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Samsung Xpress C1810 series Service Manual Download Page 47

3. Disassembly and Reassembly

3.2. Screws used in the printer

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

Parts Code

Location

Description

Qty

6003-000196

FUSER

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

7

6003-000282

FUSER

SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,-

2

6003-000269

FRAME

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

4

6003-000269

FRAME BASE

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

31

6002-000440

FRAME-LEFT

SCREW-TAPPING;PWH,+,2,M3,L8,ZPC(BLK),SWRCH18A

7

6003-000269

FRAME-LEFT

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

11

6002-000440

FRAME-CRUM
HOLDER

SCREW-TAPPING;PWH,+,2,M3,L8,ZPC(BLK),SWRCH18A

8

6002-000440

FRAME-RIGHT

SCREW-TAPPING;PWH,+,2,M3,L8,ZPC(BLK),SWRCH18A

3

6003-000269

FRAME-RIGHT

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

20

6002-000440

FRAME-GUIDE
RAIL CST R

SCREW-TAPPING;PWH,+,2,M3,L8,ZPC(BLK),SWRCH18A

1

6003-000269

FRAME-PICK UP
BRACKET

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

8

6003-000196

FRAME MAIN

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

6

6003-000269

FRAME MAIN

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

41

6003-000301

FRAME MAIN

SCREW-TAPTYPE;BH,+,S,M4,L6,ZPC(WHT),SWRCH18A

1

6003-000196

FRAME-FAN

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

1

6003-000196

DRIVE-MAIN

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

5

6003-000269

DRIVE-MAIN

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

14

6003-000301

DRIVE-MAIN

SCREW-TAPTYPE;BH,+,S,M4,L6,ZPC(WHT),SWRCH18A

7

6009-001697

DRIVE-MAIN

SCREW-SPECIAL;PH,+,M3,L4.4(3),NI PLT,SWRCH18A,MACH,2 BODY

1

6003-000269

DRIVE-FEED

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

4

6003-000282

FRAME-RETARD

SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,-

4

6003-000196

COVER-FRONT

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

7

6003-000196

COVER-TOP

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

13

6003-000269

COVER-TOP

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

2

6003-000196

MAINLINE

SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A

8

6003-000269

MAINLINE

SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,-

35

6003-000261

FRAME-DRAWER

SCREW-TAPTYPE;BH,+,-,B,M3,L6,ZPC(WHT),SWRCH18A,-

4

Copyright© 1995-2017 SAMSUNG. All rights reserved.

3-3

Summary of Contents for Xpress C1810 series

Page 1: ...NUAL Color Laser Printer Contents 1 Precautions 2 Product specification and description 3 Disassembly and Reassembly 4 Alignment and Troubleshooting 5 System Diagram 6 Reference Information Refer to the service manual in the GSPN see the rear cover for more information ...

Page 2: ...troller and Software 2 2 2 1 2 3 Paper Handling 2 3 2 1 2 4 Reliability and Service 2 4 2 1 2 5 Environment 2 5 2 1 2 6 Consumables 2 5 2 1 2 7 Maintenance Parts 2 6 2 1 3 Model Comparison Table 2 7 2 2 System Overview 2 8 2 2 1 Front View 2 8 2 2 2 Rear View 2 9 2 2 3 Paper Path 2 10 2 2 4 System Layout 2 11 2 2 4 1 Feeding Section 2 12 2 2 4 2 Transfer Roller 2 13 2 2 4 3 Drive Unit 2 13 2 2 4 4...

Page 3: ...ng Plastic Latches 3 2 3 2 Screws used in the printer 3 3 3 3 Replacing the maintenance parts 3 4 3 3 1 Toner Cartridge 3 4 3 3 2 Waste Toner Container 3 5 3 3 3 ITB Unit 3 6 3 3 4 Fuser Unit 3 8 3 3 5 Transfer Roller Assy 3 9 3 3 6 Pick up_Forward_Reverse roller 3 9 3 4 Replacing the main SVC parts 3 10 3 4 1 Cover 3 10 3 4 2 HVPS board 3 12 3 4 3 Outer Temperature Sensor 3 12 3 4 4 Waste toner c...

Page 4: ...irmware by using the USB port 4 16 4 1 7 2 Update the firmware by using the network 4 17 4 1 8 Tech Mode Diagnostic Mode 4 19 4 2 Troubleshooting 4 23 4 2 1 Procedure of checking the symptoms 4 23 4 2 1 1 Basic Check List 4 24 4 2 2 Error Code and Troubleshooting 4 25 4 2 3 Image quality problems 4 44 5 System Diagram 5 1 5 1 Block Diagram 5 1 5 2 Connection Diagram 5 2 6 Reference Information 6 1...

Page 5: ... 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 EN 60825 1 2014 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 user maintenance or pres...

Page 6: ...product this can cause electric shock Do not allow paper clips pins or other foreign objects to fall into the product these could cause a short circuit leading to an electric shock or fire hazard 5 Never touch the plugs on either end of the power cable with wet hands this can cause electric shock When servicing the product remove the power plug from the wall socket 6 Use caution when inserting or ...

