Samsung ML 1710 - B/W Laser Printer Service Manual
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Samsung ML 1710 - B/W Laser Printer Service Manual

Ml-1700 series
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SERVICE

LASER PRINTER

LASER PRINTER
ML-1700 Series
ML-1710
ML-1750
Manual
CONTENTS

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Summary of Contents for Samsung ML 1710 - B/W Laser Printer

  • Page 1: Table Of Contents

    LASER PRINTER ML-1700 Series ML-1710 ML-1750 SERVICE Manual LASER PRINTER CONTENTS 1. Precautions 2. Reference Information 3. Specifications 4. Summary of product 5. Disassembly and Reassembly 6. Alignment and Adjustments 7. Troubleshooting 8. Exploded Views and Parts List 9. Block Diagram 10.
  • Page 2 ELECTRONICS This service manual is also provided on the web, © Samsung Electronics Co.,Ltd. February 2003 the ITSELF system f Samsung Electronics Co., Ltd. Printed in Korea. http://itself.sec.samsung.co.kr VERSION NO. : 1.00 CODE : JC-0093A...
  • Page 3 2003. 02...

  • Page 4: Precautions

    VARNING - OSYNLIG LASERSTR LNING N R DENNA DEL R PPNAD OCH SP RREN R URKOPPLAD. BETRAKTA EJ STR LEN. STR LEN R FARLIG. VARO! - AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA N KYM TT M LLE LASER- S TEILYLLE L KATSO S TEESEEN. Service Manual Samsung Electronics...

  • Page 5: Caution For Safety

    (13) Do not insert steel or metal piece inside/outside of the machine. Do not put steel or metal piece into a ventilator. An electric shock could be happened. Service Manual Samsung Electronics...
  • Page 6 (7) Be careful not to change the location of small parts such as screws when assembling and disassembling. (8) Do remove dust or foreign matters completely to prevent fire of tracking, short, or etc. (9) After finished repair, check the assembling state whether it is same as before the repair or not. Service Manual Samsung Electronics...

  • Page 7: Esd Precautions

    9. Minimize bodily motions when handling unpackaged replacement ESDs. Normal motions, such as the brushing together of clothing fabric and lifting one’s foot from a carpeted floor, can generate static electric- ity sufficient to damage an ESD. Service Manual Samsung Electronics...

  • Page 8: Reference Information

    DCU(Diagnostic Control Unit) Driver Standard : Test equipment to diagnose the Laser Standard : "-" type, "+" type (M3 long, M3 short, M2 long, printer supplied by Samsung Electronics. M2 short). Tweezers Standard : For general home use, small type.

  • Page 9: Acronyms And Abbreviations

    Read Only Memory graphics device interface Second Cassette Feeder ground SMPS Switching Mode Power Supply Host Based Printing SPGP Samsung Printer Graphic Processor Hard Disk Drive Samsung Printer Language high voltage Spool Simultaneous Peripheral Operation Online HVPS High Voltage Power Supply...
  • Page 10 The sample pattern shown in below is the standard pattern used in a factory. The contents of the life span and the printing speed are measured with the pattern shown in below. (The picture in the manual is 70% size of the actual A4 size.) 2.3.1 A4 5% Pattern Service Manual Samsung Electronics...
  • Page 11 R E F E R E N C E I N F O R M AT I O N 2.3.2 A4 2% Pattern Service Manual Samsung Electronics...
  • Page 12 R E F E R E N C E I N F O R M AT I O N 2.3.3 A4 IDC Pattern Service Manual Samsung Electronics...
  • Page 13 R E F E R E N C E I N F O R M AT I O N Service Manual Samsung Electronics...

  • Page 14: Specifications

    (A4, 5% character pattern standard) (2) The life span of the consumption parts can be checked by printing the demo page or the system list. (Refer to the 6.3 Receive the service information) Service Manual Samsung Electronics...

  • Page 15: Controller Specification

    Specifications 3.2 Controller Specification DESCRIPTION ITEM ML-1710 ML-1750 Processor(CPU) Samsung Jupiter4 90MHz Samsung SPGPm 166MHz OS Compatibility Win 98x/ME/2000/XP, Win 9x/NT4.0/ME/2000/XP Various Linux OS,Mac (Mac OS 8.6 ) Various Linux OS,Mac (Mac OS 8.6 ) Memory FLASH ROM(PROGRAM) : 0.5MB flash...

