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Samsung CLP-300, Service Manual

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Samsung Electronics

Service Manual

Alignment and Adjustmens

6-1

2

6.5 Periodic Defective Image

If an image defects appears at regular intervals on the printed-paper, it is due to a faulty or damaged roller.
Refer to the table below and check the condition of the appropriate roller.

No

Roller

Period

Phenomenon

1

OPC Drum

188.5 mm

White and Black Spots

2

Charge Roller

37.7mm

Black Spot and line and Periodic Band

3

Supply Roller

47.5mm

Periodic Band by little difference of density

4

Developing Roller

26.0mm

White Spot, Horizontal black band

5

1

st

Transfer Roller

32.7mm

Ghost, Damaged Image by abnormal  tranfer

6

2

nd

Transfer Roller

57.5mm

Ghost, Damaged Image by abnormal  tranfer

7

86.6mm

Black Spots or Vertical Black Band

Heat Roller

8

86.6mm

Background

Pressure Roller

Summary of Contents for CLP-300

Page 1: ...eries Model CLP 300 B W 16 ppm Color 4 ppm SPL C CLP 300N CLP 300 Network Resolution 2400 x 600 dpi CPU Samsung CorrusM 170MHz Interface CLP 300 USB 2 0 CLP 300N USB 2 0 Ethernet 10 100 Base TX Consumables 2K black toner cartridge 1K color toner cartridge Waste toner box Paper Handling 150 sheets Semi cassette 1 sheet manual slot 150 sheet Face Down CLP 300 ...

Page 2: ... 0164K This service manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable international and or domestic law This service manual is also provided on the web the ITSELF system Samsung Electronics Co Ltd http itself sec samsung co kr ...

Page 3: ...2 2 Specifications 2 2 2 3 Model Comparison Table 2 7 3 System Overview 3 1 System Structure 3 1 3 2 Main PBA Description 3 7 3 3 CRUM 3 17 3 4 General Description 3 19 4 S W Structure and Descriptions 4 1 Architecture 4 1 4 2 Language Monitor 4 1 4 3 Status Monitor 4 1 4 4 Network Interface 4 2 4 5 Printer Driver Status Monitor 4 2 4 6 System F W Flow 4 3 4 7 Alarm Shortage 4 4 4 8 Error status 4...

Page 4: ...1 Control Panel 6 1 6 2 Function 6 2 6 3 Jam Removal 6 6 6 4 Sample Pattern 6 9 6 5 Periodic Defective Image 6 10 6 6 How to use EDC Engine Diagnostic Control Mode 6 11 6 7 Error Message 6 17 7 Troubleshooting 7 1 Procedure of Checking the Symptoms 7 1 7 2 Troubleshooting Checklist 7 2 7 3 Solving General Printing Problems 7 3 7 4 Solving Print Quality Problems 7 7 7 5 Common Windows Problems 7 11...

Page 5: ... 7 LSU Cover 8 10 8 8 Fuser Unit 8 11 8 9 ELA UNIT OPC DEV 8 12 8 10 ITB Unit 8 13 8 11 Casstte Unit 8 14 9 Block diagram 9 1 Block Diagram 9 1 10 Connection Diagram 10 1 Connection Diagram 10 1 11 Schematic Diagram 11 1 Main Board 11 1 11 2 Panel 11 16 11 3 DEVE INF 11 17 11 4 ITB INF 11 18 11 5 SMPS 110V 11 19 11 6 SMPS 220V 11 20 11 7 HVPS 11 21 ...

Page 6: ...Continued 12 Reference Information 12 1 Tools for Troubleshooting 12 1 12 2 Acronyms and Abbreviations 12 2 12 3 Select a location for the printer 12 4 12 4 A4 ISO 19752 Standard Pattern 12 5 ...

Page 7: ...ny human access to laser radiation above a Class I level during normal operation user maintenance or prescribed service condition Warning Never operate or service the printer with the protective cover removed from Laser Scanner assembly The reflected beam although invisible can damage your eyes When using this product these basic safety pre cautions should always be followed to reduce risk of fire...

Page 8: ...g or removing the power connector The power connector must be inserted com pletely otherwise a poor contact could cause overheating possibly leading to a fire When removing the power connector grip it firmly and pull 7 Take care of the power cable Do not allow it to become twisted bent sharply round corners or otherwise damaged Do not place objects on top of the power cable If the power cable is d...

Page 9: ...lease carry out the following procedures before dismantling the printer or replacing any parts 1 Check the contents of the machine memory and make a note of any user settings These will be erased if the mainboard is replaced 2 Ensure that power is disconnected before servicing or replacing any electrical parts 3 Disconnect printer interface cables and power cables 4 Only use approved spare parts E...

Page 10: ...r feeding entrance motor fan etc If do you can get harm 3 When you move the printer This printer weighs 13 6kg including Consumables Use safe lifting and handling techniques Back injury could be caused if you do not lift carefully 4 Ensure the printer is installed safely The printer weighs 13 6Kg ensure the printer is installed on a level surface capable of supporting its weight Failure to do so c...

Page 11: ...ctrical charges sufficient to damage ESDs 5 Do not use Freon propelled chemicals When sprayed these can generate electrical charges sufficient to dam age ESDs 6 Do not remove a replacement ESD from its protective packaging until immediately before installing it Most replacement ESDs are packaged with all leads shorted together by conductive foam aluminum foil or a compa rable conductive material 7...

Page 12: ... 5 000 images CLP W300A container or Approx 1 250 pages fulll color Standard image Pick up roller Approx 50 000 pages Contact a service Fuser unit Approx 100 000 black pages representative or 50 000 color pages T2 roller Approx 100 000 pages ITB Approx 60 000 black pages or 15 000 color pages Average A4 letter sized page count based on Standard coverage of individual colors on each page Usage cond...

Page 13: ...Manual Product Specifications 2 2 2 2 Specifications Specifications are correct at the time of printing Product specifications are subject to change without notice See below for product specifications 2 2 1 General Specifications ...

Page 14: ...Product Specifications Samsung Electronics Service Manual 2 3 2 2 2 Controller S W ...

Page 15: ...Samsung Electronics Service Manual Product Specifications 2 4 2 2 3 Paper Handling ...

Page 16: ...Semi glossy Key Unique Electronic key CRUM Life detect Sensor Y Remain 90 warning 100 empty 120 hardstop Imaging Kit OPC Deve Yield Approx 20K black pages or 12 5K color pages Key Unique Electronic key CRUM Sensor None that would be traced via software Replace method 6 steps for install replacing Waste Toner Container Yield 1 250 sheets Full Color Std Image or 5 000 images Full Sensor Key N A FRU ...

Page 17: ...s 2 6 2 2 5 Environment 2 2 6 Options 2 2 7 Accessory S W APPLICATION CD INA ACCESSORY CBF POWER CORD BAG PE S W APPLICATION CD MANUAL CARD WARRANTY CARD LABEL P BLANK 90 25 JC99 02015A 3903 000042 6902 000288 JC46 00257A JC46 00313A JC68 00690A JC68 01584A ...

Page 18: ...Product Specifications Samsung Electronics Service Manual 2 7 2 3 Model Comparison Table ...

Page 19: ...em Overview Samsung Electronics Service Manual 3 1 3 3 3 System Overview This chapter describes the functions and operating principles of the main components 3 1 System Structure 3 1 1 Main Parts of System ...

Page 20: ...stat Critical Temperature Detecting Device ITB Intermediate Transfer Belt 1st Transfer Roller The life span Print over 100 000 Images The ITB unit includes 1st Transfer Roller OPC Organic Photo Conductor Developer The life span Print over 44 000 Images Both Imagine Unit consists of 4 kinds of Developer OPC and Deve Main Frame Toner Kits The life span Color Initial 700 Sales 1 000 images ISO 19752 ...

Page 21: ...P Process Structure of EP Process Charger Developer Laser Scanning Unit OPC ITB Unit Eraser Blade Blade Media Path P2 Image on Media P1 Image on OPC Charger Developer Laser Scanning Unit OPC ITB Unit Eraser Blade Blade Media Path P2 Image on Media P1 Image on OPC ...

