U.S.A or e-mail at ServiceInfoAndTraining@Lexmark.com. Lexmark may use or distribute any of the ...with other products, programs, or services, except those expressly designated by the manufacturer, are the user's responsibility. Lexmark, Lexmark with diamond ...
  • Page 3
    ... and error codes ...2-7 Service error codes ...2-7 Non 9xx service errors ...2-8 Error ...2-8 Description ...2-8 Action ...2-8 Paper jam messages ...2-9 User attendance messages ...2-10 Sub error codes ...2-13 Displayed error codes ...2-13...
  • Page 4
    ... service check ...2-28 Paper feed service checks ...2-29 Paper jam error indication during ... lines or bands ...2-33 Toner on back of page ...2-33 Solving print quality problems ...2-34 Scan... rulers to determine correct scanner registration with build 67 firmware 3-8 iv Service Manual manuals4you.com...
  • Page 5
    ... (autocompensator clutch) ...4-23 Input sensor #1 removal ...4-24 Input sensor #2 (manual feed) removal ...4-25 LVPS/HVPS card assembly removal ...4-26 LVPS/HVPS to controller card cable removal ...4-27 Manual feed clutch assembly removal ...4-28 Network card removal ...4-29 Operator panel ...
  • Page 6
    ... Flatbed motor ...5-11 J4 CCD module ...5-12 Preventive maintenance ... 6-1 Printer engine ...6-1 Scanner ...6-1 Parts catalog ...7-1 How to use this parts catalog ...7-1 ... 4: Frame ...7-10 Assembly 5: Miscellaneous ...7-12 Index ...I-1 Part number index...I-5 vi Service Manual manuals4you.com
  • Page 7
    ...and printer are designed so there is never any human access to laser radiation above a Class I level during normal operation, user maintenance, or prescribed service condition. Laser Der Drucker erfüllt gemäß amtlicher Bestätigung der USA die...
  • Page 8
    ... condições de assistência prescritas. Laserinformatie De printer voldoet aan de eisen die gesteld ... als ongevaarlijk aangemerkt. De printer is voorzien van een laser van klasse IIIb ... ved normal drift, brugervedligeholdelse eller obligatoriske servicebetingelser. viii Service Manual manuals4you....
  • Page 9
    ...och spärren är urkopplad. Betrakta ej strålen. Laser-notis Denna skrivare är i USA certifierad att ... eller annan föreskriven serviceåtgärd. Laser-melding Skriveren er godkjent i USA etter .... Skriveren inneholder internt en klasse IIIb (3b)-laser, som består av en gallium-arsenlaserenhet som ...
  • Page 10
    7003-XXX x Service Manual manuals4you.com
  • Page 11
    ... • • components. The manufacturer is not responsible for safety in the event of use of unauthorized replacement parts. The maintenance information for this product has been prepared for use by a professional service person and is not intended to be used...
  • Page 12
    ...¡quina. El personal cualificado debe ser consciente de este peligro y tomar las precauciones necesarias. PRECAUCIÓN: este símbolo indica que el voltaje de la parte del equipo con la que está trabajando es peligroso. Antes de empezar, desenchufe el equipo o tenga cuidado si, para trabajar con él,...
  • Page 13
    7003-XXX Informació de Seguretat • La seguretat d'aquest producte es basa en l'avaluació i aprovació del disseny original i els components específics. El fabricant no es fa responsable de les qüestions de seguretat si s'utilitzen peces de recanvi no autoritzades. La informació pel ...
  • Page 14
    7003-XXX Preface This manual contains maintenance procedures for service personnel. It is divided into ... and checks used to locate or repeat symptoms of printer problems. Repair information provides ... surface. CAUTION This type of caution indicates a tipping hazard. xiv Service Manual manuals4you....
  • Page 15
    ... 1. General information The Lexmark™ X340, X340n, and X342n are MFPs that combine print, scan, copy, e-...050 Lexmark X340n 64MB 7003-110 Lexmark X342n 64MB Note: Optional memory, flash memory,... 27 ppm 25 ppm 7003-110 Lexmark X342n 27 ppm 25 ppm Speed measured on media from tray 1 at 600 x 600 dpi....
  • Page 16
    7003-XXX Supported operating systems The Lexmark X340, X340n, and X342n MFPs are compatible with following operating systems: Microsoft Windows 2000 Professional Microsoft Windows ... Fax Modem 10/100 Base - TX * *Ethernet X340, X340n and X342n X340, X340n and X342n X340n, and...
  • Page 17
    ...) 2500 pages (X 342n starter toner cartridge) 2500 pages (X340, X340n, and X342n replacement cartridge) 6000 pages (X342 replacement cartridge) PC kit yield 30,000 ... 7003-050 Lexmark X340n 7003-110 Lexmark X342n *Photoconductor yield based on approximately 5% coverage of pages. ou.c y ...
  • Page 18
    ...550-sheet) 60-163 g/m2 (16-43 lb) Manual feeder 60-163 g/m2 (16-43 lb) ...93 x 9.84 in. The paper size must be set to A4 in the Size/Type menu item and on the driver to avoid jams. Media weights Heavy Normal Light 4 4 4 Media textures Rough Normal Smooth 4 4 4 1-4 Service Manual manuals4you.com
  • Page 19
    ... order for the scanner to operate. The MFP will display Scanner locked if the CCD is locked during POST. Note: Network scan is available only on the X340n, and X342n. The X340n and X342n are compatible with the Lexmark ScanBackTM utility. The ScanBack utility is bundled ...