  • Page 16: Paper Handling Specifications

    Envelopes Up to 90 g/m bond(16 to 24 lb) • Input capacity Cassette: 250 sheets Manual : 1 sheet • Output capacity Face Down : 50 sheets(20lb) Face Up : 1 sheet(OHP, Lavbel, Cut Sheet, Envelope) Service Manual Samsung Electronics...
  • Page 17 Specifications Service Manual Samsung Electronics...

  • Page 18: Summary Of Product

    This chapter describes the functions and operating principal of the main component. 4.1 Printer Components 4.1.1 Front View Top output tray (Face down) Control Panel Output Support Front Cover Power switch Manual Feeder guide Manual Feeder Paper level indicator Tray Service Manual Samsung Electronics...

  • Page 19: Rear View

    S U M M A RY OF PRO D U C T 4.1.2 Rear View Rear output tray (Face up) Power receptacle Parallel port (ML-1750 Only) USB port 4.1.3 Inside View Toner cartridge Front Cover Service Manual Samsung Electronics...

  • Page 20: Control Panel

    If you press this button once again, this LED is off and the Toner Save mode is disabled. If the On Line/Error and Toner Save LEDs blink, your system has some problems. To solve the problem. Service Manual Samsung Electronics...
  • Page 21 In Manual Feed mode, you can’t cancel the print job by pressing this button. Toner Save mode on/off In Ready mode, press this button to turn the Toner Save mode on or off. Service Manual Samsung Electronics...
  • Page 22 S U M M A RY OF PRO D U C T 4.2 System Layout L S U Fuser Toner Cartridge MP Sensor Cassette Fuser Manual Feeder LSU(Laser Scan Unit) Transfer Roller Toner Cartridge PTL(Per-Tramsfer-Lamp) Service Manual Samsung Electronics...
  • Page 23 - There are two methods, the existing method which use the Heat Lamp and the Q-PID which is developed by Samsung. 110V : Heat Lamp type Fuser 220V : Heat Lamp type or Q-PID type Fuser 4.2.4.1 Temperature-Intercepting Device (Thermostat)
  • Page 24 /HS YNC signal to arrange the vertical line of the image on the paper. After detecting the /HS YNC signal, the image data is sent to the LSU to arrange the its left margin on the paper. The one side of the polygon mirror is one line for scanning. Service Manual Samsung Electronics...

  • Page 25: Toner Cartridge

    - Management of disusable toner: Collect the toner by using electric static (Clenerless Type- No disusable toner) - OPC Drum protecting Shutter: None - Classifying device for toner cartridge: ID is classified by interruption of the frame channel. Service Manual Samsung Electronics...
  • Page 26 The signals from the paper feed jam sensor and paper empty sensor are directly inputted to the main board. FLASH MEMORY ASIC SDRAM BUFFER VIDEO CLK 14.7456MHz Main CLK 10MHz USB PORT MOTOR Drive IC U16 U26 U24 CN3 OSC1 CN10 OSC2 Service Manual Samsung Electronics...

