Lexmark Pro910 Series Service Manual Download Page 24

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2-4

Service Manual

Lexmark Pro910 Series

Go Back

Printhead stall

Printhead Cannot Move

Remove any obstructions to
the Printhead inside the
Printer. Close the Cover,
and then touch OK.

Technical Support Center:

Turn off the printer. Open the printer
cover, and clear the carrier path from
any obstruction. If the problem
remains, then replace the printer.

Service:

Go to

“Carrier service checks” on

page 2-14

Printhead short and other errors

Printhead Error

Printhead Error [x]

Technical Support Center:

Clean the printhead contacts and
nozzles. See

“Cleaning the

printhead nozzles and contacts” on
page 6-2

. If the problem remains,

then replace the printhead.

Service:

Clean the printhead contacts and
nozzles. See

“Cleaning the

printhead nozzles and contacts” on
page 6-2

. If the problem remains,

then replace the printhead.

Printhead warning messages

Printhead recovery warning

Printhead Warning

Clean Printhead or Deep
Clean Printhead may be
required. To clean the
Printhead, navigate to Ink
More Options menu.

Technical Support Center:

1. Touch

to clear the warning.

2. Clean the printhead nozzles. See

“Cleaning the printhead” on
page 6-2

Service:

1. Touch

to clear the warning.

2. Clean the printhead nozzles. See

“Cleaning the printhead” on
page 6-2

Printhead error messages

Error

Control panel message

Action

Summary of Contents for Pro910 Series

Page 1: ...Service Manual Lexmark Pro910 Series Machine Type 4449 901 ...

Page 2: ... you supply in any way it believes appropriate without incurring any obligation to you References in this publication to products programs or services do not imply that the manufacturer intends to make these available in all countries in which it operates Any reference to a product program or service is not intended to state or imply that only that product program or service may be used Any functi...

Page 3: ... ADF 2 2 Troubleshooting tables 2 3 Printhead error messages 2 3 Printhead warning messages 2 4 Ink cartridge error messages 2 5 Print engine error messages 2 6 Error table 2 6 Service checks 2 14 System board service checks 2 14 CIS module assembly service checks 2 14 Carrier service checks 2 14 Diagnostic aids 3 1 Understanding the printer control panel 3 1 Using the printer control panel 3 1 Un...

Page 4: ...est 3 12 Tank Receiver Test 3 12 Align Printer 3 12 Uninstall reinstall instructions for Windows users 3 13 Uninstall reinstall instructions for Mac users 3 13 Uninstall reinstall instructions for Linux users 3 14 Uninstallation instructions for DEB based package 3 14 Uninstallation instructions for RPM based package 3 14 Installation instructions 3 14 Repair information 4 1 Handling ESD sensitive...

Page 5: ... 42 Front cover removal 4 44 Paper exit sensor removal 4 45 Speaker removal 4 46 Star wheel assembly removal 4 48 Print engine removal 4 50 Locations and connectors 5 1 Printer views 5 1 5 2 System board 5 3 System board connectors 5 4 Preventive maintenance 6 1 Lubrication specifications 6 1 Cleaning the printer 6 2 Cleaning the printhead 6 2 Cleaning the exterior of the printer 6 3 Cleaning the ...

Page 6: ...vi Service Manual Lexmark Pro910 Series ...

Page 7: ... prodotto si basa sui test e sull approvazione del progetto originale e dei componenti specifici Il produttore non è responsabile per la sicurezza in caso di sostituzione non autorizzata delle parti Le informazioni riguardanti la manutenzione di questo prodotto sono indirizzate soltanto al personale di assistenza autorizzato Durante lo smontaggio e la manutenzione di questo prodotto il rischio di ...

Page 8: ...a segunrança no caso de uso de peças de substituição não autorizadas As informações de segurança relativas a este produto destinam se a profissionais destes serviços e não devem ser utilizadas por outras pessoas Risco de choques eléctricos e ferimentos graves durante a desmontagem e manutenção deste produto Os profissionais destes serviços devem estar avisados deste facto e tomar os cuidados neces...

Page 9: ...Safety information ix Lexmark Pro910 Series Go Back Previous Next ...

Page 10: ...moving and installing FRUs 5 Connector locations uses illustrations to identify the connector locations and test points on the printer 6 Preventive maintenance contains the lubrication specifications and recommendations to prevent problems 7 Parts catalog contains illustrations and part numbers for individual FRUs Conventions Note A note provides additional information Warning A warning identifies...

Page 11: ...contains navigation buttons in the right margin of each page making it easier and quicker to navigate Button Description Previous Click to move the document view backward by one page Next Click to move the document view forward by one page Go Back Click to return to the last page viewed ...