  • Page 20
    ... V29 Speed dial Group fax Broadcast Manual fax Fax from PC Maximum of 99 (...Refer to the Card Stock & Label Guide available on the Lexmark Web site at www.lexmark.com for more information about which paper provides optimum results for the current printing environment. 1-6 Service Manual manuals4you....
  • Page 21
    7003-XXX Tools The removal and adjustment procedures require the following tools and equipment: • Magnetic tip Phillips screwdrivers, large and small • Volt-ohmmeter General information 1-7
  • Page 22
    ... diode Light emitting diode Low Voltage Power Supply Multi Function Printer Message handling Modified modified read Modem ready NAND (usage: NAND gate) ... Synchronous RAM Universal Serial Bus Volts alternating current Volts direct current 1-8 Service Manual manuals4you.com
  • Page 23
    ... If you have an error indication, see one of the following: - "Service error codes" on page 2-7 - "User attendance messages" on page 2-10 - "Paper jam messages" on page 2-9 Power-On Reset (POR) sequence The following is an example of the ...
  • Page 24
    ...27. See "Main motor service check" on page 2-25. Turn off the MFP, wait ten seconds, ... table Symptom Front access cover will not close Fuser parts melted Toner not fused to the paper Blank page Black ... on page 2-33. See "White or black lines or bands" on page 2-33. 2-2 Service Manual manuals4you.com
  • Page 25
    7003-XXX Symptom Toner on back of page Paper jams Main motor noisy or ... Action See "Toner on back of page" on page 2-33. See "Paper feed service checks" ... feed into the ADF MFP produces a black page when copying a document. Paper jams in ADF. False Open ADF Cover Remove Paper 9.7.01 service transfer...
  • Page 26
    ... Phone book-This feature allows the user to search and manage information in the MFP phone book. Telephone Icon-manually send or receive a fax. 5 speed...-Access the first five pre-programmed shortcuts. Shift-Gain access to shortcuts 6 -10. 2-4 Service Manual manuals4you.com
  • Page 27
    ... panel messages. • Resume printing after loading media and clearing paper jams. • Exit Power Saver. If you have changed MFP settings from the operator panel menus, press Start before sending a job to print. The MFP must display Ready for jobs to print. If any additional ...
  • Page 28
    ... Set Date Set Time Mode Timeout Key Beep Toner Alarm Audible Alarm Power Saver Toner Darkness Fax Advanced Auto Answer Behind PABX Dial Method Fax Fwd Fax ... IP Address Netmask Gateway Paper Setup Size / Type Tray Link Paper Texture Paper Weight 2-6 Service Manual manuals4you.com
  • Page 29
    ... Service RIP software Service (No Modem) General engine software failure Action Server firmware problem. Turn off the MFP for one minute. If that does not...26. An unrecoverable engine software error. Reset the MFP (POR). If the problem continues, replace the controller card. A ...
  • Page 30
    ... is not operating properly, the developer drive assembly is not operating properly, or the toner cartridge is defective. See "Toner sensor service check" on page 2-38. Check ...If this does not remedy the problem see "ADF service check" on page 2-19. 2-8 Service Manual manuals4you.com
  • Page 31
    ... messages Message 200 Paper Jam Remove Cartridge Explanation The input sensor under .... Paper is jammed between the MFP input and exit sensor. Remove the print cartridge ... "ADF service check" on page 2-19. 201 Paper Jam Remove Cartridge 202... Open Rear Door 251 Paper Jam Check Manual Feeder 290 Scanner...
  • Page 32
    ....xx Chg Cart Invalid Refill or Start to resume printing. Load Manual ...may be defective. Replace the cartridge. An unsupported toner cartridge is installed. A supported cartridge must be installed. Remove the toner cartridge, and install a new cartridge. 2-10 Service Manual manuals4you....
  • Page 33
    7003-XXX Printer specific user attendance messages (Continued) Message 34 Short Paper Explanation The MFP determines the paper length ... to cancel the job being processed. 84 Replace Photoconductor 88 Toner Low This message displays when the photoconductor is at the end of life. The ...
  • Page 34
    7003-XXX Fax and scanner specific user attendance messages Message Change Plain Explanation This message is displayed during... software on the PC is installed but isn't receiving data. Press Stop, Start, or to clear the message and cancel the job. 2-12 Service Manual manuals4you.com
  • Page 35
    ...data. Some or all of these bytes may be used to help diagnose a MFP problem. These status bytes are designed to help isolate paper jams and paper feed problems in the base MFP. DU DU xx xx xx xx xx xx xx xx To identify the bytes: Byte 1 ...
  • Page 36
    ... message 200.00 200.01 Explanation Paper jam around input sensor 84 xx 02 x1 x2 Paper is over the input sensor too long...., x2=source) Possible causes are: • Multi sheet feeding. • Paper size is not the same .... • A defective input sensor. 200.02 200.04 2-14 Service Manual manuals4you....
  • Page 37
    ... sensor early. Paper was detected at the manual feed sensor when it was not expected Possible causes: • User insertion ... too long over the manual feed sensor. Go to "A4, oversized paperfeed service check" on...2-30. Possible causes: • Multi-sheet feed. • Paper length. Printer driver set to letter ...
  • Page 38
    ... no gap jam recovery. Engine detected no gap at the manual feeder sensor... fed through the MFP. • This error can be displayed after a 201 paper jam. • This can... any media under cartridge before continuing. Paper jam around the exit sensor.... 202.02 89 xx 0D 202.06 2-16 Service Manual manuals4you...
  • Page 39
    .... The manual feeder sensor is no longer covered. Go to "A4, oversized paperfeed service... jam near Tray 2 241.16 241.18 242.00 242.01... been flushed to the output bin. Paper jam near manual feeder. 242.16... flushed to the output bin. Paper never reached the input sensor from the manual feeder. Possible...
