Samsung ML-451 Series Service Manual Download Page 157

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4. Alignment and Troubleshooting

5) Check Finisher Feeding Exit Motor Harness Connection and operation.

6) If the same problem happens after checking 1~5, Replace the Finisher main board.

7) If the same problem happens after checking 6, replace the Finisher harnesses.

4-56

Summary of Contents for ML-451 Series

Page 1: ...CEMANUAL Mono Laser Printer Contents 1 Precautions 2 Product Specifications and Description 3 Disassembly and Reassembly 4 Alignment and Troubleshooting 5 System Diagrams 6 Reference Information Refer to the service manual in the GSPN see the rear cover for more information ...

Page 2: ...ifications 2 3 2 1 2 4 Software and Interface Specifications 2 6 2 1 2 5 Network Specifications 2 7 2 1 2 6 Consumables 2 8 2 1 2 7 Maintenance Parts 2 8 2 1 2 8 Option 2 9 2 1 2 9 Finisher and Mail box specifications 2 10 2 1 3 Model Comparison Table 2 12 2 2 Product Description 2 13 2 2 1 Front View 2 13 2 2 2 Rear View 2 14 2 2 3 Paper Path 2 15 2 2 4 System Layout 2 16 2 2 5 Feeding System 2 1...

Page 3: ...1 2 2 10 5 Eraser PBA 2 52 2 2 10 6 Cover Open PBA 2 52 2 2 10 7 Joint PBA 2 53 2 2 10 8 Deve Crum Joint PBA 2 53 2 2 10 9 Toner Crum Joint PBA 2 54 2 2 10 10 Toner Crum PBA 2 54 2 2 10 11 Deve Crum PBA 2 54 2 2 11 Finisher 2 55 2 2 11 1 Finisher System Configuration 2 55 2 2 11 2 Layout and Paper path 2 56 2 2 11 3 Electrical parts location 2 57 2 2 11 4 Finisher main board 2 58 2 2 12 Mail box 2...

Page 4: ...isassembling Pick up assy 3 15 3 4 13 1 Left Cover 3 15 3 4 13 2 Cassette Guide L 3 16 3 4 13 3 Right Cover 3 16 3 4 13 4 Cover SMPS and SMPS 3 18 3 4 13 5 Drive Assy 3 18 3 4 13 6 Pick up and Duplex Clutch 3 18 3 4 13 7 Screw 3 19 3 4 13 8 Bracket Cross Bar and Pick up Harness 3 19 3 4 13 9 Pick up assy 3 20 3 5 Finisher 3 21 3 5 1 Cover 3 21 3 5 2 Stapler Ass y 3 22 3 5 3 Safety sensor 3 22 3 5 ...

Page 5: ... 19 4 1 6 2 Using Samsung Printer Status Windows only 4 20 4 1 6 3 Using Smart Panel Macintosh and Linux only 4 21 4 1 7 Updating Firmware 4 23 4 1 7 1 Update the firmware by using the USB port 4 23 4 1 7 2 Update the firmware by using the network 4 24 4 1 8 Tech Mode 4 26 4 1 8 1 Entering the Tech Mode 4 26 4 1 8 2 Tech Mode Menu 4 27 4 1 8 3 Tech Mode Menu description 4 29 4 2 Truobleshooting 4 ...

Page 7: ...S to conform to the requirements of DHHS 21 CFR chapter 1 Subchapter J for Class I 1 laser products and elsewhere is certified as a Class I laser product conforming to the requirements of IEC 60825 1 Class I laser products are not considered to be hazardous The laser system and printer are designed so there is never any human access to laser radiation above a Class I level during normal operation ...

Page 8: ...arply around corners or wise damaged Do not place objects on top of the power cable If the power cable is damaged it could overheat and cause a fire Exposed cables could cause an electric shock Replace the damaged power cable immediately do not reuse or repair the damaged cable Some chemicals can attack the coating on the power cable weakening the cover or exposing cables causing fire and shock ri...

Page 9: ...s are replaced correctly Please carry out the following procedures before dismantling the product or replacing any parts 2 Ensure that power is disconnected before servicing or replacing any electrical parts 3 Disconnect interface cables and power cables 4 Only use approved spare parts Ensure that part number product name any voltage current or temperature rating are correct 5 When removing or re ...

Page 10: ...ter This printer weighs 6kg including toner cartridge and cassette Use safe lifting and handling techniques Use the lifting handles located on each side of the machine Back injury could be caused if you do not lift carefully 4 Ensure the printer is installed safely The printer weighs 6kg ensure the printer is installed on a level surface capable of supporting its weight Failure to do so could caus...

Page 11: ...n the vicinity of the assembly 3 Use only a grounded tip soldering iron to solder or desolder ESDs 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static can generate electrical charges sufficient to damage ESDs 5 Do not use Freon propelled chemicals When sprayed these can generate electrical charges sufficient to damage ESDs 6 Do not remove a rep...

Page 12: ... effective output 3 Processor 600 MHz 4 Printer Emulation PCL5e PCL6 PS3 XPS PDF EPSON IBM ProPrinter 5 Memory ML 451x series 128 MB 640 MB ML 501x series 256 MB 768 MB 6 Interfaces High Speed USB 2 0 1 GB Ethernet 7 Toner Cartridge ML 451x Series 7K 15K ML 501x Series 7K 15K 20K 8 Various Optional Units ML 451x Series Optional Memory SCF ML 501x Series Optional Memory SCF Mass Storage Device Mail...

Page 13: ...torage Packed 20 to 40 C 4 to 104 F 20 to 40 C 4 to 104 F Operation 10 to 85 RH 10 to 85 RH Humidity Storage Packed 5 to 90 RH 5 to 90 RH 110 volt models AC 110 127 V AC 110 127 V Power rating 220 volt models AC 220 240V AC 220 240V Average operating mode Less than 850 W Less than 900 W Ready mode Less than 12 W Less than 15 W Power consumption Power save mode Less than 4 5 W Less than 4 5 W Print...

Page 14: ...0g m envelopes 50 sheets Media sizes Letter Legal Oficio Folio A4 JIS B5 ISO B5 Executive A5 Statement Envelope B5 Envelope COM 10 Envelope DL Envelope C5 Custom 98 6 210 216 356 Letter Legal Oficio Folio A4 JIS B5 ISO B5 Executive A5 Statement Envelope B5 Envelope COM 10 Envelope DL Envelope C5 Custom 98 6 210 216 356 Media types Plain Paper Thin Paper Bond Punched Pre Printed Recycled Envelope T...

Page 15: ... m Media sizes Letter Legal Oficio Folio A4 JIS B5 ISO B5 Executive A5 Statement Custom 98 6 210 216 356 Letter Legal Oficio Folio A4 JIS B5 ISO B5 Executive A5 Statement Custom 98 6 210 216 356 Media types Plain Paper Thin Paper Bond Punched Pre Printed Recycled Transparency Label Card Stock Letterhead Thick Cotton Colored Archive Extra Thick Plain Paper Thin Paper Bond Punched Pre Printed Recycl...

Page 16: ...ts 20lb 80 g m 20 sheet stapler Supporting YES YES Media sizes A4 Letter Legal folio Oficio A4 Letter Legal folio Oficio Media types Plain Paper Thin Paper Thick Paper Plain Paper Thin Paper Thick Paper Automatic duplex Media weight 60 120g 16 32lb 60 120g 16 32lb 2 5 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 17: ...2 64 bit Mac OS X 10 3 10 6 Mac OS X 10 3 10 6 Supporting OS UNIX Sun Solaris 9 10 x86 SPARC HP UX 11 0 11i v1 11i v2 11i v3 PA RISC Itanium IBM AIX 5 1 5 2 5 3 5 4 UNIX Sun Solaris 9 10 x86 SPARC HP UX 11 0 11i v1 11i v2 11i v3 PA RISC Itanium IBM AIX 5 1 5 2 5 3 5 4 Driver WHQL WINDOW 2000 XP 32 64bit 2003 Server 32 64bit Vista 32 64bit 2008 Server 32 64bit 7 2008 Server R2 WINDOW 2000 XP 32 64b...

Page 18: ...64bits 2003 Server 32 64bits Vista 32 64bits 2008 Server 32 64bit 7 2008 Server R2 Mac Mac OS 10 3 10 6 Mac OS 10 3 10 6 Linux RedHat 8 9 32bit Enterprise Linux WS 4 5 32 64bit Fedora Core 1 7 32 64bit SuSE 8 2 10 2 Enterprise Desktop 9 10 32 64bit Madrake 9 2 10 1 32 64bit Mandriva 2005 2007 Ubuntu 6 06 7 04 Debian 3 1 4 0 RedHat 8 9 32bit Enterprise Linux WS 4 5 32 64bit Fedora Core 1 7 32 64bit...

Page 19: ...T R307 Imaging Unit Yield Approx 60 000 pages Approx 60 000 pages 2 1 2 7 Maintenance Parts Item ML 451x series ML 501x series Yield Approx 100 000 pages Approx 100 000 pages Pick Up roller Part Code JC97 02259A JC97 02259A Yield Approx 100 000 pages Approx 100 000 pages Retard roller Part Code JC97 02259A JC97 02259A Yield Approx 100 000 pages Approx 100 000 pages Forward roller Part Code JC97 02...

Page 20: ... ML HDK425 O Short Stand ML DSK65S O Finisher Stacker Stapler ML OCT65 O Multbin mailbox ML MBT65 O NOTE ML 451x series can install only 1 optional tray but ML 501x series can install max 4 optional trays Production of finisher and mailbox is discontinued 15 June Also the machine which were produced since June 9th 2015 need to be reworked to compatible with finisher and mailbox 2 9 Copyright 1995 ...

Page 21: ...Run continuous audible noise Less than 53 dB Less than 53 dB Temperature Operating 10 32 5 Storage 20 60 Operating 10 32 5 Storage 20 60 Humidity Operating 15 80 RH Storage 10 95 RH Operating 15 80 RH Storage 10 95 RH Stacking Stacker Tray 500 sheet 400 sheet with 20lb sheet 100 sheets bin Stapling 50 sheet stapling with 20lb sheet 5000 staples per a stapler cartridge N A Paper Size Length 148 357...

Page 22: ... 176 250 0 X Executive 184 2 266 7 7 25 10 50 A5 148 5 210 0 5 85 8 27 X Statement 139 7 215 9 5 5 8 50 X X X A6 105 148 5 4 13 5 85 X X X Post Card 4x6 101 6 152 4 4 6 00 X X X Hagaki Postcard 100 148 0 3 94 5 83 X X X Envelope Monarch 98 4 190 5 3 88 7 50 X X X Envelope COM 10 105 241 0 4 12 9 50 X X X Envelope DL 110 220 0 4 33 8 66 X X X Envelope C5 162 229 0 6 38 9 02 X X X Envelope C6 114 16...

Page 23: ...ette 100 520 sheets 100 500 sheets 100 500 sheets SCF HCF 4 x 520 SCF No HCF 3 x 500 SCF No HCF 2 x 500 SCF 1500 HCF Duplex Std Std Std Toner Yield 7K 15K 20K 10K 20K 10K Interface High speed USB 2 0 Ethernet 10 100 1000 Base TX High speed USB 2 0 Ethernet 10 100 Base TX High speed USB 2 0 Ethernet 10 100 1000 Base TX Wireless LAN Option LCD 4 Line 2 Line 4 Line Main Box Finisher Option N A Option...

