Samsung manual Exploded Views and Parts List SCX-4200/XAX

Page 108

Exploded Views & Parts List

88. Exploded Views and Parts List (SCX-4200/XAX)

Contents

8.1Main Exploded View 8-2

8.2Housing Base Exploded View8-3

8.3	Frame Assembly Exploded View	8-4
8.4	Fuser Unit Exploded View	8-5
8.5	Drive Assembly Exploded View	8-6
8.6	Scan Assembly Exploded View	8-7

8.7OPE Assembly Exploded View 8-8

8.8Cassette Assembly Exploded View 8-9

Part Number & Description format.

Part numbers and descriptions are defined according to a company standard. The information below will help you to understand the part number format and assist when ordering spare parts.

There are two types of Part number format.

number		letter

This format is used throughout Samsung on all product ranges.

Typically it is used for small components and electronic parts.

This format is controlled by individual Samsung Divisions and is used on specific products, typically for mechanical parts. Type 2 format part numbers fall into 2 categories:

Assemblies consisting of 2 or more parts. Also used for Service manuals, user guides and diagrams.

Ass’y parts and A/S privately used Parts can be distinguished by the part Code and Description.

They are always Type 2 format. The 2 leading characters indicate private or assembly parts.

Service Manual	8-1

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Contents Key Features Digital Laser MFPVersion no Contents Disassembly and Reassembly TroubleshootingBlock diagram Exploded Views & Parts ListConnection Diagram Schematic DiagramPrecautions Safety WarningElectric Shock and Fire Safety Precautions Toxic materialHandling Precautions Assembly / Disassembly PrecautionsBe careful with the high temperature part When you move the printerEnsure the printer is installed safely Disregarding this warning may cause bodily injuryESD Precautions Super Capacitor or Lithium Battery PrecautionsProduct Specification Product OverviewSpecifications General SpecificationsPrint Specification Scan SpecificationCopy Specification CopyPaper Handiling Specification Other Specification Accessory ItemsSystem Outline Front ViewSensor Control Panel System Layout Scan PartPaper Feed Mechanism Transfer Ass’yDrive Ass’y Fixing PartFuserSafety Relevant Facts Scanner UnitPressure roller Scan Image ControllerLSU Laser Scanner Unit Toner Cartridge H/W Structure and Descriptions CPU PartIptop Configuration Scan PartOpe Pannel Micom controllerPrinter Section AsicChorus 2 Block Diagram CPU UnitCopier Part Smps & HvpsHvps High Voltage Power Supply Smps Switching Mode Power Supply RemarkCH1+5V CH2+24V CH3+24VS System PrintingFuser AC Power Control S/W Structure and Descriptions ArchitecturePower on Initial Module 2 S/W OverviewEngine Print Processing Control Module Print Interface ModuleEngine Unit Control Module Paper SizePaper Type Print Mode Functional Requirements of Fixing Unit Fuser HandlingAccumulated Printing Pages Elapsed Printing Time3.6Temperature in the Stand-By mode Temperature in the Warm-Up mode3.8Environmental Index Functional Requirements for LSU Control LSU Ready CheckSequence of LSU module Air Temperature Sensor Environment Recognition Functional Requirements of Environment RecognitionTransfer Roller Functional Requirements of Power Save Mode Functional Requirements of Hvps Control6.1 MHV 6.2 THVFunctional Requirements of Toner Cartridge Functional Requirements of OPC DrumFunctional Requirements of Fan Operation Door OpenChecking Paper jam Out Bin Tray FullPaper Jam Paper Jam1Temperature Open Heat ErrorLow Heat Error Over Heat ErrorLSU Error Engine Test Mode To enter the Engine Test ModeDiagnostic To enter the Engine Test modePaper Path Clearing Paper Jams Paper TrayPaper Exit Area Fuser Area or Around the Toner Cartridge Manual FeederPrinting the System Data List Clearing the MemoryClearing the Drum Consumables and Replacement Parts LCD Status Display by Each ErrorPeriodic Defective Image Roller Defective image Typical defectError Message Display Meaning Suggested solutionsDirect KEY ڌډڞڪګڴٻڟڤڭڠڞگٻڦڠڴ General Precautions on Disassembly Releasing Plastic LatchesWhenever servicing the machine, you must perform as follows Front Cover Rear Cove DC Fan Right Side Cover Left Side Cover Scanner Unit Remove the two screws securing the Scan Upper Unit Scan Motor Assy OPE Unit Middle Cover Unit Fuser Unwrap the Thermistor Harness, as shown below Exit Roller 12 LSU 13 Fan Drive AssyEngine Shield Assy Main PBASmps Crum PCB Transfer Roller Feed Roller Remove the Feed Gear1 Assy, as shown below Pick Up Roller & Solenoid Disassembly and Reassembly Printing Problems Causes and Solutions Check and Cause SolutionVertical Black Lines and Bands Vertical White LineHorizontal Black Bands Black/White SpotDescription Digital Printer Light Image Dark Image or a BlackUneven Density BackgroundGhost Stains on the Face Digital Printer GhostStains on Back Blank Page Print outCopy Problems White CopyBlack Copy Abnormal noise Defective Image QualityPaper Feed problems Causes and Solutions Wrong Print Position2 JAM 3 JAM 4 JAMMulti-Feeding Paper rolled in the fuserPaper rolled on the OPC Drum Printer Faults Causes and Solutions Fuser ErrorLSU Error Fuser gear melts due to overheating causing Paper Jam Paper EmptyPaper Empty without indication Cover OpenNo error message when the cover is open No Power Defective motor operationPrinted Vertical Lines become curved Toner Cartridge Service Precautions on Safe-keeping of Toner CartridgeService for the Life of Toner Cartridge Standard of guarantee for consumable partsSigns and Measures of Poor toner cartridge Fault Signs Cause & Check Solution Fault Signs Cause & Check Solution Ghost & Image Software Problems Causes and Solutions Printer is not workingAbnormal Printing Spool Error How to delete the data in the spool manager7Block Diagram 7.1 System Block Diagram OPEExploded Views and Parts List SCX-4200/XAX Main Exploded View Housing Base Exploded View 24 22 Fuser Unit Exploded View Drive Assembly Exploded View Scan Assembly Exploded View OPE Assembly Exploded View Cassette Assembly Exploded View Service Parts ListModel SCX-4200/XAX HOUSING-M-TERMINAL R2SCX-4920N,ABSNH-1 ROLLER-M-EXIT F/UPML-1710,PCGE EXL-911 SCREW-TAPTITEPWH,+,B,M3,L10,NI PLT,SWRC LABELP-NOMBOXCOMMON,XAX,ART,100G,0 CBF HARNESS-PTLML-1710,CBF,UL 1061,2P,2 LCD-DISPLAYXEVVHX1620BHRC9,SCX-5312F Diagram 9Connection 9.1 SCX-4200 ConnectionSchematic Diagrams 10.1 Main Board1/7Main Board2/7 Main Board3/7 Main Board4/7 Main Board5/7 Main Board6/7 Main Board7/7 OPE Circuit Diagram SMPS-110V1/4 SMPS-110V2/4 SMPS-110V3/4 SMPS-110V4/4 SMPS-220V1/4 SMPS-220V2/4 SMPS-220V3/4 SMPS-220V4/4 Tool for Troubleshooting Vacuum Cleaner Spring HookDriver TweezersAcronyms and Abbreviations IPC Select a location for the printer 11.4 A4 ISO 19752 Standard Pattern

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