  • Page 40
    ... Disconnects on the controller card Always print a page from each paper source following a repair action. The following table is an aid to find a problem with a cable connection....) SOL (paperfeed solenoid) J14 SC (smart chip) POST J4 CCD 2-18 Service Manual manuals4you.com
  • Page 41
    ... more information. ADF service check FRU ADF Action Ensure that the proper paper size is being used in the ADF. Are the paper guides on the ADF tray properly adjusted? Inspect the ADF ... alcohol. If the leading edge of the paper is damaged, instruct the user to lessen the number of documents ...
  • Page 42
    ...card. Check for excessive toner buildup on the surface of the thermistor. Clean as necessary. With the MFP unplugged, disconnect ...cables LVPS/HVPS Fuser Cooling fan service check FRU Cooling fan Action... present, see "Controller card" on page 5-4 for more information. 2-20 Service Manual manuals4you...
  • Page 43
    7003-XXX Controller card service check FRU Controller card assembly Action Verify +...See "Controller card" on page 5-4 for more information. • Turn the MFP on. Verify +24 V dc from the cable connector of J7... then check the LVPS/HVPS. See "LVPS/HVPS service check" on page 2-25 • If the grounds are ...
  • Page 44
    7003-XXX Cover interlock switch service check Note: Make sure a print cartridge assembly is installed and the cover closes all the way, engaging the... service check" on page 2-21 for more information. Verify grounds. LVPS/HVPS 2-22 Service Manual manuals4you.com
  • Page 45
    ... the paper, it is usually caused by low fuser temperature. Note: Improper fusing can result from incorrect media settings in the driver, or on the MFP. Check those settings before servicing the fuser. Note: Make sure the correct voltage fuser is ...
  • Page 46
    7003-XXX Fuser service check (continued) FRU Action Unplug the MFP and disconnect the ... line voltage is incorrect on pin 1, see "Controller card service check" on page 2-21 for more information. Step ... fuser assembly as necessary. Fuser AC cables LVPS/HVPS Fuser 2-24 Service Manual manuals4you.com
  • Page 47
    .... HVPS portion of board Problems with the HVPS are exhibited in the print quality. See "Print quality service checks" on ... voltages are not correct, see the "LVPS/HVPS service check" on page 2-25, or replace the controller card. Note: The main motor is not a service part. Main motor cable LVPS/HVPS ...
  • Page 48
    ...In the MFP Administration menu, ensure DHCP is activated if the network uses DHCP. In diagnostics, ensure the PRINTER MODEL is set to the correct printer model.... card. Device does not receive an IP address when DHCP is used. Update with EC1 network card firmware. 2-26 Service Manual manuals4you.com
  • Page 49
    ...cable is plugged in securely. POR the MFP, and check each light for proper operation. Operator panel service check FRU Operator panel Controller card Action Buttons Check... V dc at J5, pin 14. See "Controller card service check" on page 2-21 or page 4 for more information. • If ...
  • Page 50
    ... Paperpath sensor service check FRU All sensors MPF sensor Exit sensor Paper ...replace the malfunctioning sensor. Printhead service check FRU Action Unplug the MFP. Disconnect the printhead .... • If voltages are correct, replace the printhead (cables are included). 2-28 Service Manual manuals4you....
  • Page 51
    ...causes this error. Input sensor Input sensor #1 (under print cartridge assembly) and Input sensor #2 (manual) Paper picks during POST and/or continuously... the MFP FRU Input sensor #1 (under print cartridge assembly) and Input sensor #2 (manual) Action Make sure the input ...
  • Page 52
    ... Setup menu is set to A4. Verify A4 is chosen as the paper size in the printer driver. Both of these items need to be set to A4 when printing A4 paper. Note: These ... set to letter, and the paper length exceeds the letter paper length by 1/2 inch. 2-30 Service Manual manuals4you.com
  • Page 53
    ...'dirty' print. Using print quality test pages Blank page FRU Toner cartridge (not a FRU) Action Remove the toner cartridge, and gently ... MFP. If there is not continuity, call the next level of service. Try a different toner cartridge and PC kit. If those fail, replace the LVPS/HVPS. Printhead LVPS/...
  • Page 54
    ...not a FRU) Action Make sure the toner cartridge and PC Kit are correctly installed and the high voltage contacts are clean. If the toner cartridge and PC Kit are installed correctly, try a new ... paper. See "Fuser service check" on page 2-23 for more information. 2-32 Service Manual manuals4you.com
  • Page 55
    ... toner cartridge and PC Kit are installed correctly and that the toner cartridge is not low on toner. If the problem continues, install a...as it feeds through the MFP, especially in the developer and transfer process. Inspect the toner cartridge and paper feed components, especially the drive coupler ...
  • Page 56
    ...If the setting is not in your driver, you can download the correct Lexmark setup utility ... Web site at www.lexmark.com. The print is getting light but the Toner Low message is not ...shake it from side to side to redistribute the toner. • Replace the toner cartridge. 2-34 Service Manual manuals4you...
  • Page 57
    .... • Try a different type of paper. Paper designed for copiers gives the best quality. • Replace the toner cartridge. • Toner cartridge ... types and sizes table in the User's Reference). • Make sure the paper guides are flush against the edges of the media. Toner Low message is displayed and ...
  • Page 58
    ...cartridge assembly is installed properly Ensure correct MFP driver is being used. Reset MFP to user default settings. Restore factory defaults. Make sure the USB cable... assembly is installed properly. • Make sure the MFP top cover is closed. 2-36 Service Manual manuals4you.com
  • Page 59
    ... Registration" on page 3-7. The WIA driver cannot multipage scan by default. Set the driver for multipage, or use a TWAIN driver. Download EC1 network daughtercard update. Irregular movement Problem Flatbed motor failure Loose belt Scanner Freezes (...