Page 12: ...xii Service Manual Lexmark Pro910 Series Go Back Previous Next ...

Page 13: ...ormation 1 1 Lexmark Pro910 Series Go Back Previous Next 1 General information The Lexmark Pro910 Series All In One 4449 901 is a letter quality print copy scan and fax machine It is a standalone color mono copier ...

Page 14: ...apter Mini SD MultiMedia Card MMC Reduced Size MultiMedia Card with adapter RS MMC MultiMedia Card mobile with adapter MMCmobile Memory Stick Duo with adapter Memory Stick PRO Duo with adapter Scanner specifications Scanner type Contact image sensor CIS Scan method One pass Maximum flatbed scan area 8 5 x 11 7 in 216 x 297 mm Scanner optical resolution Horizontal 1200 ppi Vertical 2400 ppi ADF inp...

Page 15: ... 210 mm A6 105 x 148 mm 3 x 5 in 4 x 6 in 4 x 8 in 5 x 7 in 10 x 15 cm 13 x 18 cm L 2L Hagaki ADF Letter 8 x 11 in Legal 8 x 14 in A4 210 x 297 mm Copy specifications Resolutions Standalone Scan Up to 600 x 600 ppi Print Up to 4800 x 1200 dpi Copy features Standalone One touch copy defaults to color Borderless copying Repeat image N up Collate Scanner specifications ...

Page 16: ...sheet Transparency Up to 50 sheets 1 sheet Iron on transfer Up to 10 sheets Up to 10 sheets Card stock Up to 25 sheets Up to 15 sheets Labels Up to 25 sheets Up to 20 sheets Media sizes Host based printing Letter 8 1 2 x 11 in Legal 8 1 2 x 14 in Executive 7 1 4 x 10 1 2 Index card 3 x 5 in 4 x 6 in 10 x 15 cm 4 x 8 in 10 x 20 cm A4 210 x 297 mm B5 182 x 257 mm A5 148 x 210 mm A6 card 105 x 148 mm...

Page 17: ...Host based printing 7 3 22 25 x 7 in 9 3 7 8 x 8 7 8 in 10 4 1 8 x 9 in DL 110 x 220 mm C5 162 x 229 mm B5 176 x 250 mm Borderless media Host based printing Letter 8 x 11 in Legal 8 x 14 in A4 210 x 297 mm A5 148 x 210 mm A6 105 x 148 mm 4 x 6 in 4 x 8 in 10 x 15 cm 10 x 20 cm 5 x 7 in 13 x 18 cm Hagaki 100 x 148 mm B5 182 x 257 mm Photo Banner Borderless Mac and Windows Borderless media Standalon...

Page 18: ...400 ppi Environment specifications Environment Temperature Humidity Ambient 15 32 C 60 90 F Shipping 40 60 C 40 140 F 5 100 RH Storage 1 60 C 34 140 F 5 80 RH Power consumption Mode Description Power consumption Printing The product is generating hard copy output from electronic inputs 20 7 W Copy The product is generating hard copy output from hard copy original documents 19 7 W Scan The product ...

Page 19: ...fter you complete the repair perform tests as needed to verify the repair Tools required for service Flat blade screwdriver 1 Phillips screwdriver 2 Phillips screwdriver Spring hook Analog or digital multimeter Acronyms AIO All In One ADF Automatic Document Feeder CIS Contact Image Sensor dpi Dots per inch EOF End of Form FRU Field Replaceable Unit LCD Liquid Crystal Display LED Light Emitting Dio...

Page 20: ...1 8 Service Manual Lexmark Pro910 Series Go Back Previous Next ...

Page 21: ...ication and maintenance operation is invoked During this operation the validity of the tanks and the ink level in each tank are verified by the tank security system The printhead is then prepared for printing by wiping the surface of the chip and activating each nozzle The printing operation is initiated as the pick roll which is driven by the pick motor applies a lateral force to the top sheet of...

Page 22: ...on of the paper pick and feed rollers It enters the scan area and is ejected by the exit roller When a document is set on the ADF input tray and the leading edge is pushed into the ADF until it stops the paper load sensor signals the printer that the document is loaded If no document is detected touching signals the printer to scan from the flatbed Touching moves the pick roller assembly down powe...

Page 23: ...atic printhead alignment error Alignment Problem Open Cover and reinstall Ink Cartridges Technical Support Center Unplug the printer from the electrical outlet Open the printer cover and check the printhead for proper installation If the problem remains then replace the printhead Service Remove the encoder strip and wipe it using a clean lint free cloth If the problem remains then replace the enco...