Page 22: ...ivity 10 5 ohm cm Applied voltage 1 1kV Charge acceptance 520V OPC coating thickness 21um OPC diameter 60mm Non eraser system 1 Organic Photoconductor is charged to uniform voltage by conductive roll charging method 2 No ozone is produced because corona is not used 3 Charger roll is cleaned with cleaning roll 4 Toner remained on OPC after T1 process is cleaned by cleaning blade and retrieved into ...

Page 23: ...e is being used to develop toner into latent image on OPC because non contact developing method is adopted 3 Y M C and K Images are sequentially developed onto OPC and transferred onto Intermediate Transfer Belt hereafter ITB to form a color image on ITB 4 Toner Bottles are used to supply toner into developer compartment 5 Toner level is being sensed to control toner supply from toner bottle to de...

Page 24: ...also positive to get color image moved onto media 3 Toner remained on ITB after T2 process is cleaning by ITB cleaning blade and collected and 4 Transported and retrieved into waste toner box by auger and belt driving system 5 T2 Roll is engaged when color image is being transferred onto media Otherwise it is disengaged Clutch is used for driving T2 Roll engagement and disengagement Fusing 3 Roll ...

Page 25: ...escription 3 2 1 Main Controller PBA CN4 CN10 CN2 CN7 CN28 CN20 CN24 CN25 CN19 USB RJ45 CN8 CN20 CN24 CN16 CN19 CN15 CN13 CN5 DEVE_ HOME DEV_ SOL ITB_ CLUTCH PANEL SMPS COVER OPEN HVPS 5V SWITCH LSU DEVE ITB REG EMPTY REGI CLUTCH PICKUP BLDC T2_ CLUTCH FUSER FUSER CLUTCH ...

Page 26: ... Main Control SoC USB Connector RJ45 SDRAM Network Physical Chip EEPROM 64Kbit Flash Memory OSC5 12MHz OSC2 12MHz OSC6 12MHz OSC4 25MHz USB2 0 Device CHORUSm Main Control SoC USB Connector RJ45 SDRAM Network Physical Chip EEPROM 64Kbit Flash Memory OSC5 12MHz OSC2 12MHz OSC6 12MHz OSC4 25MHz ...

Page 27: ...ne to print image Function Process 0 13um Technology Package 496 PBGA CPU Core ARM 920T 300MHz Cache I Cache 16KB D Cache 16KB System Bus 32 bit width 100MHz SDRAM Controller 32 bit width 100MHz operation 5 Banks Up to 128MB Address space per Bank Programmable Timing to Control SDRAM A C Characteristics Support Self Refresh for Data Retention ROM Controller 32 bit width 4 Banks Up to 16MB Address ...

Page 28: ...0dpi CIS CCD Interface Color Mono grey image Binary image scan support 600dpi Color Mono Copy support Image Processing for High End MFP Digital Copier MH MR MMR CODEC for Fax Scan image A4 1200dpi processing Copy image A4 600dpi processing MAC Controller 10 100Mbps Full IEEE 802 3 compatibility PPI Controller IEEE1284 compliant parallel port interface DMA Based or Interrupt Based operation GEU Con...

Page 29: ...System Overview Samsung Electronics Service Manual 3 11 CHORUSm Internal Block Diagram ...

Page 30: ...al layer chip outside and thus receives print job from host STE100P is used for physi cal layer chip 6 EEPROM Block System EEPROM is controlled by the I2C controller built in CHORUSm connected to the other non volatile memory on I2C bus It works at the speed of 400KHz This system EEPROM contains all drive information and production information necessary for the operation of printer Its size is 16k...

Page 31: ...2 PWM Control PWM Controller built in CHORUSm controls the parts that require PWM for normal printing such as BLDC drive speed and HVPS high voltage level etc 13 ADC Control It is controlled by ADC Controller built in CHORUSm and is used for perception of charged voltage and current 1st and 2nd transfer voltage and current fusing temperature used up toner and toner amount and interior temperature ...

Page 32: ... and AC Heat Control part which supplies power to Fuser Standard TYPE III is used 1 DC Output Main Controller PBA OP Panel BLDC Sensors Clutches Other PBAs 2 AC Output Fuser Unit Heat Lamp Thermostat 3 Output Voltage CON2 To Main PBA CON1 CON3 AC Input Fuser AC CHANNEL 5 0V 24V 24VF V_out 5 0V 5 24 0V 15 10 24 0V 15 10 Load MicroController LSU MOTOR CLUTCH CMOS LOGIC HVPS ...

Page 33: ...age Power Supply PBA HVPS PBA generates high voltage of charger supply T1 and T2 which is supplied to Developer ensuring optimum con dition for image formation HVPS receives input of 24V and generates high voltage supplying it to Toner OPC Cartridge ITB Unit and Transfer Roller ...

Page 34: ...and the image will be blurred 4 T2 Cleaning Voltage Clean T2 Function prevent reverse side of paper from being dirtied by recovering the negatively charged toner remaining at Transfer Roller and sending it onto ITB Output voltage with no feedback control output fixed voltage 1300V 15 ERROR type reverse side of paper will be dirtied 5 Supplying Voltage Supply AC DC Function voltage that makes toner...

Page 35: ... It runs with the setting of default development parameter Image quality will be degraded for the lack of appropriate respond to the change of time and environment 3 Service Response It is possible to response appropriately for the information of cartridge life is saved at Back Up Area Process after CRU life expiration 1 Record the information of End of Life 2 Copy the information of Operating Are...

Page 36: ...Samsung Electronics Service Manual System Overview 3 18 CRUM Position Cap Agitator Washer Bottle Agitator Seal CRUM Coupling Cap CRUM ...

Page 37: ...ld smallest and lightest color laser printer This model has 16ppm B W print speed and 4ppm color print speed 2400 x 600 dpi class optical 600 x 600 dpi color laser printer 3 4 1 Controller The video controller board is located on the right side of the printer Basic Memory is 32 Mbytes SDRAM Field F W upgradeable FLASH ROM firmware for controller 1024 byte EEPROM Printing Resolution Native 600 x 60...

Page 38: ...ll be recommended as follows Average A4 letter sized page count based on ISO 19752 Standard coverage of individual colors on each page Usage conditions and print patterns may cause results to vary Image counts based on one color on each page If you print documents in full color Cyan Magenta Yellow Black the life of this item will be reduced by 25 Item s Pages Printed Part number Remark Black toner...

Page 39: ... specified life point and hard stop point on toner not on IBT unit and also store the cur rent life count pages count pixels count images count and of usage gas gauge data 3 4 12 LOW OUT Behavior for consumables The consumable low and out behavior on CLP 300 Series engine is specified by SEC FP Device for life end Law 90 Life 100 Hard stop Reset to 0 message detection Toner CRUM Yes Yes Yes 115 No...

Page 40: ...ndows Spool System The main roll of the Language Monitor is that sends a job start message to the Status Monitor Therefore the Status Monitor can start polling to get the printer status The second roll is that sends the job information such as User ID and Job ID to the Status Monitor and the Printer F W Hence the Status Monitor can stop polling because the Printer F W informs the Status Monitor th...

Page 41: ...the polling interval When the user wants to set the option of the Status Monitor manually he or she can set it using the Printer Driver User Interface So if the user set option that the Status Monitor is disabled the Status Monitor can s show HTML Help to the user although the error has occurred while printing Printer Driver Language Monitor Printer Server Kernel NPC Job ID Status Monitor Status M...

Page 42: ...r Registration measure Auto Color Registration pattern printing Color Registration adjustment Page Sync modify Line Sync modify Video Clock Freq modify Density pattern printing LSU temperature control LED LSU Video signal generator P Sync L Sync clock Video data PWM Comparator PWM SMPS Fan PWM Auto color registration sensor LPEC2 ACR module LSU ADC ACR data H Sync LSU temperat ure sensor ADC 4 6 S...

