Dell 3335DN Spezifikationen

  02 Nov 2009

x Service Manual

2-64 Service ManualFax transmission service checkNote: Before performing this service check, verify that the correct country code for the MFP is sele

Diagnostics information 2-6515 Adjust the “Transmit Level” setting in the SE menu. Press **411 to enter the SE menu, enter Modem settings, and select

2-66 Service ManualFax reception service checkStep Questions / actions Yes No1 Is the phone line properly connected to the modem card and the wall jac

Diagnostics information 2-6717 Go to the Administrator menu. Enter the Fax settings - Analog Fax Settings submenu.Verify the remote device number is n

2-68 Service ManualEscalating a fax issue to second-level supportBefore contacting the second-level support, go to the SE menu on the MFP.and generate

Diagnostic aids 3-13. Diagnostic aidsThis chapter explains the tests and procedures to identify printer failures and verify repairs have corrected th

3-2 Service ManualConfiguration menu (CONFIG MENU)Available menusNote: Menus may vary depending on the features and options of the printer.Maintenanc

Diagnostic aids 3-3Maintenance Count Value (Maint Cnt Value)This setting enables you to view the current maintenance count value of each maintenance k

3-4 Service ManualReset Photoconductor Maintenance Counter (Reset PC Cnt)This setting resets the photoconductor kit page counter and clears any warnin

Diagnostic aids 3-5To change the value of this setting:1. Touch Panel Menus from the Configuration Menu. [setting's current value] appears on

Notices and safety information xiNotices and safety informationThe following laser notice labels may be affixed to this printer.Laser noticeThe printe

3-6 Service ManualFactory DefaultsWarning: This operation cannot be undone. This setting enables you to restore all of the printer’s settings to the

Diagnostic aids 3-7Num Pad Job AssistThis setting determines if a user can configure and initiate a job using the panels hard buttons. To change this

3-8 Service ManualTo adjust the flatbed edge erase setting, perform the following steps:1. Touch FB Edge Erase from the Configuration Menu. [setting

Diagnostic aids 3-9Disable ScannerThis menu item is used to disable the MFP scanner if it is malfunctioning. The MFP must be powered off and on for th

3-10 Service ManualJobs on DiskJobs On Disk allows you to delete buffered jobs saved on the disk. To delete jobs saved on the disk:1. Touch Jobs On Di

Diagnostic aids 3-11The following graphic appears when the formatting process is selected:The panel provides many progress indicators during the two-s

3-12 Service ManualWhen the first stage of either process completes, the printer displays either of the following graphics depending on the process se

Diagnostic aids 3-13Wipe DiskThis setting provides you with a tool for erasing the contents of a disk. Warning: Wipe Disk removes a disk's data

3-14 Service ManualWhen the first stage of the process completes, the printer displays the following graphic and then begins the second stage of the p

Diagnostic aids 3-15If Standby Mode is on, the printer begins functioning in Standby Mode when it remains idle for an amount of time. The Standby Mode

xii Service ManualAvisos sobre el láserSe certifica que, en los EE.UU., esta impresora cumple los requisitos para los productos láser de Clase I (1) e

3-16 Service ManualClear Custom StatusNo values exist for this operation. Pressing initiates this operation.Touch to select Clear Custom Status fro

Diagnostic aids 3-17Diagnostics menuEntering Diagnostics menu1. Turn off the printer.2. Press and hold 3 and 6.3. Turn on the printer.4. Release the b

3-18 Service ManualRegistration (printer)Print registration makes sure the printing is properly aligned on the page. The settings available are:Descri

Diagnostic aids 3-19To set print registration:1. Print the Quick Test page.a. Touch REGISTRATION from the Diagnostics Menu. b. Touch to select Qui

3-20 Service ManualPrint TestsThis setting tests the printer’s ability to generate printed output from each of its installed input sources and to test

Diagnostic aids 3-21Hardware TestsSelect the following Hardware Tests from this menu:• Panel Test• Button Test• DRAM Test• USB HS Test ModePanel TestT

3-22 Service ManualDRAM TestThe purpose of this test is to check the validity of DRAM memory, both standard and optional. The test writes patterns of

Diagnostic aids 3-23USB HS Test Mode1. Select USB HS Test Mode from HARDWARE TESTS.2. Press until the appears next to the Port to be tested, a

3-24 Service ManualDuplex TestsQuick Test (duplex)This test prints a duplex version of the Quick Test that can be used to verify that the correct plac

Diagnostic aids 3-25Top Margin (duplex)This setting controls the offset between the first scan line on the front of the duplex page and the first scan

Notices and safety information xiiiLaserilmoitusTämä tulostin on sertifioitu Yhdysvalloissa DHHS 21 CFR Subchapter J -standardin mukaiseksi luokan I (

3-26 Service Manual3. Touch Back or press Stop to exit the test.Duplex Feed 1This test feeds a blank sheet of paper to the duplex paper stop posit

Diagnostic aids 3-273. Select the sensor to test. Various sources have different combinations of sensors. See the table below:[sensor selected]=Open