Page 24: ...e Cleaning the printhead nozzles and contacts on page 6 2 If the problem remains then replace the printhead Service Clean the printhead contacts and nozzles See Cleaning the printhead nozzles and contacts on page 6 2 If the problem remains then replace the printhead Printhead warning messages Printhead recovery warning Printhead Warning Clean Printhead or Deep Clean Printhead may be required To cl...

Page 25: ... installation If properly installed then replace the ink cartridges Service Inspect the tank contact card Wipe it using a clean lint free cloth If the contacts show signs of damage replace the tank contact card See Tank contact card removal on page 4 18 Cartridge not supported Cartridge Unsupported and Faxes in Memory or x Cartridge Unsupported or The following Cartridges are unsupported Unable to...

Page 26: ...over Technical Support Center Unplug the printer from the electrical outlet wait for 10 seconds and then plug the printer back in If the problem remains then replace the printer Service Go to CIS module assembly service checks on page 2 14 Error table Error Description Action NVRAM R W An error was detected in reading or writing NVRAM Technical Support Center Unplug the printer from the electrical...

Page 27: ...ils to initialize or calibrate Technical Support Center Unplug the printer from the electrical outlet wait for 10 seconds and then plug the printer back in If the problem remains then replace the printer Service Replace the system board See System board removal on page 4 35 Paper jam Paper is jammed in the printer or the feed roller stalled Technical Support Center Clear the paper jam and resend t...

Page 28: ...back in If the problem remains then replace the USB cable Service Replace the system board See System board removal on page 4 35 Ink cartridge short The short test detected a short circuit in the printhead Technical Support Center Check the printhead for proper installation If properly installed then replace the printhead Service Remove the printhead Clean and reinstall the printhead If the proble...

Page 29: ...then replace the printer Service Replace the system board See System board removal on page 4 35 Printhead memory error Firmware is unable to read the printhead s memory Technical Support Center Check the printhead for proper installation If properly installed then replace the printhead Service Replace the printhead If the problem remains then replace the system board See System board removal on pa...

Page 30: ...page 4 35 Invalid processor mode error Indicates the ARM processor was in an incorrect mode to perform the requested operation Technical Support Center Unplug the printer from the electrical outlet wait for 10 seconds and then plug the printer back in If the problem remains then replace the USB cable Service Replace the system board See System board removal on page 4 35 Temperature error There is ...

Page 31: ...r Scanner mechanism is locked in place or unable to move due to other failure Technical Support Center Unplug the printer from the electrical outlet wait for 10 seconds and then plug the printer back in If the problem remains then replace the printer Service Replace the scanner unit See Scanner unit removal on page 4 30 Scan carrier stall The scan carrier has stalled Technical Support Center Unplu...

Page 32: ...r Unplug the printer from the electrical outlet wait for 10 seconds and then plug the printer back in If the problem remains then replace the printer Service Replace the system board See System board removal on page 4 35 Software detected error An error condition was detected in the software control code Technical Support Center Unplug the printer from the electrical outlet wait for 10 seconds and...

Page 33: ...oblem reading or writing the media card Technical Support Center Remove and reinsert the media device If the problem remains then replace the printer Service Check the USB Memory card slot using other media devices If the problem remains then replace the USB Memory card slot See USB port Memory card slot removal on page 4 41 Print carrier stall The printer carrier has stalled Technical Support Cen...

Page 34: ...n page 4 30 The CIS lamp does not come on If the CIS lamp does not come on as the scan bar is scanning then check connector J24 on the system board If the cable is properly connected and the problem remains then replace the scanner unit See Scanner unit removal on page 4 30 Carrier service checks Symptom Action The carrier slams against the side frame There is no carrier movement Check the encoder...

Page 35: ...Ink smudging and smearing can be caused by paper problems or problems in the paper feed area Check for Correct type of paper Curled or wrinkled paper Paper path obstructions Paper pick roller wear or looseness If the paper pick rollers are defective then replace them See Paper pick rollers removal on page 4 16 Worn gears or binds If the gears are defective then replace the print engine See Print e...

Page 36: ...2 16 Service Manual Lexmark Pro910 Series Go Back Previous Next ...

Page 37: ... Power on off button Use To 1 Power Turn the printer on and off Switch to Sleep mode Note When the printer is on press to switch to Sleep mode Press and hold for three seconds to turn off the printer 2 Back Return to the previous screen Exit from one menu level to a higher one 3 Touch screen display Navigate the printer menus Change settings View printer messages and animation 4 Start Start a job ...

Page 38: ...Access the scan menu and scan documents 3 Fax Access the fax menu and send faxes 4 Memory Device or PictBridge View select print or attach photos and documents to e mail Note This icon appears only when you return to the home screen while a memory card flash drive or PictBridge enabled camera is connected to the printer 5 SmartSolutions Access the SmartSolutions menu 6 Ink levels icon View the cur...