Page 7: ...ition the machine near a humidifier or in front of an air conditioner Moisture and dust built up inside the machine can lead to overheating and cause a fire or cause parts to rust 11 Do not position the product in direct sunlight This will cause the temperature inside the product to rise possibly leading to the product failing to work properly and in extreme conditions could lead to a fire 12 Do n...

Page 8: ...ns 1 Replace parts carefully and always use Samsung parts Take care to note the exact location of parts and also cable routing before dismantling any part of the machine Ensure all parts and cables 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 pa...

Page 9: ...n get harm 3 When you move the printer use safe lifting and handling techniques This printer is heavy 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 Ensure the printer is installed on a level surface capable of supporting its weight Failure to do so could cause the printer to tip or fall ...

Page 10: ...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 11: ...19 19 ppm in Letter 2 Processor 533 MHz 3 Printer Language SPLC PCL5Ce PCL6C PS3 PDF V1 7 4 Memory 256MB Standard 5 Interface High Speed USB 2 0 10 100 1000 BaseTX network connector 802 11b g n wireless LAN NFC printing support 6 Toner Cartridge Yield Initial 1 000 pages K 700 pages CMY Sales 2 500 pages K 1 800 pages CMY Copyright 1995 2017 SAMSUNG All rights reserved 2 1 ...

Page 12: ...alable Fonts include OCR A OCR B 1 bitmap PS 136 Scalable Fonts Default Driver SPL WINDOW Windows 8 7 Vista XP 2008R2 2008 2003 Linux RedHat Enterprise Linux WS 4 5 32 64 bit Fedora 5 13 32 64 bit SuSE Linux 10 1 32 bit OpenSuSE 10 2 10 3 11 0 11 1 11 2 32 64 bit Mandriva 2007 2008 2009 2009 1 2010 32 64 bit Ubuntu 6 06 6 10 7 04 7 10 8 04 8 10 9 04 9 10 10 04 32 64 bit SuSE Linux Enterprise Deskt...

Page 13: ...ines LED 5 ECO POWER NAVI STATUS Wireless User Interface Key Power ECO NAVI OK Stop WPS 2 1 2 3 Paper Handling Item Specification Standard Capacity 250 sheet Cassette Tray 80g m 1 sheet Manual Tray Max Capacity 251 sheets 80g m Max Size 216 x 356 mm 8 5 x 14 Printing Min Size 76 x 127 mm 3 0 x 5 0 Capacity 250 sheets 80g m Media sizes A4 A5 A6 Letter Legal Executive Folio Oficio ISO B5 JIS B5 Stat...

Page 14: ... 216 x 356 mm 8 5 x 14 Media type Plain Thin Thick Thicker Cardstock Transparency Pre Printed Recycled Archive Bond Label Envelope Cotton Colored Hole Punched LetterHead Cardstock 3 x 5 Glossy Media weight Supported Weight 60 220g m Thin Paper 60 69g m Plain Paper 70 89g m Thick Paper 90 120g m Cardstock 121 163g m Thicker Paper 164 220g m Thick paper 90 104g m Bond Paper 105 120g m Multi purpose ...

Page 15: ...ss than 1 5W Dimension W x D x H SET 420 x 426 x 264 mm 16 54 x 16 77 x 10 39 inches Weight SET 16 62 Kg 36 7 lbs 2 1 2 6 Consumables Item Specification Model CLT K504S Black CLT Y504S Yellow CLT M504S Magenta CLT C504S Cyan Toner Cartridge Yield Average continuous black cartridge yield Apporx 2 500 standard pages Black Average continuous color cartridge yield Apporx 1 800 standard pages Yellow Ma...

Page 16: ... Life Transfer roller JC95 01637A 100 000 pages Fuser unit JC91 01130A 220V JC91 01131A 110V 50 000 pages Pick Up roller JC93 00673A 200 000 pages Retard Reverse roller JC93 00675A 100 000 pages ITB unit JC96 06514A 100 000 pages 2 6 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 17: ...P postscript3 Paper Input 250 sheets Cassette 250 sheets Cassette 520 sheets Optional Cassette 250 sheets Cassette 250 sheets Optional Cassette Duplex N A Standard Standard Interface High Speed USB 2 0 10 100 1000 Base TX NFC printing support High Speed USB 2 0 10 100 1000 Base TX High Speed USB 2 0 10 100 Base TX Size mm 420 x 426 x 264 mm 16 54 x 16 77 x 10 39 inches 453 x 420 x 312 mm 17 83 x 1...

Page 18: ...us types of machine Some features and optional goods may not be available depending on model or country 0 0 v v w w x x y y z z v v v v v v u u v v w w 1 Output support 2 Output tray 3 Control panel 4 Control board cover 5 Tray 1 6 Front cover 7 Front cover handle 8 Toner cartridges 9 Toner cartridge handle 10 Intermediate Transfer Belt ITB 11 Paper width guides on a manual feeder 12 Manual feeder...