  • Page 27: Flash Memory

    By operation of Actuator on the frame, the MP Sensor (Photo Interrupter) on the engine board informs the state of paper to CPU whether it is empty or not. It reads the D0 Bit of CPU for recognizing paper in MP, and paper is fed from MP if there is. Service Manual 4-10 Samsung Electronics...
  • Page 28 The motor driving circuit is formed when the Driver IC is selected in the first place. The A3977 (Motor driver IC) is used in this case. But, the resistance Rs value of sensing and the voltage value of the V reference can be changed by motor driving voltage value. Service Manual 4-11 Samsung Electronics...
  • Page 29 S U M M A RY OF PRO D U C T 4.4 Main PBA (PCL Model) Service Manual 4-12 Samsung Electronics...
  • Page 30 S U M M A RY OF PRO D U C T OSC2 U3 CN13 CN12 OSC5 CN8 OSC4 CN10 CN11 ML-1710 (ML-1510) ML-1750 Processor Samsung Jupiter4 90MHz Samsung SPGPm 166MHz PC Interface USB 1.1 USB 2.0 USB/IEEE1284 (Parallel) Emulation SPL, PCL6, (Samsung Printer Language) IBM ProPrinter, EPSON OS Compatibility Win 98/Me/2000/XP Win 9x/NT/4.0/Me/2000/XP...
  • Page 31 - It is used as Swath buffer, System working memory area, etc. when printing. It stores the font list, com- pressed into flash memory, on DRAM and uses it as PCL font. - Capacity : 8M Byte (Basic), upto 64M Byte (Factory Option) - Type : SDRAM 100MHz/133MHz , 16bit Service Manual 4-14 Samsung Electronics...
  • Page 32 LSU I/F PULSE WIDTH MODULATOR MOT OR CONTROLLER 128x16 x2 ADC (3CH) gCODEC PARALLEL PORT INTERFACE GRAPHIC EXECUTION UNIT MISC CONTROLLER ROTATOR/ ENGINE Comm. I/F SCALER/ HALFTONER 1024x8, 256x8x 4 INTERRUPT CTRL (5CH) TIME CONTROL UNIT Service Manual 4-15 Samsung Electronics...
  • Page 33 (PANEL CON.) 220V : 250V 2A H 220V : 250V T 5A H (H/L CON.) MHV OPC SUPPLY COVER OPEN SWITCH MANUAL SENSOR FEED SENSOR PAPER-EMPTY SENSOR EXIT SENSOR MAIN PBA CON. F101 250V L2A Service Manual 4-16 Samsung Electronics...
  • Page 34 - Error: 1. If SUP is GND, a density is dramatically going down. 2. If SUP is floating due to instable contacting point of terminal, and etc., a density is signif- icantly going down as much as it cannot be recognized with eyes. Service Manual 4-17 Samsung Electronics...
  • Page 35 AVG : 55 Wh PRINTING 1.0 A 0.14A 2.0 A AVG : 250 Wh Sleep-Mode 0.8A 0.01A 0.4A AVG : 10 Wh 4) Length of Power Cord : 1830 ± 50mm 5) Power Switch : Training Manual 4-18 Samsung Electronics...

  • Page 36: Fuser Ac Power Control

    1) Triac (THY1) feature - 12A,600V SWITCHING 2) Phototriac Coupler (PC3) - Turn On If Current : 15mA ~ 50mA(Design: 16mA) - High Repetive Peak Off State Voltage : Min 600V Service Manual 4-19 Samsung Electronics...
  • Page 37 AD converter. The voltage value for impressing to the transfer roller is decided by the changed value. Service Manual 4-20 Samsung Electronics...
  • Page 38 The temperature after the 3 seconds is checked. If it is over 240°C, it is error. • If the temperature has been higher than 220°C over 25 seconds, it is an error even through the temperature doesn’t reach 240°C. Service Manual 4-21 Samsung Electronics...
  • Page 39 4.6.4.3 What is the Q-PID Method? The Q-PID is developed by Samsung, and it saves the preheating time in half in comparison with the existed method. It saves not only the printing time for initial print but also it saves the printing speed for the reat- tempting print after for a while.

  • Page 40: Disassembly And Reassembly

    3. Unplug the power cord. 4. Use a flat and clean surface. 5. Replace only with authorized components. 6. Do not force plastic-material components. 7. Make sure all components are in their proper position. Service Manual Samsung Electronics...

  • Page 41: Top Cover

    2. Remove the Front Cover in the direction of 5. Remove the Top Cover in the direction of arrow. arrow. Top Cover Front Cover 3. Remove four screws. 6. Remove the Rear Cover from the Top Cover. Rear Cover Service Manual Samsung Electronics...
  • Page 42 3. Remove two screws and take the Thermostat out of the Fuser. Thermostat 7. Remove the Thermister from the Fuser Cover. 4. Remove two screws and take the Halogen Lamp out of the Heat Roller. Heat Roller Thermister Halogen Lamp Service Manual Samsung Electronics...
  • Page 43 2. Unplug two connectors(Block) from the boards, then remove four screws. Fuser Ass’y 5. Remove one screw and take the Idle Gear out. Idle Gear 3. Remove two screws and take the Thermostat out of the Fuser. Thermostat Service Manual Samsung Electronics...
  • Page 44 • Additional state: Be careful especially not to dam- age the covering of the fusing assembly. (If the cover is damaged, it could cause an electric leakage.) Thermister Service Manual Samsung Electronics...

  • Page 45: Exit Roller

    - Top Cover(see page 5-2) 2. Remove two screws and unplug one connector from the Frame. 5. Unplug four screws and take the LSU out. 3. Remove the LED PBA Ass’y as shown below. LED PBA Cover Service Manual Samsung Electronics...
  • Page 46 5.7 Driver Ass’y 1. Before you remove the Fuser, you should 3. Unplug one connector from the Driver Ass’y remove: - Top Cover(see page 5-2) Drive Ass'y 2. Remove the six screws from the Drive Ass’y. Service Manual Samsung Electronics...