Page 43: ...de Printer Jam In Exit Area 4 Cover Cover Open Message toggles between Cover Open and Install Transfer Belt SCF Cove Open 5 Service Call Unrecoverable Error Engine LSU Error Main Motor Error Dev Motor Error Engine Fuser Over Low Heat Error Rear Fan Error Left Fan Error SMPS Fan Error 6 Others Memory Overflow Error Ready IP Conflict Toner C M Y K Transfer Belt Fuser Pickup Rollers MP Tray1 Tray2 90...

Page 44: ...on Model Name Supplier ID Serial Number Company ID MFG Date Capacity Page Count Toner Cartridge and Transfer Belt Indicates how many pages are printed by using the consumable Dot Count Toner Cartridge Only Indicates how many dots are printed by using the toner cartridge 4 10 FW Upgrade Via USB or Network SWS SWAS You can upgrade F W via USB or Network whenever the printer is Ready Via Using F W Do...

Page 45: ...Samsung Electronics Service Manual S W Structure and Descriptions 4 6 4 11 Initailize Flow ...

Page 46: ...S W Structure and Descriptions Samsung Electronics Service Manual 4 7 ...

Page 47: ...LSU Unit page 5 5 2 Disassemble of ITB Unit page 5 5 3 Custody of OPC Unit page 5 5 4 Custody of Toner Cartridge page 5 5 5 Disassemble of DEVE Drive Ass y and Main Drive Ass y page 5 5 6 Disassemble of Terminal Parts page 5 5 7 Disassemble of Fuser Unit page 5 5 5 3 2 Screws Used in the Printer page 5 6 5 3 3 Opening Covers and replacing Consumable parts page 5 10 Consumable parts removal page 5 ...

Page 48: ...ecautions when handling or storing a PBA Precautions when moving and storing PBA 1 Please keep PBA in a conductive case anti static bag or wrapped in aluminum foil 2 Do not store a PBA where it is exposed to direct sunlight Precautions when replacing PBA 1 Disconnect power connectors first before disconnecting other cables 2 Do not touch any soldered connections connector terminals or other electr...

Page 49: ...d Part number Black toner cartridge Approx 1 500 pages CLP K300A Color toner cartridge Approx 700 pages CLP C300A Cyan CLP M300A Magenta CLP Y300A Yellow Imaging unit Approx 20 000 black pages or approx CLP R300A 12 500 color pages Waste toner Approx 5 000 images or Approx CLP W300A container 1 250 pages fulll color ISO 19752 Standard image Pick up roller Approx 50 000 pages Contact a service Fuse...

Page 50: ... occur Clean the printer with a soft lint free cloth dipped in a Recommended cleaner Recommended cleaner can be purchased from our service center where available Do not touch the transfer roller when cleaning the inside of the printer Grease and oils from the skin will contaminate the surface and reduce print quality Do not touch transfer roller when cleaning inside of machine If transfer roller g...

Page 51: ...e 4 Disassembly of DEVE drive ass y and the main drive ass y The alignment of the drive mechanism is critical and it has been set up in factory using a jig and a driving gear It is adjust ed for the best gearing alignment If the motor is disassembled alignment would not be maintained and this could cause operational noise and image problems image alignment and toner distribution may be affected 5 ...

Page 52: ...used in the printer The screws listed in the table below are used in this printer Please ensure that when you disassemble the printer you keep a note of which screw is used for which part and that when reassembling the printer the correct screws are used in the appropriate places ...

Page 53: ...Disassembly and Reassembly Samsung Electronics Service Manual 5 7 ...

Page 54: ...Samsung Electronics Service Manual Disassembly and Reassembly 5 8 ...

Page 55: ...Disassembly and Reassembly Samsung Electronics Service Manual 5 9 ...

Page 56: ... the ITB Unit 1 Pull out the unit toward out side of printer slightly 2 Lift up the unit gently 3 Pull out the unit gently 3 Unscrew 2 screws on the Top Cover and then remove the Top Cover 4 Unscrew 1 screw on the Right Cover and then remove the Right Cover after open the Rear Cover 5 4 Disassembly Procedure 5 4 1 Cover Unit ...

Page 57: ...Samsung Electronics Service Manual 5 11 5 Remove the Left Cover 1 Unscrew 4 screws on the Fuser after open the Rear Cover 2 Push the Holder Shaft Fuser as shown in Picture 3 Take out the Fuser Ass y from Printer 5 4 2 Fuser Ass y ...

Page 58: ...wn in Picture and then take out 3 Remove 4 screws and then take out the LSU 5 4 3 LSU Laser Scan Unit 1 Follow step 1 through step 5 in Cover Unit Disassembly except removing Righ Cover 2 Unscrew 6 screws and then take out the HVPS Be careful of taking out the HVPS because there are 7 High Voltage Terminal behind HVPS 5 4 4 HVPS High Voltage Power Supply ...

Page 59: ...it Disassembly 2 Unscrew 5 screws and then take out the Main Board after plug out all the Harness 5 4 5 Main Board 1 Follow step 1 through step 4 in Cover Unit Disassembly 2 Remove the Main Board 3 Unscrew 2 screws and then take out the SMPS after plug out all the Harness 5 4 6 SMPS Switching Mode Power Supply ...

Page 60: ...hrough step 4 in Cover Unit Disassembly 2 Remove the Main Board 3 Remove the SMPS 4 Unscrew 8 screws and then take out the Drive Ass y 5 4 7 Drive Ass y 1 Open Rear Cover 2 Pull back the hook which holds the Roller like below picture and remove the Transfer Roller 5 4 8 Transfer Roller ...

Page 61: ... LEDs The User Interface module handles the processing of the Key Press and Led control at different states of the machine 6 1 2 Architecture KEY 2 key Stop key Black only key LED 6 LEDs 4 LED for CMYK toners toner low cyan magenta yellow black LEDs 1 LED for status ready green or error red status LED two color LED 1 LED for Black only If Black only key is pressed Black only led glows 6 1 3 Data a...

Page 62: ...tection event to panel task 3 KEY input process Stop key input process After the panel task is received the Stop key detection event it checks the engine error status two times and process the operation to be defined by key value Demo page Configuration sheet function This button will have multiple functions when the printer is in idle state Demo page printing Press and hold this button for about ...

Page 63: ...of the printer in idle mode In error mode the status LED glows by red color and in ready mode it glows by green color The other four LEDs indicate the toner status If the black toner needs to change the toner low black LED glows and if the color yellow magenta cyan toners need to change the toner low yellow magenta cyan LED glows Black only LED indicate the printer mode If the users press the Blac...

Page 64: ...Cyan toner needs to change N A N A Toner low magenta ON Magenta toner needs to change N A N A Toner low yellow ON Yellow toner needs to change N A ON N A Black only key is pressed Service Error LED Operation All LEDs blink the each time interval Service Error LED operation Fuser Error Open Fuser Error All LEDs Toner low LEDs Status Red LED Black only LED blink a time interval of 1 second No Heat E...

Page 65: ... low LEDs blink one time 2 After Status Red LED blinks two times Toner low LEDs blink one time 3 After Status Red LED blinks three times Toner low LEDs blink one time 4 After Status Red LED blinks four times Toner low LEDs blink one time 5 After Status Red LED blinks five times Toner low LEDs blink one time 6 After Status Red LED blinks six times Toner low LEDs blink one time 7 After Status Red LE...

Page 66: ... again 6 3 1 Clearing Paper Jams NOTE When removing paper that is jammed in the printer if possible always pull the paper in the direction that it normally moves so as not to damage internal components Always pull firmly and evenly do not jerk the paper If the paper tears ensure that all fragments of paper are removed otherwise a jam will occur again If a paper jam occurs the Status LED on the con...

Page 67: ... and then open the top cover 4 Holding the inner cover open carefully take the jammed paper out of the printer The inner cover will then close automatically 5 Close the top cover Make sure that it is securely latched 6 Open and then close the rear cover or front cover to resume printing ...

Page 68: ...e Ensure that the adjustable guides are positioned correctly Do not overload the paper tray Do not remove the paper from the tray while printing Flex fan and straighten the paper before loading Do not use creased damp or highly curled paper Do not mix paper types in a tray Use only recommended print materials Ensure that the recommended print side of print materials is facing up in the paper tray ...