  • Page 60
    7003-XXX Toner sensor service check FRU Toner sensor Action Try a different toner cartridge. If changing the toner cartridge doesn't fix the problem, check pin 1 in J17 for +5V. Pin 3 ... of wear or damage, and replace if necessary. Transfer roll 2-38 Service Manual manuals4you.com
  • Page 61
    7003-XXX 3. Diagnostic aids Accessing service menus Use the following key sequence to enter diagnostics mode. Note: The printer does not need a POR to enter diagnostics mode. Note: The X340, X340n, and X342n do not have a configuration menu. Diagnostics Mode 1. Press and...
  • Page 62
    ... String USB - Go to "USB" on page 3-3. PRINTER MODEL- Go to "Printer Model" on page 3-4 X340 ...Go to "Network menu" on page 3-5. Print Debug Force Speed NVRAM Reset REGISTRATION Printer ...Scanner Registration" on page 3-7. Test Copy ADF Registration Flatbed Registration 3-2 Service Manual manuals4you....
  • Page 63
    ... Info Station ID Faxtrace Mask Print User Settings Right Margin HOMOLOGATION SETTINGS -... menu item is used to set the serial number for the MFP. To set the serial number: 1. Use Up ... using Up or Down. When the desired setting is displayed, press . The MFP will automatically reboot. Diagnostic aids ...
  • Page 64
    7003-XXX Printer Model Printer model is used to indicate the model of the MFP. This menu item ... Up or Down to scroll to the model type of MFP. Press . Printer Model Saved is displayed. Reboot MFP ... count item, or press twice to return to the Count Reset menu item. 3-4 Service Manual manuals4you.com...
  • Page 65
    ...item, or press twice to return to the Count Reset menu item. Network menu Print Debug ... is unsuccessful, Connection failed is displayed, and the MFP returns to Ready mode. If the attempt ... half. When the desired setting is displayed, press The MFP displays Connecting...If the setting is successfully ...
  • Page 66
    ... top, left ,and bottom margins of the MFP. The right margin is set automatically when the left margin is set. Printer registration needs to be performed whenever ...mrgn. Press . Use Up and Down to adjust the margin. Press to save the margin setting. 4. 5. 6. 7. 8. 3-6 Service Manual manuals4you.com
  • Page 67
    ... Scanner submenu item. Press to select Scanner. Test Copy is the default menu item. Press . If you are using the paper supplied with the service part, remove it from the tube and flatten it out. Place the sheet of light blue paper in the flatbed, or ADF. ...
  • Page 68
    ... with A4 paper The ADF registration for letter paper is correct when the left margin equals 8 and right margin equals -8. The following illustration shows the correct registration. 3-8 Service Manual manuals4you.com
  • Page 69
    ... AutoPrint T30 Log This setting is used to enable the MFP to print a T30 log which can be used to help second level support troubleshoot a FAX issue. To enable this setting, perform the following steps: 1. Select AutoPrint T30 Log. 2. Use Up or Down to toggle...
  • Page 70
    .... Faxtrace Mask Do not alter the Faxtrace Mask setting. Print User Settings This setting is used to print the fax user settings. To print the ..., perform the following tasks: 1. Select Print User Settings. 2. Press . The user settings information is printed. 3-10 Service Manual manuals4you.com
  • Page 71
    ...your second level support center. Utilities The Utilities menu item resets the Menu defaults,...Press to select Menu Defaults. again. Resetting...is displayed. The MFP reboots. Warning: All customer.... 2. Press to select FAXNVRAM. 3. Press . • Resetting...displays. • MFP returns to Ready mode. Clr...
  • Page 72
    7003-XXX 3-12 Service Manual manuals4you.com
  • Page 73
    ...-XXX 4. Repair information Warning: Read the following before handling electronic parts. Handling ...). To prevent damage to ESD-sensitive parts, follow the instructions below in addition to all the usual ...") until you are ready to install the part into the MFP. • Make the least-possible movements ...
