Lexmark 4036-304 manual ADF Optical CCD Unit Removal

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4036-304

ADF Optical CCD Unit Removal

Warning: Do not loosen any screws with red coating.

1.Remove the ADF cover. Go to “ADF Cover Removal” on page 3-5. Remove the two screws from the ADF optical CCD unit as shown, and pull out the unit.

2.Use a flat screwdriver to raise the latch and remove the inverter board.

3.Disconnect the lamp connector from the inverter board.

3-6Service Manual

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Contents X4500 Scanner 4036-304 4036-304 Edition May Table of Contents Index Safety Information Safety InformationConsignes de Sécurité Norme di sicurezzaPautas de Seguridad SicherheitshinweiseInformaçõ es de Seguranç a Informació de Seguretat 4036-304 Service Guidelines Product Features Ease of UseOverview Product DescriptionNetwork Scanning Digital Copier and Full-function Fax MachineDuplex Scanning through the Auto Document Feeder ADF Product Specifications ScannerADF Mechanical Operation Theory of Operation System DescriptionFlatbed Operation Auto Document Feeder Operation Scanner Mechanism Overview and Locations External ViewInternal Components Abbreviations 4036-304 Problem Solving Error Codes MFD Controller ErrorsMFD Error 31 No hard drive Error 51 Not enough Scanner Errors 4036-304 Troubleshooting Power does not come onScan module does not move to lock position CCD PcbaScan module does not move to the home position PcbaScan module does not move to the flatbed position Reading is not performedImage does not appear Large jitterReading position deviation Image unclear Strange Sound Generated flatbed Frequent paper jam, double feed or skewStrange sound generated ADF 4036-304 Maintenance Cleaning Cover and GlassTouch Screen ADF UnitMaintenance Tools Removals Parts ReplacementCCD Board Screws ADF Snap-in Pad Module Removal and Mounting Document Cover Removal ADF Cover RemovalADF Optical CCD Unit Removal ADF Unit Upper and Lower Unit Removal 4036-304 User Interface Removal 4036-304 4036-304 Upper Housing Removal 4036-304 Remove the upper housing. Go to Upper Housing Removal on Flatbed CCD Optical Unit Removal4036-304 Carriage Belt Pulley Assembly Removal Carriage Motor Assembly RemovalMFD Controller Cage Removal 4036-304 4036-304 4036-304 Remove the component you want from within the MFD cage Main Control Board Removal 4036-304 Connector Locations Main Scanner BoardLow Voltage Power Supply MFD Controller CageParts Catalog Assembly 1 Upper Scanner Asm Part Units Description Index Number Assembly 2 Lower Scanner Assembly 2 Lower Scanner Assembly 2 cont. Lower Scanner Assembly 2 cont. Lower Scanner 4036-304 Index Part Numbers4036-304