Page 39: ... configure a printer for operation To access the Configuration Menu from the home screen touch Configuration Menu Available options 7 Setup icon Access the setup menu and change printer settings 8 Eco Mode icon Activate Eco Mode to select the following options Print on both sides of the paper duplex Change to Sleep mode after the printer is left idle for 10 minutes Set screen brightness to low 9 N...

Page 40: ...rint are around a flatbed scan job All copy jobs have a two millimeter minimum border Copy jobs will use the setting or two millimeters whichever is larger To adjust this setting 1 From the Configuration Menu navigate to FB Edge Erase 2 Select the setting 3 Touch Accept to save the setting or touch to return to the Configuration Menu without saving any changes USB Speed This setting is used to set...

Page 41: ...set 2 The printer performs a POR Reformat Solutions Partition To perform this procedure 1 From the Service Menu navigate to Reformat Solutions Partition 2 Follow the instructions on the display Network SE Menu This menu contains settings for fine tuning the communication settings for network interfaces and protocols To change this setting 1 From the Service Menu navigate to Network SE Menu 2 Selec...

Page 42: ...sed to enable or disable specific modem modulation modes To access this menu touch Modulation Settings Fax Call Diagnostics Menu This menu is used to set and retrieve call diagnostics To access this menu touch Call Diagnostics Event Logs The Event Log is a diagnostic tool that tracks the occurrence of various critical events in the printer s functional history To access this menu from the Service ...

Page 43: ...Mode See Manufacturing Mode on page 3 9 Show Strings See Show Strings on page 3 9 Carrier Life Test See Carrier Life Test on page 3 10 Maintenance Life Test See Maintenance Life Test on page 3 10 Pump Clutch Life Test See Pump Clutch Life Test on page 3 10 Calibrate Scanner See Calibrate Scanner on page 3 10 Scanner Life Test See Scanner Life Test on page 3 10 ADF Life Test See ADF Life Test on pa...

Page 44: ...gate to PH Contact Test 2 The result for each tank appears on the display If no printhead contact fails the result is Passed If a printhead contact fails the result is Failed 3 Touch or to cancel the test and return to the Manufacturing Test menu Tank Install Prime This is the prime operation that is normally initiated when installing a new tank To perform this procedure 1 From the Manufacturing T...

Page 45: ... To change this setting 1 From Manufacturing Test navigate to Manufacturing Mode 2 Select ON or OFF Selecting ON will POR the printer into Manufacturing Mode after the next POR Selecting OFF will POR the printer into user mode after the next POR 3 Touch Accept to save the setting or touch to return to the Manufacturing Test menu without saving any changes Clean Nozzles This option prints the stand...

Page 46: ...ushes the pump clutch 2 The carrier leaves the home position and the pump clutch revolves 3 The display shows the number of cycles performed 4 Steps 1 and 2 are repeated 5000 times To perform this test 1 From the Manufacturing Test menu navigate to Pump Clutch Test 2 The test stops after 5000 cycles or when is touched Calibrate Scanner This option calibrates the fully assembled printer to prevent ...

Page 47: ...st menu Copy Life Test Color This test continuously runs standalone color copies The print settings will depend on the settings saved before entering the maintenance menus To perform this test 1 Load paper into the paper tray 2 Load a document on the scanner glass 3 From the Manufacturing Test menu navigate to Copy Life Test Color 4 Touch to cancel the test and return to the Manufacturing Test men...

Page 48: ...acturing Test menu navigate to Tank Receiver Test 2 The result for each tank appears on the display If the printer is able to connect and to communicate with the tank the result is Passed If the printer is not able to connect with the tank the result is Failed 3 Touch or to cancel the test and return to the Manufacturing Test menu Align Printer This option aligns the printhead To perform this proc...

Page 49: ...instructions on the screen Note Do not reconnect the USB cable until instructed by the install software Uninstall reinstall instructions for Mac users If you already have the Lexmark Pro910 Series printer driver installed and are experiencing any problems follow these instructions to uninstall and reinstall the original driver 1 Close all open software applications 2 From the Dock double click the...

Page 50: ...kg r lexmark wsu Uninstallation instructions for RPM based package 1 Log in as root 2 Uninstall the RPM package rpm e package Example a For installed driver with JRE dpkg e lexmark inkjet driver wjre dpkg e lexmark wsu b For installed driver without JRE dpkg e lexmark inkjet driver dpkg e lexmark wsu Installation instructions 1 Do not attach the printer via USB to the Linux machine 2 Download the ...