Page 19: ... your model There are various types of machine Some features and optional goods may not be available depending on model or country w w x x z z 0 v v y y 1 Waster toner container 2 Rear cover 3 Rear cover handle 4 Power receptacle 5 Power switch 6 USB port 7 Network port Copyright 1995 2017 SAMSUNG All rights reserved 2 9 ...

Page 20: ...2 Product specification and description 2 2 3 Paper Path The following diagram displays the path the paper follows during the printing process 2 10 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 21: ...comprising Frame Toner Cartridge Drive Unit Transfer roller Pick up unit Fuser Cassette The hardware parts consists of the main board SMPS HVPS board OPE board PC interface 1 Exit Unit 2 Fuser Unit 3 Transfer Roller 4 Registration Regi Roller 5 Pick Up Roller 6 Retard Roller 7 Cassette 8 LSU 9 Toner Cartridge 10 ITB Unit Copyright 1995 2017 SAMSUNG All rights reserved 2 11 ...

Page 22: ...function paper arranging function The MP multi purpose tray can hold special sizes and types of print material such as postcards note cards and envelopes It is useful for single page printing on letterhead or colored paper 2 Pick up Forward Reverse roller They have functions such as a paper pickup function driving control function paper feeding function and removing electronic static function Pick...

Page 23: ... The transfer roller delivers the toner of the OPC drum to the paper 2 2 4 3 Drive Unit This machine has the Main Drive Unit and Feed Drive Unit The Main Drive Unit has 2 BLDC motors and Feed Drive Unit has 1 Step motor These Drive unit is assembled to the right frame Copyright 1995 2017 SAMSUNG All rights reserved 2 13 ...

Page 24: ...rmistor It is a temperature detecting sensor Temperature Resistance 7 kΩ 180 C 3 Heat roller The heat roller transfers the heat from the lamp to apply a heat on the paper The surface of a heat roller is coated with Teflon so toner does not stick to the surface 4 Pressure roller A pressure roller mounted under a heat roller is made of a silicon resin and the surface also is coated with Teflon When ...

Page 25: ...rror The OPC drum is turned with the paper feeding speed The HSYNC signal is created when the laser beam from LSU reaches the end of the polygon mirror and the signal is sent to the controller The controller detects the HSYNC signal to adjust the vertical line of the image on paper In other words after the HSYNC signal is detected the image data is sent to the LSU to adjust the left margin on pape...

Page 26: ...nd blade Developing Method Non magnetic single component non contacting method Toner Non magnetic single component pulverized type toner The life span of toner ISO 19798 pattern A4 standard Initial toner 1 000 K 700 CMY Sales toner 2 500 K 1 800 CMY OPC Cleaning Collect the toner by using cleaning blade Handling of wasted toner Collect the wasted toner in the cleaning frame by using cleaning blade...

Page 27: ...dules required to print that is LSU HVPS SMPS Fuser Motor etc It communicates with the video control block inside CPU for printing And it has the interface for all video sync signal to print out the video data The video controller receives print data from the host through network or USB Port and receives copy data from the scan controller It takes this information and generates printable video bit...

Page 28: ...2 Product specification and description Circuit board locations The following diagrams show the locations of the printer circuit boards 2 18 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 29: ...rocess speed is 533 MHz It is integrated engine controller video controller scan controller DDR3 256MB is adopted for high speed data processing Boot adopted the 128MB NAND Flash USB is the embedded type and wired network supports 1000M full duplex Main board diagram Copyright 1995 2017 SAMSUNG All rights reserved 2 19 ...

Page 30: ...r 6 ITB Joint connector 7 Fuser CONT connector 8 HUB I F connector 9 SMPS connector 10 BLDC Motor connector 11 DEVE Home sensor solenoid connector 12 HVPS2 connector 13 HVPS1 connector 14 LSU connector 15 OPE connector 16 Fuser Fan connector 17 Thermistor connector 18 Exit Motor connector Information Part Code JC92 02794A Part Name PBA MAIN 2 20 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 31: ...ED WPS LED 2 Line LCD Key The OPE controller communicates with main controller via UART The power LED is controlled by the main board OPE controller diagram OPE controller image Information Part Code JC92 02519A JC92 02519B JC92 02519C JC92 02519D PBA Name OPE PBA Connection 1 Interface connector to main controller Copyright 1995 2017 SAMSUNG All rights reserved 2 21 ...

Page 32: ...The Wireless LAN Module supports 802 11b g n It communicates with video controller via USB Information Part Code JC92 02510A PBA Name PBA WNPC Connection 1 Interface Connector to System board JC39 01858A HARNESS WLAN 2 22 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 33: ... 110V 90V 135V 2 AC 220V 180V 270V 3 Input Current 10 0A 110V 8 0A 220V 4 Output Power 111W DC 5V 15W DC 24V 96W Information 110V 220V Part Code JC44 00097E JC44 00090E PBA Name SMPS V1 SMPS V2 Connection 1 AC_Inlet 2 FUSER_AC Output 3 OUTPUT_DC Input Output connector AC Input Connector CON1 PIN ASSIGN PIN NO Description 1 AC_L 2 AC_N AC Input AC Input Connector CON2 PIN ASSIGN PIN NO Description ...