3-28 Service ManualBase Sensor Test This test is used to determine if the sensors located inside the printer are working correctly.To run the Base Sen

Diagnostic aids 3-293. Once the test is complete, the power indicator turns on solid, and either the message Disk Test/Clean Test Passed or Disk Tes

3-30 Service ManualThe model name can only be viewed and cannot be changed.Configuration IDThe two configuration IDs are used to communicate informati

Diagnostic aids 3-31EP SETUPThe triangles pointing up or down indicate whether there are additional menus. Touch the up or down arrows to display thes

3-32 Service ManualTouch Back to return to Diagnostics Menu.TransferThe transfer can be adjusted to Low, Medium, or High. The default setting is Mediu

Diagnostic aids 3-33Print LogAdditional diagnostic information is available when you print the event log from Diagnostics Menu rather than Configurati

3-34 Service ManualScanner TestsASIC TestA pattern appears and ASIC Test Passed displays. If xxxxxx displays, the test was unsuccessful. Press Stop

Diagnostic aids 3-353.To test the paper present sensor, push back on the actuator (A). If the sensor is functioning, the 0 next to the P on the displa

xiv Service ManualAvís sobre el LàserSegons ha estat certificat als Estats Units, aquesta impressora compleix els requisits de DHHS 21 CFR, apartat J,

3-36 Service Manual5. To test scanner sensor 1 press on the tab (C). The 0 next to the 1 will change to 1 if the sensor is working properly.6. To test

Diagnostic aids 3-37Exit DiagnosticsSelecting EXIT DIAGNOSTICS exits the Diagnostics menu, and Resetting the Printer displays. The printer performs a

3-38 Service ManualPrinthead assembly electronic adjustmentNote: Before aligning the printhead electronically, first align the printhead mechanically

Diagnostic aids 3-397.Print the Quick Test page again and check that the darkest line in the center graph is equal to zero. If it is, then check to se

3-40 Service Manual7. If the grid lines of the right flap align below the corresponding lines on the left flap, then adjust the printhead clockwise re

Diagnostic aids 3-41SE MenuNote: This is not the Fax SE menu. To enter the Fax SE menu, press **411 from the Ready screen.Note: This menu should be

3-42 Service ManualPaper jamsAvoiding jamsMost paper jams can be avoided by correctly loading paper and specialty media in the printer.The following h

Diagnostic aids 3-43Understanding jam numbers and locationsThe following illustration shows the areas of the MFP where jams occur. When paper jams occ

3-44 Service ManualJam messages and their locations200 and 201 paper jamsCAUTION: Hot surface. The inside of the printer may be hot. To reduce the ris

Diagnostic aids 3-453.If the paper is not visible, open the front door and remove the photoconductor kit and toner cartridge.4. Remove the jam.5. If t

Notices and safety information xv

3-46 Service Manual7. Close the rear door.8. Reinsert the photoconductor kit and toner cartridge.9. Close the front door.10. Touch Continue.202 paper

Diagnostic aids 3-473.Remove the jam.4. Close the rear door.5. Close the front door.6. Touch Continue.

3-48 Service Manual233 paper jam1.Remove the tray from the printer.2. Locate the duplex release lever and pull it down to release the paper.3. Insert

Diagnostic aids 3-49235 paper jam1.Gently pull the jammed media from the fuser.2. Touch Continue.240 - 249 paper jams1.Touch Supply/Status to identify

3-50 Service Manual6. Remove any jammed paper.7. Reinsert the option tray, and touch Continue.250 paper jam1.Touch Supplies/Status to find the jam loc

Diagnostic aids 3-51251 paper jamIf the media is visible from the front of the MFP, gently pull the media out of the multipurpose feeder.If the media

3-52 Service Manual4. Close the front door.5. Touch Continue.290-294 paper jamsClearing jams under the ADF cover1. Remove all original documents from

Diagnostic aids 3-534.Remove the ADF separator roll.5. Remove the jammed media.6. Reinstall the ADF separator roll.

3-54 Service Manual7. Lock the ADF separator roll.8. Close the ADF top cover.Clearing ADF jams under the flatbed cover.1. Lift the flatbed cover, and

Diagnostic aids 3-55Clearing jams in the duplex ADF1. Remove the ADF input tray.2. Pull out the jammed media by pulling on the bottom sheet.3. Reinsta

xvi Service Manual

3-56 Service Manual

Repair information 4-14. Repair informationWarning: Read the following before handling electronic parts.Handling ESD-sensitive parts Many electronic

4-2Removal procedures• Remove the toner cartridge and media tray before removing other printer parts. The toner cartridge should be protected from lig

Repair information 4-3ACM pick tire roller removal1. Place the printer on its side.Note: Be careful to not mar the finish of the printer.2. Open the

4-44.Remove the ACM pick tire roller (A).• If the left hub is gray, then disconnect the old right and left tire/hub assemblies from the ACM, and repla

Repair information 4-5Card reader removal1. Remove the scanner front cover. See “Scanner front cover removal” on page 3-31.2. Remove the operator pane

4-6Upper and lower card reader cover removal1. Remove the scanner front cover. See “Scanner front cover removal” on page 3-31.2. Remove the card reade