Page 69: ...ter is operating correctly To print a demo page In ready mode press and hold the Stop button for 2 seconds A demo page showing the printer s features and capabilities is printed 6 4 2 Printing a Configuration Page You can print a configuration page from the printer s control panel Use the configuration page to view the current settings to help troubleshoot problems To print a configuration page In...

Page 70: ...Samsung Electronics Service Manual Alignment and Adjustmens 6 10 ...

Page 71: ...Samsung Electronics Alignment and Adjustmens Samsung Electronics Service Manual 6 11 ...

Page 72: ...oller Period Phenomenon 1 OPC Drum 188 5 mm White and Black Spots 2 Charge Roller 37 7mm Black Spot and line and Periodic Band 3 Supply Roller 47 5mm Periodic Band by little difference of density 4 Developing Roller 26 0mm White Spot Horizontal black band 5 1st Transfer Roller 32 7mm Ghost Damaged Image by abnormal tranfer 6 2nd Transfer Roller 57 5mm Ghost Damaged Image by abnormal tranfer 7 86 6...

Page 73: ... check the CLP 300 Series EDC Mode additional EDC execution program needed Procedure of EDC Mode operation a First turn on the Power of Printer wait until Ready state b In this state Run the EDC program on the computer c After that click the menu of screen d Then Motor Test appears on the initial screen e Should you get out of this program press Exit of screen 6 6 2 Keys Key Discription Exit Close...

Page 74: ...r Level is pushed M Toner Off message will be displayed C Toner When select key is pushed C Toner ON message will be displayed Upper Level is pushed C Toner Off message will be displayed K Toner When select key is pushed K Toner ON message will be displayed Upper Level is pushed K Toner Off message will be displayed Regi Clutch When select key is pushed REGI Clutch ON message will be displayed Upp...

Page 75: ... Level is pushed off message will be displayed LSU Power When select key is pushed LSU Power On message will be displayed If not LSU Power Off message will be Laser Diode When select key is pushed Laser Diode On message will be displayed If not Laser Diode Off message will be PTL When select key is pushed PTL On message will be displayed If not PTL Off message will be Fuser When select key is push...

Page 76: ...d T2 REVERSE When select key is pushed T2 REVERSE On message will be displayed If not T2 REVERSE Off will be Dev DC When select key is pushed DUTY x message will be displayed And then Left Right arrow is selected x is increased or decreased And DUTY x message will be displayed is disappeared And then select key is pushed x message will be displayed When Upper Level is pushed is disappeared Dev AC ...

Page 77: ... the waste toner box Paper Jam Paper Jam at the tray1 Paper is not picked up Cover Open Close When you still want to continue printing Paper Jam inside printer There is a paper inside printer After cover Open Paper must be removed and then close the cover Item Discription Fuser When select key is pushed Initialized message will be displayed When Upper Level is pushed Off message is disappeared Tra...

Page 78: ...peed Hsync is not detected LSU or Main board must be checked Transfer Belt Error ITB home sensor is not checked for a normal time ITB must be checked Fuser Over Heat error Temperature of fuser is high Fuser or Main board must be checked Fuser Low Heat error Temperature of fuser is low Fuser or Main board must be checked Dev Home error Home of Development is not checked or checked at the abnormal t...

Page 79: ...rar ily improve print quality by redistributing the toner The lighting toner cartridge is empty Remove the old toner cartridge and install a new one The blinking toner cartridge is totally exhausted Remove the old toner cartridge and install a new one The blinking toner cartridge is wrong Only install a Samsung toner cartridge designed for your printer A paper jam has occurred To solve the problem...

Page 80: ...efore attempting to repair the printer first obtain a detailed description of the problem from the customer Power On Indicate Red Lamp ON Status LED Green OK Print test pattern printing Quality is Nomal Refer to Solution of Image Problem Refer to 6 2 2 LED Function END No Power Power Module error Main PBA LED Panel ON ...

Page 81: ...r jams in the printer go to Clearing Paper Jams Check the demo page to see if it is printed correctly If there is a print quality problem go to Solving Print Quality Problems If completing the checklist does not resolve the printer problem check the following troubleshooting sections See Solving General Printing Problems See Solving Print Quality Problems See Common Windows Problems See Common Mac...

Page 82: ...Troubleshooting Samsung Electronics Service Manual 7 3 7 3 Solving General Printing Problems For problems with the operation of your printer refer to the table for suggested solutions ...

Page 83: ...Samsung Electronics Service Manual Troubleshooting 7 4 ...

Page 84: ...Troubleshooting Samsung Electronics Service Manual 7 5 ...

Page 85: ...Samsung Electronics Service Manual Troubleshooting 7 6 ...

Page 86: ... moist or too rough AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc Dropouts If generally rounded faded areas occur randomly on the page A single sheet of paper may be defective Try reprinting the job The moisture content of the paper is uneven or the paper has moist spots on its sur face Try a different brand of paper The paper lot is bad The manufacturing process can cause some areas to reject toner Try a di...

Page 87: ...e defects occur on the back of the page the problem will likely correct itself after a few more pages The fusing assembly may be damaged Contact a service representative AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc Background scatter Background scatter results from bits of toner distributed on the printed page The paper may be too damp Try printing with a different batch of paper Do not open packages of pap...

Page 88: ...ity can cause paper curl Turn the stack of paper over in the tray Also try rotating the paper 180 in the tray Wrinkles or creases Ensure that the paper is loaded properly Check the paper type and quality Turn the stack of paper over in the paper tray Also try rotating the paper 180 in the tray Back of printouts aredirty Check for leaking toner Clean the inside of the printer Solid Color or Black p...

Page 89: ... paper Remove the paper and turn it over The paper may not meet paper specifications A Horizontal stripes If horizontally aligned color or black streaks or smears appear A toner cartridge may be installed improperly Remove the toner cartridge and reinsert A toner cartridge may be defective Install a new toner cartridge If the problem persists the printer may require repair Contact a service repres...

Page 90: ... and try printing again Fail To Print A printer timeout error occurred messages appear These messages may appear during printing Just keep waiting until the printer finishes printing If the message appears in standby mode or after printing has been completed check the connection and or whether an error has occurred NOTE Refer to the Microsoft Windows 98 Me NT 4 0 2000 2003 XP User s Guide that cam...

Page 91: ...ms to the Adobe Document Structing Conventions Problems may arise when using N up and other features that rely on post processing if the document being printed isn t compliant I am using BSD lpr Slackware Debian older distributions and some options chosen in LLPR don t seem to take effect Legacy BSD lpr systems have a hard limitation on the length of the option string that can be passed to the pri...

Page 92: ... you to specify the IP address of SMB printers so you will have to be able to browse the resource with SAMBA in order to be able to print Some documents come out as white pages when printing Some versions of CUPS especially those shipped with Mandrake Linux before the 8 1 release have some known bugs when processing PostScript output from some applications Try upgrading to the latest version of CU...

Page 93: ... interactively and see if you get error messages However since the application is probably at fault contact your software ven dor to inform them of the issue Problem Possible Cause and Solution Some color images come out all black This is a known bug in Ghostscript until GNU Ghostscript version 7 05 when the base color space of the document is indexed color space and it is converted through CIE co...

Page 94: ...Troubleshooting Samsung Electronics Service Manual 7 15 7 8 Major Problems Trouble shooting 7 8 1 Vertical Line and Band 7 8 2 Vertical White Line ...

Page 95: ...Samsung Electronics Service Manual Troubleshooting 7 16 7 8 3 Light Image 7 8 4 Dark Image or black ...

Page 96: ...Troubleshooting Samsung Electronics Service Manual 7 17 7 8 5 Background 7 8 6 JAM 0 ...

Page 97: ...Samsung Electronics Service Manual Troubleshooting 7 18 7 8 7 JAM 1 7 8 8 Multi Feeding 7 8 9 Not function of the gear of the fuser due to melting away ...