Page 34: ...r CON3 PIN ASSIGN PIN NO Description 1 5V 5V Power 2 GND Ground 3 24V1 24V Power 4 GND Ground 5 24V2 24V Power Signal Connector CON4 PIN ASSIGN PIN NO Description 1 GND Ground 2 24V_ON_OFF 24V_ON_OFF 3 Relay on Fuser Relay 4 24VS Photo Triac Bias 5 Fuser On Fuser On 2 24 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 35: ... SUP Y 2 MHV DEV BLD SUP M 3 MHV DEV BLD SUP C 4 MHV DEV BLD SUP K 5 THV1 YMCK 6 THV2 7 Main HVPS I F 1 8 Main HVPS I F 2 9 Paper Exit Outbin Full 10 WTB interface 11 Crum Y M 12 Crum C K 13 Ambient Humidity 14 Paper Regi 15 Front Cover Open Switch 16 Rear Cover Open Switch Information Part Code JC44 00217A PBA Name HVPS Copyright 1995 2017 SAMSUNG All rights reserved 2 25 ...

Page 36: ...ation like a S Gain ITB life It consists of the 4 pin connector EEPROM resistor cap and is connected to the main board It communicates with main board Information Part Code JC92 02531A PBA Name PBA ITB EEPROM Connection 1 Interface Connector to System Board JC39 01814A HARNESS ITB 2 26 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 37: ...no more than a few centimeters Present and anticipated applications include contactless transactions data exchange and simplified setup of more complex communications such as Wi Fi Communication is also possible between an NFC device and an unpowered NFC chip called a tag NFC tag sticker stores Mac PIN Mobile Print App URL of Printer MFP Information Part Code JC68 03012A Part Name LABEL ETC NFC TE...

Page 38: ...sensor Main Board Fuser Exit detection S3 Photo interrupter Binfull sensor Main Board Binfull detection S4 Photo interrupter Deve Nip sensor Main Board Deve Nip detection S5 Photo interrupter WTB Open sensor Main Board WTB Open detection S6 Photo interrupter Empty sensor Main Board Empty detection S7 Switch Front Cover Cover Front Open sensor HVPS Cover Open detection 2 28 Copyright 1995 2017 SAMS...

Page 39: ...PS 2 Humidi Temp Sensor 3 PBA Waste Sensor 4 Solenoid MP 5 Clutch Electric Z41 6 Power Inlet 7 Clutch Electric 8 Clutch Fuser Cam No Description 9 Motor Step 10 Fan Type 5 Not Used 11 Motor BLDC BT6 12 Motor BLDC BT6 13 Solenoid 14 SMPS Copyright 1995 2017 SAMSUNG All rights reserved 2 29 ...

Page 40: ...ss the feed sensor after predetermined period of time After the leading edge of the paper passes the feed sensor the paper cannot reach the exit sensor after predetermined period of time The paper exists between the feed sensor and the exit sensor Jam in Exit area After the trailing edge of the paper passes the feed sensor the paper cannot pass the exit sensor predetermined period of time 2 2 6 2 ...

Page 41: ...nit is higher than the specified temperature and the temperature state is detected for a specific duration then the engine defines Over Heat Error When this error is detected the engine stops all functions and keeps it at the error state Also the engine informs the error status of the main system so it can take appropriate action and then the error message is displayed at LCD window or LED informi...

Page 42: ...iver translates the received document to a Printing Command language which printer can understand and transfers data to spooler 3 Stand alone Application offers the various printing application such as Easy Printer Manager Printer Status in Window system 4 Web based Application offers the same functions as Stand alone Application in Web environment Firmware is made up of 1 Application Emulation th...

Page 43: ...gement of printing job printer administration Status monitor to monitoring the printer status by real time in Web independent environment on OS 3 Stand alone Application that is a similar Window software as same as above 2 4 Port Monitor that manages the network communication between spooler and Network Interface Card or various additional application and Network Interface Card this is at first ma...

Page 44: ...o data and start selected one After emulation job end Kernel sends the output bit map data to Engine using Printer Video Controller by clock type for LSU Engine print the received data to required paper with the sequential developing process 2 Case of using Network Interface Card After user start to print the wanted document to PCL string or compressed GDI bit map data Driver translate the all gra...

Page 45: ...r unit malfunction 3 1 2 Precautions 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 ...

Page 46: ...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 2017 SAMSUNG All rights reserved ...