Repair information 4-7Card reader cable removal1. Remove the scanner front cover. See “Scanner front cover removal” on page 3-31.2. Remove the operato

4-8Controller board removal Warning: • Always touch a ground before touching the board.• Handle the board carefully by the edges.• Never replace the

Repair information 4-94.Using a flatblade screwdriver, depress the kickstand release tab (B).5. While depressing the tab, lift the scanner assembly un

Lithium warningSafety information• The safety of this product is based on testing and approvals of the original design and specific components. The ma

4-1011.Remove the seven screws (C) securing the controller board to the controller board cage. 12. Lift the controller board, and remove.Note: When i

Repair information 4-11Controller board shield 1. Remove the two screws (A) securing the controller shield bracket to the controller board cage. A

4-122.Remove the three screws (B) securing the top of the controller shield. B

Repair information 4-133.Loosen the three screws (C) on each side of the controller board cage. 4. Remove the controller board shield.CC

4-14Controller board cage1. Remove the controller board. See Go to “Controller board removal” on page 4-8.2. Remove the five screws (A) which secure t

Repair information 4-15Engine board removal1. Remove the right side cover. See Go to “Right side cover removal” on page 4-77.2. Disconnect all the cab

4-16Cover open sensor 1. Remove the right side cover. Go to “Right side cover removal” on page 4-77.2. Disconnect the cable from connector J11 on the

Repair information 4-17Door mount removal1. Open the front cover.2. Remove the lower front cover. See “Lower front cover removal” on page 4-35.3. Remo

4-187.Disconnect the fuser link (B).8. Remove the three screws (C) from the left side of the printer.9. Remove the door mounts.CBC

Repair information 4-19Duplex removal 1. Remove the right side cover. See “Right side cover removal” on page 4-77.2. Remove the LVPS/HVPS. See “LVPS/H

Sicherheitshinweise • Die Sicherheit dieses Produkts basiert auf Tests und Zulassungen des ursprünglichen Modells und bestimmter Bauteile. Bei Verwend

4-205.Lift the duplex slightly, push to the left, and tilt to clear the right side of the printer.6. Remove the duplex.

Repair information 4-21Duplex/main motor gear drive interface removal 1. Remove the LVPS/HVPS. See “LVPS/HVPS removal” on page 4-37.2. Remove the dupl

4-226.Remove the screw (D) from the gear (E).7. Remove the plastic bushing (F).

Repair information 4-238.Use a screwdriver to pop the retainer clip (G) loose from the gear.9. Remove the gear (H).

4-24Fan removal1. Remove the right side cover. See “Right side cover removal” on page 4-77.2. Disconnect the cable (A) from the engine board, and remo

Repair information 4-25Front access door removal1. Remove the front door access cover. See “Front door access cover removal” on page 4-34.2. Remove th

4-266.Disconnect the MPF from the lower front cover.7. Disconnect the fuser link (A) from the front access door.A

Repair information 4-278.Disconnect the front access door from its hinges, and remove.Installation note:a. Install a new front access door at its hing

4-28Fuser removal 1. Remove the rear exit guide. See “Rear exit guide assembly with sensor and reversing solenoid removal” on page 4-75.2. Remove the

Repair information 4-294.Push in on the cable connector cover (B), and remove.5. Disconnect the AC cable (C).6. Disconnect the thermistor cable (D).CB

Informació de Seguretat• La seguretat d'aquest producte es basa en l'avaluació i aprovació del disseny original i els components específics.

4-307.Disconnect the exit sensor cable (E) from the engine board. 8. Remove the fuser.Note: • Be careful to not damage the gears during the fuser ins

Repair information 4-31Scanner front cover removal1. Use a flatblade screwdriver to pry the scanner front cover away from the side cover. Be careful t

4-322.Carefully pull the scanner front cover away from the tub assembly.

Repair information 4-33Left side cover removalNote: • Leave the front door closed when removing the left side cover.• Make sure that the fuser cables

4-347.Depress the two tabs (C) on the underside of the MFP.8. Lift the left cover up and pull the bottom of the cover away from the MFP. Note: You wi

Repair information 4-35Lower front cover removal1. Open the lower front cover.2. Disconnect the MPF pins (A) from the right and left sides of the lowe

4-36Installation note: Use a flathead screw driver to press in on the door mount (B) while pulling on the front access door to connect the cover to th

Repair information 4-37LVPS/HVPS removal 1. Remove the rear cover. See “Rear door and lower rear cover removal” on page 4-74.2. Remove the left side c

4-386.Remove the four screws (C) from the LVPS/HVPS shield. 7. Lift the LVPS/HVPS, and disconnect the three cables (D). ACED

Repair information 4-39Note: Squeeze the clip to remove the cables from their connectors (E).8. Disconnect the transfer roll cable (F).9. Lift and re



PrefaceThis manual contains maintenance procedures for service personnel. It is divided into the following chapters:1. General information contains a

4-40Main motor gear drive removal1. Remove the left side cover. See “Left side cover removal” on page 4-33.2. Disconnect the fuser link (A) from the f

Repair information 4-415.Lift the gear drive, and disconnect the main motor gear drive cable (C).6. Remove the main motor gear drive.