Page 51: ...use the correct tool Do not place the ESD sensitive part on the machine cover or on a metal table if you need to put down the ESD sensitive part for any reason first put it into its special bag Machine covers and metal tables are electrical grounds They increase the risk of damage because they make a discharge path from your body through the ESD sensitive part Large metal objects can be discharge ...

Page 52: ...ed or replaced any cables disturbed must be replaced as closely as possible to their original positions Before removing any component from the machine be sure you note the cable routing When servicing the machine Remove the ink tanks and the printhead Verify that documents are not stored in memory Move the print cartridge to the far right to cap the nozzles Always remove the power cord from the AC...

Page 53: ...F tray Paper tray Wireless card System board shield System board Encoder strip with spring Tank contact card ADF flatbed assembly Left side cover Midframe cover ADF cover ADF idler 1 ADF idler 2 Paper input sensor Tray empty sensor Paper stop Paper pick rollers Star wheel assembly Paper exit sensor Speaker Fax card USB port Memory card slot Control panel Front cover Print engine Scanner unit ...

Page 54: ...4 4 Service Manual Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Power supply removal Pull to remove the power supply This is the photo of the power supply ...

Page 55: ...air information 4 5 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Duplex unit removal Push down the latches and then pull to remove the duplex unit This is the photo of the duplex unit ...

Page 56: ... Go Back Previous Next Disassembly Flowchart Control panel removal 1 Remove the two screws A 2 Pull the control panel from the midframe cover 3 Disconnect the two cables B to detach the control panel This is the photo of the control panel A B ...

Page 57: ...Repair information 4 7 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Paper tray removal Pull to remove the paper tray This is the photo of the paper tray ...

Page 58: ...vious Next Disassembly Flowchart Paper stop removal 1 Remove the paper tray See Paper tray removal on page 4 7 2 Extend the paper stop 3 Flex downward the middle of the paper stop and then pull it away from the printer This is the photo of the paper stop ...

Page 59: ...Repair information 4 9 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart ADF tray removal Flex the sides outward and then remove the ADF tray This is the photo of the ADF tray ...

Page 60: ...ack Previous Next Disassembly Flowchart ADF cover removal 1 Remove the ADF tray See ADF tray removal on page 4 9 2 Press the button A to open the ADF cover 3 Flex the hinges inward and then remove the ADF cover This is the photo of the ADF cover A ...

Page 61: ...assembly Flowchart ADF idler 1 removal 1 Remove the following a ADF tray See ADF tray removal on page 4 9 b ADF cover See ADF cover removal on page 4 10 2 Flex one of the ridges and then remove the ADF idler 1 Installation note Pay attention to the position of the springs ...

Page 62: ...vious Next Disassembly Flowchart This is the photo of the ADF idler 1 ADF idler 2 removal 1 Remove the following a ADF tray See ADF tray removal on page 4 9 b ADF cover See ADF cover removal on page 4 10 2 Flex one of the ridges to remove the ADF idler 2 ...

Page 63: ...Repair information 4 13 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Installation note Pay attention to the position of the spring This is the photo of the ADF idler 2 ...

Page 64: ...isassembly Flowchart Paper input sensor removal 1 Remove the paper tray See Paper tray removal on page 4 7 2 Position the printer on its rear 3 Disconnect the cable A and remove the screw B to detach the paper input sensor This is the photo of the paper input sensor ...

Page 65: ...xt Disassembly Flowchart Tray empty sensor removal 1 Remove the paper tray See Paper tray removal on page 4 7 2 Position the printer on its rear 3 Disconnect the cable A and remove the screw B to detach the tray empty sensor This is the photo of the tray empty sensor ...

Page 66: ...Remove the paper tray See Paper tray removal on page 4 7 2 Push the latch to remove the paper pick roller Repeat this for the other side Warning Do not touch the rubber tires with bare hands Installation note Pay attention to the orientation of the paper pick roller treads This is the photo of the paper pick roller ...

Page 67: ...formation 4 17 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Jam clearance cover removal Squeeze the latch and then remove the jam clearance cover This is the photo of the jam clearance cover ...

Page 68: ...ard Note Use a 1 Phillips screwdriver for this procedure 1 Remove the jam clearance cover See Jam clearance cover removal on page 4 17 2 Move the printhead carrier to the middle and remove the printhead 3 Remove the two screws A securing the metal plate B 4 Remove the tank contact card from the housing 5 Disconnect the cable C to detach the tank contact card C ...

Page 69: ... is the photo of the tank contact card Wick removal 1 Remove the jam clearance cover See Jam clearance cover removal on page 4 17 2 Move the printhead carrier to the middle 3 Flex out the two latches and position the scanner unit vertically 4 Dislodge the wick from the housing with a prying tool ...