Page 47: ...WRCH18A 1 6003 000269 FRAME PICK UP BRACKET SCREW TAPTYPE BH S M3 L6 ZPC WHT SWRCH18A 8 6003 000196 FRAME MAIN SCREW TAPTYPE PWH B M3 L10 NI PLT SWRCH18A 6 6003 000269 FRAME MAIN SCREW TAPTYPE BH S M3 L6 ZPC WHT SWRCH18A 41 6003 000301 FRAME MAIN SCREW TAPTYPE BH S M4 L6 ZPC WHT SWRCH18A 1 6003 000196 FRAME FAN SCREW TAPTYPE PWH B M3 L10 NI PLT SWRCH18A 1 6003 000196 DRIVE MAIN SCREW TAPTYPE PWH B...

Page 48: ...ssembly 3 3 Replacing the maintenance parts 3 3 1 Toner Cartridge 1 Open the front cover 2 Hold the green handle and pull the guide cartridge 3 Remove the toner cartridge 3 4 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 49: ... Disassembly and Reassembly 3 3 2 Waste Toner Container 1 Open the Waste Toner Container cover Remove the Waste Toner Container while pulling the hook Copyright 1995 2017 SAMSUNG All rights reserved 3 5 ...

Page 50: ...cartridges 2 Remove the guide cartridge by releasing the right hook 3 Remove the cassette 4 Remove the harness cover after removing 1 screw 5 Unplug the connector 6 Lift up the both sides of the ITB Unit slightly 3 6 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 51: ...ear cover Remove 2 screws securing the left cover 9 Remove the waste toner container Release the left cover by pulling it to the direction of arrow 10 Remove the bracket A after removing 2 screws 11 Remove the ITB Unit from the rear Copyright 1995 2017 SAMSUNG All rights reserved 3 7 ...

Page 52: ...as shown in below 3 Remove 4 screws Remove the harness cover A 4 Unplug the AC connector 5 Remove 1 screw Take off the fuser unit while pulling the shaft cam to the right 6 Unplug the thermistor connector Remove the fuser unit perfectly 3 8 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 53: ...sfer Roller Assy by releasing 4 hooks 3 3 6 Pick up_Forward_Reverse roller 1 Remove the cassette Stand the machine to see the bottom 2 Release the Reverse roller Assy by pushing both hooks 3 Remove 2 screws Pull and release the Pick up Forward roller Assy Copyright 1995 2017 SAMSUNG All rights reserved 3 9 ...

Page 54: ... 1 Cover 1 Open the front cover Remove 4 screws 2 Open the rear cover Remove 4 screws 3 Release the left cover by pushing it to the direction of arrow 4 Release the right cover 5 Open the front cover Remove 2 screws 6 Remove 2 screws from the rear Lift up and release the top cover 3 10 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 55: ...3 Disassembly and Reassembly 7 Release the hook of the linker And remove the front cover Copyright 1995 2017 SAMSUNG All rights reserved 3 11 ...

Page 56: ...ver Refer to 3 4 1 2 Remove 9 screws Unplug the connector And release the HVPS board 3 4 3 Outer Temperature Sensor 1 Remove the left cover Refer to 3 4 1 2 Remove 1 screw Unplug the connector And remove the sensor 3 12 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 57: ...cover Refer to 3 4 1 2 Release the sensor holder after removing 1 screw 3 4 5 LSU 1 Remove the top cover Refer to 3 4 1 2 Remove the Bracket Top Front after removing 6 screws 3 Remove 4 screws 4 Unplug the flat cable Remove the LSU Copyright 1995 2017 SAMSUNG All rights reserved 3 13 ...

Page 58: ...ll connector Remove 4 screws And remove the main board 3 4 7 SMPS board 1 Remove the right cover Refer to 3 4 1 2 Remove the SMPS board cover after removing 3 screws 3 Unplug all connectors on SMPS board Remove 3 screws And remove the SMPS board 3 14 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 59: ...n board 3 Remove the main board bracket after removing 4 screws 4 Remove the FRAME FAN after removing 2 screws 5 Remove the FRAME INLET after removing 2 screws 6 Remove 2 clutches after removing each fixer 7 Remove the Feed Drive Unit after removing 6 screws Copyright 1995 2017 SAMSUNG All rights reserved 3 15 ...

Page 60: ...o 3 4 1 2 Remove the main board bracket and FRAME INLET Refer to 3 4 8 3 Remove the bracket after removing 2 screws 4 Remove 8 screws Remove the Rear Hinge R L and Bottom Bracket 5 Remove the FRAME RETARD after removing 4 screws 3 16 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 61: ...d Reassembly 3 4 10 Main Drive Unit 1 Remove the right cover Refer 3 4 1 2 Remove the SMPS board Refer to 3 4 7 3 Remove the main drive unit after removing 6 screws Copyright 1995 2017 SAMSUNG All rights reserved 3 17 ...

Page 62: ... v 1 Display screen Shows the current status and prompts during an operation 2 Toner colors Show the status of each toner cartridge If the toner cartridge is low or needs to be replaced the Status LED turns red and the display shows the message However the arrow mark shows which color toner is of concern or may be installed with a new cartridge 3 Menu Enters menu mode and scrolls through the avail...