  • Page 47: Main Pba

    1. Before you remove the Fuser, you should remove: - Top Cover(see page 5-2) Main PBA - Engine Shield Ass’y(see page 5-8) 2. Unplug one connector and remove five screws from the Main PBA. Then lift the Main PBA out, as shown below. Service Manual Samsung Electronics...
  • Page 48 - Top Cover(see page 5-2) - Engine Shield Ass’y(see page 5-8) 2. Unplug one connector and remove three screws then take the Inlet Ass’y out. Inlet Bracket 4. Remove three screws and take The SMPS out. SMPS Service Manual Samsung Electronics...

  • Page 49: Transfer Roller

    - LSU(see page 5-6) Lens Holder 2. Remove three screws and take the Transfer Earth out. Transfer Earth 4. Unlatch the Bush and remove it. Then lift the Transfer Roller out, as shown below. Transfer Roller Bush Service Manual 5-10 Samsung Electronics...

  • Page 50: Feed Roller

    Ass'y Feed Idle Shaft Bush 7. Remove the Feed Roller and Feed Roller 1, as shown below. 4. Remove three screws from the Feed Bracket Feed Roller and take it out. Feed Bracket Feed Roller1 Service Manual 5-11 Samsung Electronics...
  • Page 51 Pick up Ass'y 5. Remove two screw then remove The Manual Solenoid and Pick Up Solenoid. 3. Remove the Pick up Gear Ass’y, as shown below. Pick up Gear Ass'y (Pick up) Solenoid (Manual) Solenoid Service Manual 5-12 Samsung Electronics...

  • Page 52: Alignment And Adjustments

    6.1.1 DCU Setup You can examine the malfunction of the printer. To perform DCU, open the front discharge cover and leave the connect the harness wire(10 pin/4 pin) to the CN3(ML-1750) or CN2(ML-1710/1510) of the Main control board. Service Manual Samsung Electronics...
  • Page 53 The front part of paper is jammed just after passing through the discharge sensor. Out Bin Full The Out bin is filled with paper. LSU Not Ready LSU Scanner Motor not ready or Hsync signal not output. Service Manual Samsung Electronics...
  • Page 54 [Up] button to Check LD. LD is functioning and the middle button is on. If the LD is normal, all LEDs are on. Pickup clutch on The Solenoid in the printer is in operation. To stop the operation, Press the button [shift] and [Enter] together. Service Manual Samsung Electronics...
  • Page 55 Indicates the function of the Fan, same method of the code ‘07’. Manual Pickup Test : Indicates the function of th Manual Pickup, same method of the code ‘07’. Manual Sensor Test : Indicates the function of the Manual Sensor, same method of the code ‘07’. Service Manual Samsung Electronics...
  • Page 56 READY Mode, and '88' shows in the DCU. In this mode, without any detection, the printer begins printing(trial printing and data from the PC). It is convenient to use this mode when the engine malfunction is detected in the control board. Service Manual Samsung Electronics...

  • Page 57: Paper Path

    4) The paper passed the paper exit sensor moves out from the set. (Jam 2 occurs sometime after if the tail- ing edge of the paper is not coming out from the set after the leading edge of paper passes the paper exit sensor.) Service Manual Samsung Electronics...

  • Page 58: Clearing Paper Jams

    The inside of the printer is still hot. pulling. Continue with the next step. 2) Open the rear output tray. 4) Close the rear output tray. Open and close the front cover. Printing can be resumed. Service Manual Samsung Electronics...
  • Page 59 1) Open the front cover and remove the toner cartridge 2) Gently pull the paper toward you. 3) Check that there is no other paper in the printer. 4) Reinstall the toner cartridge, and then close the cover. Printing can be resumed. Service Manual Samsung Electronics...

  • Page 60: Tips For Avoiding Paper Jams

    • Do not use creased, damp or highly curled paper. • Do not mix paper types in the input tray. • Use only recommended print media. • Ensure that the recommended print side is facing down when loading paper into the input tray. Service Manual Samsung Electronics...

  • Page 61: Sample Pattern

    1) Hold down the Cancel button for about 2 seconds to print a demo page. Hold down the Cancel button for about 6 seconds to print a configuration sheet. 2) The Demo page or the configuration sheet shows the printer’s current configuration. <Demo Page : ML-1710> <Demo Page : ML-1750> Service Manual Samsung Electronics...