Page 24: ... 13 14 3 5 4 9 10 11 12 16 15 17 18 1 Finisher Stacker Stapler 10 Multi purpose tray cover 2 Mailbox 11 USB memory port 3 Stapler cover 12 Front cover 4 Optional wireless cover 13 Control panel 5 Control board cover 14 Output tray 6 Short stand 15 Toner cartridge 7 Paper level indicator 16 Imaging unit 8 Optional tray 17 Multi purpose tray paper width guides 9 Tray1 18 Muti purpose tray extension ...

Page 25: ...del Some features and optional goods may not be available depending on model or country 3 4 5 1 2 6 7 8 9 1 Finisher cover Stacker Stapler 6 IEEE 1284 parallel connector 2 Rear cover 7 USB port 3 Mailbox cover 8 USB memory port 4 Power receptacle 9 Network port 5 Power switch Copyright 1995 2016 SAMSUNG All rights reserved 2 14 ...

Page 26: ...ons and Description 2 2 3 Paper Path The following diagram displays the path the paper follows during the printing process Simplex path Finisher Mailbox path Duplex path 2 15 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 27: ...3 1 Mail Box or Finisher 6 3rd Tray Optional 11 Imaging Unit 2 Laser Scanning Unit 7 4th Tray Optional 12 Transfer Unit 3 Fuser Unit 8 5th Tray Optional 13 MP Tray 4 1st Tray 9 Stand 14 Pick Up rollers 5 2nd Tray Optional 10 Toner Cartridge Copyright 1995 2016 SAMSUNG All rights reserved 2 16 ...

Page 28: ...ransfer position The paper feeding system mainly consists of the Pickup roller Registration roller Transfer roller Feed roller Drive system for these components and many sensors 2 2 5 1 Feeding System Overview The following diagrams display the feeding system for ML 451x 501x series EXIT COVER REAR REGI MPF CASSETTE DUPLEX TR PICKUP 2 17 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 29: ...Product Specifications and Description 2 2 5 2 Main components and functions 6 11 12 17 21 22 26 2 18 19 23 24 3 4 5 1 7 8 9 10 13 14 15 16 20 25 27 28 Copyright 1995 2016 SAMSUNG All rights reserved 2 18 ...

Page 30: ...er than the frictional force between the sheets As a result the retard roller is stopped and the lower paper does not advance any further When only one sheet is transported from the pickup roller the retard roller rotates following the forward roller Feed Roller This roller transports the paper sent from the forward roller to the registration roller Registration Roller Paper transported from the f...

Page 31: ...g the Paper Guides in each tray HANDLE LIFT GEAR AUTO SIZE SENSOR KNOCKUP GUIDE L GUIDE R GUIDE REAR ROLLER RETARD Specification Structure Cassette type Capacity 520 Sheets 80g standard paper Available paper Plain paper A6 Statement A5 Executive B5 A4 Letter Folio Officio Legal Auto detect A5 Executive B5 A4 Letter Folio Legal 7 Types Special Paper Envelop Label Cardstock 50 sheets Weight plain pa...

Page 32: ...and the pick up roller comes into contact with the paper The forward roller and the retard roller serve to make sure that a single sheet of paper is moved to the paper path and the paper is moved as far as the registration roller by the work of the vertical path roller ROLLER PICKUP ROLLER FORWARD ACTUATOR PAPER EMPTY 2 21 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 33: ...IT PRESSURE COUPLER REGI SENSOR REGI Registration Varience Top Margin Less than 1 0 mm Simplex Duplex Short Less than 2 0 mm Duplex Long Side Margin Less than 1 5 mm Simplex Duplex Short Less than 2 5 mm Duplex Long Dog Ear Trees Nicks Wrinkling Plain Paper 1 5 000 Special Media 1 3 000 Top Skew Horizontal Skew 180 mm Less than 1 0 mm Simplex Duplex Short Less than 1 5 mm Duplex Long and SCF Side ...

Page 34: ... ROLLER PICKUP Specification Tray capacity 100 sheets 80g standard paper Media Size Max 8 5 14 215 9 355 67 Min 3 5 76 2x127 Media weight Plain paper 60 220g Feeding speed 43 ppm ML 451x series 48 ppm ML 501x series in A4 LEF Long Edge Feeding 2 23 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 35: ...lectric field The toner visible image on the OPC drum is transferred to the paper by the positive bias applied to the first transfer roller C The toner cartridge D supplies with the toner to the development unit Process Steps 1 OPC drum charge The Charge roller gives the drum a negative charge 2 Laser Exposure Light produced by a laser diode is projected on the charged OPC through the lens and mir...

Page 36: ...er a Dr blade and a TC Toner Concentration sensor The diameter of the drum is 30 mm circumference about 94 2 mm The developing gap between a drum and the corresponding magnetic roller cannot be adjusted because they assembled as one Imaging unit in the factory The cleaning blade removes remaining toner on the drum surface The CRUM chip in the image unit stores the data about the Imaging unit OPC D...

Page 37: ... diameter of the magnetic roller is 18 2 mm The imaging unit has a TC Toner Concentration Sensor that is used for controlling toner density range The imaging unit is equipped with a CRUM in which some information about the imaging unit is stored A Magnetic Roller B Mixing Auger C TC Sensor B Mixing Auger Two mixing augers B circulate the developer forward and backward to mix the carrier and toner ...

Page 38: ...The drum fuser belt contains 2 fusing lamps One lamp center heating lamp heats the center and the other lamp side heating lamp heats the ends in the axial direction NC sensors non contact type thermistors is located in the front area of the drum fuser belt and controls the temperature One NTC thermistor and two thermostats are located at the center and side They protects the fusing system from ove...

Page 39: ...r belt is fluorinated The Rigid assembly contacts with the nip inside fuser belt To check the proper width between the fuser belt and the pressure roller it is pressed on pressure roller by the spring 3 Pressure roller The pressure roller is a rubber roller which ensures proper nip width between the pressure roller and fuser belt It is controlled by the external drive mechanism 4 NC sensor NC sens...

Page 40: ...ases The fuser belt temperature detected by the NC sensor becomes higher than the standard for overheat The heating temperature detected by the thermistor becomes higher than the standard for overheat The following components are destroyed when thermistor overheat protection fails Two thermostats for the fuser belt get into line with the common ground line of the fusing lamp If one of the thermost...

Page 41: ...protecting the LSU from contamination Also LD PBA is located to the front for interface The PD sensor located in LD PBA detects the scanning start line and generates the horizontal sync signal Hsync The picture below shows the main components for LSU NOTE The LSU is the optical precision device Please handle it carefully and do not remove the cover 3 4 2 5 Scan Þ Þ V V PD Sensor 1 Reflection Mirro...

Page 42: ... CPU The LD unit generating the laser beam has the dual beam laser diode with 780nm wavelength It is controlled by the LD drive IC Mode ML 501x series ML 451x series Remark LD Unit Laser Diode Dual Beam Drive IC for Dual Beam LD LD PBA 48 43ppm common use Laser Diode Dual Beam Drive IC for Dual Beam LD LD PBA 48 43ppm common use P Motor Speed 34 035 rpm 30 476 rpm Process Speed 288 17 mm sec 258 0...

Page 43: ...2 2 9 Drive System This section describes the printer drive system parts and process 2 2 9 1 Drive Motors The following diagram displays the locations of the printer drive motors 1 2 3 4 5 6 Copyright 1995 2016 SAMSUNG All rights reserved 2 32 ...

Page 44: ...r driving 1 DRIVE MAIN E Clutch 1 Regi Shaft driving PM STEP 1 Exit Roller driving 2 DRIVE EXIT E Clutch 1 Fuser pressure driving 3 MP E Clutch 1 MP Pick up shaft driving 4 DRIVE FEED DC 1 CST elevating driving 5 DUPLEX E Clutch 1 Duplex driving 6 PICK UP E Clutch 1 Pick Up driving 2 33 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 45: ...Toner Fuser Regi Front View BLDC FEED FUSE R BLDC OPC Deve Regi Control Clutch Rear View OPC Coupling Deve Coupling Regi Coupling DC Toner Supply Agitator Coupling Toner Coupling Information Part Code JC93 00348A DRIVE MAIN Copyright 1995 2016 SAMSUNG All rights reserved 2 34 ...

Page 46: ...r 3 EXIT Roller 2 CLTUCH EL FUSER Press ure Control Information Part Code JC93 00349A DRIVE EXIT Power Train It is driven by step motor Step motor Gear Gear Exit Roller 3 driving Step motor Gear Gear Exit Roller 2 driving Step motor Gear E Clutch Gear Gear Fuser pressure driving 2 35 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 47: ...ray Lifting Drive Unit The following diagram displays the tray lifting drive unit Cassette Elevating DC Tray lifting is operated by the DC motor Power Train DC motor Gear Gear Gear Gear Tray lifting Copyright 1995 2016 SAMSUNG All rights reserved 2 36 ...

Page 48: ...DC MOTOR DC MOTOR CLUTCH STEP MOTOR CTD REGI TEMP HUMIDIT POLYGO N MOTOR LD PD OP TION ITEMS DEVE UNIT T0NER B0TTLE DEVE CRUM TB CRUM FUSE R CRUM NETWORK USB FAN TEMP TC XRX ONLY UNIT MSOK SIM SO CKET TOUCH SCREEN GRAPHIC UI PANEL ML 451x 501x series main controller has adopted the Chorus4 one chip solution to control the printer engine It receives print data from the USB Device Host Ethernet ML 4...

Page 49: ...rd Location The following diagrams show the locations of the printer circuit boards Joint PBA MAIN Controller Fuser Drive Board SMPS Eraser PBA Toner Crum I F PBA HVPS Cover Open PBA DEVE Crum I F PBA Copyright 1995 2016 SAMSUNG All rights reserved 2 38 ...

Page 50: ...aper detection S8 PHOTO INTERRUPTER Paper empty sensor 0604 001325 Paper detection S9 PHOTO INTERRUPTER Exit sensor 0604 001325 Paper detection S10 PHOTO INTERRUPTER Envelope sensor 0604 001325 Envelope pressure detection S11 PHOTO INTERRUPTER Binfull sensor 0604 001325 BIN FULL detection S12 SENSOR PAPER SIZE JC34 00001A Paper size detection S13 SWITCH LIMIT UPPER JC39 01443A Pickup position dete...

Page 51: ... Motor 6 Duplex Clutch 2 OPC Motor 7 Registration Clutch 3 Exit Motor 8 Cassette Pick up Clutch 4 Toner Supply Motor 9 MP Pick up Clutch 5 Knock Up elevating motor 10 Envelope pressure clutch Fan Location 3 1 2 1 Main Fan 2 LSU Fan 3 SMPS Fan Copyright 1995 2016 SAMSUNG All rights reserved 2 40 ...

Page 52: ...es memory size is 128MB and ML 501x series momory size is 256MB Additionally 512MB option memory can be installed for all models It supports the optional hard disk drive through the Sata Block The LPEC1 for controlling the sensor and drive is connected to the LOCAL in the main controller It supports the USB device 1ch Host 1ch Giga Network 1ch It has the optional Micom Attiny25 for protecting the ...