Page 63: ...ur machine 9 LED Wireless Indicates the wireless status of your machine 10 WPS Configures the wireless network connection easily without a computer 11 Eco Enters eco mode to reduce toner consumption and paper usage Copyright 1995 2017 SAMSUNG All rights reserved 4 2 ...

Page 64: ...tus Red On A toner cartridge has almost reached its estimated cartridge life It is recommended to replace the toner cartridge The cover is opened Close the cover There is no paper in the tray Load paper in the tray The machine has stopped due to a major error A paper jam has occurred Blinking The machine is connecting to a wireless network On The machine is connected to a wireless network WPS Wire...

Page 65: ...ed paper out slowly and gently NOTE Illustrations on this user s guide may differ from your machine depending on its options or models In tray 1 1 Take off the cassette 2 Remove the jammed paper by gently pulling it straight out 3 Reinstall the cassette Copyright 1995 2017 SAMSUNG All rights reserved 4 4 ...

Page 66: ...ser s guide may differ from your machine depending on its options or models In the multi purpose tray 1 Take off the cassette 2 Remove the jammed paper by gently pulling it straight out 3 Reinstall the cassette 4 5 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 67: ...e machine CAUTION The fuser area is hot Take care when removing paper from the machine 1 Open the rear cover 2 Remove the jammed paper by gently pulling it straight out 3 Close the rear cover Copyright 1995 2017 SAMSUNG All rights reserved 4 6 ...

Page 68: ...raight out If you do not see the paper in this area stop and go to next step 2 Open the rear cover 3 Open the fuser jam cover 0 0 4 Remove the jammed paper by gently pulling it straight out 5 Close the fuser jam cover 0 0 6 Close the rear cover 4 7 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 69: ...t print quality Before you set the altitude value determine the altitude where you are 1 High 3 2 High 2 3 High 1 4 Normal 0 4 000 m 13 123 ft 3 000 m 9 842 ft 2 000 m 6 561 ft 1 000 m 3 280 ft 4 3 2 1 You can set the altitude value from Device Settings in Samsung Easy Printer Manager program For Windows and Macintosh users you set from Samsung Easy Printer Manager Switch to advanced mode Device S...

Page 70: ...hooting NOTE If you have moved the machine it is strongly recommended to operate this menu manually Select the menu item Select Menu Image Mgr Auto Color Reg on the OP Panel 4 9 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 71: ...r 20 mm 62 8 mm Background 2 Heat Roller 24 3 mm 76 3 mm Black spot and image ghost Fuser Unit 3 Charging Roller 8 5 mm 26 7 mm Black Spot and line and periodic band 4 OPC Drum 24 mm 75 4 mm White and Black Spots 5 Developing Roller 12 mm 37 7 mm White spot Horizontal black band 6 Supply Roller 11 3 mm 35 5 mm Periodic Band by little difference of density Toner Cartridge 7 Transfer Roller 8 mm 25 ...

Page 72: ...es provide a gateway to conveniently use your Samsung machine Samsung Easy Printer Manager provides two different user interfaces for the user to choose from the basic user interface and the advanced user interface Switching between the two interfaces is easy just click a button Understanding Samsung Easy Printer Manager To open the program For Windows Select Start Programs or All Programs Samsung...

Page 73: ...or managing the network and machines Device Settings You can configure various machine settings such as machine setup paper layout emulation network and print information Scan to PC Settings This menu includes settings to create or delete scan to PC profiles Scan Activation Determines whether or not scanning is enabled on the device Profile Displays the scanning profiles saved on the selected devi...

Page 74: ...indows task bar Icon Mean Description Normal The machine is in ready mode and experiencing no errors or warnings Warning The machine is in a state where a soft error has occurred For example a toner low status which may lead to toner empty status Error The machine has at least one hard error such as out of paper fuser error etc Machine does not have ability to come to ready without customer interv...

Page 75: ...PC network connected SWS overview SyncThru Web Service SWS accepts HTTP request via port 80 as normal web servers provides interface to users information of networked printers and allow to configure the setting of printers is able to provide more complicated options than Local UI for printer configuration Connection Procedure 1 Open the Web browser and input IP address of machine Click Login 2 Log...

Page 76: ...r your security Firstly you have to login to SWS 1 Click Direct Print Configuration in the pop up windows when clicking Direct Print 2 In the Services Menu check Direct Print Or 1 Click System Security in the Security menu 2 Select Feature Management in the left frame 3 In the Services Menu check Direct Print 4 15 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 77: ...eparations usblist2 exe Tool which sends firmware data to printer Firmware file to update SWUPGRADE_ON prn file 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 SWUPGRADE_ON prn file and drop down on the usblist2 exe 5 Drag the firmware file and Drop down on the usblist2 exe And then firmware update wi...

Page 78: ...Wired or Wireless Network connection is established Firmware file to update Upgrade Procedure 1 Open the Web browser and input IP address of machine Click Login 2 Log in Admin Mode ID admin PW sec00000 3 Select Maintenance menu and click upgrade wizard 4 17 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 79: ... 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 Copyright 1995 2017 SAMSUNG All rights reserved 4 18 ...