4-42Manual feed clutch removal1. Remove the left side cover. See “Left side cover removal” on page 4-33.2. Open the front access door, and disconnect

Repair information 4-436.Use a screwdriver to remove the e-clip (C) from the manual feed clutch.7. Remove the manual feed clutch (D).CD

4-44Manual feed solenoid removal1. Remove the left side cover. See “Left side cover removal” on page 4-33.2. Remove the duplex. See “Duplex removal” o

Repair information 4-455.Remove the three screws (B) from the left door mount.B

4-466.Lift and remove the left door mount (C) away from the side frame, and un route the cable (D) with a spring hook.7. Reinstall the left door mount

Repair information 4-47Media ACM ASM feeder removal 1. Remove the left side cover. See “Left side cover removal” on page 4-33.2. Remove the LVPS/HVPS.

4-488.Use a screwdriver to pop the inner shaft lock (B) loose.9. Remove the inner shaft lock (C).

Repair information 4-4910.Pull out the auto compensator shaft, and remove the spring (D).11. Remove the auto compensator shaft.12. Disconnect the spri

General information 1-11. General informationn A4, 25ppm on legal).Maintenance approach The diagnostic information in this manual leads to the correc

4-50Media feed clutch with cable removal1. Remove the main motor gear drive. See “Main motor gear drive removal” on page 4-40.2. Remove the duplex. Se

Repair information 4-515.Remove the e-clip (B).6. Remove the media feed clutch with cable (C).

4-52Media manual input sensor1. Remove the right side cover. See “Right side cover removal” on page 4-77.2. Remove scanner assembly.3. Place the machi

Repair information 4-53Re-installation note: • Prop open the duplex door, and insert the hook end of the spring hook through the frame opening (C) fro

4-54Warning: Check to make sure the duplex paper jam door is in its proper position. If it is not, then the paper tray will become lodged and the pri

Repair information 4-55Multipurpose feeder removal1. Open the front access door.2. Remove the four screws (A) from the upper front guide.3. Remove the

4-565.Close the front access door, and pull up on the MPF by the steel shaft until the MPF lifts from its hinges.6. Disconnect the MPF from the lower

Repair information 4-577.Open the front access door, and remove the lower paper guide. B

4-58Multipurpose feeder (MPF) feed clutch removal1. Remove the left side cover. See “Left side cover removal” on page 4-33.2. Remove the duplex. See “

Repair information 4-595.Remove the three screws (B) from the left side of the printer.B

1-2 Service ManualPrint engine specifications MemoryPrint quality settingsItemStandard memory 128MB 128MBMaximum memory 640MB 640MBOptional memory128M

4-606.Disconnect the left hinge (C) from the feed clutch, and remove the e-clip (D).7. Lift and remove the multipurpose feeder (MPF) feed clutch.

Repair information 4-61Nameplate cover removal 1. Open the front access door.2. Remove the three screws (A).3. Remove the nameplate.A

4-62Operator panel keypad removal1. Lift the scanner assembly to the up position.2. Release the two tabs (A) securing the keypad to the keypad to the

Repair information 4-63Operator panel display removal1. Remove the operator panel keypad.2. Press the tab on the left side of the operator panel displ

4-64Display bezel1. Remove the operator panel display. See “Operator panel display removal” on page 4-63.2. Depress the two tabs (A) securing the disp

Repair information 4-65UICC cable removal 1. Lift the scanner assembly to the up position.2. Disconnect the UICC cable from the controller board.3. Fe

4-66USB cable mount bracket removal1. Remove the operator panel keypad.2. Open the USB cable clamp and remove the USB cable.3. Remove the screw (A) se

Repair information 4-67Display rotation support removal1. Remove the operator panel display. See “Operator panel display removal” on page 4-63.2. Remo

4-68Left rear frame assembly removal1. Remove the flatbed assembly. See “Flatbed removal” on page 4-86.2. Remove the three screws (A) from the left re

Repair information 4-69Right rear frame assembly removal1. Remove the flatbed assembly. See “Flatbed removal” on page 4-86.2. Remove the three screws

General information 1-3EnvironmentSpecified operating environmentOperating temperature range - 16 to 32 degrees C (60 to 90 degrees FHumidity - 8 to 8

4-70Tub assembly removal1. Remove the flatbed assembly. See “Flatbed removal” on page 4-86.2. Disconnect the remaining cables from the controller boar

Repair information 4-71Paper input and duplex sensor assembly removal1. Remove the right side cover. See “Right side cover removal” on page 4-77.2. Re

4-72Printhead removal1. Remove the top cover. See “Top cover assembly removal” on page 4-80.2. Remove the right side cover. See “Right side cover remo

Repair information 4-73Mid rear cover removal1. Remove the two metal screws (A).2. Pull the upper rear cover back. 3. Carefully disengage that snaps a

4-74Rear door and lower rear cover removal1. Remove the mid rear cover. See “Mid rear cover removal” on page 4-73.2. Open the rear door.3. Pull the re