  • Page 74
    ...procedures 1. Remove the toner cartridge and paper tray before removing other MFP parts. The toner cartridge should be protected from light while... the link extension may dislodge the cartridge coupler. 5. Carefully lift the cover free from the printer base frame. 4-2 Service Manual manuals4you.com
  • Page 75
    ...at the cover joint while rotating the right side of the cover slightly away from the MFP to disengage the link. 7. Remove the front access cover. Left side cover removal...to expose two screws (A) and the two latches (B) securing the left side cover. 2. Remove the two screws. Repair information 4-3
  • Page 76
    ... hand while applying opening force with the left hand. 5. While pulling the left side cover away from the MFP, lift the left cover upwards to disengage it from the scanner top cover. 6. Remove the left side cover. 4-4 Service Manual manuals4you.com
  • Page 77
    ... right side cover removal" on page 4-8 for more information. 2. Remove the left side cover. See "Left side cover removal" on page 4-3 for more information. 3. Remove the two screws (A) securing the cover. 4. Open the rear door (rear exit tray). ma u.c o y 4 nuals om Repair information 4-5
  • Page 78
    7003-XXX 5. Push and release the tabs (B) on both sides of the rear cover. I 4-6 Service Manual manuals4you.com
  • Page 79
    7003-XXX 6. While lifting the scanner lid up, lift the rear cover, unhook it from the scanner top and the frame at the bottom and remove. Repair information 4-7
  • Page 80
    7003-XXX Upper right side cover removal 1. Remove the lower right side cover. See "Lower right side cover removal" on page 4-10. 2. Remove one screw (A) from the front and the two screws (B) on the rear side. 3. Open the rear door (output tray). 4-8 Service Manual manuals4you.com
  • Page 81
    7003-XXX 4. Swing the cover upwards and away from the MFP. Repair information 4-9
  • Page 82
    ... front of the lower right side cover. 3. Swing the lower right side cover open. 4. Lift the MFP up slightly, and disengage the lower hinge. 5. Disengage the upper hinge. 6. Remove the lower right cover. 4-10 Service Manual manuals4you.com
  • Page 83
    ..."Scanner base assembly removal" on page 4-51. 2. Remove four screws (A) that secure the top cover to the printer frame. 3. Remove two screws (B) at the front of the top cover just behind the access door. 4. Lift and remove the top cover. Repair information 4-11
  • Page 84
    7003-XXX Card cage removal 1. Remove lower right cover. Go to "Lower right side cover removal" on page 4-10. 2. Remove screw (A) securing the card cage to the frame. 3. Press in metal tab and remove card cage. 4-12 Service Manual manuals4you.com
  • Page 85
    ...the card. Warning: Handle the card by the edges. Note: Use part number 40X4828 for the X342n, and 40X2632 for the X340 and X340n. 1. Remove the upper right cover. See "Upper... 5. Remove the network card (X340n, and X342n only). Go to "Network card removal" on page 4-29. 6. Remove the ...
  • Page 86
    ...Note: The scanner registration and calibration, as well as printer registration, must be set after replacing ...type must be set in the diagnostics menu. Go to "Printer Model" on page 3-4. Finally, the seral number,"...supply ID,"Power supply ID" on page 3-4 must be set. 4-14 Service Manual manuals4you....
  • Page 87
    ... controller card and extract the cable. 4. Use a small Phillips screwdriver to remove the screw (A) that secures the sensor to the printer frame. 5. Slide the sensor from the positioning post. Repair information 4-15 manuals4you.com
  • Page 88
    .... 3. Remove four screws (A) in the gear train metal cover. 4. Remove the gear train metal cover. 5. Remove the conical spring (B) and the developer drive coupling assembly (C). 4-16 Service Manual manuals4you.com
  • Page 89
    7003-XXX Exit sensor removal (on the fuser) 1. Remove the paper exit guide assembly. See "Paper exit guide assembly removal" on page 4-31 for more information. 2. Unplug the exit ... shaft through the support. 5. Swing the shaft away from the MFP to expose the sensor flag. Repair information ...
  • Page 90
    .... See "Upper right side cover removal" on page 4-8. 2. Unplug the fan from the controller card at J19. 3. Remove two screws (A) holding the fan to the metal side frame. 4-18 Service Manual manuals4you.com
  • Page 91
    7003-XXX 4. Remove the fan from the MFP. Feed rollers (autocompensator tires) removal 1. 2. 3. 4. Remove the paper tray. Remove the toner cartridge. Tilt the MFP onto its back. Remove old tires. 5. Ensure the new tires are captured between the rims of the plastic hub. Repair information 4-19
  • Page 92
    ... the paper exit guide assembly. See "Paper exit guide assembly removal" on page 4-31 for more information. 2. Remove the two screws (A) securing the fuser..... Note: Be sure to slide the insulation back in place after reconnecting the cables. 4-20 Service Manual manuals4you.com
  • Page 93
    ...the left side cover. See "Left side cover removal" on page 4-3. Place MFP on its right side. Protect the cover from being marred. Remove the four screws (A) securing... the shaft, and unsnap the link (B) from the shaft. 7. Disconnect front link from coupler, and remove links. Repair information 4-21
  • Page 94
    ...the rear cover. See "Rear cover removal" on page 4-5 for more information. 3. Remove the exit guide assembly. See "Paper exit guide assembly removal" on page 4-...to expose and disconnect the AC cable connections. 6. Extract the fuser power cable. 4-22 Service Manual manuals4you.com
  • Page 95
    ...Remove the left side cover. See "Left side cover removal" on page 4-3. 2. Place the MFP on its right side. Protect the cover from being marred. 3. Remove four screws (A) in the...Remove the clutch assembly. If the pieces come apart, they can be easily reassembled if necessary. Repair information 4-23
  • Page 96
    ... on the controller card (front, near top of card). Carefully place the MFP on its back. Using a small shank screwdriver, remove the screw (A) ... spring loaded against the pages as it advances in its path. 7. Verify the cable is captured and out of the paper path. 4-24 Service Manual manuals4you.com
  • Page 97
    7003-XXX Input sensor #2 (manual feed) removal 1. 2. 3. 4. Open the right side cover. ... card (front, top of card). Remove the paper tray. Carefully place the MFP on its back with the bottom of ... advancing sheet. 7. Verify the cable is captured and away from the paper path. Repair information 4-25