Page 98: ...Troubleshooting Samsung Electronics Service Manual 7 19 7 8 10 Paper Empty 7 8 11 Cover Open 7 8 12 Defective motor operation ...

Page 99: ...Samsung Electronics Service Manual Troubleshooting 7 20 7 8 13 No Power 7 8 14 Vertical Line Getting Curved 7 8 15 LSU Error ...

Page 100: ... 1 8 8 8 1 Main 8 2 8 2 Top Cover 8 3 8 3 Rear Cover 8 4 8 4 Front Cover 8 5 8 5 Main Driver 8 6 8 6 Main Frame 8 9 8 7 LSU Cover 8 10 8 8 Fuser Unit 8 11 8 9 ELA UNIT OPC DEV 8 12 8 10 ITB Unit 8 13 8 11 Casstte Unit 8 14 Contents 8 Exploded Views and Parts List ...

Page 101: ...Samsung Electronics Service Manual Exploded Views Parts List 8 2 8 1 Main 0 1 2 3 4 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 6 ...

Page 102: ...8 2 Top Cover 0 3 8 9 10 11 7 2 1 4 6 5 12 Samsung Electronics Service Manual 8 3 Exploded Views Parts List ...

Page 103: ...Samsung Electronics Service Manual Exploded Views Parts List 8 4 8 3 Rear Cover 0 2 7 1 5 4 9 9 8 3 6 8 10 ...

Page 104: ...8 4 Front Cover 0 2 1 Samsung Electronics Service Manual 8 5 Exploded Views Parts List ...

Page 105: ...Exploded Views Parts List Samsung Electronics Service Manual 8 6 8 5 Main Driver 1 0 31 30 29 32 36 34 25 26 27 27 28 37 35 20 7 19 15 2 14 17 16 18 13 12 1 2 3 4 5 8 21 22 23 24 7 6 9 10 11 33 ...

Page 106: ...Main Driver 2 49 11 23 28 38 42 43 50 49 48 47 49 47 45 46 44 41 42 52 40 39 Samsung Electronics Service Manual 8 7 Exploded Views Parts List ...

Page 107: ...Exploded Views Parts List 8 6 Main Frame 1 0 1 2 2 3 3 4 5 6 7 8 8 8 7 9 10 11 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 17 29 30 31 32 33 34 35 Samsung Electronics Service Manual 8 8 ...

Page 108: ...Main Frame 2 0 36 37 38 39 40 41 42 43 43 42 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 58 1 58 2 58 3 59 60 61 62 63 64 65 63 Samsung Electronics Service Manual 8 9 Exploded Views Parts List ...

Page 109: ...Exploded Views Parts List 8 7 LSU Cover 0 5 4 4 2 1 6 3 Samsung Electronics Service Manual 8 10 ...

Page 110: ...Exploded Views Parts List Samsung Electronics Service Manual 8 11 8 8 Fuser Unit 0 15 38 33 32 40 34 17 2 18 14 10 16 22 19 20 21 39 9 8 13 11 3 28 36 4 5 12 35 43 6 31 30 1 29 26 27 7 40 41 37 23 ...

Page 111: ...Samsung Electronics Service Manual Exploded Views Parts List 8 12 8 9 ELA UNIT OPC DEV 0 3 2 10 9 11 6 16 2 15 13 14 12 5 ...

Page 112: ...25 60 6 6 56 20 59 24 58 41 54 48 52 32 7 22 5 16 50 6 38 38 43 37 37 36 34 68 33 53 40 76 6 6 6 27 31 55 46 57 15 47 6 49 30 35 28 65 44 39 18 42 8 8 62 39 7 7 27 40 45 23 10 6 19 21 6 Samsung Electronics Service Manual 8 13 Exploded Views Parts List ...

Page 113: ...8 11 Casstte Unit 0 1 2 3 4 5 6 7 6 7 8 9 10 11 12 13 14 14 15 16 17 17 18 19 Samsung Electronics Service Manual Exploded Views Parts List 8 14 ...

Page 114: ...79 3 37 SNA 8 2 3 JC63 00843A COVER M JAM COVER CLP 300 ABS FR 79 4 SNA 8 2 4 JC64 00211A KEY M OP1 CLP 300 ABS 36024 HF 066 Z4414 SA 8 2 5 JC63 00860A COVER M LED CLP 300 ABS T1 5 52 77 9 SNA 8 2 6 6107 001169 SPRING CS SUS304 WPB PI0 55 D9 3 14 25 Z4415 SA 8 2 6 6107 001306 SPRING CS SUS304 WPB PI0 55 D6 45 L11 SA 8 2 6 6107 001285 SPRING CS SUS304 WPB PI0 45 D8 85 L12 SNA 8 2 6 6107 001278 SPRI...

Page 115: ...A 8 5 23 6031 001255 WASHER PLAIN NYLON CUTTING ID5 OD9 T0 5 W0004 SA 8 5 24 JC66 00771A GEAR _M_IDLE PICKUP CLP 600 POM M0 8 SPU G0010 SA 8 5 25 JC61 01459A BRACKET M DRIVE FRONT CLP 300 PC T2 5 W1 SNA 8 5 26 JC66 01061A SHAFT IDLE D8 CLP 300 SUM24L NI L16 7 D1 SNA 8 5 27 JC66 01064A GEAR IDLE Z37 CLP 300 POM M0 8 Z37 WHI Z4441 SA 8 5 28 6003 000301 SCREW TAPTITE BH S M4 L6 ZPC YEL SWRC SNA 8 5 2...

Page 116: ...I CLP 300 3 0W DC24V 125 Z4467 SA 8 6 58 JC47 00014A MEP CLUTCH CAM CLP 300 DC24V 0 18A C Z4469 SA 8 6 58 JC61 01566A HOLDER M CLUTCH FUSER CLP 300 PC ABS T2 SNA 8 6 1 JC61 01443A FRAME M BASE GOGH CLP 300 PC ABS NH 1000 SNA 8 6 33 JC61 01451A PLATE P GROUND OPC L CLP 300 C5210P T0 2 SNA 8 6 59 JC61 01478A GUIDE M HARNESS CLP 300 ABS HB T2 5 118 SNA 8 6 18 JC61 01482A PLATE P GROUND FUSER CLP 300 ...

Page 117: ...076A SPRING ETC TORSION DOC CC2 F SCX 1110F O1013 SA 8 6 25 JC61 01481A HOLDER M ACTUATOR EMPTY CLP 300 ABS T2 5 SNA 8 6 24 JC66 01119A LEVER M ACTUATOR EMPTY CLP 300 PC T2 5 5 SNA 8 7 1 JC67 00168A BRUSH LSU CLP 300 PP BRUSH W4 5 L180 6 SNA 8 7 2 JC64 00267A SHUTTER LSU CLP 300 ABS GF20 T2 5 W11 5 SNA 8 7 3 JC63 00839A COVER M LSU CLP 300 ABS HB T2 0 239 5 1 SNA 8 7 4 6107 001295 SPRING CS SUS304...

Page 118: ...AL NO ML 85 ART 70X15 G100 SNA 8 9 9 JC69 01013A CUSHION DEVE CLP 300 EPP T10 W75 L351 SNA 8 9 10 JC96 03911A ELA UNIT DEV MAIN SET CLP 300 SEC EXPORT SNA 8 9 11 JC97 02571A MEA UNIT OPC SET CLP 300 SEC WORLD SNA 8 9 12 JC97 02613A MEA UNIT DEV Y CLP 300 SEC EXPORT SNA 8 9 13 JC97 02614A MEA UNIT DEV M CLP 300 SEC EXPORT SNA 8 9 14 JC97 02615A MEA UNIT DEV C CLP 300 SEC EXPORT SNA 8 9 15 JC97 0261...

Page 119: ...0 5 5 222 5 SNA 8 10 54 JC66 01082A ARM M BLADE ITB CLP 300 PC T5 0 53 L71 B SNA 8 10 55 JC66 01083A SHAFT M BELT WASTE CLP 300 POM M90 44 L SNA 8 10 56 JC66 01085A SHAFT M AUGER ITB CLP 300 ABS GF20 253 SNA 8 10 57 JC66 01087A GEAR AUGER ITB CLP 300 POM M90 44 M0 8 SNA 8 10 58 JC66 01112A DRUM ITB BELT CLP 300 PI OD120 W240 L376 SNA 8 10 59 JC66 01131A ROLLER T1 CLP 300 NBR ECO FORM OD14 L2 SNA 8...