Repair information 4-75Rear exit guide assembly with sensor and reversing solenoid removal1. Remove the top cover. See “Top cover assembly removal” on

4-766.Remove the narrow media sensor cable (D) through the opening.7. Remove the rear exit guide assembly.Note: Be careful to not damage the gears du

Repair information 4-77Right side cover removalNote: Leave the front cover closed when removing the right side cover assembly.1. Remove the scanner f

4-787.Depress the tab (D) on the bottom of the printer. 8. Open the front door.9. Rotate the right side cover assembly slightly to the left, and pull

Repair information 4-79Toner level sensor removal1. Open the front access door.2. Remove the right side cover. See “Right side cover removal” on page

1-4 Service ManualMedia trays and supply capacityItemAvailable input traysIntegrated 250-sheet tray ✔✔50-sheet MP feeder ✔✔1-sheet manual feed slot xx

4-80Top cover assembly removal1. Remove the scanner assembly. See “Scanner assembly removal” on page 4-88.2. Lift the top cover, and remove. Note: •

Repair information 4-81Transfer roll removalNote: A flashlight may be required to remove the transfer roll.1. Open the front access door. 2. At the r

4-82Upper front guide assembly removal1. Open the front access door.2. Remove the four screws (A) from the upper front guide.3. Remove the upper front

Repair information 4-83Wear strip (tray 1 and 250-sheet tray 2) removal1. Hold the tray with the bottom up.2. Use a spring hook to disconnect the stri

4-84Wear strip (550-sheet tray 2) removal1. Use a spring hook to disconnect the strip from the top of the tray.2. Life the strip, and remove.Note: Wh

Repair information 4-85Imaging component removalsADF unit removal1. Remove the ADF rear cover by releasing the three tabs (A) which fasten the ADF rea

4-86Flatbed removal1. Remove the left side cover. See “Left side cover removal” on page 4-33.2. Remove the left scanner cover. See “Left scanner cover

Repair information 4-8710.Remove the e-clip (A) from the flatbed hinge rod.11. While holding the front of the flatbed with one hand, pull the flatbed

4-8813.Remove the kickstand (B). 14. Remove the two flatbed supports (C). These will be used on the new flatbed.15. Remove the controller shield (D).

Repair information 4-8910.Disconnect the LSU laser diode cable from the controller board. 11. Thread the LSU diode cable, the cover interlock cable, t

General information 1-5Types of print mediaNote: Ensure trays are properly loaded. Never mix media types within a tray. Source Sizes Types Weight In

4-9012.Disconnect LSU HSYNC extension cable at the connector in the middle of the cable.

Repair information 4-9113.Remove the three screws (A) from the left rear frame assembly. AAA

4-9214.Remove the three screws (B) from the right rear frame assembly.BBB

Repair information 4-9315.Remove the screw (C) securing the left flatbed stop to the top of the print engine frame.16. Remove the screw (D) securing t

4-9418.Remove the side screw (E) securing the left flatbed stop to the print engine frame.19. Remove the side screw (F) securing the right flatbed sto

Repair information 4-95ADF separator pad1. Remove the ADF separator roll. See “ADF separator roll assembly” on page 4-96.2. Pinch the two tabs on each

4-96ADF separator roll assembly1. Lift the locking lever (A).2. Slightly lift the separator roll assembly, and pull it out of the mount (B) on the opp

Repair information 4-97Kickstand removal1. Lift the flatbed assembly to the up position.2. Release the kickstand from the left rear frame assembly by

4-98Output bin LED and lens removal1. Disconnect the output LED cable from the controller board.2. Remove the controller board cage. See “Controller b

Repair information 4-99ADF cable removal1. Remove the left scanner cover. See “Left scanner cover removal” on page 4-100.2. Remove the left cover. See

1-6 Service ManualMedia guidelinesPaper characteristicsThe following paper characteristics affect print quality and reliability. Consider these charac

4-1009.Remove the ADF cable from the MFP.Left scanner cover removal1. Lift the ADF to the up position.2. Remove the two screws (A) securing the left s

Repair information 4-101Right scanner cover removal1. Lift the ADF to the up position.2. Remove the two screws (A) securing the right scanner cover to

4-102Option board installs and removals Note: This information is also available in the X 46x series user guide.Lifting the Scanner to the up positio

Repair information 4-103Installing an Internal Solutions Port (ISP)1. Access the controller board. See “Lifting the Scanner to the up position” on pag

4-1046.Install the ISP onto the plastic tee.Note: Make sure the ISP card is properly aligned with the rear of the controller board cage.7. Press down

Repair information 4-1059.Attach the two screws that came with the ISP to secure the ISP to the controller board cage.10. Tighten the thumbscrew from

4-106Printer hard disk removal1. Unplug the printer hard disk interface cable from the system board.2. Remove the screws holding the printer hard disk

Repair information 4-1073.Remove the printer hard disk by pulling it upwards from the standoffs.4. Remove the thumbscrews that attach the printer hard

4-1084.Use a flatblade screwdriver to remove the screws attaching the mounting bracket.5. Place the hard disk on top of the ISP, making sure the stand

Repair information 4-109Printer hard disk installation directly on the controller boardNote: Perform steps 1, 2, and 3 from above. before doing the r

General information 1-7Selecting paperUsing appropriate paper prevents jams and helps ensure trouble-free printing. To help avoid jams and poor print

4-1104.Connect the hard disk interface cable to the connector on the controller board.Fax card installation1. Access the controller board.2. Unpack th

Repair information 4-1114.Insert the fax card into the controller board cage. 5. Tighten the two screws to secure it to the controller board cage.