Page 53: ... JC92 02354B XAX XAA JC92 02354E XIL JC92 02354F ETS STS XEV XIP XSA XSG XSS JC92 02354G XAZ XPE ML 5010 5012ND series JC92 02355A SEE XET JC92 02355B XAX XAA JC92 02355F ETS STS TED XEV XFA XIP XSA XSG XSS JC92 02355G XAZ XBG XPE ML 5015 5017ND series JC92 02356A SEE JC92 02356B XAA JC92 02356E ETS STS TED XEV XFA XIP XSG XSS JC92 02356G XAZ XBH XPE Copyright 1995 2016 SAMSUNG All rights reserved...

Page 54: ...ML 5015 17 FDB 5 EXIT Step Motor 18 DDR2 SoDimm 6 CTD Regi sensor 19 Operation Panel 7 HVPS 20 4 3inch LCD USB I F 5015 only 8 Toner DEVE Crum TC 21 Front USB 5010 5015 only 9 Interface PBA 22 MSOK Xerox Model Only 10 LSU 23 SATA Power 11 SMPS 24 SATA Signal 12 SMPS 24V_remote 25 5V DC Jack 13 Fuser Thermistor 26 SIM Socket Xerox Model Only 2 43 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 55: ...tores some print data from the USB and Network port scanned images copy data fax data and printable video data etc The SO DIMM PBA includes the following features 512MB capacity expandable to 1GB 32 bit non ECC DDR2 200MHz speed NOTE Only this memory can be installed to the main controller Information SEC CODE JC92 02087C PBA Name DDR2 RAM DIMM Copyright 1995 2016 SAMSUNG All rights reserved 2 44 ...

Page 56: ...roller ML 451x 5010 5012 only CMOS Microcon trolle r S3 C8 2 8 B 1 1 1 MHz 4 Lin e Grap h ic LCD 1 2 8 x6 4 Dot Nu meric KEY LEDs GPIO Key LEDs Data Bus 8 bit Back lig h t LCD Main Con troller UART Diagram of OPE controller ML 5015 5017 only USB HUB Con troller MEMORY 6 4 MB OPE Con trolle r Proce ssor S3 C2 4 1 6 4 0 0 MHz TFT LCD 4 3 4 8 0 x2 7 2 Tou ch Pan el OPE KEY PBA FLASH 3 2 MB Main Con t...

Page 57: ... Information SEC Code JC92 02380A PBA Name Numeric OPE Connection 1 Main IF 2 LCD IF Touch OPE PBA ML 5015 5017 only 1 2 3 4 Information SEC Code JC92 02378A PBA Name Numeric OPE Connection 1 Main IF USB 3 OPE Key IF 2 Main IF 4 LCD IF Copyright 1995 2016 SAMSUNG All rights reserved 2 46 ...

Page 58: ...ct Specifications and Description OPE Key PBA ML 5015 5017 only 1 Information SEC Code JC92 02379A PBA Name OPE KEY Connection 1 Touch OPE PBA IF FFC Cable 2 47 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 59: ...controls the halogen lamps in the fuser unit to provide the stable power SMPS FDB 1 2 3 4 5 6 7 Specification General Input Output Voltage 1 AC 110V 90V 135V AC 220V 180V 270V 2 Input Current 13 7A 110V 6 8A 220V 3 Output Power SMPS FDB 1500W SMPS 200W FDB 1300W SMPS DC 5V 20W DC 24V 180W FDB AC Lamp1 700W AC Lamp2 600W Information SMPS 110V 220V SEC Code JC44 00091C JC44 00092C PBA Name SMPS V1 S...

Page 60: ...or SMPS AC Input Connector CN1 PIN ASSIGN PIN NO Description 1 AC_L 2 AC_N AC Input SMPS DC Output Connector CN2 PIN ASSIGN PIN NAME Description 1 5V1 Power 2 GND 5V Ground 3 5V2 Power 4 GND 24V Ground 5 24V1 Power 6 GND 24V Ground 7 24V2 Power 8 GND 24V Ground 9 24V3 Power SMPS Signal Connector2 CN3 PIN ASSIGN PIN NAME Description 1 GND Ground 2 24V_ON_OFF SMPS Control 3 GND Ground 2 49 Copyright...

Page 61: ...ero_Crossing Phase_Control Signal 5 Relay_ON OFF FDB ON_OFF 6 GND Ground FDB AC Input Connector CN2 PIN ASSIGN PIN NO Description 1 AC_L 2 Acne AC Input FDB AC Input Connector CN3 PIN ASSIGN PIN NO Description 1 AC_L 2 AC_N AC Input FDB AC Input Connector CN4 PIN ASSIGN PIN NO Description 1 LAMP1 2 LAMP2 3 COMMON AC Output to Lamp Copyright 1995 2016 SAMSUNG All rights reserved 2 50 ...

Page 62: ...nerates high voltage channels which includes THV MHV DEVE AC DEVE DC Fuser bias and SAW 1 2 3 4 5 6 7 8 9 Information SEC CODE JC44 00202A PBA Name HVPS MONO Connection 1 DEV 4 SAW 7 Rear Fan 2 MHV 5 Fuser Bias 8 NSENS 3 THV 6 HVPS Input 9 LSU Fan 2 51 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 63: ...e drum after printing Information SEC CODE JC92 02373A PBA Name Eraser 2 2 10 6 Cover Open PBA This board cuts off and supply DC power when the front cover is opened or closed It has the 24V power interlock function for safety Information SEC CODE JC92 02371A PBA Name Cover Open Connection 1 5VL 2 5V 3 4 5 24VS 6 7 8 24V Copyright 1995 2016 SAMSUNG All rights reserved 2 52 ...

Page 64: ... PBA Connection 1 Cover Open IF 2 Toner DC Motor IF 3 MP Sensor IF 4 MP Clutch IF 5 Paper Senor IF Pickup Dulpex Clutch IF 6 Regi Clutch IF 7 Main IF FFC Cable 2 2 10 8 Deve Crum Joint PBA The Deve Crum Joint PBA is the interface PBA between the Imaging Unit and the system Information SEC CODE JC92 02163A PBA Name DEVE CRUM JOINT 2 53 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 65: ... 2 2 10 10 Toner Crum PBA The Crum PBA includes CRU memory for Deve and Bottle Unit Life Cycle counting Information SEC CODE JC92 02345A PBA Name TONER CRUM 2 2 10 11 Deve Crum PBA The Deve Crum PBA is the interface PBA between the main controller and imaging unit It provides the interface for Crum TC sensor Information SEC CODE JC92 02371A PBA Name DEVE CRUM I F Copyright 1995 2016 SAMSUNG All ri...

Page 66: ...This is the finisher exterior 2 Feed Unit This unit transports the paper to the temper unit 3 Tamper Unit This unit aligns the paper and transports the aligned papers to the tray 4 Stapler Unit This unit staples the paper 5 Endfence Unit This unit is the base level for aligning paper 6 Stacker Unit This unit is stacks the output papers 2 55 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 67: ...o Name 1 Entrance Sensor 8 Level Sensor 2 Diverter Sensor 9 Stacker Full Sensor 3 Jam Guide Sensor 10 Roller Feed Exit 4 Exit Sensor 11 Roller Feed Middle Upper 5 Tamper Home Sensor Front 12 Roller Feed Middle Lower 6 Tamper Home Sensor Rear 13 Roller Feed Entrance 7 Extension Tray Home Sensor 14 Guide Left Jam Clear Copyright 1995 2016 SAMSUNG All rights reserved 2 56 ...

Page 68: ...OR KIT5011C Tamper Home Sensor Rear S7 JC81 07420A AS SENSOR KIT5011C Extension Tray Home Sensor S8 JC81 07420A AS SENSOR KIT5011C Level Sensor S9 JC81 07420A AS SENSOR KIT5011C Stacker Full Sensor S10 MSW3 3143 MICRO SWITCH VP333A 4D Staple Safety Switch S11 MSW3 3113 MICRO SWITCH VP333A 1D Cover Open Switch M1 JC81 03478A ASSY PM MOTOR S2M20T Feed Entrance Motor M2 JC81 03479A ASSY HB MOTOR S2M1...

Page 69: ...board Connector Number Name P J1 PSU 24V 5V ENGINE INTERFACE P J2 Stapler Door Safety Switch P J5 Feeding Motors and Extension Tray Motor P J6 Tamper Motors P J7 Stacker Extension Tray Diverter Entrance Sensors P J8 Exit Jam Cover Tamper Sensors P J9 Stapler Motors and Sensors P J14 Stacker Motor Copyright 1995 2016 SAMSUNG All rights reserved 2 58 ...

Page 70: ... 4 2 Exit Sensor Bin 1 12 Exit Roller Bin 4 3 Lower Gate Sensor 13 Feed Roller Bin 4 4 Full Sensor Bin 1 14 Exit Roller Bin 3 5 Exit Sensor Bin 2 15 Feed Roller Bin 3 6 Full Sensor Bin 2 16 Exit Roller Bin 2 7 Exit Sensor Bin 3 17 Feed Roller Bin 2 8 Upper Gate SensorLevel Sensor 18 Exit Roller Bin 1 9 Full Sensor Bin 3 19 Feed Roller Bin 1 10 Exit Sensor Bin 4 20 AS COVER JAM FRAME ASSY 2 59 Copy...

Page 71: ...Full Sensor Bin 2 S6 0604 001095 PI SENSOR GP1S73P2 Exit Sensor Bin 3 S7 0604 001095 PI SENSOR GP1S73P2 Full Sensor Bin 3 S8 0604 001095 PI SENSOR GP1S73P2 Exit Sensor Bin 4 S9 0604 001095 PI SENSOR GP1S73P2 Full Sensor Bin 4 S10 0604 001095 PI SENSOR GP1S73P2 Lower Gate Sensor S11 0604 001095 PI SENSOR GP1S73P2 Upper Gate Sensor S12 JC81 03469A MICRO SWITCH VP333A 0D Door Open Switch M1 JC81 0728...

Page 72: ... the connection information of the mail box main board P J5 P J4 P J3 P J2 P J1 Connector Number Name P J1 PSU 24V 5V ENGINE INTERFACE P J2 Door Switch P J3 Feeding Motor and Upper Gate Motors P J4 Entrance Upper Gate Sensors P J5 Exit Full Sensors 2 61 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 73: ...r unit malfunction 3 1 2 Preautions when handling PBA Static electricity can damage a PBA always used approved anti static precautions 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 c...

Page 74: ...tches Many of the parts are held in place with plastic latches The latches break easily release them carefully To remove such parts press the hook end of the latch away from the part to which it is latched 3 2 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 75: ...8A 11 6009 001492 DUPLEX SCREW HEX HWH M3 L8 NI PLT SWRCH18A S RF 4 6001 000545 DUPLEX FEEDER LOWER SCREW MACHINE PH M3 L4 NI PLT SWRCH18A FP 2 6003 000196 FRAME LEFT SCREW TAPTYPE PWH B M3 L10 NI PLT SWRCH18A 3 6003 000269 FRAME LEFT SCREW TAPTYPE BH S M3 L6 ZPC WHT SWRCH18A 9 6002 000440 FRAME GUIDE CASSETTE LEFT SCREW TAPPING PWH 2 M3 L8 ZPC BLK SWRCH18A 1 6003 000196 FRAME TERMINAL FUSER SCREW...