  • Page 62: Printing A Cleaning Sheet

    3) Your printer automatically picks up a sheet of paper from the tray and prints out a cleaning sheet with dust or toner particles on it. Note: The cartridge cleaning process takes some time. To stop printing, turn the power off. Service Manual Samsung Electronics...

  • Page 63: Consumables And Replacement Parts

    (Pmotor Error) simultaneously flashing every one-second. LSU Not Ready Error The printing is stop in the fad status, and the [Error] LED (green) and (HSYNC Error) the [Toner Save] LED are simultaneously flashing every 4 seconds. Service Manual Samsung Electronics...

  • Page 64: Periodic Defective Image

    Transfer Roller 45.3mm image ghost Heat Roller 64.1mm Black spot and image ghost Pressure Roller 75.5mm black spot on the backside L S U Fuser Toner Cartridge L S U Fuser Toner Cartridge <Rollers Layout> Service Manual Samsung Electronics...
  • Page 65 ALIGNMENT & A D J U S T M E N T S Service Manual Samsung Electronics...

  • Page 66: Troubleshooting

    4. No. 4. : Open the front cover and check odically at the top of a black image. ribs that corresponds to the position of the voids. Remove if found. 5. If the problems are not solved, replace the developer cartridge. Service Manual Samsung Electronics...

  • Page 67: Horizontal Black Band

    1, take measures as to replace the develop- er cartridge and try to print out. 5. Clean the inside of the set against the paper particles and foreign matter in order not to cause the trouble. Service Manual Samsung Electronics...

  • Page 68: Light Image

    HVPS. in the side of the Developer and charge terminal of HVPS. 3. Replace the HVPS if not solved by the above direction 1 and 2. Service Manual Samsung Electronics...

  • Page 69: Uneven Density

    4. Is the movement(Up and Down) of 4. Clean the bushing part of the transfer the transfer roller smooth? roller. 5. Is the HVPS normal? 5. If the problem is still not solved, replace the developer. Service Manual Samsung Electronics...
  • Page 70 Digital Printer mal paper or transparencies such as OHP, the software application and after using return- Digital Printer higher transfer voltage is required. ing to the original mode is recommended. Digital Printer Digital Printer Digital Printer Service Manual Samsung Electronics...
  • Page 71 2. If the transfer roller is contaminated, satins 2. If the transfer roller is contaminated, run PC on the face of page will occur. Cleaning Mode Print 2 or 3 times. Digital Printer And perform Self-Test 2 or 3 times to remove contamination. Service Manual Samsung Electronics...
  • Page 72 2. Perform the engine self test using DCU to check if the Solenoid is normal.(refer to code 06) 3. If not solved by the above directions 1-2, Replace the engine board. 4. Turn the power off, delete the data of PC and try printing again. Service Manual Samsung Electronics...

  • Page 73: Bad Discharge

    3. Clean with soft cloth dampened with IPA(Isopropyl ter. Alcohol) or water. 4. If the paper feeds into the printer rand Jam 0 occurs, 4. Replace the SMPS-HVPS and/or Sensor. perform DCU to check feed-sensor of the engine board. Service Manual Samsung Electronics...
  • Page 74 3. Remove the jammed paper after disassembling the fuser : Clean the surface of the pressure roller with dry gauze. • Remove the toner particles stained on the rib. • Check the assemblage and performance of the exit. Service Manual Samsung Electronics...
  • Page 75 3. The surface of the heat roller with IPA or water 4. Check the warp or separation of the sprint claw and the holder plate claw, and then man- age it. Service Manual 7-10 Samsung Electronics...
  • Page 76 2. How to remove the rolled in the OPC Drum. • Remove the paper while turning the OPC Drum against the ongoing direction. • C;eam fomger[romts on the OPC Drum spft;u with IPA(Isopropyl Alcohol) or tissue. Service Manual 7-11 Samsung Electronics...
  • Page 77 Solution DCU Mode : Perform DCU diagnostic code 05. If the DCU Replace LSU. error code 95 is displayed, replace LSU. If you cannot solve the problem after you replace LSU, replace the main board. Service Manual 7-12 Samsung Electronics...

  • Page 78: Paper Empty

    1. Bending or deformation of the actuator of the paper sen- 1. Replace the defective actuator. sor. 2. The function of the engine board is defective Perform. 2. Replace the engine board. DCU mode : Perform DCU diagnostic code 8. Service Manual 7-13 Samsung Electronics...