4-1126.Insert the fax card interface cable into the system board connector.7. Lower and lock the scanner assembly.

Locations and connections 5-15. Locations and connectionsLocationsFront viewCallout number Item name1 Front door release button2 E-Task display / Ope

5-2 Service ManualRear viewCallout number Item name1 Scanner locks2 Kensington lock3 Ethernet port4 Host USB port5Fax / 6Fax / 7 Rear door8 Power swit

Locations and connections 5-3Print engine paperpathA Paper path A – B 125.3B Manual feed sensor B – C 9.0C Upper end feed rolls C – D 59.8D Input sens

5-4 Service ManualMain boardsJ6 J6J11111J26J2711J161J31J31J28J131J12J1711J51J41J1J81J251J71J21J351J371J34J331J10J99J30Controller board

Locations and connections 5-511J500 J501J502J503111J41J13J5041J231J24J501J25J34J27111J281J101J14J1211J351J171J3611Engine board

5-6 Service ManualNote: The connections listed below are located on the controller board or the engine board. The comments column lists which board t

Locations and connections 5-7J35 1 5 V dc Narrow media sensor - Engine Board25 Vdc 5 Vdc3 GroundJ12 1 5 V dc Thermistor - Engine Board2 GroundJ13 1 0.

1-8 Service Manual

5-8 Service ManualJ502 1, 3, 5, 7, 11, 13, 155V dc LVPS - Engine Board45 Vdc6 24 V dc17, 19 24 V dcOther 0 V dcJ503 11, 13 15 5V dc HVPS - Engine Boar

Preventive maintenance 6-16. Preventive maintenanceThis chapter describes procedures for printer preventive maintenance. Follow these recommendations

6-2 Service Manual

Parts Catalog 7-17. Parts CatalogHow to use this parts catalogThe following legend is used in the parts catalog:• Asm-index: identifies the assembly

7-2 Service ManualAssembly 1: Covers31171351691521061741281411718

Parts Catalog 7-3Assembly 1: CoversAsm- IndexPart numberUnits/machUnits/ FRUDescription1-1 40X5827 1 1 Mid rear cover2 40X5839 1 1 Rear door3 40X5838

7-4 Service ManualAssembly 2: Imaging31171351691521064128141

Parts Catalog 7-5Assembly 2: ImagingAsm- IndexPart numberUnits/machUnits/ FRUDescription1 40X5471 1 1 ADF Separator roll2 40X5472 1 1 ADF Separator pa

7-6 Service ManualAssembly 3: Tray assemblies32154

Parts Catalog 7-7Assembly 3: Tray assembliesAsm- IndexPart numberUnits/machUnits/ FRUDescription3-1 40X5398 1 1 Optional 250-sheet tray (new asm)1 40X

General information 1-9Digital imaging specifications General specificationsADF Scan speedSimplex ADF - Up to 25 ppmDuplex ADF - Up to 35 ppm (page si

7-8 Service ManualAssembly 4: Electronics 11127136148123459101720181922211615

Parts Catalog 7-9Assembly 4: Electronics Asm- IndexPart numberUnits/machUnits/ FRUDescription4-1 40X5829 1 1 Controller board2 40X5816 1 1 LSU hsync e

7-10 Service ManualAssembly 5: Frame712567128See instructionsheet in the FRU.91011343

Parts Catalog 7-11Assembly 5: FrameAsm- IndexPart numberUnits/machUnits/ FRUDescription5–1 40X5364 1 Transfer roll, bearings, gear, spring (CBM)2 40X5

7-12 Service ManualAssembly 6: OptionsAsm- IndexPart numberUnits/machUnits/ FRUDescriptionNS 40X5972 1 1 Japanese font card assemblyNS 40X5970 1 1 Si

Parts Catalog 7-13Assembly 7: Power cordsAsm- IndexPart numberUnits/machUnits/ FRUDescriptionNS 40X0297 1 1 Power cord, 1.8M (straight)—USA, CanadaNS

7-14 Service Manual

Index I-1IndexNumerics840.xx service check 2-55Aabbreviations 1-14acronyms 1-14ADF cover open service check 2-59ADF duplex service check 2-62ADF feed

I-2 Service ManualConfiguration ID 3-30Defaults 3-29Edge to Edge 3-30engine settings 3-29Model Name 3-29Page Count 3-29Perm Page Count 3-29Serial Numb

Index I-3Panel Test 3-21paperguidelines 1-6recycled 1-7unacceptable paper 1-6paper feed service check 2-43parts catalogcovers 7-2electronics 7-8frame

