Lexmark 4200 Series manual Paper path service check, CIS white roller assembly removal on

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4413-XXX

Paper path service check

Examine the machine for the following before you begin this service check:

•Check the entire paper path for obstructions.

•Be sure the correct type of paper is being used.

•Be sure the printer is installed on a flat surface.

	FRU	Action

1	Large and Small	Check for wear and binds.
	Feed Rollers

2	Small Feed Roller	Check for damage or disconnected springs.
	Springs

3	Auto Sheet	Check the pick roller for wear.
	Feeder Assembly

4	Mid Frame Asm	Check the following for wear:
		•	Exit roller
		•	Star rollers

5	End-of-Forms	Check for binds or damage.
	Flag

6	White Roller	Check for correct installation. Check gear and
	Assembly	bushings for damage. If damaged, replace. Go to
		the “CIS white roller assembly removal” on
		page 4-4.

Diagnostic information 2-13

Image 29

Contents Lexmark 4200 Series Japanese P/N 12G9335 Table of Contents Repair information Consignes de sécurité Safety informationSicherheitshinweise Norme di sicurezzaInformaçõ es de Seguranç a Pautas de SeguridadInformació de Seguretat 4413-XXX Definitions PrefaceGeneral information Printhead SpecificationsPrint engine ADF FacsimileScanner Power and sizeAbbreviations 4413-XXX Start Diagnostic informationPower-On Self Test Post sequence Post symptom table Symptom tables To the Scanner motor with gear Assembly service check onSystem board removal on Go to the System board removalGear assembly service check on Go to the CIS assembly serviceProblems on Go to the Paper path serviceCarrier transport service check Service checksGo to the Power service check Go to the Print quality serviceEngine. Go to the Print engine removal on Assembly with belt removal on page 4-18. IfImage Sensor removal on CIS assembly service checkTo the Maintenance station removal on Control panel problems on Scanner motor with gear assembly service checkGear assembly removal on Station removal on Maintenance station service checkBoard Go to the System board removal on Paper feed service checkRun the Power-On Self Test Post sequence Feed motor assembly with gears removal on CIS white roller assembly removal on Paper path service checkRemoval on Power service checkMaintenance station removal on Print quality service checkWith belt removal on Go to the System board removal onCarrier transport area. Check the following To the System board removal on Scan/copy quality service checkFax/telephone communication service check Drive feed roller assembly Diagnostic aidsTheory of mechanism Scanner mechanismDocument sensors Contact Image Sensor CIS4413-XXX Set up options 4413-XXX Handling ESD-sensitive parts Repair informationReleasing plastic latches AdjustmentsRemoval procedures Removals General precautions on removalsCIS white roller assembly removal Top cover assembly removal Rollers drive feed roller assembly, exit shaft removal 4413-XXX 4413-XXX 4413-XXX CIS Contact Image Sensor removal Scanner motor with gear assembly removal 4413-XXX Control panel assembly removal 4413-XXX 4413-XXX Print engine removal Maintenance station removal Remove print engine. See Print engine removal on Carrier assembly with belt removalSystem board removal Exit rollers removal Remove system board. See System board removal on Large feed roller assembly with gear removal4413-XXX Paper feed motor assembly with gears removal Handset and cradle removal Carrier transport motor removalSystem board Connector locations4413-XXX Lubrication specifications Preventive maintenance4413-XXX Parts catalog How to use this parts catalogAssembly 1 Main assembly Asm Part Units Description Index Number Assembly 1 Main assemblyAssembly 2 Base unit Assembly 2 Base unit Assembly 3 Engine Assembly 3 Engine 4413-XXX Repair information IndexPost Part Numbers