Page 120: ... SNA N A 0202 001459 SOLDER CREAM S3X58 M405 D20 38 96 5SS SNA N A JC68 01564B MANUAL INSTALL CLP 300 SEC 10 GOGH M150 SNA N A JC92 01707B PBA MAIN GOGH_NET CLP 300 SEC KOREA GDI SA N A JC64 00260A HANDLE M BOTTLE CLP 300 ABS T5 9 W32 3 L SNA N A JC66 01049A GEAR OPC DRIVE CLP 300 POM M0 6 M0 6 Z53 SA N A JC39 00484A CBF HARNESS SMPS CLP 300 WIRE HARNESS UL SA N A JC39 00485A CBF HARNESS HVPS CLP ...

Page 121: ... MEA UNIT FU TERMINAL CLP 300 SEC EXPORT SA N A JC97 02640A MEA UNIT REGIACTUATOR CLP 300 SEC EXPORT SA N A JC97 02641A MEA UNIT EXIT ROLLER CLP 300 SEC EXPORT SA N A JC68 01154A LABEL R POP A COMMON PC HOLOGRAM T0 SNA N A JC68 01825A LABEL CAUTION CLP 300 SEC WHITE POLY W SNA N A JC69 01014A CUSHION MAIN BOTTOM CLP 300 EPP 87 502 4 SNA N A JC63 00845A COVER M RIGHT SIDE CLP 300 ABS FR T2 5 2 SA N...

Page 122: ...ON CLP 300 SEC YUPO T0 2 W10 SNA N A JC68 10932A LABEL P BLANK ML ML 85 ART 70X60 G100 SNA N A JC69 01014B CUSHION MAIN TOP CLP 300 EPP 184 502 411 SNA N A JC96 04002A ELA HOU REGI_EMP CLP 300 KOREA KOREA REG SA N A JC97 02642A MEA UNIT EMPTY ACT CLP 300 SEC EXPORT SA N A JC97 02647A MEA UNIT PICKUP ROLL CLP 300 SEC EXPORT SA N A JG61 40001A FOOT SF4000 SF4000 CR BLK CR 3 F1017 SA N A 0201 001183 ...

Page 123: ...2 001049 C AL SMD 10uF 20 16V GP TP 3 3x3 3x5 4 SA N A 2703 000300 INDUCTOR SMD 1uH 10 1608 SA N A 2703 002055 INDUCTOR SMD 2 2UH 20 6363 SNA N A 2901 001178 FILTER EMI SMD 25V 2A 100000pF 2x1 25x SA N A 3301 000325 BEAD SMD 60ohm 3 2x2 5x1 3mm 400mA TP SNA N A 3301 001122 BEAD SMD 600ohm 1 6x0 8x0 8mm TP SNA N A 3301 001240 BEAD SMD 120ohm 1608 200mA 393ohm 305MH SNA N A 3404 000165 SWITCH TACT 1...

Page 124: ...0 SUS304 T0 1 W21 SNA N A JC61 01753A PLATE _P DEVE SUPPORT CLP 300 STSC301 CS SNA N A JC61 01775A BRACKET CAM BAR CLP 300 SECC T1 2 W4 5 L SNA N A JC61 70929A SPRING ETC HV LARGE ML 5000A SUS304 WPB Z4437 SA N A JC62 00211A SEAL DRUM OPC CLP 300 URETHANE FILM T0 SNA N A JC62 00215A SEAL SIDE DEVE CLP 300 PORON LE20 BLACK SNA N A JC62 00216A SEAL BRACKET OPC CLP 300 EPDM T2 7 W3 SNA N A JC62 00226...

Page 125: ...LP 300 POM DE588P M0 SNA N A JC66 01092A SHAFT M AUGER SUPPLY CLP 300 ABS GF20 G SNA N A JC66 01093A SHAFT M BELT CLP 300 POM M90 44 24 8 ÕS SNA N A JC66 01094A LEVER M WASTE SENSOR CLP 300 ABS 3 0T 18 SNA N A JC66 01099A SHAFT M AUGER TONER Y CLP 300 ABS GF20 SNA N A JC66 01100A SHAFT M AUGER TONER M CLP 300 ABS GF20 SNA N A JC66 01101A SHAFT M AUGER TONER C CLP 300 ABS GF20 SNA N A JC66 01102A S...

Page 126: ...P 300 SEC WORLD SNA N A 0407 000101 DIODE ARRAY DA204K 20V 100mA C2 3 SOT 23 SA N A 0501 000457 TR SMALL SIGNAL MMBT2222A NPN 350mW SOT SA N A 0601 000003 LED ROUND RED GRN 3 1MM 650 563NM 3 8X5 SA N A 0601 001138 LED IR ROUND 5mm 150mW 4V 950nm BK SNA N A 0601 001908 LED ROUND RED 3MM 630NM 3 2X4 6MM SNA N A 0603 001021 PHOTO TR NPN 20V 5V 20mA 75mW TP SA N A 1103 001366 IC EEPROM 34C02 2KBIT 256...

Page 127: ... 400V 1A TS 1 TP SA N A 1001 000170 IC ANALOG SWITCH MC14051BD SPDT CMOS SOP SA N A 1404 001141 THERMISTOR NTC 5 6Kohm 5 3200K 2 1mW C SNA N A 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM SA N A 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 SA N A 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 SA N A 2007 000119 R CHIP 560ohm 5 1 10W TP 1608 SA N A 2007 000122 R CHIP 1 2Kohm 5 1 10W TP 1608 SA N A 2...

Page 128: ...N REGI_CLT PICK UP HOME 16 P 3P 3P 4P 22P P_EMPTY E Coil Thermos tat DAA GDI PANEL SW BA T SCF MP_EMPTY USB RJ 45 SCAN CCD HOME 2P 2P ITB_CLT PICK UP_CLT 3P 8P 24P 2P 3P 3P 3P 3P 6P 2P 3 P 4P 2P 6P 1P 1 P 5P 3P 2P CHA RGER 1EA T1 1EA T2 1EA Bi as AC 1EA DC 1EA RELAY RELAY RELAY RELAY Bi as Y Bi as M Bi as C Bi as K Deve Cr um MC34C 0 2 IT B HOME Senso r Y CRUM M CRUM C CRUM K CRUM CON SUPPLY Y M C...

Page 129: ...AC 1ea DC 1ea RELAY RELAY RELAY RELAY TEMP2 SE NSOR TEMP1 SENSOR D E V _ S O L T 2 _ C L T I T B _ C L T C O V E R S W L S U R E G I _ C L T MA MAIN SR A M 64K B EEPROM 32K bit N W STE100P SD 31 0 SA 12 0 BA0 1 nSCS0 1 SDRAM SDRAM 32MB nRAS nCAS nWE DQM CKE SDCLK0 1 ADDR 13 2 ADDR 22 2 ADDR 9 2 nRD n WR nCS DATA 31 16 DATA 31 0 DATA 31 16 nRD nWR nCS nRD nWR nCS 6MHz 12MHz Flash 2M B USB2 0 Dev US...

Page 130: ...5 B CHORUSm 2 CHORUSm 1 HVPS SMPS COVER_OPEN 14 Scanner Interface Hyper Terminal EEPROM OPE 5 6 7 8 SmartDAA Interface 1 DEVE_HOME SCF FUSER THER MFG ENGR CHK Function Ethernet Physical Layer USB Host Device Controller 12 13 SDRAM BLDC CLUTCH DEVE ITB JOINT B C D E DOC CTRL CHK R D CHK S D AN Drawn by Engineer K C LEE CLP 300 N CLX 3160N FN 10 9 LSU A3 1 15 Flash Memory C Main_V0 11 R D 5 Digtal P...

