Lexmark 4402-001 manual Scan/Copy Quality Service Check

Page 31

4402-001

Scan/Copy Quality Service Check

 

FRU / Function

Action

 

 

 

1

Scanned images

Check the lighter/darker settings to see if it is

 

are faded, or

correct. There are two ways to make the

 

colors are dull,

adjustment:

 

blurry or fuzzy.

 

 

Images are

From the Lexmark Scan and Copy Control

 

slanted or

program.

 

crooked and the

 

 

straight lines in

Check to see if there is any dust, debris on the

 

the image appear

glass. This may cause a poor image.

 

to be jagged or

 

 

uneven.

Check the press plate on the scan lid for any dust

 

 

or debris.

 

 

 

2

Blank copies.

If there are blank copies, make sure the original

 

 

document is facing down on the scanner bed.

 

 

Check the print cartridges to see if they need to be

 

 

cleaned or replaced.

 

 

Check the paper type and copy quality settings on

 

 

the operator panel or Lexmark Scan and Copy

 

 

Control program.

 

 

 

Diagnostic Information 2-17

Image 31
Contents 4402-001 4402-001 Table of Contents Assembly 3 Electronics Index Consignes de Sécurité Safety InformationSicherheitshinweise Norme di sicurezzaInformaçõ es de Seguranç a Pautas de SeguridadInformació de Seguretat 4402-001 Preface General Information Power ConsumptionScanner Specifications Operator Panel Press this When you want to ButtonAbbreviations Maintenance ApproachPower-On Self Test Post Sequence Diagnostic InformationStart Post Symptom Table Symptom Tables Go to the Scan/Copy Quality Go to the CCD Module AssemblyGo to the Gear Train Assembly System Board Removal onGo to the Print Quality Service Go to the Paper Feed ServiceGo to the Paper Path Service Go to the Power Service CheckCarrier Transport Service Check Service ChecksEngine. Go to the Print Engine Removal on Cover Sensor Removal on page 4-6. If Assembly Print Engine Removal onTo the Maintenance Station Removal on Removal onGear Train Assembly Service CCD Module Assembly Service CheckRemoval on page 4-12 for more Print Engine Removal on Gear Train Assembly Service CheckAssembly Removal on Belt/Idler Pulley AssemblyStation Removal on Maintenance Station Service CheckRun the Power-On Self Test Post Sequence Paper Feed Service CheckEngine Removal on page 4-11 and replace Paper Path Service Check Power Service Check Maintenance Station Removal on Print Quality Service CheckGo to the System Board Removal on Carrier transport area. Check the following Scan/Copy Quality Service Check 4402-001 Test Diagnostic Aids4402-001 Handling ESD-Sensitive Parts Repair InformationRemoval Procedures AdjustmentsReleasing Plastic Latches Rear Cover Removal Scanner Lid Assembly RemovalOperator Panel Removal Top Housing Assembly RemovalPaper Support Removal CCD Module Assembly Removal Access Cover Sensor Removal Gear Train Assembly RemovalRight Cover Removal Access Cover RemovalLeft Cover Removal Middle Frame Removal 4402-001 Print Engine Removal System Board Removal ASF Module RemovalEncoder Strip Removal Carrier RemovalBelt/Idler Pulley Assembly Print Engine Removal Maintenance Station RemovalUnits Description Connector Locations4402-001 Lubrication Specifications Preventive Maintenance4402-001 Parts Catalog How to Use This Parts CatalogAssembly 1 Covers Asm Part Units Description Index Number Assembly 1 CoversAssembly 1 cont. Covers Assembly 1 cont. Covers Assembly 2 Paper Feed, Frame and Carrier Transport Assembly 2 Paper Feed, Frame and Carrier Transport Assembly 3 Electronics Assembly 3 Electronics 4402-001 Index Part Numbers