Page 76: ...VER FRONT SCREW TAPTYPE PH WSP B M3 L10 ZPC WHT SWRCH18A 2 6003 000196 COVER TOP SCREW TAPTYPE PWH B M3 L10 NI PLT SWRCH18A 1 6003 000282 LSU SCREW TAPTYPE BH B M3 L8 ZPC BLK SWRCH18A 5 6003 000196 OPE 4 3LCD SCREW TAPTYPE PWH B M3 L10 NI PLT SWRCH18A 6 6003 000269 OPE 4 3LCD SCREW TAPTYPE BH S M3 L6 ZPC WHT SWRCH18A 4 6003 000196 MAINLINE SCREW TAPTYPE PWH B M3 L10 NI PLT SWRCH18A 6 6003 000269 M...

Page 77: ...it take necessary precautions so you don t get burned Before replacing it make sure that fuser unit has cooled 1 Open the rear cover While opening the rear cover at a 45 angle lift up the right side of the rear cover Then take off the rear cover 2 Remove 4 screws 3 Lift up the both levers Then take off the fuser unit Copyright 1995 2016 SAMSUNG All rights reserved 3 5 ...

Page 78: ... Remove the pick up and forward roller as shown image 2 1 3 3 3 Transfer roller 1 Open the front cover Remove the toner cartridge and imaging unit 2 Push the both handles to the direction of arrow Take off the transfer roller 1 1 2 3 6 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 79: ...he linker And remove the front cover by releasing hooks from both sides 3 Open the rear cover Lift up the right side and release the rear cover 2 1 4 Remove the option cover 5 Remove 4 screw securing the OPE unit 6 Release the OPE unit Unplug the connector Copyright 1995 2016 SAMSUNG All rights reserved 3 7 ...

Page 80: ...curing the top cover 8 Lift up and release the top cover 9 Remove the main board cover 10 Remove 4 screws securing the right cover Front Rear 11 Remove the rear dummy cover 12 Release the right cover 3 8 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 81: ...t cover 3 4 2 Main Board 1 Remove the right cover 2 Unplug all connectors on main board 3 Remove 4 screws 4 Release the main board 3 4 3 Joint PBA 1 Remove the right cover 2 Unplug all connectors on main board 3 Remove 4 screws 4 Release the Joint PBA Copyright 1995 2016 SAMSUNG All rights reserved 3 9 ...

Page 82: ...ve 3 screws securing the SMPS cover 3 Release the SMPS cover after unplugging the connector 4 Unplug all connector on the FDB Remove 3 screws And release the FDB 5 Unplug all connector on the SMPS board Remove 3 screws And release the SMPS board 3 10 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 83: ...4 screws then release the Main motor OPC Motor Main Motor 3 4 6 Main Drive unit 1 Remove the right cover 2 Remove the Joint PBA 3 Remove the SMPS cover 4 Remove the MP clutch and the Gear E Ring E Clip MP Clutch 5 Release the Main drive unit after removing 5 screws 1 2 3 4 5 NOTE When reassembling the main drive unit tighten 5 screws in order as shown above Copyright 1995 2016 SAMSUNG All rights r...

Page 84: ...clutch bracket after removing 2 screws Duplex Clutch 4 Remove the pick up clutch Remove the duplex clutch after removing the E ring Pick up Clutch 3 4 8 HVPS Board 1 Remove the left cover 2 Remove the 4 screws 3 Unplug all connectors on the HVPS board 4 Release the HVPS board 3 12 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 85: ...e bracket after removing 2 screws NOTE When reassembling the exit unit first tighten these screws to secure the frame and bracket 3 Remove the 4 screws from the rear 4 Remove 2 screws Release the Exit unit after pull it to the rear slightly Copyright 1995 2016 SAMSUNG All rights reserved 3 13 ...

Page 86: ... harness Release the LSU NOTE When reassembling the LSU position the harness center line to the arrow on the LSU 3 4 11 Eraser Lamp PBA 1 Remove the top cover 2 Remove the LSU 3 Remove 1 screw and push 1 hook 4 Pull the eraser lamp PBA to the left slightly And then release it 1 2 3 14 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 87: ... 2 screws 3 4 13 Disassembling Pick up assy NOTE Before disassembling Pick up assy have to disassemble the parts on the following bookmark 3 3 13 1 3 3 13 8 3 4 13 1 Left Cover 1 Remove 2 screw in the rear 2 Remove 3 screw in the front 3 Release Left Cover after removing the screws Copyright 1995 2016 SAMSUNG All rights reserved 3 15 ...

Page 88: ... Guide L 1 Remove 4 screw securing HVPS 2 Remove 5 screw 3 Pull and release the Cassette Guide L while pushing its 2 poles 3 4 13 3 Right Cover 1 Release Cover Dummy 2 Remove 2 screw in the rear 3 16 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 90: ...2 Remove 3 screw securing SMPS 3 4 13 5 Drive Assy 1 Don t completely release Drive after removing the screw Make a only space for releasing Clutch 3 4 13 6 Pick up and Duplex Clutch 1 Release the cover after removing the screws for each cover 3 18 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 91: ...ly and Reassembly 2 Release each Clutch 3 Release Duplex belt 3 4 13 7 Screw 1 Remove 2 screw 3 4 13 8 Bracket Cross Bar and Pick up Harness 1 Release 2 harness Copyright 1995 2016 SAMSUNG All rights reserved 3 19 ...

Page 92: ...embly 2 Release Bracket Cross Bar 3 4 13 9 Pick up assy 1 Release the gear after removing the washer 2 Release Pick Up Assy after removing 4 screw 3 Disassembly completion 3 20 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 93: ... 3 5 Finisher 3 5 1 Cover 1 Remove 4 screws 2 Open the jam guide Remove 2 screws 3 Remove the finisher rear cover 4 Remove the staple cartridge 5 Remove the finisher front cover Copyright 1995 2016 SAMSUNG All rights reserved 3 21 ...

Page 94: ... finisher front cover 2 Remove 3 screws Unplug 2 connectors And remove the Stapler Ass y 3 5 3 Safety sensor 1 Remove the finisher front cover 2 Remove 2 screws Unplug 2 connectors And remove the Safety sensor 3 22 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 95: ...s y 1 Remove the finisher front rear cover 2 Release the Jam guide after removing both bushes 3 Remove 2 screws securing the safety sensor 4 Remove 2 screws 5 Remove 2 screws from the opposite Copyright 1995 2016 SAMSUNG All rights reserved 3 23 ...

Page 96: ...over 8 Remove the Tamper Home Sensor after unplugging the connector 9 There are 2 temper motors To remove a tamper motor remove 2 screws and 1 connector 10 To remove the door open sensor and exit sensor unplug the connector 3 24 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 97: ... the finisher main board after removing 5 screws and all connectors 3 5 6 Diverter Assy 1 Remove the finisher rear cover 2 Remove the Diverter Sensor after unplugging the connector 3 Remove the One Way Bearing after removing 3 E rings and spring Copyright 1995 2016 SAMSUNG All rights reserved 3 25 ...

Page 99: ...to separate front rear cover 3 Remove the front cover Separate the rear cover after unplugging the connector 4 Remove the jam cover 5 Remove the top cover after remove 4 screws 6 Open the Assy Shield TOP If necessary remove switch or sensor Copyright 1995 2016 SAMSUNG All rights reserved 3 27 ...

Page 100: ...he groove of both gears 9 Separate the bracket and main board after remove 5 screws 10 Remove the SPUR Gear after remove screw 11 There are 3 Ass y actuator shields This manual describes disassebmly procedure for middle shield Remove 2 screws green color from the front 12 Remove 2 screws green color from the rear 3 28 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 101: ...ove the ROLLER STACKER 14 Remove the SEPARATE PAWL FEED by unhooking the side 15 Push the Ass y actuator shield to the direction of arrow And Separate it from the opposite side 16 Done Copyright 1995 2016 SAMSUNG All rights reserved 3 29 ...

Page 102: ...is control panel may differ from your machine depending on its model There are various types of control panels Type A ML 451x 5010 5012 series 1 2 4 5 10 9 8 7 6 3 1 Display Shows the current status and prompts during an operation 2 Menu Enters menu mode and scrolls through the available menus 3 OK Confirms the selection on the display 4 Cancel Stops an operation at any time 5 Power You can turn t...

Page 103: ...le values by moving to the next or previous options 10 Back Sends you back to the upper menu level Type B ML 5015 5017 series 1 Display Shows the current status and prompts during an operation 2 Cancel Stops an operation at any time 3 Power You can turn the power on and off with this button 4 Status LED Shows the status of your machine Copyright 1995 2016 SAMSUNG All rights reserved 4 2 ...

Page 104: ...t does not support the display screen on the control panel this feature is not applicable Small amount of toner is left in the cartridge The estimated cartridge life of toner is close Prepare a new cartridge for replacement You may temporarily increase the printing quality by redistributing the toner Red On A toner cartridge has almost reached its estimated cartridge life It is recommended to repl...

Page 105: ...per does not exit refer to next blow 2 Pull out the tray 1 0 0 00 0 3 Remove the jammed paper by pulling in the direction shown To avoid tearing the paper pull it out gently and slowly 0 0 If the paper does not move when you pull or if you do not see the paper in this area check the fuser area around the toner cartridge 4 Insert tray 1 back into the machine until it snaps into place 0 0 00 0 Copyr...

Page 106: ...hown To avoid tearing the paper pull it out gently and slowly 0 0 If the paper does not move when you pull or if you do not see the paper in this area stop and go to the next step 3 Pull tray 1 half way out Pull the jammed paper straight up and out 0 4 Insert the trays back into the machine 4 5 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 107: ...g properly pull the paper out of the machine 2 Close the MP tray 0 0 If the paper does not move when you pull or if you do not see the paper in this area stop and go to the next step 3 Open and close the front cover to resume printing 00 0 00 0 Copyright 1995 2016 SAMSUNG All rights reserved 4 6 ...

Page 108: ...face of the imaging unit To prevent damage to the imaging unit do not expose it to light for more than a few minutes Cover it with a piece of paper if necessary 4 Carefully lift up the guide feed as shown below 0 5 Remove the jammed paper by pulling in the direction shown To avoid tearing the paper pull it out gently and slowly 4 7 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 109: ...sert the imaging unit and toner cartridge 8 Close the front cover to resume printing 00 0 9 Open the rear cover 0 0 10 By opening the fuser lever loosen the jammed paper Then gently pull the paper straight out 0 0 0 0 Copyright 1995 2016 SAMSUNG All rights reserved 4 8 ...

Page 110: ...4 Alignment and Troubleshooting 11 Put the fuser levers to their original position 0 0 0 0 12 Close the rear cover Printing automatically resumes 0 0 4 9 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 111: ...earing the paper pull it out gently and slowly If you do not see the jammed paper or if there is any resistance when you pull stop and go to the next step 2 Open the rear cover 0 0 3 Gently pull the paper straight out 4 Close the rear cover Printing automatically resumes 0 0 Copyright 1995 2016 SAMSUNG All rights reserved 4 10 ...