Page 70: ...Service Manual Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Installation note Slide the wick in the housing Make sure that it is positioned under the tabs A This is the photo of the wick ...

Page 71: ...clearance cover See Jam clearance cover removal on page 4 17 2 Disconnect the spring A from the left side of the print engine and disconnect the left end of the encoder strip from the hook B Warning Make sure that the encoder strip does not touch the grease on the carrier shaft C 3 Disconnect the right end of the encoder strip from the tab D ...

Page 72: ... Back Previous Next Disassembly Flowchart Installation notes The arrows at each end of the encoder strip must point up The encoder strip must be thread through the sensor E behind the printhead This is the photo of the encoder strip with spring E ...

Page 73: ...4 23 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Left side cover removal Warning Be careful not to mar the printer surface 1 Remove the two screws A 2 Release the snaps to remove the left side cover ...

Page 74: ...4 24 Service Manual Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart This is the photo of the left side cover ...

Page 75: ... 25 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Right side cover removal Warning Be careful not to mar the printer surface 1 Remove the two screws A 2 Release the snaps to remove the right side cover ...

Page 76: ...he photo of the right side cover Wireless card removal 1 Remove the right side cover See Right side cover removal on page 4 25 2 Remove the screw A securing the plastic holder 3 Remove the plastic holder and the wireless card Note Set aside the plastic holder It will be used for reinstallation A ...

Page 77: ... Go Back Previous Next Disassembly Flowchart Warning Make sure that the female connectors of the wireless card line up with the pins on the system board Failure to do so will cause the printer to malfunction This is the photo of the wireless card ...

Page 78: ...art System board shield removal Note This is not a FRU 1 Remove the left side cover See Left side cover removal on page 4 23 2 Press the tab A and pull to detach the scanner unit ground wire from the system board shield 3 Remove the four screws B to detach the system board shield A B ...

Page 79: ...information 4 29 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart This is the photo of the system board shield Installation notes The scanner ground wire must be thread through the toroid D C ...

Page 80: ...owchart Scanner unit removal 1 Remove the following a Right side cover See Right side cover removal on page 4 25 b System board shield See System board shield removal on page 4 28 2 Disconnect the four cables A Installation note The cable B must be taped to the midframe cover A B ...

Page 81: ...evious Next Disassembly Flowchart 3 Remove the screw C from the rear cover 4 Flex out the two latches and position the scanner unit vertically 5 Unroute the cables through the midframe cover slots Note Pay attention to the cable routing for reinstallation C ...

Page 82: ...4 32 Service Manual Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart 6 Flex the left side of the printer outward to release the pivot post 7 Lift to remove the scanner unit ...

Page 83: ...ide cover removal on page 4 25 b System board shield See System board shield removal on page 4 28 c Scanner unit See Scanner unit removal on page 4 30 2 Unroute the cables through the bottom of the scanner unit Note Pay attention to the cable routing for reinstallation 3 Disconnect the scanner hinges to separate the ADF flatbed assembly and the scanner lid Flex the right scanner hinges inward Note...

Page 84: ...4 34 Service Manual Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart Pry the left scanner hinge latch using a flat head screwdriver This is the photo of the scanner lid ...

Page 85: ...shield See System board shield removal on page 4 28 c Wireless card See Wireless card removal on page 4 26 2 Disconnect all the cables and remove the screw A CAUTION POTENTIAL INJURY This device contains a lithium battery There is a danger of explosion if a lithium battery is incorrectly replaced Replace it only with the same or equivalent type of lithium battery Discard used batteries according t...

Page 86: ...or flag C Installation notes Pay attention to the following the cable assignments Connector Description Cable color Cable label J1 Carrier motor Red black J2 Pick motor Red green J3 Paper feed motor Red yellow J4 Power supply Blue black J26 Paper exit sensor E J27 Tray empty sensor O J28 Pick encoder sensor P J29 Stage sensor S J32 Paper input sensor L B C B ...

Page 87: ...Repair information 4 37 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart The cable D must be folded and taped over the Ethernet port This is the photo of the system board D ...

Page 88: ...m clearance cover See Jam clearance cover removal on page 4 17 b Left side cover See Left side cover removal on page 4 23 c Right side cover See Right side cover removal on page 4 25 d System board shield See System board shield removal on page 4 28 e Scanner unit See Scanner unit removal on page 4 30 2 Disconnect the two cables A 3 Remove the screw B A ...

Page 89: ...4 Remove the six screws C 5 Unroute the two cables D through the restraints under the midframe cover Note Pay attention to the cable routing for reinstallation Warning Make sure that the toroid is securely taped to the midframe cover Failure to do so might cause it to block the paper path D ...