Page 80: ...Level 1 30 10 Suppilies Info Printing Configuration Printing Usage Counter Printing Job Duty Printing Error Info Printing Auto Color Reg Printing Tech Mode Report Auto Toning Printing NVM Read Write NVM Initialize Initialize Now EDC Mode Test Routines 3 Data Setup Counter Reset This function resets the count value you select Clear All Memory The function resets the system to factory default settin...

Page 81: ...vides useful information for service Error Info Error Information Report shows error records 5 EDC mode NVM Read Write This menu changes a configuration value for engine firmware Depth 1 Depth 2 0030 MHV DC K 105 Charger 0031 MHV DC Co 0000 Deve DC Y 0010 Deve DC M 0020 Deve DC C 0030 Deve DC K 0121 Y Blade DC 0122 M Blade DC 0123 C Blade DC 106 Developer 0124 K Blade DC 0030 THV 107 Transfer 0080...

Page 82: ...1 Fuser Gap Enable 0010 Tray1 Empty 0360 Regi Sens 0370 Exit Sens 102 Sensor 0680 ITB Tension Home Sensor 0030 K MHV Bias 105 Charger 0031 Color MHV Bias 0000 Y Dev Bias 0010 M Dev Bias 0020 C Dev Bias 0030 K Dev Bias 0040 Black OPC Home Sensor 0050 Color OPC Home Sensor 0060 DR Nip Home Sensor 0070 Y Blade DC 0080 M Blade DC 0090 C Blade DC 106 Developer 0100 K Blade DC 0071 YMCK THV Bias 0072 YM...

Page 83: ...rature 0013 Outer Temperature 0014 Huminity 0020 Fuser Fan Rdy 109 Fixing 0040 Fuser Fan Run 0000 LSU Motor 1 Rdy 0060 LSU Motor1 Run 0080 LD Power1 0090 LD Power2 0100 LD Power3 110 LSU 0110 LD Power4 0080 ID Sensor 111 Toner 0090 ID Sensor Chk Copyright 1995 2017 SAMSUNG All rights reserved 4 22 ...

Page 84: ...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 4 23 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 85: ...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 86: ...or A3 3212 Call for service Page 4 30 A3 3311 Error A3 3311 Call for service Page 4 31 A3 3312 Error A3 3312 Call for service Page 4 31 A3 3320 Not proper room temp Move set Page 4 31 C2 2110 Prepare Toner Page 4 32 C2 2120 Replace Toner Page 4 32 C2 2150 Replace Toner Page 4 32 C2 2320 Error C2 2320 Install Y toner Page 4 33 C2 2410 Install yellow toner cartridge Page 4 33 C2 2512 Not Compatible ...

Page 87: ...Paper Jam in Tray 1 Page 4 37 M1 5112 Paper Empty in Tray1 Page 4 37 M2 1110 Paper Jam inside machine Page 4 38 M2 1116 Paper jam or empty Page 4 38 M3 1110 Paper Jam in exit area Page 4 39 M3 2130 Output bin full Remove paper Page 4 40 S2 4120 Door open Close it Page 4 41 S5 3110 Error S5 3110 Call for service Page 4 41 S6 3123 Network Problem IP Conflict Page 4 42 S6 3128 802 1x Network Error Pa...

Page 88: ...ng method 1 Turn the machine off then on If the error persists turn the machine off again 2 Remove the rear and right cover 3 Check if there are any obstacles or paper around the fuser unit 4 Check if the connection between main board and fuser motor are correct 5 If the connection is OK replace the fuser motor 6 If the problem persists replace the main board 4 27 Copyright 1995 2017 SAMSUNG All r...

Page 89: ... operating but is recognized as stop status Troubleshooting method 1 Turn the machine off then on If the error persists turn the machine off again 2 Remove the right cover 3 Check if the connection between main board and OPC Deve motor are correct 4 If the connection is OK replace the OPC Deve motor 5 If the problem persists replace the main board Copyright 1995 2017 SAMSUNG All rights reserved 4 ...

Page 90: ...t 4 If the connection is OK replace the step motor of the Feed drive unit 5 If the problem persists replace the main board Error Code A1 4310 Error message Error A1 4310 Call for service Symptom The motor for ITB unit does not operate normally Troubleshooting method 1 Turn the machine off then on If the error persists turn the machine off again 2 Remove the right cover 3 Check if the connection be...

Page 91: ...main board and the related fan is correct 4 If the connection is OK replace the defective fan Error Code A3 3211 A3 3212 Error message Error A3 3211 Call for service Error A3 3212 Call for service Symptom The inner temperature sensor is defective Troubleshooting method 1 Turn the machine off then on If the error persists turn the machine off again 2 Enter the tech mode Check the temperature sensor...

