Lexmark 4036-304 manual Maintenance Tools, Removals Parts Replacement

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4036-304

Maintenance Tools

The following table describes the tools necessary for the maintenance of this scanner.

Name

Description

 

 

Flathead screwdriver

Idler pulley module screw

 

 

Phillips screwdriver (magnetic)

Nominal No.2 M3, M4

 

 

Nut driver

6 mm

 

 

Digital voltmeter

With 0.01 V range

 

 

Chip Puller

Puller for main scanner board chip

 

 

Removals

Parts Replacement

1.Clean the disassembly and assembly location.

2.Turn off the power switch and remove the AC plug from the outlet before disassembly and assembly.

3.Follow the disassembly and assembly procedures. Never loosen the screws of parts that must not be disassembled. These screws have a red coating.

4.Store the disassembled parts in a clean place to avoid loss.

5.After replacement, check the contacts and spare part mounting.

6.Assemble in the reverse order of disassembly.

3-2Service 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 sicurezzaSicherheitshinweise Pautas de SeguridadInformaçõ es de Seguranç a Informació de Seguretat 4036-304 Service Guidelines Product Features Ease of UseOverview Product DescriptionDigital Copier and Full-function Fax Machine Network ScanningDuplex Scanning through the Auto Document Feeder ADF Product Specifications ScannerADF Theory of Operation System Description Mechanical OperationFlatbed 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 Motor Assembly Removal Carriage Belt Pulley 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