Page 112: ...0 2 Open the machine s rear cover 0 3 Locate the jammed paper and remove it The jammed paper might be inside the finisher or the machine To avoid tearing the paper pull it out gently and slowly 4 Close the finisher s rear cover and machine s rear cover 0 0 4 11 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 113: ...de the finisher 1 Open the finisher s rear cover 0 2 Remove the jammed paper by pulling in the direction shown To avoid tearing the paper pull it out gently and slowly 3 Close the finisher s rear cover 0 Copyright 1995 2016 SAMSUNG All rights reserved 4 12 ...

Page 114: ... by pulling in the direction shown To avoid tearing the paper pull it out gently and slowly 0 0 2 Close the finisher s rear cover 0 4 1 3 9 Paper jam in front of the multi bin mailbox 1 Open the mailbox s rear cover 0 2 Open the machine s rear cover 0 4 13 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 115: ...e paper pull it out gently and slowly 4 Close the mailbox s rear cover and machine s rear cover 0 0 0 4 1 3 10 Paper jam inside the multi bin mailbox 1 Open the mailbox s rear cover 0 2 Remove the jammed paper by pulling in the direction shown To avoid tearing the paper pull it out gently and slowly Copyright 1995 2016 SAMSUNG All rights reserved 4 14 ...

Page 116: ...er jam at the exit of the multi bin mailbox 1 Remove the jammed paper by pulling in the direction shown To avoid tearing the paper pull it out gently and slowly 0 0 2 Open and close the mailbox s rear cover to resume printing 0 4 15 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 117: ...pears You can set the option for whether or not this message or LED appears ML 451x Series and ML 5010 5012 Series 1 Press the Menu botton on the control panel 2 Press Admin Setup OK Maintenance OK 3 Press Toner Low Alert OK 4 Select the option you want then press OK ML 5015 5017 Series 1 Press Setup from the Main screen 2 Press System Next Maintenance 3 Press Toner Low Alert 4 Press the option yo...

Page 118: ... 2 1 For windows user use the Samsung Easy Printer Manager For Macintosh Linux or Unix OS user use the Smart Panel NOTE If your machine is connected to the network you can set the altitude via SyncThru Web Service You can also set the altitude in System Setup option on the machine s display 4 17 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 119: ...of the appropriate roller 4 5 3 2 1 Roller Period mm Phenomenon Defective part 1 Pressure Roller Background Fuser 2 Charging Roller 44 mm Black Spot and line and periodic band 3 Magnetic Roller 56 6 mm White spot Horizontal black band 4 OPC Drum 94 2 mm White and Black Spots Imaging unit 5 Transfer Roller 56 5 mm Ghost Damaged image by abnormal transfer Transfer roller Copyright 1995 2016 SAMSUNG ...

Page 120: ...OTE Internet Explorer 6 0 or higher is the minimum requirement for Samsung Easy Printer Manager Understanding Samsung Easy Printer Manager To open the program Select StartPrograms or All Programs Samsung Printers Samsung Easy Printer Manager The Samsung Easy Printer Manager interface is comprised of various basic sections as described in the table that follows No Area Description 1 Printer List Th...

Page 121: ...ated to when alerts will be received Email Alert Provides options relating to receiving alerts via email History Alert Provides a history of device and toner related alerts Job Accounting Provides querying of quota information of the specified job accounting user This quota information can be created and applied to devices by job accounting software such as SyncThru or CounThru admin software 4 1 ...

Page 122: ...n the machine in use Some machines do not have this feature 2 Alert Settings Select the settings you want from the options window 3 Order Supplies You can order replacement toner cartridge s from online 4 Troubleshooting You can directly open the troubleshooting section in the user s guide 5 Close Close the window 4 1 6 3 Using Smart Panel Macintosh and Linux only Smart Panel is a program that mon...

Page 123: ...he above window may differ depending on the machine in use Some machines do not have this feature 2 Buy Now You can order replacement toner cartridge s from online 3 User s Guide You can view the online User s Guide NOTE This button opens the Troubleshooting Guide when an error occurs You can directly open the troubleshooting section in the user s guide 4 Printer Setting You can configure various ...

Page 124: ... firmware by using the USB port Upgrading preparations usblist2 exe Tool which sends firmware data to printer Firmware file to update Upgrade Procedure 1 Turn the machine off 2 Connect USB cable to printer 3 Turn the machine on Check if the printer is the ready status 4 Drag the firmware file and Drop down on the usblist2 exe And then firmware update will be started automatically 5 When upgrading ...

Page 125: ...ut IP address of machine Click Login 2 Log in Admin Mode ID admin PW sec00000 CAUTION Please change SWS Default ID and Password for system security in case of your first connection NOTE If the machine supports Direct Print you can enable this function using the SWS menu The default configuration is Disabled for your security 3 Select Maintenance menu and click upgrade wizard Copyright 1995 2016 SA...

Page 126: ... browser button and press next button 5 SyncThru will check verify firmware file and compare version and press next button 6 Machine starts upgrading SyncThru will return home page after upgrading is completed 4 25 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 127: ...ous test to isolate the cause of a malfunction While in Tech mode the machine still performs all normal operations To enter the Tech Mode ML 451x 5010 5012 series To enter the Tech Mode press Menu 1 9 3 4 in sequence ML 5015 5017 series While pressing the Cancel button press the triangle button on LCD Copyright 1995 2016 SAMSUNG All rights reserved 4 26 ...

Page 128: ...Tray 5 Retard Roller MP Tray Counter Reset Transfer Roller Toner Low Level 1 30 10 Off Data Setup Paper Substitution On Configuration Printing Suppilies Info Printing Usage Counter Printing Error Information Printing Job Duty Printing Report ID Control History Printing NVM Read Write NOTE Refer to NVM Read Write table NVM Initialize Initialize Now EDC Mode Test Routines NOTE Refer to Test Routines...

Page 129: ...ies Information Usage Counter Error Information Job Duty Information Report ID Control History NVM Read Write NOTE Refer to NVM Read Write table Copier Test Routine NOTE Refer to Test Routines table Toner Low Level 1 30 10 Fuser Tray 1 Tray 2 Tray 3 Tray 4 Tray 5 Pickup Roller MP Tray Counter Reset Transfer Roller Off Paper Substitution On Test Routine Other Format Mass Storage Device Copyright 19...

Page 130: ...r Information It shows various kinds of errors which can be occurred in machine It also store history error count how many errors are issued Job Duty It shows printing usage by print job duty 3 EDC Mode NVRAM Read Write This menu can change a configuration value for engine firmware Display Code GUI 4 Line LUI Meaning Default Max Min Remark 104 0000 Pick up roller Life Page Counter 0000 Pick Rol Li...

Page 131: ... 100K 0 100000 0 105 0030 MHV DC Black MHV Bias Control 0030 MHV DC K Charger HV Black DC Duty 300 600 0 0 300 600 300 106 0030 Deve DC Black Deve Bias Control 0030 Deve DC K Deve DC Black 300 600 0 0 300 600 300 106 0070 Deve VPP Black 0070 Deve VPP K Deve VPP Black 300 600 0 0 300 600 300 106 0110 Deve AC Black 0110 Deve AC K Deve AC Black 300 600 0 0 300 600 300 106 0120 Deve AC Frequency 0120 ...

Page 132: ... DEV Motor Ready Detect if Black DEV BLDC Motor runs at normal speed High Low Engine 100 0120 Exit Motor Forward Fast Exit Motor Forward Fast On Off On Off Engine 100 0131 Exit Motor Backward Exit Motor Forward Backward On Off On Off Engine 100 0140 Duplex Motor Forward Duplex Motor Forward On Off On Off Engine 100 0160 Duplex Fan1 Run Start Stop Duplex Fan1 run On Off Engine 100 0170 Duplex Fan2 ...

Page 133: ...o size2 sensor of tray2 is high or low High Low Engine 102 0110 T2 Size3 sensor Detects whether auto size3 sensor of tray2 is high or low High Low Engine 102 0120 T2 Stack Height Sensor Detects if paper in tray2 is elevated to the sensor High Low Engine 102 0140 Tray3 Home Position Detect when tray3 is closed Closed Opened Engine 102 0150 T3 Paper Empty Sensor Detect when paper is in tray3 High Lo...

Page 134: ...tional High Low Engine 102 0340 T4 Feed Sensor or Door Open Detect when a paper is at T4 Feed sensor optional High Low Engine 102 0341 T5 Feed Sensor or Door Open Detect when a paper is at T5 Feed sensor optional High Low Engine 102 0360 Regi Sensor Detect when a paper is at Regi sensor High Low Engine 102 0370 Exit Sensor Detect when a paper is at Exit sensor High Low Engine 102 0380 Duplex Jam1 ...

Page 135: ...U LD4 Power On Off black On Off Engine 110 0120 LSU Fan1 Run Start Stop LSU Fan Run On Off Engine 111 0030 Toner Dispense Motor Black Toner Dispense Supply Motor On Off On Off Engine 111 0070 Toner Sensor Black TC sensor in developer tank Numeric 3 digits Engine 111 0080 ID Sensor Start ID sensor sensing On Off On Off Engine 111 0090 ID Sensor Check Display ID sensor reading value Numeric 3 digits...

Page 136: ... 116 0050 Feed Motor Feed Motor run as IOT Speed On Off Engine Mailbox 116 0060 Upper Diverter Motor Upper Diverter Round Trip between three positions On Off Engine Mailbox 116 0070 Lower Diverter Motor Lower Diverter Round Trip between three positions On Off Engine Mailbox 116 0080 Entrance Sensor Detect paper at paper feeding area High Low Engine Mailbox 116 0090 Bin1 Full Sensor Detect paper fu...

Page 137: ...ain a detailed description of the problem from the customer Power On Red LED on Error message is displayed OPE LED Green OK Print test page Printing quality is nomal Refer to Solution of Image Problem See the troubleshooting for error code END No Power Power Module error Main PBA OPE LED ON Copyright 1995 2016 SAMSUNG All rights reserved 4 36 ...

Page 138: ...curs repeatedly at a specific point in the Paper Path Open the fuser cover Jam clear Dismantle the machine and carefully inspect the region where the jam occurs Especially check if paper fragments are caught in the Fuser 4 Print the Information Page Configuration Try printing a test page from a computer If there is an error check cables and driver installation 5 Check the Print Quality Is there ar...

Page 139: ...s not compatible Check users guide Page 4 46 H1 1210 Paper jam in Tray 2 Page 4 47 H1 1222 Tray 2 cassette is pulled out Insert it properly Page 4 49 H1 1230 Input System Failure H1 1230 Check Tray 2 connection Page 4 50 H1 1240 Tray 2 is not installed Install the tray Page 4 50 H1 1252 Paper is empty in Tray 2 Load paper Page 4 52 H1 1253 Input System Failure H1 1253 Pull Tray 2 out and insert it...

Page 140: ...r Page 4 67 H2 1760 Finisher Failure H2 1760 Check finisher Page 4 71 H2 1800 Finisher Failure H2 1800 Check finisher Page 4 73 H2 1A20 Finisher door is open Close it Page 4 75 H2 1A32 Too much paper in finisher stacker Remove printed paper Page 4 78 H2 1A50 Finisher Failure H2 1A50 Check finisher connection Page 4 79 H2 1A62 Staple cartridge is low Replace it Page 4 80 H2 1A63 Staple cartridge is...