Page 131: ..._HOLD1_TESTOUT15_GPIO_13 AF23 MAC_RXD0_GPI_14 F6 MAC_RXD1_GPI_15 E5 MAC_RXD2_GPI_16 C3 AD15 DQM1 AD16 AD17 DQM2 DQM3 AD18 EINT0 F1 EINT1 F2 EINT2_GPI_19 J25 EINT3_GPI_20 H25 EINT4_GPI_21 F3 EINT5_GPI_22 J24 GPIO_A0_TX_EN3_TESTOUT8_GPIO_6 AC23 DATA2_NFCON_IO_2 AD3 DATA30 U1 U2 DATA31 DATA3_NFCON_IO_3 AC1 DATA4_NFCON_IO_4 AC2 DATA5_NFCON_IO_5 AC3 DATA6_NFCON_IO_6 AC4 DATA7_NFCON_IO_7 AB1 DATA8_NFCON...

Page 132: ...CLK_cCLK E18 LSYNC1_MOD_GPIO1_2 D23 LSYNC2_MOD_GPIO1_3 C19 LVDS3 3_VDD1 C21 LVDS3 3_VDD2 D21 LVDS3 3_VDD3 E19 LVDS3 3_VDD4 M25 MOTOR_POL B3 MOT_A_nCBSY AF13 GND_79 K10 GND_8 AF15 GND_80 AF18 GND_81 AF22 GND_82 K11 GND_9 B6 GND_A B10 GND_PLL_1 D11 GND_PLL_2 B23 GND_RING_1 F20 U12 GND_69 H1 GND_7 U13 GND_70 U14 GND_71 GND_72 U15 U16 GND_73 U17 GND_74 V26 GND_75 AB26 GND_76 AF6 GND_77 AF10 GND_78 GND...

Page 133: ...2pF OSC3 5V C155 R172 100 NR114 DGND 3 3V 0 4 SGND SHDN 10 8 SVIN SW 6 11 VSET U19 MVPG31 1 NC1 NC2 2 NC3 3 9 NC4 13 PGND PSET 12 PVIN 7 5 SFB 56 2 1 3 R161 R105 31 6K 1 STS104B F1 1nF Q12 KSA1182 Y 1 3 2 C302 R162 56 R142 300 DGND SLS NNGA102TS LED1 C128 15pF DGND DGND 3 3V ATS 49 U 12MHz 50ppm OSC2 DGND DGND L8 5 1K C178 15pF 2 1 3 R175 C194 F3 STS104B 100nF 3 3V C129 15pF R115 10 100nF C301 R10...

Page 134: ... 5 A11 4 A12 3 A13 2 A14 1 A15 A16 48 17 A17 16 A18 9 A19 A2 23 A3 22 A4 21 A5 20 AM29LV160D U13 100pF C195 R95 1K DGND RA14 10K R106 DGND 10K C116 3 3V DGND 100nF C212 100nF R86 10K 3 3V D6 44 D7 30 D8 32 D9 NC2 10 13 NC3 14 NC4 VCC 37 VSS1 46 VSS2 27 _BUSY 15 _BYTE 47 _CE 26 28 _OE 12 _RESET 11 _WE 19 A7 18 A8 8 A9 7 D0 29 31 D1 34 D10 36 D11 39 D12 41 D13 D14 43 45 D15 D2 33 D3 35 38 D4 40 D5 4...

Page 135: ...Q8 42 DQ9 44 15 LDQM NC RFU 40 UDQM 39 1 VDD1 VDD2 14 27 DQ13 DQ14 51 DQ15 53 DQ2 5 7 DQ3 8 DQ4 10 DQ5 DQ6 11 13 BA1 37 CKE 38 CLK DQ0 2 4 DQ1 45 DQ10 47 DQ11 DQ12 48 50 26 29 A4 A5 30 31 A6 A7 32 A8 33 A9 34 BA0 20 21 18 WE 16 23 A0 A1 24 A10 22 A11 35 A12 36 25 A2 A3 U15 K4S561632B TC1L CAS 17 CS 19 RAS C82 100nF 100nF C94 100nF C150 100nF C100 0 R65 VSSQ4 100nF C99 VDDQ3 VDDQ4 49 VSS1 28 VSS2 4...

Page 136: ...ACK 10 DATA0 30 DATA1 31 DATA10 42 DATA11 43 isp1582bs U18 A0 18 A1 19 A2 20 A3 22 L1 5V 4 5 C224 100nF C198 100nF 100nF C45 4 100nF C58 D2 KDS226 1 3 2 3 3V DGND 10K 200K R16 R94 2 CN14 1 787780 1 1 DGND FGND KDS226 D1 1 3 2 USB_GND 16V 10uF C205 100nF DGND C60 10uF 16V 3 3V C46 6 R10 10K USB_GND 100 R25 100nF C232 DGND 3 3V _RESET 47 12 _WR 10K R36 VSS28 28 VSS54 54 _CS 30 _EXVBO 37 11 _INT _OC ...

Page 137: ...33 KDS226 D17 1 3 2 KDS226 D14 1 3 2 63mW 10K RA36 3 3V 10pF C167 R74 49 9 C112 100nF C102 DGND 33pF R52 200 100nF C113 10pF C153 C157 100nF RA3 10K 63mW 10K 63mW R177 RA37 D16 KDS226 1 3 2 1M 62 X1 12 11 X2 3 3V TX_ER 52 9 VCCA1 VCCA2 13 VCCA3 16 17 VCCA4 VCCA5 22 39 VCCE_I1 45 VCCE_I2 VCCE_I3 55 TX1 56 57 TX2 TX3 58 TXN 23 21 TXP TX_CLK 53 54 TX_EN RXD3 43 18 RXN RXP 19 RX_CLK 49 48 RX_DV 51 RX_...

Page 138: ...2 3 4 U1 6 13 12 3 3V DGND 1nF C24 13 100nF C248 C13 100nF C15 100pF 47K R182 DGND 19 C63 100nF C38 12 1nF 11 10 8 9 7 C9 100nF 14 13 24 1 R191 NR115 0 C35 0 100nF U1 1 7 14 2 DGND 74LCX14 C67 1000nF R46 1K 15 1000NF C49 16 11 9 100nF 4 7K R34 C80 C291 100nF 24V DGND 100nF 2203 005249 R1608_CAP C54 1nF C78 C55 100nF DGND 21 R51 100 18 100nF C12 S 3 100nF NC3 12 NDT2955 Q2 2 D1 D2 4 G 1 100nF 10 C4...

Page 139: ...00nF 5V 6 100 10K R60 C121 R82 1nF C141 1nF DGND 5V NL1 B600 R75 8 100 2 1 1nF C142 U11_A 1 WSDIF 8T 100 R57 DGND 100nF C307 R69 1nF 100 C138 C120 3 3V 15pF 7 3 14 47K R192 13 1nF 4 8 C115 3 2 C117 C95 1nF 1nF C109 C132 100nF 3 3V 1nF 35303 0750 CN12 1 1 2 3 3V 100nF C172 1K R80 R62 100 C127 1nF DGND 6 12 R92 10K 5 DGND DGND 5 4 1 3 2 7 100 R56 KDS226 D15 3 1nF D13 KDS226 1 3 2 C152 C103 1nF SDA 8...

Page 140: ...K C LEE Drawn by CLX 3160FN Only F 11 15 A3 5 4 E MFG ENGR CHK Size TITLE Digtal Printing Division R D 5 Main_V0 11 D C B 5 B A F A 8 7 6 1 27 18 3 3V 5V 17 4 16 5 21 22 20 13 23 DGND 12 11 9 10 8 6 7 3 2 24 25 28 30 29 15 14 CN17 1 00 6232 030 807 800 1 19 nRST_MODEM 26 DATA 31 24 DATA 24 DATA 25 DATA 26 DATA 27 DATA 28 DATA 29 DATA 30 DATA 31 ADDR 8 ADDR 7 ADDR 6 ADDR 5 ADDR 4 ADDR 3 ADDR 2 nCS_...