  • Page 79: Cover Open

    Main Control board. Perform DCU Connect. mode : If Error state '64' occurs, Check the related codes of the Cover Open Error 2. Replace the Main Control board or Cover Open S/W. Service Manual 7-14 Samsung Electronics...

  • Page 80: Defective Motor Operation

    1. Replace the power supply cord or SMPS. 2. Check the inferiority of LED-Panel on the front-cover if 2. Replace the control board. the LED of Panel does not appear after normal warming- 3. Replace the LED-panel. Service Manual 7-15 Samsung Electronics...

  • Page 81: Vertical Line Getting Curved

    1. If the supply of +24v is unstable in the Main Control board 1. Replace LSU. linking with LSU, check drive by DCU Mode : LSU Check -05- LSU Motor on. 2. Replace the Main Control board. Service Manual 7-16 Samsung Electronics...

  • Page 82: Redistributing Toner

    7.4 Toner Cartridge Service It is not guaranteed for the default caused by using other toner cartridge other than the cartridge supplied by the Samsung Electronic or caused by non-licensed refill production. 7.4.1 Precautions on Safe-keeping of Toner Cartridge Excessive exposure to direct light more than a few minutes may cause damage to the cartridge.
  • Page 83 (1)Check whether foreign sub- stances or toner are stuck to the terminal (contact point) of the developer. (2)Check whether the state of the terminal assembly is normal. 3. If it cannot be recycled: Replace the developer. Service Manual 7-18 Samsung Electronics...
  • Page 84 2 times. (2)Check whether the state of (2)If toner nearly being expired the terminal assembly is nor- are collected to use, it is mal. judged as the recycled devel- oper. Service Manual 7-19 Samsung Electronics...
  • Page 85 4. If the scanner needs to be connected to the printer, 4. Check if the printer cable is directly connected to periph- first the remove the scanner from the PC to see if the eral devices printer is properly working alone. Service Manual 7-20 Samsung Electronics...
  • Page 86 Turn the PC and printer off, and reboot the system to print again. If not solved, double-click the printer in my computer If the regular fonts are not printed this time again. the cable must be defective so replace the cable with new one. Service Manual 7-21 Samsung Electronics...

  • Page 87: Abnormal Printing

    3. Delete the unnecessary files to secure enough (The printing job sometimes stops or due to insufficient space of the hard disk and start printing job again. virtual memory, but it actually comes from the insuffi- cient space of the hard disk.) Service Manual 7-22 Samsung Electronics...

  • Page 88: Spool Error

    Before choosing the document, the menu is still inactive. Or put the document out of the list and repeat the routine as in the above or finish the spool manager. Service Manual 7-23 Samsung Electronics...

  • Page 89: Exploded Views And Parts List

    5-4. Cassette Unit Assembly ......page(5-8) 5-5. Fuser Unit Assembly ......page(5-10) Service Manual Samsung Electronics...

  • Page 90: Main Assembly

    E X P LO D E D VIEW & PA RTS LIST 8.1 Main Assembly Service Manual Samsung Electronics...
  • Page 91 PBA MAIN-CONTROLLER JC92-01424D ML-1750A CBF HARNESS-ENGINE JC39-00240A ML-1710 CBF HARNESS-ENGINE JC39-00240B ML-1750 FAN-DC_HUMMINGBIRD JC31-00027A MEA ETC-TR JC97-01793A 16-1 ROLLER-TRANSFER ROLLER JC66-00528A 16-2 GEAR-TRANSFER JC66-00395A 16-3 PPR-SPACER_TR JC72-00851A MEA UNIT-TONER CART_ DOM_1K CBF HARNESS-PANEL JC39-00244A SHIELD-P-ENGINE BRACKET-P-INLET JC61-00601A Service Manual Samsung Electronics...

  • Page 92: Frame Unit Assembly

    E X P LO D E D VIEW & PA RTS LIST 8.2 Frame Unit Assembly Service Manual Samsung Electronics...
  • Page 93 SPRING-TS Spring-act,Feed PMO-BUSHING_TR(L) JC72-00102A IPR-P-GROUND_FUSER JC70-00310A SHAFT-FEED IDLE JC66-00527A BUSH-M-FEED IDLE SPRING ETC-TR Spring Feed Idle IPR-P_GROUND_DRIVE2 JC70-00335A SPRING-TS 6107-001170 Spring-cam Pick-up CAM-M-PICK_UP JC66-00377A IPR-P-GROUND_DRIVE JC70-00308A SOLENOID-HB (PICK-UP) JC33-00009A SOLENOID-HB (MANUAL) continue on the next page. Service Manual Samsung Electronics...
  • Page 94 JC72-00982A 58-5 SPONGE-ROLLER PICK_UP JC72-01231A 58-6 BUSH-M-PICK_UP R JC61-00587A 58-7 HOUSING-M-PICK_UP JC61-00591A MEA UNIT-CLUTCH JC97-01788A 59-1 GEAR-FEED 1 JC66-00393A 59-2 PMO-COLLAR_SPRING JC72-00978A 59-3 SPRING-TS 59-4 PMO-HUB CLUTCH JC72-00981A AS-FUSER 110V JC81-01689A 110V RMO-RUBBER EXIT PBA MAIN-PTL Service Manual Samsung Electronics...