Table of contents iiiTable of contentsTable of contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-10 Service ManualStorage environments (unpacked)•Temperature - 0° to 40°C• Humidity - 5 to 80% relative humidityTiltThis device should operate withi

I-4 Service Manualduplex 3-25transfer rollparts catalog 7-11service check 2-54trsy 2 service check 2-55UUnderstanding the home screen 2-7USB port serv

Part number index I-5Part number index - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

I-6 Service Manual40X5383 Upper front frame assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Part number index I-740X5937 128MB DIMM - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

I-8 Service Manual

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General information 1-11Reduce / Enlarge-25% to 400% (Copy only)

1-12 Service ManualFax specificationsPhone network connectivityFax resolutionsMiscellaneous FAX specificationsPhone networks types supported PSTN or a

General information 1-13Tools The removal and adjustment procedures require the following tools and equipment:• Spring hook• Needle nose pliers• Volt-

1-14 Service ManualAcronyms ac Alternating Current ACM Autocompensator Mechanism (or paper feed)ADF Automatic document feederAFE Analog front endAIO A

General information 1-15INTL InternationalITC Internal Tray CardITU Image Transfer UnitKBlack (Key)LAN Local area networkLASER Light amplification by

1-16 Service ManualRIP Raster image processorROM Read-only memoryROS Read-only storageRPM Revolutions Per MinuteSCC Scanner Control CardSDRAM Synchron

Diagnostics information 2-12. Diagnostics informationStartCAUTION: Unplug power from the printer before connecting or disconnecting any cable, assemb

2-2 Service ManualSymptom tablesPOST symptom tableNote: Investigate any displayed codes before proceeding with these symptoms. For example, a missing

Diagnostics information 2-3Printer symptom tableSymptom ActionTouchscreen displays upside down Replace the display keypad.Fan noisy or fan not working

iv Service ManualDiagnostics information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-4 Service ManualScan / fax / copy symptom tableSymptom Action840.xx scanner error Go to “840.xx service check” on page 2-55.ADF won’t duplex (Duplex

Diagnostics information 2-5Overview of the operator panel and menusThe use of the buttons and the layout of the display panel are described in the fol

2-6 Service Manual5 Home Press to return to the home screen.6 Start • Press to initiate the current job indicated on the display.• From the home s

Diagnostics information 2-7Understanding the home screenAfter the printer is turned on and a short warm-up period occurs, the display shows the follow

2-8 Service ManualHeld Jobs Opens a screen containing all the held jobsLock Device This button appears on the screen when the printer is unlocked and

Diagnostics information 2-9Using the touch-screen buttonsNote: Depending on your options and administrative setup, your screens and buttons may vary

2-10 Service ManualOther touch-screen buttonsRight arrow Scrolls rightSubmit Saves a value as the new user default settingBack Navigates back to the p

Diagnostics information 2-11Cancel Jobs Opens the Cancel Jobs screen. The Cancel Jobs screen shows three headings: Print, Fax, and Network.The followi

2-12 Service ManualDiagram of the printer menus The diagram shows the menu index on the operator panel and the menus and items available under each me

Diagnostics information 2-13Messages and error codesUser attendance messagesThe printer control panel displays messages describing the current state o

Table of contents vFlatbed motor service check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-14 Service ManualHeld jobs may not be restored (Insufficient Memory 37)This message is only posted once after the firmware has tried to restore all

Diagnostics information 2-15Load Manual <type> <size>Printer does not detect media meeting the description <type> and <size> i

2-16 Service Manual35 RES Save Off Deficient MemoryThis message displays when the printer lacks sufficient memory to enable Resource Save. This messag

Diagnostics information 2-1739 Complex Page This message is displayed when a page is too complex to print.The following actions can be taken:•press Se

2-18 Service Manual56 Serial Port <x> disabledThis error displays when data is sent to the printer across an serial port, but the port has been

Diagnostics information 2-191565 Emul Error Load Emul OptionThis message is displayed when the DLE's version contained in the firmware card will

2-20 Service ManualCartridge error messagesPaper jam error codes (200-series)Note: The Event log (See “EVENT LOG” on page 3-32) will list any of thes

Diagnostics information 2-21200.13 The input sensor is covered when the media is not expected (media in machine during warm-up)Remove the toner cartri

2-22 Service Manual200.28 First writing line of a page at the developer nip, but laser servo cleanup is not complete. Likely pre staged media or a fas

Diagnostics information 2-23201.25 Exit sensor never made by leading edge of media when feeding out the media that was detected during warm-up.Remove

vi Service ManualHardware Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-24 Service Manual231.00 Duplex jam while reversing into the device Open the rear cover and look for obstructions between the rear cover ribs, the fu

Diagnostics information 2-25251.00 Paper jam near the manual feeder. Inspect the pick roller on the MPF or the rollers on the manual feed. If the MPF

2-26 Service ManualService error codesService error codes are generally non-recoverable except in an intermittent condition when the printer can be pu

Diagnostics information 2-27845.01Rear scan module cable failure or SCC card failure CCD channel failure. Check each channel(mono, R, G, B) for identi