  • Page 98
    ... back with the rear and bottom of the MFP in view. 4. Remove the screws (B) securing the two foot brackets. B A A B 5. Remove four screws (C) in the bottom of the metal cover. C 4-26 Service Manual manuals4you.com
  • Page 99
    ... more information. 2. Remove the controller card cover. See "Controller card removal" on page 4-13 for more information. 3. Unplug the cable at J7 on the controller card, and extract the cable. Note: The card may not have to be completely removed to disconnect the cable. Repair information 4-27
  • Page 100
    7003-XXX Manual feed clutch assembly removal 1. Remove the left side cover. See "Left side cover removal" on page 4-3 2. Place the ... screw (C) and lever (pawl). 6. Remove the clutch assembly. If the pieces come apart, they can be easily reassembled if necessary. 4-28 Service Manual manuals4you.com
  • Page 101
    7003-XXX Network card removal 1. 2. 3. 4. Remove lower right side cover. Go ... card. Remove the screw that secures the network card to the rear plate on the MFP frame. Note: When reattaching ...into J44 on the controller card. 5. Carefully remove the network card from the MFP. Repair information 4-29
  • Page 102
    7003-XXX Operator panel assembly removal 1. Remove the operator panel overlay. 2. Remove the 4 screws (A) from that secure the operator panel to the scanner base assembly. 3. Lift the operator panel assembly up, and gently pull it away from the scanner top. 4-30 Service Manual manuals4you.com
  • Page 103
    ... cable. 5. Remove the operator panel assembly. Paper exit guide assembly removal 1. Remove the rear ... screws (A) securing the exit guide. 3. Remove the paper exit guide assembly. Reinstallation note: ... be necessary to rotate the gears to mesh with the fuser and drive gear. Repair information 4-31
  • Page 104
    .... Note: Notice the alignment of the printhead at each screw before removing the screws. Note: Printer registration must be set after replacing the printhead. See Go to "Registration" on page 3-6. 4-32 Service Manual manuals4you.com
  • Page 105
    ...little as possible. 1. Open the front access cover. 2. Place a sheet of paper around the transfer roll to protect it. 3. At the right side of the transfer roll...should remain in place. Reinstallation note: Verify the springs are inserted into the bearings when re-installing. Repair information 4-33
  • Page 106
    .... 6. Extract the cable (A) through the side frame leaving it free at the opening (B) above the LVPS/HVPS. A B 7. Unplug the cable at the motor, and install the new cable. 4-34 Service Manual manuals4you.com
  • Page 107
    7003-XXX Scanner ADF paper tray removal 1. Locate tabs (A) beneath the paper tray. 2. Pull the tabs back, and remove the paper tray from the ADF assembly. Repair information 4-35
  • Page 108
    7003-XXX Scanner ADF top assembly removal 1. 2. 3. 4. Remove the ADF paper tray. Go to "Scanner ADF paper tray removal" on page 4-35...screws (A) that secures the ADF assembly to the flatbed cover. 5. Remove two screws (B) that secure the top of the ADF assembly. 4-36 Service Manual manuals4you.com
  • Page 109
    7003-XXX 6. Pinch the tabs (C) that fasten the paper present sensor to the ADF top assembly. 7. Remove the top half of the ADF assembly. Repair information 4-37
  • Page 110
    ... ADF top cover all the way back, and pull it away from the ADF unit. Scanner ADF separator pad removal 1. Open ADF top cover. 2. Locate the ADF separator pad (A). 4-38 Service Manual manuals4you.com
  • Page 111
    7003-XXX 3. While pinching the green separator pad guide locks (B) inward, lift and remove the ADF separator pad out of the ADF unit. Scanner ADF pick...removal 1. Open the ADF top cover. 2. Open the green pick roll hinge (A) by pinching the hinge and gently pulling it down. Repair information 4-39
  • Page 112
    7003-XXX 3. Hold the ADF pickroll hinge down, and push the ADF pick roll assembly toward the rear of the ADF. 4. Pivot the front of the ADF pickroll assembly to the right, and lift the ADF pick roll assembly out of the ADF unit. 4-40 Service Manual manuals4you.com
  • Page 113
    .... 2. Remove the ADF pick roll. assembly. See "Scanner ADF pick roll assembly removal" on page 4-39. 3. Remove the screw (A) that secures the pick roll hinge to the ADF top cover. Note: The cover is removed for illustrative purposes only. 4. Remove the ADF pickroll hinge. Repair information 4-41
  • Page 114
    ... the ADF assembly to the flatbed cover. 2. Open the ADF top cover. 3. Remove the ADF paper tray assembly. Go to "Scanner ADF paper tray removal" on page 4-35. 4. Remove two screws (B) that secure the top of the ADF assembly. 4-42 Service Manual manuals4you.com
  • Page 115
    7003-XXX 5. Open the ADF assembly. 6. Disconnect the ADF ground (C), and the ADF cable (D). Repair information 4-43
  • Page 116
    ... Remove the ADF assembly. Note: The scanner registration and calibration must be set after replacing the ADF assembly. See "" on page 3-8, and "Scanner Registration" on page 3-7. 4-44 Service Manual manuals4you.com
  • Page 117
    7003-XXX Scanner ADF cable removal 1. Remove rear cover. See "Rear cover removal" on page 4-5. 2. Disconnect the ADF cable from J3 on the controller card. 3. Disconnect the ground wire (A). Repair information 4-45
  • Page 118
    7003-XXX 4. Remove the two screws (B) that secure the top of the ADF assembly. 5. Open the ADF assembly. 4-46 Service Manual manuals4you.com
  • Page 119
    7003-XXX 6. Disconnect the ground (C) and ADF cable (D). 7. Remove the screw (E) and ADF cable clamp. 8. Carefully remove the ADF cable from the ADF assembly. Repair information 4-47
  • Page 120
    ...removal" on page 4-30. Remove three screws (A) on the front of the scanner top. 6. Remove two screws (B) located on the rear of the scanner top. 7. Remove the scanner top. 4-48 Service Manual manuals4you.com
  • Page 121
    ...-XXX Scanner CCD assembly removal 1. Remove the scanner top. See"Scanner top removal" on page 4-48. 2. Carefully remove the 18 and 20 pin ribbon cables (A) from the CCD. 3. Gently remove the geared belt from the CCD. Note: Be careful to avoid touching the lamp in the CCD. Repair information 4-49
  • Page 122
    ...-XXX 4. Remove the screw (B) that secures the guide rod retainer. 5. Remove the guide rod retainer. 6. Lift the guide rod, and slide the CCD off the guide rod. Note: The scanner registration and ... shield from the old CCD and install it on the new CCD assembly. 4-50 Service Manual manuals4you.com...