Page 141: ... tray 1 out and insert it Page 4 97 M1 5112 Paper is empty in tray 1 Load paper Page 4 98 M1 5612 Paper is empty in MP tray Load paper Page 4 98 M2 1110 Paper jam inside of machine Page 4 99 M2 2210 Paper jam at the inside of duplex path Page 4 100 M2 2310 Paper jam at the bottom of duplex path Page 4 101 M3 1110 Paper jam in exit area Page 4 102 M3 2130 Too much paper in output bin tray Remove pr...

Page 142: ... 3 3 1 Fuser unit 3 If the problem persists replace the Main drive unit Refer to 3 4 6 Main Drive unit Error Code A1 2110 Error message Actuator Motor Failure A1 2110 Symptom OPC BLDC motor does not work normally Troubleshooting method 1 Turn off the machine then on 2 If the problem persists replace the imaging unit 3 If the problem persists replace the Main drive unit Refer to 3 4 6 Main Drive un...

Page 143: ...he machine off then on 2 Enter the tech mode Check the output of the temperature sensor 3 Check the harness connection between the temperature sensor S1 and the main board 4 If the harness is OK check the No 4 pin voltage of the sensor Normal range 0 2V 5 If the value is 3 3V replace the sensor 6 If the value is in normal range replace the main board Copyright 1995 2016 SAMSUNG All rights reserved...

Page 144: ...ew one Error Code C1 1311 Error message Toner Cartridge Failure C1 1311 Install toner cartridge again Symptom The imaging unit does not get enough toner from the toner cartridge Troubleshooting method 1 Turn the machine off then on 2 Remove the toner cartridge Thoroughly roll the cartridge three or four times to distribute the toner evenly inside the cartridge And reinstall the toner cartridge 3 T...

Page 145: ...stalled remove it Check if the modular jack is contaminated or broken 4 Clean the modular jack or replace the toner cartridge 5 If it is OK check the CN22 harness connection on the main board 6 If the harness is defective replace it 7 Turn the machine off then on Try to test the machine Error Code C1 1512 Error message Toner cartridge is not compatible Check users guide Symptom Toner cartridge is ...

Page 146: ...unit If its life is at the end turn the machine off and replace the imaging unit with new one Error Code C3 1312 Error message Imaging Unit Failure C3 1312 Install imaging unit again Symptom Toner sensor is defective The machine can t detect the sensor signal in the imaging unit normally Troubleshooting method 1 Install the genuine samsung imaging unit 2 If the imaging unit is already installed ch...

Page 147: ...installed remove it Check if the modular jack is contaminated or broken 4 Clean the modular jack or replace the imaging unit 5 If it is OK check the CN22 harness connection on the main board 6 If the harness is defective replace it 7 Turn the machine off then on Try to test the machine Error Code C3 1512 Error message Imaging unit is not compatible Check users guide Symptom Imaging unit is not com...

Page 148: ...Tray4 Paper Jam in Tray5 Symptom A jammed paper has occurred in the option cassette SCF unit Troubleshooting method 1 Remove the jammed paper If the problem persists check the followings 2 Check if the paper is loaded in the SCF tray properly 3 Check if the roller is defective or worn out 4 47 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 149: ...onnector are connected properly 6 Check if the AS SPRING_ES is deformed or assembled properly 7 Check if the Press D cut of the Gear Lifting is broken 8 If the problem persists after checking No 1 7 replace the SCF main board 9 If the problem persists replace the Drop connector harness Copyright 1995 2016 SAMSUNG All rights reserved 4 48 ...

Page 150: ...ay4 cassette is pulled out Insert it properly Tray5 cassette is pulled out Insert it properly Symptom A optional cassette SCF is pulled out Troubleshooting method 1 Check if the optional cassette is inserted properly Remove the cassette then re install it 2 Check if the Signal Switch is deformed or broken If it is defective replace it 4 49 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 151: ...stem Failure H1 1430 Check Tray 4 connection Tray 4 is not installed Install the tray Input System Failure H1 1530 Check Tray 5 connection Tray 5 is not installed Install the tray Symptom The communication error between the machine and option cassette has occurred Troubleshooting method 1 Turn the machine off then on 2 Check if the option tray harness on main board is connected properly Reconnect ...

Page 153: ...per in the optional cassette is empty Troubleshooting method 1 Check if the paper in optional cassette is loaded Load the paper 2 Check if the empty actuator and empty sensor are assembled properly 3 If the empty actuator is defective replace it 4 If the problem persists after replacing the empty actuator replace the empty sensor Copyright 1995 2016 SAMSUNG All rights reserved 4 52 ...

Page 154: ...m Failure H1 1453 Pull Tray 4 out and insert it Input System Failure H1 1553 Pull Tray 5 out and insert it Symptom The paper in the optional cassette is not picked up Troubleshooting method 1 Check if the Gear Idle Lift is broken 2 Check if the Signal Switch is operated properly If it is defective replace it 3 Check if the Lift Motor connector is connected properly 4 53 Copyright 1995 2016 SAMSUNG...

Page 155: ...4 Alignment and Troubleshooting 4 Check if the Press D Cut of the Gear Lifting is deformed or broken 5 If the problem persists replace the Lift Motor Copyright 1995 2016 SAMSUNG All rights reserved 4 54 ...

Page 156: ... damaged or harness damaged Or Finisher Main Board damaged Troubleshooting method 1 Check Jam Occurrence in IOT If the IOT roller is grabbing the paper it s IOT fault 2 Check the Main Board Harness Connection 3 Check Finisher Entrance operation harness connection 4 Check Finisher Feeding Entrance Motor Harness Connection and operation 4 55 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 157: ...g Exit Motor Harness Connection and operation 6 If the same problem happens after checking 1 5 Replace the Finisher main board 7 If the same problem happens after checking 6 replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights reserved 4 56 ...

Page 158: ...ain Board damaged Troubleshooting method 1 Check Jam Occurrence in IOT 2 Check IOT Deflector part s operation 3 Check the Main Board Harness Connection 4 Check Finisher s Entrance operation harness connection 5 Referring to H2 1800 Check the Finisher Diverter operation 6 If the same problem happens after checking 1 5 Replace the Finisher main board 7 If the same problem happens after checking 6 re...

Page 159: ... Finisher Main Board damaged Troubleshooting method 1 Check if there is a jammed paper inside Finisher 2 Check the Main Board Harness Connection 3 Check Finisher Entrance operation harness connection 4 If the same problem happens after checking 1 3 Replace the Finisher main board 5 If the same problem happens after checking 4 replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights re...

Page 160: ...Exit Sensor damaged or harness damaged Or Finisher Main Board damaged Troubleshooting method 1 Check Jam Occurrence in IOT If the IOT roller is grabbing the paper it s IOT fault 2 Check the Main Board Harness connection 3 Check Finisher Exit Sensor operation harness connection 4 Check Finisher Feeding Entrance Motor harness connection and operation 4 59 Copyright 1995 2016 SAMSUNG All rights reser...

Page 161: ...g Exit Motor Harness connection and operation 6 If the same problem happens after checking 1 5 Replace the Finisher main board 7 If the same problem happens after checking 6 replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights reserved 4 60 ...

Page 162: ... Board damaged Troubleshooting method 1 Check if there is a jammed paper on the feeding path of Finisher 2 Check the Main Board harness connection 3 Check Finisher Exit sensors operation harness connection 4 If the same problem happens after checking 1 3 Replace the Finisher main board 5 If the same problem happens after checking 4 replace the Finisher harnesses 4 61 Copyright 1995 2016 SAMSUNG Al...

Page 163: ...nisher Symptom Front Jogger Home Sensor Front Jogger Motor harness connection not well or damaged Main Board damaged Troubleshooting method 1 Check the Main Board Harness Connection 2 Check the Finisher Front Jogger Home Sensor s harness connection 3 Check the Finisher Front Jogger Motor s Harness Connection and operation Copyright 1995 2016 SAMSUNG All rights reserved 4 62 ...

Page 164: ...Front jogger part is contaminated 5 If the same problem happens after checking 1 4 Replace the Finisher main board 6 If the same problem happens after checking 5 Replace the Finisher harnesses 4 63 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 165: ...finisher Symptom Rear Jogger Home Sensor Rear Jogger Motor harness connection not well or damaged Main Board damaged Troubleshooting method 1 Check the Main Board Harness Connection 2 Check the Finisher Rear Jogger Home Sensor s harness connection 3 Check the Finisher Rear Jogger Motor s harness connection and operation Copyright 1995 2016 SAMSUNG All rights reserved 4 64 ...

Page 166: ...er part is contaminated broken or binding 5 If the same problem happens after checking 1 4 Replace the Finisher main board 6 If the same problem happens after checking 5 Replace the Finisher harnesses 4 65 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 167: ...t well or damaged Main Board damaged Troubleshooting method 1 Check the Main Board Harness Connection 2 Check the Finisher Support Finger Home Sensor s Harness Connection 3 Check the Finisher Support Finger Motor s Harness Connection and operation 4 If the same problem happens after checking 1 3 Replace the Finisher main board 5 If the same problem happens after checking 4 Replace the Finisher har...

Page 168: ...r Error H2 1A70 Finisher Failure H2 1A70 Check finisher Symptom Stapler harness connection loose Or Cartridge set sensors are damaged Or Main Board is damaged Troubleshooting method NOTE Make sure that the staple strips on top of the stack are complete and flat Remove any partial strips and any strips that are bent 1 Check the Main Board Harness Connection 2 Check the Stapler harness connections 4...

Page 169: ...apler itself 4 If the same problem happens after checking 1 3 Replace the Finisher main board 5 If the same problem happens after checking 4 Replace the Finisher Stapler 6 If the same problem happens after checking 5 Replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights reserved 4 68 ...

Page 170: ...mptom Safety Switch Harness connection is loose Main Board is damaged Troubleshooting method 1 Check the Main Board harness connection 2 Check the Safety Switch harness connection 3 Check the Safety Unit s operation Check the switch is clicked when the Safety Link moves 4 69 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 171: ...the Safety Unit s operation When Rear Jogger stands at the position having the Shield and Rear Jogger met the Safety Switch should be ON 6 If the same problem happens after checking 1 5 Replace the Finisher main board 7 If the same problem happens after checking 6 Replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights reserved 4 70 ...

Page 172: ...1A80 Check finisher Symptom Stacker Level sensor Stack Full sensor Stacker Motor harness connection loose or damaged Main Board is damaged Troubleshooting method 1 Check the Main Board harness connection 2 Check the Stacker Level Sensor s harness connection and Actuator s operation its Spring behind the wall 4 71 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 173: ...nd operation 4 Check the Stack Full Sensor Connection and operation 5 If the same problem happens after checking 1 3 Replace the Finisher main board 6 If the same problem happens after checking 4 replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights reserved 4 72 ...

Page 174: ...nisher Symptom Diverter Motor Sensor harness connection loose or damaged Main Board Damaged IOT s Deflector damaged Troubleshooting method 1 Check the Main Board Harness Connection 2 Check the IOT s Deflector operation 3 Check Diverter sensor harness connection 4 73 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 175: ...and operation 5 Check if Diverter Unit is not contaminated 6 If the same problem happens after checking 1 5 Replace the Finisher main board 7 If the same problem happens after checking 6 replace the Finisher harnesses Copyright 1995 2016 SAMSUNG All rights reserved 4 74 ...