  • Page 95: Drive Unit Assembly

    O : Service available X : Service not available Description SEC.Code Q’ty Remark ELA UNIT-RX DRIVE JC96-02733A BRACKET-P-GEAR 1400 GEAR-RDCN 53/26 GEAR-RDCN 113/33 GEAR-RDCN 57/18 RING-E BRACKET-P-MOTOR 1400 GEAR-RDCN 103/41 JC66-00390A GEAR-RDCN 90/31 JC66-00392A MOTOR STEP-HUMMINGBIRD JC31-00028A PMO-IMPELLER_DRV Service Manual Samsung Electronics...

  • Page 96: Cassette Unit Assembly

    E X P LO D E D VIEW & PA RTS LIST 8.4 Cassette Unit Assembly Service Manual Samsung Electronics...
  • Page 97 JC97-01750A FRAME-M-CASSETTE PMO-EXTENSION LARGE JC72-00970A PMO-EXTENSION SMALL JC72-00971A PLATE-P-KNOCK_UP SPRING-CS HOLDER-M-PAD SPRING ETC-EXIT ROLL FD ROLLER-M-IDLE FEED SPRING-ES PMO-PLATE_LOCKER SPRING ETC-LOCKER,PLATE ADJUST-M-CASSETTE_L JC70-00300A ADJUST-M-CASSETTE_R JC70-00301A GEAR-PINION INDICATOR-M-LEVER INDICATOR JC64-00040A RPR-FRICTION PAD JC73-00140A IPR-PLATE PAD RPR-PAD CASSETTE Service Manual Samsung Electronics...

  • Page 98: Fuser Unit Assembly

    E X P LO D E D VIEW & PA RTS LIST 8.5 Fuser Unit Assembly Service Manual 8-10 Samsung Electronics...
  • Page 99 CBF HARNESS-FUSER 110V JC39-00239A White GEAR-FUSER, Z37 JC66-00564A BUSH-M-HR L ROLLER-HEAT JC66-00601A BUSH-M-HR R JC61-00590A LAMP-HALOGEN 4713-001155 110V ROLLER-M-EXIT F/UP ROLLER-PRESSURE JC66-00600A BEARING-PRESSURE/R SPRING-CS PMO-BUSHING TX HOLDER-ACTUATOR PMO-ACTUATOR_EXIT JC72-00987A IPR-P-FRAME_FUSER GUIDE-M-INPUT SPRING-TS RMO-RUBBER_EXIT NUT-HEXAGON LABEL(P)-CAUTION, HOT_FUSER Service Manual 8-11 Samsung Electronics...
  • Page 100 E X P LO D E D VIEW & PA RTS LIST Service Manual 8-12 Samsung Electronics...

  • Page 101: Block Diagram

    B LOCK DIAG R A M 9. Block Diagram 9.1 PCL Model Service Manual Samsung Electronics...
  • Page 102 B LOCK DIAG R A M 9.2 SPL Model Service Manual Samsung Electronics...