  • Page 123
    ... (A) from J5 on the controller card. 4. Disconnect the 18 and 22 pin ribbon cables (B) from connectors J1 and J4 on the controller card. 5. Disconnect the ADF cable from connector J3 on the controller card. 6. Remove the modem card. See "Modem card removal" on page 4-54. Repair information 4-51
  • Page 124
    7003-XXX 7. Remove two screws (C) on the right side of the MFP that attach the scanner unit to the printer base. Do not discard the screws.I 8. Locate the ... on the left side of the MFP that attach the scanner unit to the printer base. Do not discard the pins. I 4-52 Service Manual manuals4you.com
  • Page 125
    7003-XXX 9. Pull the plastic retaining tab back, place a flat blade screwdriver in the notch on the metal pin. 10. Remove the pin from the base. 11. Repeat steps 8 and 9 for the second pin. 12. Lift the scanner assembly from the printer base. Repair information 4-53
  • Page 126
    .... 3. Remove the other screw from the bottom of the modem card. 4. While prying the rear cover back, slide the modem card down, and remove the modem card from the MFP. 4-54 Service Manual manuals4you.com
  • Page 127
    ... new modem speaker assembly. 6. Unwrap the modem speaker cable from the toroid (C) that is fastened to the scanner base assembly. The new modem speaker cable will need to be wrapped four times around this toroid when it is installed. 7. Remove the modem speaker assembly. Repair information 4-55
  • Page 128
    7003-XXX 4-56 Service Manual manuals4you.com
  • Page 129
    7003-XXX 5. Locations and connections Locations Front view Rear view Modem Rear Paper Exit Power Switch Locations and connections 5-1 manuals4you.com
  • Page 130
    7003-XXX ADF ADF Separator Pad ADF Paper Guides ADF Paper Tray ADF Separator Roller 5-2 Service Manual manuals4you.com
  • Page 131
    7003-XXX Connections Power supply board Power supply board connections Conn CN102 CN201 CN202 CN203 TAP201 Connects to Fuser Controller card Charge roll Developer Transfer roll # wires 2 10 2 3 1 Wire colors Blue, white Black Red, blue Red, white, blue Red Locations and connections 5-3
  • Page 132
    7003-XXX Controller card 5-4 Service Manual manuals4you.com
  • Page 133
    ...to Tray 2 Paperfeed solenoids Power Supplies Main motor Input sensor Smart chip Toner sensor Manual feed sensor Operator panel Flatbed CCD ADF motor/ sensors Modem board Exit ... Cover open sensor Printhead Mirror motor USB to PC Network Card # wires 6 4 10 9 3 2 3 3 22 18 22 21 30 ...
  • Page 134
    7003-XXX Modem card Conn# J69 J70 Connects to Controller card Phone # wires 30 N/A Wire colors White N/A 5-6 Service Manual manuals4you.com
  • Page 135
    7003-XXX Wiring diagram Note: See the fold out wiring diagram in the back of this book for a large view. Locations and connections 5-7
  • Page 136
    ... the following tables. The remaining connectors are described in the wiring diagram at the back of the manual. J3 ADF Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ... AM_RESET VREF_SW2 GND PAPER_OUT_P GND GND +24V GND GND Note: Pin 21 does not have a connection. 5-8 Service Manual manuals4you.com
  • Page 137
    7003-XXX J 69 Modem Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Signal +5V GND +3.3V +3.3V SYSDATA0 SYSDATA1 SYSDATA2 SYSDATA3 GND SYSDATA4 SYSDATA5 SYSDATA6 SYSDATA7 GND SYSADR0 SYSADR1 SYSADR2 GND SYSADR4 SYSADR5 SYSADR6 GND FAXINT SYS_WR SYS_RD ...
  • Page 138
    7003-XXX J5 Operator panel Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Signal UI_DATA_1 UI_DATA_0 UI_DATA_2 GND VCC3 UI_DATA_3 UI_DATA_5 UI_DATA_4 UI_DATA_6 GND VDD_UI UI_DATA_7 LCDRW VDD_UI LCDE GND GND LCDRS GND KBRD NC_SPKR KBWR 5-10 Service Manual manuals4you.com
  • Page 139
    7003-XXX J1 Flatbed motor Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Signal VDD5_MOTOR GND HMSEN GND V_24_MOTOR_FB GND FM_MS2 FM_MS1 FM_STEP FM_DIR FM_SLEEP FM_RESET GND VREF_SW1 VREF_SW2 GND GND V24_LAMP Locations and connections 5-11
  • Page 140
    7003-XXX J4 CCD module Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Signal GND SH1 GND CP PH2 GND GND PH1 CCD_SW1 RS GND VOB_ODD GND VOG_EVEN1 GND VOB_EVEN2 GND GND +12V +5V 5-12 Service Manual manuals4you.com
  • Page 141
    7003-XXX 6. Preventive maintenance Printer engine The Lexmark X340, X340n and X342n printer engines do not require preventive maintenance. Scanner The ADF pick pad (40X2404/40X3499) should be replaced every 20,000 pages, and the ...