Page 176: ... Door is opened Stapler Door Micro Switch is not assembled properly or Stapler Door Flag is damaged Harness is damaged Main Board is damaged door flag is damaged Troubleshooting method 1 Check if the Jam Cover and Stapler door is closed firmly 2 Check if Mounting Part not damaged Male part in Finisher Female part in IOT 3 Check the Main Board harness connection 4 75 Copyright 1995 2016 SAMSUNG All...

Page 177: ...nd Troubleshooting 4 Check the Stapler Door Switch harness connection 5 Check if the Stapler Door flag is damaged 6 Check the Jam Cover Sensor harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 76 ...

Page 178: ...f the Jam Cover flag is damaged 8 If the same problem happens after checking 1 7 Replace the Finisher main board 9 If the same problem happens after checking 8 replace the Finisher harnesses 4 77 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 179: ...ard is damaged Troubleshooting method 1 Check the Stacker Tray s Full Sensor Connection and check if Flag is damaged The sensor must not be covered besides the full detecting flag 2 Check Finisher Main Board Harness Connection 3 If the same problem happens after checking 1 2 Replace the Finisher main board 4 If the same problem happens after checking 3 Replace the Finisher harnesses Copyright 1995...

Page 180: ...ess damaged Main Board damaged Troubleshooting method 1 Check if Mounting Part is not damaged Male part in Finisher Female part in IOT 2 Check the Main Board Harness Connection 3 If the same problem happens after checking 1 2 Replace the Finisher main board 4 If the same problem happens after checking 3 Replace the Finisher harnesses 4 79 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 181: ...heck if the cartridge exists 2 Check if the cartridge is inserted firmly 3 Check if staples in cartridge are in some level With such level like the below picture or lower during POPO Power off power on The sensor detects it empty NOTE Make sure that the staple strips on top of the stack are complete and flat Remove any partial strips and any strips that are bent 4 Check the Stapler harness connect...

Page 182: ...he same problem happens after checking 1 6 replace the Finisher main board 8 If the same problem happens after checking 7 replace the Finisher Stapler 9 If the same problem happens after checking 8 replace the Finisher harnesses 4 81 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 183: ...working properly Or IOT Deflector is damaged Or Mailbox Entrance Sensor is not working Mailbox Entrance Sensor Damaged Harness connection loose Main board is damaged Troubleshooting method 1 Check Jam Occurrence in IOT 2 Check IOT Deflector part s operation 3 Check Mailbox Main Board Harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 82 ...

Page 184: ...n harness connection 5 Refer to the Lower Diverter fault 6 If the same problem happens after checking 1 5 Replace the mailbox main board 7 If the same problem happens after checking 6 Replace the mailbox harnesses 4 83 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 185: ...r Or Mailbox Feeding Motor Stops Or Mailbox Entrance Sensor damaged or harness damaged Or Mailbox Main Board damaged Troubleshooting method 1 Check Jam Occurrence in IOT If the IOT roller is grabbing the paper it s IOT fault 2 Check Mailbox Main Board Harness connection 3 Check Mailbox Entrance operation harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 84 ...

Page 186: ...ding Motor Harness connection and operation 5 If the same problem happens after checking 1 4 replace the mailbox main board 6 If the same problem happens after checking 5 replace the mailbox harnesses 4 85 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 187: ...n 3 Jam front of bin 4 Jam at mailbox bin 4 Symptom IOT Exit Roller grabs the paper Or Mailbox Feeding Motor Stops Or Mailbox Entrance Exit Sensor damaged or Mailbox Gate doesn t work or harness damaged Or Mailbox Main Board damaged Troubleshooting method 1 Check Jam Occurrence in IOT If the IOT roller is grabbing the paper it s IOT fault 2 Check Mailbox Main Board Harness connection Copyright 199...

Page 188: ...ion 5 Referring to Upper Diverter Fault check the Upper Diverter s operation 6 Referring to Lower Diverter Fault check the Lower Diverter s operation 7 If the same problem happens after checking 1 6 replace the mailbox main board 8 If the same problem happens after checking 7 replace the mailbox harnesses 4 87 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 189: ...Jam at mailbox bin 4 Symptom Paper exists covering Mailbox Exit Sensor Or Mailbox Exit Sensor is damaged or harness connection loose Or Mailbox Main board is damaged Troubleshooting method 1 Check if there is a jammed paper on the feeding path of Mailbox 2 Check Mailbox Main Board Harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 88 ...

Page 190: ...it related sensors operation harness connection 4 If the same problem happens after checking 1 3 replace the mailbox main board 5 If the same problem happens after checking 4 replace the mailbox harnesses 4 89 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 191: ...Check mailbox Symptom Upper Diverter Motor or Upper Diverter Sensor is not assembled properly or damaged Harness is damaged Main Board is damaged Troubleshooting method 1 Check Upper Diverter Motor harness connection 2 Check Upper Diverter Sensor harness connection 3 Check Mailbox Main Board harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 90 ...

Page 192: ...er operation 5 Check Mailbox Gate operation 6 If the same problem happens after checking 1 5 replace the mailbox main board 7 If the same problem happens after checking 6 replace the mailbox harnesses 4 91 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 193: ...Check mailbox Symptom Lower Diverter Motor or Lower Diverter Sensor is not assembled properly or damaged Harness is damaged Main Board is damaged Troubleshooting method 1 Check Lower Diverter Motor harness connection 2 Check Lower Diverter Sensor Harness connection 3 Check Mailbox Main Board harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 92 ...

Page 194: ...er operation 5 Check Mailbox Gate operation 6 If the same problem happens after checking 1 5 replace the mailbox main board 7 If the same problem happens after checking 6 replace the mailbox harnesses 4 93 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 195: ... is opened Micro Switch is not assembled properly or damaged Harness is damaged Main Board is damaged door flag is damaged Troubleshooting method 1 Check the Rear Door Closed firmly 2 Check Mailbox Main Board Harness connection 3 Check the Rear Door Switch Harness connection Copyright 1995 2016 SAMSUNG All rights reserved 4 94 ...

Page 196: ... the Mailbox cover flag is damaged 5 If the same problem happens after checking 1 4 replace the mailbox main board 6 If the same problem happens after checking 5 replace the mailbox harnesses 4 95 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 197: ...connection loose or damaged Main Board is damaged Troubleshooting method 1 Check the Bin s Full Sensor Connection and Actuator s operation 2 Check Main Board Harness connection 3 If the same problem happens after checking 1 2 replace the mailbox main board 4 If the same problem happens after checking 3 replace the mailbox harnesses Error Code H2 4A50 Error message Error H2 4A50 Mainbox Failure H2 ...

Page 198: ... is not installed properly Troubleshooting method 1 Install the tray1 If the tray1 is already installed remove and reinstall it 2 Check if the paper size sensor is working properly 3 Check if the harness connection is normal Error Code M1 4111 Error message Input System Failure M1 4111 Pull tray 1 out and insert it Symptom The paper has jammed in the path or can t be fed Troubleshooting method 1 C...

Page 199: ...or or empty actuator is defective replace it 4 If the problem persists replace it Error Code M1 5612 Error message Paper is empty in MP tray Load paper Symptom Paper is empty in MP Tray The status LED is red Troubleshooting method 1 Check if the paper is loaded in MP tray Load the paper 2 Check if the MP empty sensor and MP empty actuator are assembled correctly 3 If the MP empty sensor or MP empt...

Page 200: ...m The paper has jammed at the feed sensor Troubleshooting method 1 Check if the feed sensor connector is connected properly 2 Check if the Regi roller is contaminated or worn out 3 Check if there are any obstacles or contamination in the paper path 4 99 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 201: ...t enter the duplex path and has jammed Troubleshooting method 1 Check if the exit actuator works normally 2 Check if the exit motor and duplex clutch works normally and its connector is connected properly 3 Check if there are any obstacles or contamination in the duplex path Copyright 1995 2016 SAMSUNG All rights reserved 4 100 ...

Page 202: ...ath Symptom The paper has jammed in the duplex path Troubleshooting method 1 Check if the duplex clutch works normally and its connector is connected properly 2 Check if the Regi actuator works normally 3 Check if the Regi roller pressure is normal 4 101 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 203: ...nation in the exit area 2 Check if the exit motor works normally If it is defective replace it Error Code M3 2130 Error message Too much paper in output bin tray Remove printed paper Symptom The paper is full on the output bin Troubleshooting method 1 Remove the paper on the output bin 2 Check if the bin full sensor connector is connected properly Copyright 1995 2016 SAMSUNG All rights reserved 4 ...

Page 204: ...the switch contact on the door is deformed 2 Picture2 No 1 and 2 Check if the harness connection is normal 3 Picture2 No 3 Check if the micro switch is assembled with hook 4 Picture3 No 1 Open the front cover Check if the message is changed when pushing the mirco switch 5 If the micro switch does not work normally check that its lever is deformed If it is defective replace it 4 103 Copyright 1995 ...

Page 205: ...oor is closed but this error does not disappear Troubleshooting method 1 Check if the rear cover is closed perfectly 2 Picture1 No 1 If the relay connector of the rear cover is broken replace it 3 Picture2 No 1 and 2 Check if the harness connecting the relay connector is defective Copyright 1995 2016 SAMSUNG All rights reserved 4 104 ...

Page 206: ...achine s IP address Error Code S6 3128 Error message 802 1x authentication failed Please Contact the System Administrator Symptom Can not get the authentication from server after setting up to 802 1x on SWS Can not access to network Troubleshooting method Check if the Authentication method is selected properly Check if the User Name Password is entered properly 4 105 Copyright 1995 2016 SAMSUNG Al...

Page 207: ... U1 2116 Turn off then on Symptom The fuser unit can t control the pressure device Troubleshooting method 1 Open the rear cover Lift up the right side and release the rear cover 2 Check if the Actuator Cam Photo sensor is assembled correctly 3 If there is no problem remove 4 screws Copyright 1995 2016 SAMSUNG All rights reserved 4 106 ...

Page 208: ...hooting 4 Lift up the both levers Then take off the fuser unit 5 Check if the exit sensor is assembled correctly 6 Check if the photo sensor harness is connected correctly 4 107 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 209: ... If there is no problem for above steps assemble and reinstall fuser unit Then turn the machine on 9 If the same error persists install the firmware again 10 If the same error persists replace the fuser unit with new one 11 If the same error persists replace the main board Copyright 1995 2016 SAMSUNG All rights reserved 4 108 ...

Page 210: ...hat the fuser unit is installed Troubleshooting method 1 After checking the fuser installation turn the machine off then on 2 Open the rear cover Lift up the right side and release the rear cover 3 If there is no problem remove 4 screws 4 Lift up the both levers Then take off the fuser unit 4 109 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 211: ... If there is no problem for above steps assemble and reinstall fuser unit Then turn the machine on 7 If the same error persists you cut the fusible resistor by the nippers 8 If the same error persists replace the main board Copyright 1995 2016 SAMSUNG All rights reserved 4 110 ...

Page 212: ...m Fuser Open heat error or Low heat error has occurred Troubleshooting method 1 After checking the fuser installation turn the machine off then on 2 Open the rear cover Lift up the right side and release the rear cover 3 If there is no problem remove 4 screws 4 Lift up the both levers Then take off the fuser unit 4 111 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 213: ...uity Check if the thermostat is opened 6 Measure the LAMP HALOGEN resistance value from the center and both sides Check if it has the continuity 7 Check if the Draw connector harness is correct Check its color 8 Check if 2 thermistor connectors are connected properly Copyright 1995 2016 SAMSUNG All rights reserved 4 112 ...