  • Page 103: Connection Diagram

    3.3V GND THERMISTOR THER 2 3.3V GND 3.3V GND 3.3V GND 24VS 24VS MOTOR CN10 CN13 MP_EMPTY 24VS LED_READY THV_READ LED_ERROR THV_PWM THV_EN PANEL HVPS BIAS_PWM MHV_PWM LED_TONER SAVE KEY_DEMO +3.3V DCU_DATA FUSER DCU_CLK P_EXIT Service Manual 10-1 Samsung Electronics...
  • Page 104 3.3V GND 3.3V GND 3.3V GND 24VS 24VS CN10 MP_EMPTY 24VS LED_READY THV_READ LED_ERROR +3.3V THV_PWM D CU _D ATA THV_EN D CU _ C LK PANEL BIAS_PWM HVPS MHV_PWM LED_TONER SAVE KEY_DEMO FUSER P_EXIT Service Manual 10-2 Samsung Electronics...
  • Page 105 S C H E M ATIC DIAG R A M S 11. Schematic Diagrams 11.1 PCL Main Circuit Diagram (1/7) Service Manual 11-1 Samsung Electronics...
  • Page 106 S C H E M ATIC DIAG R A M S PCL Main Circuit Diagram (2/7) Service Manual 11-2 Samsung Electronics...
  • Page 107 S C H E M ATIC DIAG R A M S PCL Main Circuit Diagram (3/7) Service Manual 11-3 Samsung Electronics...
  • Page 108 S C H E M ATIC DIAG R A M S PCL Main Circuit Diagram (4/7) Service Manual 11-4 Samsung Electronics...
  • Page 109 S C H E M ATIC DIAG R A M S PCL Main Circuit Diagram (5/7) Service Manual 11-5 Samsung Electronics...
  • Page 110 S C H E M ATIC DIAG R A M S PCL Main Circuit Diagram (6/7) Service Manual 11-6 Samsung Electronics...
  • Page 111 S C H E M ATIC DIAG R A M S PCL Main Circuit Diagram (7/7) Service Manual 11-7 Samsung Electronics...
  • Page 112 S C H E M ATIC DIAG R A M S 11.2 SPL Main Circuit Diagram (1/5) Service Manual 11-8 Samsung Electronics...
  • Page 113 S C H E M ATIC DIAG R A M S SPL Main Circuit Diagram (2/5) Service Manual 11-9 Samsung Electronics...
  • Page 114 S C H E M ATIC DIAG R A M S SPL Main Circuit Diagram (3/5) Service Manual 11-10 Samsung Electronics...
  • Page 115 S C H E M ATIC DIAG R A M S SPL Main Circuit Diagram (4/5) Service Manual 11-11 Samsung Electronics...
  • Page 116 S C H E M ATIC DIAG R A M S SPL Main Circuit Diagram (5/5) Service Manual 11-12 Samsung Electronics...
  • Page 117 THV-sen Q301 C945C-Y ¡ THV-EA D303 R306 C303 IT-01 1N4148 150KF Q302 C2383 C306 ZD301 D301 2.7V R304 C305 D1NL20U D304 R307 INDEX 1/4W 4.7 1N4148 150K D305 R308 1N4148 CON2-18 THV-READ U102-A C307 KA324 Service Manual 11-13 Samsung Electronics...
  • Page 118 R505 1N4148 ¡ BIAS-sen IT-01 C507 R514 Q503 C2316 R512 1/2W 50K 30KF Q502 D503 R515 C945C-Y C508 R509 D1NL20U MGR1/2W 15MF ZD502 1/4W 10 2.7V U103 24VS KA7805 C113 C112 25V 47uF 50V 10uF Service Manual 11-14 Samsung Electronics...
  • Page 119 U101 5.6K-F 1W0.25 R114 TL431 1/2W CON2-5,6 1.5K 472MAA CON2-1(FEED-SEN) 472MAA CON2-2(PAPER-EMPT) CON2-14(MANUAL) CON2-15(THV-READ) CON2-11,12,13(+24VS) CON2-16(LED-READY) CON2-17(THV-PWM) CON2-18(LED-ERROR) CON2-26(FUSER-ON) CON2-19(BIAS-PWM) Q102 NO MARKING RESISTOR 1/8W-J(5%) CON2-20(THV-EA) C1008-Y CON2-21(LED TONER SAVE) CON2-22(MHV-PWM) CON2-23(FAN) CON2-24(KEY-DEMO) CON2-25(EXIT) CON2-26(FUSER-ON) Service Manual 11-15 Samsung Electronics...
  • Page 120 CON2-14(MANUAL) CON2-1(FEED SENSOR) CON2-25(EXIT) OP104 OP103 OP103 OP101 KPI-512 KPI-512 SG-288 KPI-512 24VS CON3 53015-0510 D105 TNR101 1N4003 OPC1 7D561 5268-03A CON2-16(LED-READY) R119 CON2-18(LED-ERROR) 2.2K CON2-23(FAN) CON2-21(LED-TONER SAVE) Q101 KSC1008-Y CON2-24(KEY-DEMO)) DGND R120 5.6K CON4 Service Manual 11-16 Samsung Electronics...

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Ml-1750Ml-1710Ml-1510Ml-1700 series

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