Page 141: ...6V R144 DGND C209 1 100nF C306 CN22 1 DF11 14DP 2DSA C223 15pF NC5 7 100nF KDS226 D36 1 3 2 DGND 9 5V_LSU 1K 5V_LSU 5 1K R118 4 DGND R171 100 DM7407MX U22 2 3 DGND R169 DM7407MX U22 3 5 6 100 R143 6 5V DGND 13 DGND 3 3V DGND 100nF C237 50V 47uF C233 R145 10 DGND 5V 10K 11 R168 DGND DGND 10nF C260 100 10nF C284 R158 100nF 10K 5V C300 100 14 R167 4 5 10K 100 DGND R137 DGND 8 R138 100nF C241 U22 1 7 ...

Page 142: ... 2 3 3V R149 R127 100 DGND 100 3 3 2 DGND CN18 1 DF11 8DP 2DSA 1 D32 KDS226 1 R132 5V DGND 10K 6 R126 10K 1K R155 DGND 3 3V 3K 1 R31 150 C270 1nF 4 R163 C20 10nF 8 DF11 6DP 2DSA CN20 1 1 5V 5 47K R14 R24 20K DGND DGND 10nF C264 R13 100 DGND 3 D26 KDS226 1 3 2 3 3V DGND DGND L3 INSTPAR 4 3 5 2 5045 02A CN8 1 1 2 24V 3 3V 6 3 3V D4 KDS226 1 3 C34 1nF MMSD914T1 D10 3 3V 3 3V R164 47K 2 R33 0 1 Q4 MMB...

Page 143: ...3V Q14 MMBT2222ALT1 DGND 5V R22 C33 100nF 1 2K 100 3 R42 R166 1 2K 1nF C30 10K 1 2K R39 R122 7 4 7K DGND 100nF R141 7 C11 M4 D8 2 Q6 MMBT2222ALT1 1 3 9 2 R156 4 7K 1 3 2 4 7K MMBT2222ALT1 Q3 R120 11 R45 560 DGND C305 100nF 3 2 R157 4 7K 1 3 2 KDS226 D38 1 2 D37 KDS226 8 24VF 100nF C281 C43 100nF 8 1 3 2 3 3V C252 1nF MMBT2222ALT1 Q7 MMBT2222ALT1 1 3 2 1 3 2 Q10 Q13 MMBT2222ALT1 M4 D7 5V DGND 24VF ...

Page 144: ...C253 1nF R135 10K 3 3V 13 R116 3K 1nF C247 3K 1 7 1 14 2 24VF C208 DGND DM7407MX U20 1 7 100uF 50V 2401 000207 7 5V 24V R99 22K U20 2 DM7407MX 3 4 5 1K R104 100nF C251 13 DGND 3 3V 16V 100uF C171 2401 000042 R188 DM7407MX U20 4 9 8 24VA 4 7K U20 6 DM7407MX 13 12 DGND 24VF DGND 6 5V C299 1nF DGND 10 24VF DM7407MX U20 5 11 1 C298 1nF 10 CN15 1 DF11 16DP 2DSA 23 CN21 1 DF11 24DP 2DSA 20 1 5 DGND DGND...

Page 145: ...Schematic Diagram Service Manual 11 16 This Document can not be used without Samsung s authorization Samsung Electronics MAIN PANEL 11 2 Panel ...

Page 146: ...cs TONER_CRUM_CONTACT_K 0 0 0 WASTE LEVEL FROM MAIN BOARD WASTE EMPTY A0 A0 A1 A1 TONER_CRUM_CONTACT_M A2 A2 Y TONER_CRUM_CONTACT_C DEVE CRUM TONER_CRUM_CONTACT_Y DEVE 0 1 1 1 M C K 0 1 0 1 0 0 0 0 DGN D DGN D DGN D DGN D DGN D 15K R7 DGN D 2 3 DGN D DGN D DGN D DGN D DGN D DGN D CN3 1 35303 0350 1 DGN D 11 3 DEVE INF ...

Page 147: ...Schematic Diagram Service Manual 11 18 This Document can not be used without Samsung s authorization Samsung Electronics ITB_H OME PTL FROM_DRAW_CON 11 4 ITB INF ...

Page 148: ..._2012 D12 MMSD4148 R18 10_2012 R23 47_3216 R24 100K_2012 C16 20p_2012 C14 100n_2012 C15 35V47uF D11 1KV1A CHIP R22 5W0 13 C13 1n_2012 D103 D105 200V20AX2 D104 60V20A C72 1KV103K C73 1KV103K C75 35V1000uFX2 C71 C18 AD102 TNR11 7D221 ZD71 20V CHIP L71 5uH R92 1K_2012 C91 225_2012 R93 1KF_2012 R94 1KF_2012 R76 470_2012 C77 35V470uF R77 3W120 Q71 2222A CHIP C78 50V104 mono F71 250V5A ZD11 20V CHIP R75...

Page 149: ..._2012 R19 100_2012 D12 MMSD4148 R18 10_2012 R23 47_3216 R24 100K_2012 C16 20p_2012 C14 100n_2012 C15 35V47uF D11 1KV1A CHIP R22 5W0 25 C13 1n_2012 D103 D105 200V20AX2 D104 60V20A C72 1KV103K C73 1KV103K C75 35V1000uFX2 C71 C18 AD102 TNR11 7D221 ZD71 20V CHIP L71 5uH R92 1K_2012 C91 225_2012 R93 1KF_2012 R94 1KF_2012 R76 470_2012 C77 35V470uF R77 3W120 Q71 2222A CHIP C78 50V104 mono F71 250V5A ZD11...

Page 150: ...Schematic Diagram Service Manual 11 21 This Document can not be used without Samsung s authorization Samsung Electronics 11 7 HVPS 1 5 ...

Page 151: ...Schematic Diagram Service Manual 11 22 This Document can not be used without Samsung s authorization Samsung Electronics HVPS 2 5 ...

Page 152: ...Schematic Diagram Service Manual 11 23 This Document can not be used without Samsung s authorization Samsung Electronics HVPS 3 5 ...

Page 153: ...Schematic Diagram Service Manual 11 24 This Document can not be used without Samsung s authorization Samsung Electronics HVPS 4 5 ...

Page 154: ...Schematic Diagram Service Manual 11 25 This Document can not be used without Samsung s authorization Samsung Electronics HVPS 5 5 ...

Page 155: ...leshooting The following tools are recommended safe and easy troubleshooting as described in this service manual DVM Digital Volt Meter Standard Indicates more than 3 digits Driver Standard type type M3 long M3 short M2 long M2 short Tweezers Standard For general home use small type Cotton Swab Standard For general home use for medical service Cleaning Equipments Standard An IPA IsopropylAlcohol d...

Page 156: ...amic Random Access Memory DVM Digital Voltmeter ECP Enhanced Capability Port ECU Engine Control Unit EEPROM Electronically Erasable Programmable Read Only Memory EMI Electro Magnetic Interference EP Electro photographic EPP Enhanced Parallel Port F W Firmware FCF FCT First Cassette Feeder First Cassette Tray FISO Front In Side Out FPOT First Print out Time GDI Windows Graphic Device Interface GIF ...

Page 157: ...ternet or Inter Network Groper PPD Postscript Printer Discription PPM Page Per Minute PS Post Script PS3 Post Script Level3 PTL Pre Transfer Lamp PTB Paper Transfer Belt PWM Pulse Width Moduration Q ty Quantity RAM Random Access Memory RCP Remote Control Panel ROM Read Only Memory SCF SCT Second Cassette Feeder Second Cassette Tray SMPS Switching Mode Power Supply SPGP Samsung Printer Graphic Proc...

Page 158: ...nough room to open the printer trays covers and allow for proper ventilation see diagram below Provide the proper environment A firm level surface Away from the direct airflow of air conditioners heaters or ventilators Free of extreme fluctuations of temperature sunlight or humidity Clean dry and free of dust ...

Page 159: ...Reference Information Samsung Electronics Service Manual 12 5 12 4 A4 ISO 19752 Standard Pattern This test page is reproduced at 70 of the normal A4 size ...

Page 160: ...www s manuals com ...

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