Page 214: ...led the film 10 Check if the thermistor connector on the main board is connected properly 11 Check if the FDB connector is connected properly 12 Check if the voltage in user environment is in this range 80V 140V 160V 260V 13 If there is no problems for above steps update the firmware 14 Replace the FDB If the problem persists replace the main board 4 113 Copyright 1995 2016 SAMSUNG All rights rese...

Page 215: ... error has occurred Troubleshooting method 1 After checking the fuser installation turn the machine off then on 2 Open the rear cover Lift up the right side and release the rear cover 3 If there is no problem remove 4 screws 4 Lift up the both levers Then take off the fuser unit Copyright 1995 2016 SAMSUNG All rights reserved 4 114 ...

Page 216: ...r unit 6 Check if the Draw connector harness is correct Check its color 7 Check if 2 thermistor connectors are connected properly 8 Remove the thermistor Check if the thermistor has curled as shown below If there is any contamination on the film clean it CAUTION Be careful not to be scratched or curled the film 4 115 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 217: ...operly 10 Remove the FDB Check the Triac short on FDB Measure the transistor resistance for each terminal If there is any problem replace the FDB 11 If the problem persists replace the main board If the fuser unit is damaged replace it with new one Copyright 1995 2016 SAMSUNG All rights reserved 4 116 ...

Page 218: ...otor operation sound 4 If there is no sound remove the right cover Check if the FFC cable on main board CN18 is connected properly Picture 1 5 It it is OK remove the top cover Check if the LSU connector is connected properly Picture 3 6 Check if the LSU harness is defective 7 Reconnect the LSU harness and then execute the LSU motor test again 8 If the LSU motor is not operated replace the LSU 9 If...

Page 219: ...n sound 4 If there is no sound remove the right cover Check if the FFC cable on main board CN18 is connected properly Picture 1 5 It it is OK remove the top cover Check if the LSU connector is connected properly Picture 3 6 Check if the LSU harness is defective 7 Reconnect the LSU harness and then execute the LSU motor test again 8 If the LSU motor is not operated replace the LSU 9 If the LSU moto...

Page 220: ...fer roller 2 Vertical White Line Description White vertical voids occurs in the printed image Check and cause Solution Foreign matter stucks onto the window of internal lenses of LSU mirror Clean the LSU window with recommended cleaner IPA Clean the window with a clean cotton swab The life of the imaging unit has been expired Replace the imaging unit Some foreign substances are on the window of th...

Page 221: ...Solution If dark or blurry black spots occur periodically the rollers in the Imaging unit may be contaminated with foreign matte or paper particles Charge roller 44 mm interval OPC drum 94 2 mm interval Clean each voltage terminal of the Charge Magnetic Imaging unit and Transfer roller remove the toner particles and paper particles If faded areas or voids occur in a black image at intervals of 94 ...

Page 222: ...gh voltage terminal is contaminated Clean the high voltage terminal The charging roller is defective Replace the imaging unit The output from the HVPS is abnormal Replace the HVPS board 7 Uneven Density Description Print density is uneven between left and right Check and cause Solution The pressure force on the left and right springs of the transfer roller is not even The springs are damaged The t...

Page 223: ...xpired Replace the imaging unit The output from the HVPS is abnormal Replace the HVPS board 9 Ghost Description Ghost occurs at 94 2 mm intervals of the OPC drum Check and cause Solution The high voltage terminal is contaminated Clean the high voltage terminals The life of the imaging unit has been expired Replace the imaging unit The life of the transfer roller has been expired Replace the transf...

Page 224: ...e main board or HVPS board is defective replace it 12 Partial image void Description The partial void occurs in the printed page Check and cause Solution The printer is not installed on flat ground Install the printer on flat ground Print 10 sample pages for test The developer circulation in the imaging unit is bad 1 Shake the imaging unit 2 3 times from right to left Reinstall the imaging unit Pr...

Page 225: ...ed or worn out Clean the contaminated roller with soft cloth with Isopropyl Alcohol If the roller is worn out replace it 2 No power Description When system power is turned on all lamps on the operator panel do not come on Check and Cause Solution SMPS board is defective Replace the SMPS board OPE harness or OPE board is defective 1 Check the OPE harness connection 2 If the OPE board is defective r...

Page 226: ...FACE STAPLER MP CASETTE SCF MULTI BIN INTERLOCK SWITCH BLDC MOTOR DC MOTOR CLUTCH STEP MOTOR CTD REGI TEMP HUMIDIT POLYGO N MOTOR LD PD OP TION ITEMS DEVE UNIT T0NER B0TTLE DEVE CRUM TB CRUM FUSE R CRUM NETWORK USB FAN TEMP TC XRX ONLY UNIT MSOK SIM SO CKET WIRELESS TOUCH SCREEN GRAPHIC UI PANEL 5 1 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 227: ...O _ N D E P O _ P D D N G D 1 1 N C Y L N O H 8 4 m m 0 2 F I B S U E P O 1 a 1 2 a 2 3 3 a 4 4 a 1 b 2 b 3 b 4 b 5 6 7 8 1 c c V 0 D N G 0 r o s n e S C T A 0 1 0 0 0 2 3 C J M U R C E V E D A B P 1 2 3 4 5 6 7 8 9 0 1 1 1 C T _ M W P 1 V 4 2 C T _ S N E S D N G D D N G D 1 L C S 1 A D S M U R C _ V 3 3 P V 3 3 D N G D T O M _ V N E _ S N E S n 2 2 N C T O M _ V N E C T M U R C E V E D m m 5 1 R ...

Page 228: ...4VS1 24VS1 DGND DGND DGND DGND nEN_THV PWM_THV nEN_FUSER_BIAS PWM_FUSER_BIAS PWM_SAW 3 3VP N C FB_REAR_FAN1 MHV_READ THV_READ PWM_DEV_DC PWM_MHV DC_ENV_EN DC_ENV_DIR DC_ENV_BRK PWM_LSU_FAN 24VS1 nSENS_EXIT PWM_REAR_FAN REAR_COVER_OPEN nSENS_BIN_FULL DGND nSENS_ENV_MOT PWM_REAR_FAN2 FB_REAR_FAN2 CN 13 HVPS I F FFC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 3...

Page 229: ...R C N e d i S 2 N O _ R E T A E H r e t n e C 1 N O _ R E T A E H 1 S V 4 2 1 N C m m 0 2 L L O R T N O C B D F 3 2 1 COMMON LAMP 2 S id e LAMP 1 Ce n te r CN 4 FDB LAMP I F 1 2 A 1 A 2 A 3 A 4 B 1 B 2 B 3 B 4 3 4 1 2 A 4 A 3 A 2 A 1 B 4 B 3 B 2 B 1 3 4 Th e rm o s ta t Ce n te r La m p S id e La m p Fu s e CRUM Ce n te r Th e rm is to r S id e Th e rm is to r 1 2 3 4 5 6 7 8 9 0 1 1 M U R C _ R E...

Page 230: ...2 MDIN2 MDIP1 MDIN1 MDIP0 MDIN0 3 3V LED1 3 3V LED0 FGND FGND CN 16 GIGABIT ETHERNET RJ 45 1 2 3 4 5 6 7 8 3 3V TDO nTRST TCK TMS TDI nRESET DGND CN 27 J TAG 1 2 3 4 5 6 VBUS_REAR_HOST DN_REAR_HOST DP_REAR_HOST DGND FGND FGND CN 5 REAR USB HOST I F FDI 1 2 3 4 5 6 VBUS_C4_DEVICE DN_C4_DEVICE DP_C4_DEVICE DGND FGND FGND CN 2 UBS DEVICE 1 2 3 4 5 6 7 8 9 DGND SATA_TX_P SATA_TX_N DGND SATA_RX_N SATA_...

Page 231: ...e and easy troubleshooting as described in this service manual DVM Digital Volt Meter Standard Indicates more than 3 digits Cleaning Equipments Standard An IPA Isopropyl Alcohol dry wipe tissue or a gentle neutral detergent and lint free cloth Driver Standard type type M3 long M3 short M2 long M2 short Vacuum Cleaner Tweezers Standard For general home use small type Spring Hook Standard For genera...

Page 232: ...ting systems running on them The BOOTP servers assign the IP address from a pool of addresses to each client BOOTP enables diskless workstation computers to obtain an IP address prior to loading any advanced operating system CCD Charge Coupled Device CCD is a hardware which enables the scan job CCD Locking mechanism is also used to hold the CCD module to prevent any damage when you move the machin...

Page 233: ...f external behavior which is in contrast to simulation which concerns an abstract model of the system being simulated often considering its internal state Ethernet Ethernet is a frame based computer networking technology for local area networks LANs It defines wiring and signaling for the physical layer and frame formats and protocols for the media access control MAC data link layer of the OSI mod...

Page 234: ...t produces world wide industrial and commercial standards ITU T The International Telecommunication Union is an international organization established to standardize and regulate international radio and telecommunications Its main tasks include standardization allocation of the radio spectrum and organizing interconnection arrangements between different countries to allow international phone calls...

Page 235: ...come an industry standard Originally developed for early inkjet printers PCL has been released in varying levels for thermal dot matrix printer and laser printers PDF Portable Document Format PDF is a proprietary file format developed by Adobe Systems for representing two dimensional documents in a device independent and resolution independent format PostScript PS PostScript PS is a page descripti...

Page 236: ...N compliant program a scan can be initiated from within the program It is an image capture API for Microsoft Windows and Apple Macintosh operating systems UNC Path Uniform Naming Convention UNC is a standard way to access network shares in Window NT and other Microsoft products The format of a UNC path is servername sharename Additional directory URL Uniform Resource Locator URL is the global addr...

Page 237: ...nection easily without a computer XPS XML Paper Specification XPS is a specification for a Page Description Language PDL and a new document format which has benefits for portable document and electronic document developed by Microsoft It is an XML based specification based on a new print path and a vector based device independent document format Copyright 1995 2016 SAMSUNG All rights reserved 6 7 ...

Page 238: ...mation 6 3 The Sample Pattern for the Test The life of the toner cartridge and the printing speed are measured using the pattern shown below ISO 19752 standard pattern 6 8 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 239: ...tilated and away from direct sunlight or sources of heat cold and humidity Do not set the machine close to the edge of your desk or table Clearance space Front 326 mm enough space so that the paper tray can be removed Back 100 mm enough space for ventilation Right 100 mm enough space for ventilation Left 100 mm enough space for ventilation Copyright 1995 2016 SAMSUNG All rights reserved 6 9 ...

Page 240: ...evision List Version Date Page Description 1 00 25 Apr 2011 Release 1 01 27 Dec 2016 P 6 10 P 2 9 Add Document Revision List Add note for production suspension of the finisher and mailbox 6 10 Copyright 1995 2016 SAMSUNG All rights reserved ...

Page 241: ...na Japan https gspn2 samsungcsportal com N America S America https gspn3 samsungcsportal com 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 2016 Samsung Electronics Co Ltd All rights reserved Printed in Korea ...

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Summary of Contents for ML-451 Series

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Summary of Contents for ML-451 Series

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