Page 90: ...exmark Pro910 Series Go Back Previous Next Disassembly Flowchart 6 Remove the two screws E to detach the control panel from the midframe cover This is the photo of the midframe cover This is the photo of the control panel E ...

Page 91: ...er removal on page 4 25 c System board shield See System board shield removal on page 4 28 d Scanner unit See Scanner unit removal on page 4 30 e Midframe cover and control panel See Midframe cover and control panel removal on page 4 38 Note Do not detach the control panel from the midframe cover 2 Disconnect the cable A and remove the two screws B to detach the USB port Memory card slot This is t...

Page 92: ...page 4 25 c System board shield See System board shield removal on page 4 28 d Scanner unit See Scanner unit removal on page 4 30 e Midframe cover and control panel See Midframe cover and control panel removal on page 4 38 Note Do not detach the control panel from the midframe cover 2 Remove the three screws A 3 Swivel the system board retaining plate outward to access the fax card 4 Disconnect th...

Page 93: ...Repair information 4 43 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart 5 Disconnect the cable D to detach the fax card This is the photo of the fax card ...

Page 94: ...rd shield See System board shield removal on page 4 28 d Scanner unit See Scanner unit removal on page 4 30 e Midframe cover and control panel See Midframe cover and control panel removal on page 4 38 Note Do not detach the control panel from the midframe cover f USB port Memory card slot See USB port Memory card slot removal on page 4 41 2 Remove the two screws A and release the two latches B to ...

Page 95: ...25 c System board shield See System board shield removal on page 4 28 d Scanner unit See Scanner unit removal on page 4 30 e Midframe cover and control panel See Midframe cover and control panel removal on page 4 38 Note Do not detach the control panel from the midframe cover 2 Disconnect the cable A and remove the screws B to detach the paper exit sensor Installation note Make sure that the cable...

Page 96: ...eft side cover removal on page 4 23 b Right side cover See Right side cover removal on page 4 25 c System board shield See System board shield removal on page 4 28 d Scanner unit See Scanner unit removal on page 4 30 e Midframe cover and control panel See Midframe cover and control panel removal on page 4 38 Note Do not detach the control panel from the midframe cover 2 Loosen the screw A A ...

Page 97: ...Repair information 4 47 Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart 3 Disconnect the cable B 4 Remove the two screws C to detach the speaker C ...

Page 98: ...ght side cover See Right side cover removal on page 4 25 c System board shield See System board shield removal on page 4 28 d Scanner unit See Scanner unit removal on page 4 30 e Midframe cover and control panel See Midframe cover and control panel removal on page 4 38 Note Do not detach the control panel from the midframe cover 2 Move the printhead carrier to the middle 3 Remove the six screws A ...

Page 99: ... Lexmark Pro910 Series Go Back Previous Next Disassembly Flowchart This is the photo of the star wheel assembly This is the photo of the star wheel left ground contact This is the photo of the star wheel right ground contact ...

Page 100: ...over removal on page 4 17 g Left side cover See Left side cover removal on page 4 23 h Right side cover See Right side cover removal on page 4 25 i System board shield See System board shield removal on page 4 28 j Wireless card See Wireless card removal on page 4 26 k System board See System board removal on page 4 35 l Scanner unit See Scanner unit removal on page 4 30 m Midframe cover and contr...

Page 101: ...ace these items on the scanner glass 2 ADF output tray Hold documents as they exit from the ADF 3 Memory card slot Insert a memory card 4 PictBridge and USB port Connect a PictBridge enabled digital camera a USB Bluetooth adapter or a flash drive to the printer 5 Paper exit tray Hold paper as it exits 6 Paper tray Tray 1 Load paper 7 Paper stop Catch the paper as it exits 8 Printer control panel O...

Page 102: ...phone line through a standard wall jack DSL filter or VoIP adapter to send and receive faxes 15 EXT port Connect additional devices telephone or answering machine to the printer and the telephone line Use this port if you do not have a dedicated fax line for the printer and if this connection method is supported in your country or region Note Remove the plug to access the port 16 Power supply with...

Page 103: ...Locations and connectors 5 3 Lexmark Pro910 Series Go Back Previous Next System board J16 J8 J30 J15 J4 J32 J29 J27 J26 J25 J28 J7 J1 J3 J2 J24 J23 J22 J21 J6 J5 J13 PS1 J17 J10 ...

Page 104: ... Power supply Blue black 30 V J5 Scanner motor J6 ADF paper feed motor J7 2nd drawer J8 ADF J10 Wireless card J13 Control panel J15 Fax card J16 USB port J17 USB port Memory card slot J21 Printhead carrier J22 Printhead carrier J23 Printhead carrier J24 CIS J25 Encoder dial sensor J26 Paper exit sensor E J27 Tray empty sensor O J28 Pick encoder sensor P J29 Stage sensor S J30 Ethernet port J32 Pap...