  • Page 142
    7003-XXX 6-2 Service Manual manuals4you.com
  • Page 143
    ... in the diagram. For example 3-1 indicates assembly 3 and the item number 1. Part number : identifies the unique number that identifies this FRU. Units/mach: ... parts catalog. Machine type and model 7003-100 7003-050 7003-110 Description Lexmark X340 Lexmark X340n Lexmark X342n Parts catalog 7-1
  • Page 144
    7003-XXX Assembly 1: Covers 7-2 Service Manual manuals4you.com
  • Page 145
    7003-XXX Assembly 1: Covers AsmIndex 1-1 2 3 4 5 6 7 8 9 10 NS Part number 40X1354 40X2423 40X2422 40X2421 40X2425 40X2426 40X2433 40X2432 40X2420 40X2424 40X2429 Units/ ... cover Optional drawer 2 assembly (no tray) Optional tray 2 Main tray Left side cover Legal extender cover Parts catalog 7-3
  • Page 146
    7003-XXX Assembly 2: Scanner 7-4 Service Manual manuals4you.com
  • Page 147
    ...21 21 21 21 21 21 21 21 Part number 40X2400 40X2402 40X2620 40X2629 40X2404 40X3499 ...input tray assembly ADF extension assembly Mylar ADF guide ADF cable Flatbed cover Black flatbed stud ...-X340n Operator panel overlay (Danish) X 342n Operator panel overlay (Danish) Parts catalog 7-5 manuals4you.com
  • Page 148
    7003-XXX Assembly 2 (continued): Scanner 7-6 Service Manual manuals4you.com
  • Page 149
    7003-XXX Assembly 3: Electronics 7-8 Service Manual manuals4you.com
  • Page 150
    ... 1 1 1 1 Units/ FRU 1 1 1 1 1 1 Description Laser/mirror print assembly, X340, X340n, X342n Fuser assembly, 110 V Fuser assembly, 220 V Fuser assembly,... open sensor assembly Cooling fan Toner level sensor Controller card (X340-X340n) Controller card (X342n) LVPS to controller ...
  • Page 151
    7003-XXX Assembly 4: Frame 7-10 Service Manual manuals4you.com
  • Page 152
    ... 40X2429 40X1353 Units/ mach 1 1 1 N/A Units/ FRU 1 1 1 N/A Description Paper exit guide assembly Transfer, roll, bearings, gear, spring Legal extender cover Screws, miscellaneous (... clutch CBM Door-fuser idle gear link CBM Manual feed clutch CBM Plastic snap rings Developer ...
  • Page 153
    ...NS NS NS NS NS NS NS NS NS NS NS NS NS NS Part number 12A2405 7376595 40X0289 40X0278 40X0288 40X0271 40X0275 40X0274 40X0276 40X0287 40X0279 40X0277 ...Japan Power cord, 1.8M (straight)-Korea Power cord, 1.8M (straight)-Taiwan Power cord, 1.8M (straight)-Australia 7-12 Service Manual manuals4you.com
  • Page 154
    ...21 21 21 21 21 21 21 21 21 21 21 22 23 24 25 NS Part number 40X2698 40X2714 40X2699 40X2715 40X2700 40X2716 40X2701 40X2717 40X2702 40X2718 40X2703 40X2719 40X2704 ...) Flatbed cushion ADF card ADF sensor assembly ADF pick roll assembly ADF nylon twist lock ou.c y 4 s l a u man om Parts catalog 7-7
  • Page 155
    7003-XXX Index Numerics 2xx paper jams 2-9-?? 3x-9x attendance messages 2-10-2-11 9xx service errors ... 3-10 print T30 log 3-10 print user settings 3-10 station ID 3-10 homologation ... 2-13 error messages disconnected cables 2-18 non 9XX 2-8 paper jams 2-9 Index I-1 manuals4you.com
  • Page 156
    ...28 Media trays and supply capacity 1-3 memory 1-1 Menu button 2-5 menus printing 3-1 X340/X342n diagnostics menu 3-2 messages paper jam messages 2-9 service error codes 2-7 user attendance messages 2-10 MFP specifications 1-1 connectivity and ...
  • Page 157
    ...exit 4-17 input sensor #1 4-24 input sensor #2 (manual feed) 4-25 service checks 2-19 ADF 2-19 CCD ...and lever 4-23 input sensor #1 4-24 input sensor #2 (manual feed) 4-25 lower right side cover 4-10...26 LVPS/HVPS to controller card cable 4-27 manual feed clutch assembly 4-28 paper exit guide asm. 4-31 ...
  • Page 158
    ... roll removal 4-33 transport cable removal 4-34 troubleshooting clearing operator panel error messages 2-5 stopping printer 2-5 U user attendance messages 2-10 Using the MFP menus 2-6 I-4 Service Manual manuals4you.com
  • Page 159
    ...straight)-Australia 7-12 Fuser assembly, 110 V 7-9 Fuser assembly, 220 V 7-9 Fuser assembly, 100 V 7-9 Laser/mirror print assembly, X340, X340n, X342n 7-9 Paper feed, rubber tires 7-11 Input #1 sensor assembly 7-9 Input #2 sensor assembly (...
  • Page 160
    ... - 7-7 Operator panel overlay (Simplified Chinese network) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 7-7 Operator panel overlay (Traditional Chinese network) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 7-7 I-6 Service Manual manuals4you.com
  • Page 161
    7003-XXX 40X2721 40X2822 40X3499 40X4828 7376595 Operator panel overlay (Korean network 7-7 Transfer, roll, bearings, gear, spring 7-11 High friction pick roll pad 7-5 Card, X342n controller 7-9 Field location package assembly 7-12 Part number index I-7
  • Page 162
    7003-XXX I-8 Service Manual manuals4you.com
  • Page 163
Lexmark X342N - Multi Function Printer Manual