Samsung SCX-4200 manual CH1+5V CH2+24V CH3+24VS System, Printing

Page 33

System Overview

Consumption Power

NO

ITEM

CH1(+5V)

CH2(+24V)

CH3(+24VS)

System

 

 

 

 

 

 

1

Stand-By

0.2A

0.07A

0.07 A

AVG : 100 Wh

 

 

 

 

 

 

2

PRINTING

1.0A

0.5A

1.0 A

AVG 350 Wh

 

 

 

 

 

 

3

Sleep-Mode

0.2A

0.02A

0.03A

AVG : 10 Wh

 

 

 

 

 

 

Length of Power Cord : 183050mm

Power Switch: Use

Feature

-Insulating Resistance: 100 or more (at DC 500V)

-Insulating revisiting pressure: Must be no problem within 1 min. (at 1,000V-LV / 1,500Vac-HV,10mA)

-Leaking Current: under 3.5mA

-Running Current: under 40A PEAK (AT 25, COLD START)

under 60A PEAK (In other conditions)

-Rising Time: within 2Sec

-Falling Time: over 20ms

-Surge : Bi-Wave 3kV(2) - Normal, 6KV(12) - Common

Environment Condition

-Operating Temperature Range: 0 ~ 40

-Maintaining Temperature Range: -25 ~ 85

-Preserving Humidity Condition: 30% ~ 90% RH

-Operating Atmospheric Pressure Range: 1atm

EMI Requirement: CISPR, FCC, CE, MIC

Safety Requirement: IEC950 UL1950, CSA950, C-UL, Semko, CB, CCC(CCIB),GOST, EPA, Power Save

Samsung Electronics

Service Manual 3-17

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Contents Digital Laser MFP Key FeaturesVersion no Contents Troubleshooting Disassembly and ReassemblyExploded Views & Parts List Block diagramConnection Diagram Schematic DiagramSafety Warning PrecautionsToxic material Electric Shock and Fire Safety PrecautionsAssembly / Disassembly Precautions Handling PrecautionsWhen you move the printer Be careful with the high temperature partEnsure the printer is installed safely Disregarding this warning may cause bodily injurySuper Capacitor or Lithium Battery Precautions ESD PrecautionsProduct Overview Product SpecificationGeneral Specifications SpecificationsScan Specification Print SpecificationCopy Copy SpecificationPaper Handiling Specification Accessory Items Other SpecificationFront View System OutlineSensor Control Panel Scan Part System LayoutTransfer Ass’y Paper Feed MechanismDrive Ass’y Fixing PartFuserScanner Unit Safety Relevant FactsPressure roller Scan Image ControllerLSU Laser Scanner Unit Toner Cartridge CPU Part H/W Structure and DescriptionsIptop Scan Part ConfigurationOpe Pannel Micom controllerAsic Printer SectionCPU Unit Chorus 2 Block DiagramSmps & Hvps Copier PartHvps High Voltage Power Supply Remark Smps Switching Mode Power SupplyPrinting CH1+5V CH2+24V CH3+24VS SystemFuser AC Power Control Architecture S/W Structure and Descriptions2 S/W Overview Power on Initial ModuleEngine Print Processing Control Module Print Interface ModuleEngine Unit Control Module Paper SizePaper Type Functional Requirements of Fixing Unit Fuser Handling Print ModeAccumulated 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 Hvps Control Functional Requirements of Power Save Mode6.1 MHV 6.2 THVFunctional Requirements of OPC Drum Functional Requirements of Toner CartridgeFunctional Requirements of Fan Operation Door OpenOut Bin Tray Full Checking Paper jamPaper Jam Paper Jam1Open Heat Error TemperatureLow Heat Error Over Heat ErrorLSU Error To enter the Engine Test Mode Engine Test ModeDiagnostic To enter the Engine Test modePaper Path Paper Tray Clearing Paper JamsPaper Exit Area Manual Feeder Fuser Area or Around the Toner CartridgePrinting the System Data List Clearing the MemoryClearing the Drum LCD Status Display by Each Error Consumables and Replacement PartsRoller Defective image Typical defect Periodic Defective ImageDisplay Meaning Suggested solutions Error MessageDirect 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 Drive Assy 13 FanMain PBA Engine Shield AssySmps Crum PCB Transfer Roller Feed Roller Remove the Feed Gear1 Assy, as shown below Pick Up Roller & Solenoid Disassembly and Reassembly Check and Cause Solution Printing Problems Causes and SolutionsVertical Black Lines and Bands Vertical White LineHorizontal Black Bands Black/White SpotDescription Digital Printer Dark Image or a Black Light ImageBackground Uneven DensityGhost Digital Printer Ghost Stains on the FaceBlank Page Print out Stains on BackCopy Problems White CopyBlack Copy Defective Image Quality Abnormal noisePaper Feed problems Causes and Solutions Wrong Print Position2 JAM 4 JAM 3 JAMPaper rolled in the fuser Multi-FeedingPaper rolled on the OPC Drum Printer Faults Causes and Solutions Fuser ErrorLSU Error Paper Empty Fuser gear melts due to overheating causing Paper JamCover Open Paper Empty without indicationNo error message when the cover is open Defective motor operation No PowerPrinted Vertical Lines become curved Precautions on Safe-keeping of Toner Cartridge Toner Cartridge ServiceService 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 How to delete the data in the spool manager Spool ErrorOPE 7Block Diagram 7.1 System Block DiagramExploded 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 9Connection 9.1 SCX-4200 Connection Diagram10.1 Main Board1/7 Schematic DiagramsMain 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 Vacuum Cleaner Spring Hook Tool for TroubleshootingDriver TweezersAcronyms and Abbreviations IPC Select a location for the printer 11.4 A4 ISO 19752 Standard Pattern
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