Page 105: ...s are replaced or as needed not on a scheduled basis Use grease to lubricate the following All gear mounting studs The left and right ends of the large feed roller at the side frames The carrier to carrier frame engagement The carrier guide rod and carrier guide rod bearings Warning Grease may cause printer damage or failure when it comes into contact with some components Keep grease away from the...

Page 106: ...c maintenance cycles Notes Cleaning the printhead nozzles uses ink so clean them only when necessary Deep cleaning uses more ink so try the Clean Printhead option first to save ink If the ink levels are too low then you must replace the ink cartridges before you can clean the printhead nozzles 1 Load paper 2 From the home screen navigate to More Options Clean Printhead or Deep Clean Printhead 3 A ...

Page 107: ...ng a damp cloth to clean the interior may cause damage to printer 5 Make sure the printer is dry before beginning a new print job Cleaning the scanner glass Clean the scanner glass and other related parts when vertical streaks appear on your printed pages or when you see marks or smudges on such parts 1 Dampen a clean lint free cloth with water 2 Gently wipe clean the scanner glass and other relat...

Page 108: ... off and unplugged from the wall outlet 2 Wipe the touch screen with the cloth that came with your printer or with another clean dry lint free cloth Warning Do not use liquids household cleaners or detergents as they may damage the touch screen CAUTION SHOCK HAZARD To avoid the risk of electric shock when cleaning the exterior of the printer unplug the power cord from the wall outlet and disconnec...

Page 109: ...rs to the unique number that identifies the FRU Units mach Refers to the number of units actually used in the machine or product Units FRU Refers to the number of units packaged together and identified by the part number NS Not shown in the Asm Index column indicates that the part is procurable but is not pictured in the illustration PP Parts Packet in the parts description column indicates that t...

Page 110: ...7 2 Service Manual Lexmark Pro910 Series Go Back Previous Next Assembly 1 Scanner assembly ...

Page 111: ...Description 1 1 DOP0228 1 1 ADF cover 2 DOP0160 1 1 ADF idler 2 3 DOP0159 1 1 ADF idler 1 4 DOP0226 1 1 ADF tray 5 DOP0230 1 1 Scanner lid 6 DOP0233 1 1 Scanner unit 7 DOP0218 1 1 Jam clearance cover 8 DOP0187 1 1 Midframe cover 9 DOP0190 1 1 Control panel Part numbers are for internal use only The FRUs cannot be ordered from Lexmark ...

Page 112: ...7 4 Service Manual Lexmark Pro910 Series Go Back Previous Next Assembly 2 Print engine and electronics 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20 21 14 ...

Page 113: ... DOP0278 1 1 Paper input sensor 11 DOP0162 1 1 Paper pick rollers 1 pair 12 DOP0167 1 1 Star wheel assembly 13 DOP0182 1 1 Front cover 14 DOP0221 1 1 Paper tray 15 DOP0224 1 1 Paper stop 16 DOP0166 1 1 Print engine includes the following Encoder strip with spring Tank contact card Paper exit sensor Fax card Speaker Paper input sensor Tray empty sensor Paper pick rollers Star wheel assembly 17 DOP0...

Page 114: ...7 6 Service Manual Lexmark Pro910 Series Go Back Previous Next ...

Page 115: ... 1 system board connectors 5 4 M maintenance approach 1 7 N navigation buttons xi P parts catalog 7 1 plastic latches 4 2 POST sequence 2 1 preface x preventive maintenance cleaning printer 6 2 lubrication 6 1 R removal procedures 4 2 S safety information vii service checks carrier 2 14 CIS module assembly 2 14 system board 2 14 specifications copy 1 3 environment 1 6 fax 1 6 media 1 4 power consu...

Page 116: ...I 2 Service Manual Lexmark Pro910 Series ...

Page 117: ...ar wheel assembly 7 5 DOP0169 Left side cover 7 5 DOP0170 Right side cover 7 5 DOP0173 System board 7 5 DOP0175 USB port Memory card slot 7 5 DOP0177 Fax card 7 5 DOP0178 Wireless card 7 5 DOP0182 Front cover 7 5 DOP0187 Midframe cover 7 3 DOP0190 Control panel 7 3 DOP0215 Duplex unit 7 5 DOP0218 Jam clearance cover 7 3 DOP0221 Paper tray 7 5 DOP0224 Paper stop 7 5 DOP0226 ADF tray 7 3 DOP0228 ADF...

Page 118: ...I 4 Service Manual Lexmark Pro910 Series Go Back Previous Next ...

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