2-28 Service Manual849.01HD/Config ID Mismatch A device has a hard drive installed, but its Configuration ID indicates that a hard drive shouldn’t be

Diagnostics information 2-29Toner service errors929.00 Toner sensor error Remove the toner cartridge, and shake it Try a different toner cartridge, if

2-30 Service Manual954.xx NVRAM chip failure with system part. Replace the controller board. See “Controller board service check” on page 2-35.955.xx

Diagnostics information 2-31Fax error codes975.xx Unrecognizable network Call the next level of support.976.xx Unrecoverable software error in network

2-32 Service Manual7XX Error occurred when sending a frame. • Check line quality.• Adjust ‘Transmit Level’.• Select a lower ‘Max Speed’ value under Fa

Diagnostics information 2-33813 Timeout occurred after waiting too long to receive a good frame. • Adjust “Receive Threshold”.814 Tried too many times

Table of contents viiPrint SE Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-34 Service Manual888 Failure to transmit training successfully at 2400 bps in V27 terminal modulation scheme.• Adjust “Transmit Level”.• Check line

Diagnostics information 2-35Service checksService checks which involve measuring voltages on the LVPS/HVPS (low voltage power supply/high voltage powe

2-36 Service ManualEngine board service check Engine board service checkFRU ActionEngine board assemblyPOST (Power-On Self Test)Note: The printer shou

Diagnostics information 2-37Card reader service checkNote: The card reader cover will need to be removed, and the op panel keyboard assembly will nee

2-38 Service ManualDead machine service checkCAUTION: Check the AC line voltage. The voltage should be within the following limits:• 100 V ac (volts a

Diagnostics information 2-39Fuser service check When toner is partially fused to the media, it is usually caused by low fuser temperature.The line vol

2-40 Service ManualMain motor service check FRU ActionMain motor gear driveMain motor cableLVPS/HVPSEngine board Warning: Do not replace the engine bo

Diagnostics information 2-41Networking service checkNote: Before starting this service check, print out the network setup page. This page is found un

2-42 Service Manual13Try using a different ethernet cable.Did this remedy the situation?Problem resolved Go to step 14.14Have the network administrato

Diagnostics information 2-43Operator panel service checkInspect the operator panel cable for damage. Make sure the cable is plugged in securely. Run P

viii Service ManualUICC cable removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-44 Service ManualMedia picks but stops halfway through the printer Media never picks Media occasionally mispicks or picks multiple sheets at once FR

Diagnostics information 2-45Media skewsMedia “trees,” wrinkles, stacks poorly, or curls Engine boardP/U and manual feed solenoid ASMCheck the stairway

2-46 Service ManualOption card service check USB port service check1. Perform a print test to make sure the printer prints correctly. Verify that the

Diagnostics information 2-47Print quality service checksNote: Ensure the cover closes tightly. A gap in the opening may allow light to expose the pho

2-48 Service ManualBlack pageNote: Incorrect laser exposure or incorrect charging of the photoconductor causes an all black page. Always verify the s

Diagnostics information 2-49Partial blank image/white spots (no repeating pattern) Variation in image density horizontally across page Poor fusing of

2-50 Service ManualLight print White or black lines or bands Toner on back of page FRU ActionToner cartridge (not a FRU)Make sure the toner cartridge

Diagnostics information 2-51Solving print quality problemsNote: Refer to the print defects guide at the end of the manual for repeating defects.Print

2-52 Service ManualToner smears or rubs off the page. • Toner is not being fused to the paper. Replace the fuser.• Change the media texture setting in

Diagnostics information 2-53The printer is on and indicates ready, but nothing prints. • Make sure the parallel or USB cable is not damaged and is fir

Table of contents ixAssembly 2: Imaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-54 Service ManualPrinthead service checkTransfer roll service check Unexpected characters print, or characters are missing.• Ensure correct printer

Diagnostics information 2-55Tray 2 service check840.xx service checkFRU ActionTray 2 Turn the printer off.Separate the printer from Tray 2.Turn the pr

2-56 Service Manual6 Replace the ADF cable. POR the machine into configuration mode. Go to the disable scanner menu item. See “Disable Scanner” on pag

Diagnostics information 2-57Black or blank page copy service checkCCD service checkFlatbed motor service checkStep Questions / actions Yes No1 Print a

2-58 Service ManualFlatbed home position service checkStep Questions / actions Yes No1 POR the MFP. Does the CCD move and return to the home position?

Diagnostics information 2-59ADF cover open service checkADF streak service checkStep Questions / actions Yes No1 Is the ADF cover properly closed Go t

2-60 Service ManualADF paper jam service checkNote: This service check should be used if the paper feeds and jams in the ADF. If the paper is not fee

Diagnostics information 2-61ADF feed errors service checkStep Questions / actions Yes No1 If the ADF is multi-feeding, check for dirt on the ADF separ

2-62 Service ManualADF Duplex service checkStep Questions / actions Yes No1 Perform sensor 1, and sensor 2 sensor tests. Go to “Scanner Tests” on page

Diagnostics information 2-63Modem / fax card service checkStep Questions / actions Yes No1 Is the phone line properly connected to the modem card and