Page 92: ...ff again 2 Enter the tech mode Check the temperature sensor output 3 If the sensor is defective replace it 4 If the temperature sensor is OK replace the main board Error Code A3 3320 Error message Not proper room temp Move set Symptom The value of the outer temperature sensor is out of normal area Troubleshooting method 1 Check if the machine is installed in the proper area 2 If the temperature se...

Page 93: ... of the toner cartridge 2 If its life is at the end turn the machine off and replace the toner cartridge with new one Error Code C2 2120 C2 2150 C2 3120 C2 3150 C2 4120 C2 4150 C2 5120 C2 5150 Error message Replace Toner Symptom The toner cartridge is at the end of its life Troubleshooting method 1 If its life is at the end turn the machine off and replace the toner cartridge with new one Copyrigh...

Page 94: ...he toner cartridge is not installed or the CRUM has some problem Troubleshooting method 1 Check if the toner cartridge is installed properly Turn the machine off then on 2 If the error message is not disappear remove the toner cartridge Thoroughly roll the cartridge five or six times to distribute the toner evenly inside the cartridge And reinstall the toner cartridge 3 If the problem persists che...

Page 95: ...e Error Code C5 1110 C5 1120 Error message Prepare new Transfer belt Replace new Transfer belt Symptom The ITB Unit is at the end of its life Troubleshooting method 1 Print the supply information report Check the life remaining of the ITB unit 2 If its life is at the end turn the machine off and replace the ITB unit with new one Error Code C5 1310 Error message Install TR belt unit Symptom The ITB...

Page 96: ...machine off Replace the ITB Unit Error Code C6 1110 C6 1120 Error message Replace Fuser Soon Replace new Fuser unit Symptom The fuser unit is at the end of its life Troubleshooting method 1 If its life is at the end turn the machine off and replace the fuser unit with new one Error Code C7 1110 Error message Waste toner Full Replace new one Symptom The waste toner container is at the end of its li...

Page 97: ...tainer is installed properly 2 Remove and reinstall the waste toner container Error Code C9 1112 C9 1116 Error message Replace new Tray1 roller Replace new Tray1 roller Symptom The pick up roller or reverse roller is at the end of its life Troubleshooting method 1 Turn the machine off 2 Replace the pick up roller Assy and reverse roller Assy Copyright 1995 2017 SAMSUNG All rights reserved 4 36 ...

Page 98: ...an the contaminated part or replace it b Check if the actuator is assembled correctly 3 Check the pick up clutch and regi clutch operation If they are defective replace them Error Code M1 5112 Error message Paper Empty in Tray1 Symptom Paper is empty in Tray1 Troubleshooting method 1 Take off the cassette If there is no paper on the tray load the paper 2 If the problem persists check the following...

Page 99: ...oting method 1 Remove the jammed paper 2 If the problem persists check the following a Check if there is any obstacles or paper on the paper path Remove it b Check if the FRAME RETARD unit is assembled properly c Check if the pick up clutch regi clutch feed drive unit are working normally If there is a defective part replace it Copyright 1995 2017 SAMSUNG All rights reserved 4 38 ...

Page 100: ...d 1 Remove the jammed paper 2 If the problem persists check the following a Check if there is any obstacles or paper on the paper path Remove it b Check if the fuser unit is assembled properly If the fuser unit is defective replace it c Check if the FRAME EXIT unit has any defective parts Replace the FRAME EXIT 4 39 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 101: ...ine detected that the output tray has got full or the bin full sensor is defective Troubleshooting method 1 Remove the paper on the output tray 2 Check if the Bin full Sensor connector is connected properly Reconnect it 3 If the sensor is defective replace it Copyright 1995 2017 SAMSUNG All rights reserved 4 40 ...

Page 102: ...rmally If it is defective replace the HVPS board Error Code S5 3110 Error message Error S5 3110 Call for service Symptom The communication error between main board and OPE board has occurred Troubleshooting method 1 Turn the machine off then on 2 If the problem persists check the followings a Check the connection between main board and OPE board Reconnect the harness b If the connection is OK repl...

Page 103: ...ff then on Error U1 2340 Turn off then on Error U1 234H Turn off then on Symptom The temperature control of fuser unit is abnormal Troubleshooting method 1 Check if the input voltage is normal 2 Turn the machine off Remove and reinstall the fuser unit Be careful when connecting the AC connector and Thermistor connector 3 Turn the machine on Is the error message is disappeared 4 Check the following...

Page 104: ...signal is abnormal Troubleshooting method 1 Check if the LSU harness on the main board is connected properly 2 If it is OK check that the LSU harness on LSU board is connected properly 3 Check if the LSU harness is defective 4 If the problem persists replace the LSU 5 If the problem persists after replacing LSU replace the main board 4 43 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 105: ...s damaged or contaminated Replace the ITB unit and test again 2 Vertical White Line Description White vertical voids in the image Cause and Check Point Solution Check if the LSU window or internal lenses of LSU is contaminated Clean the LSU window with recommended cleaner IPA Clean the window with a clean cotton swab If dirt is inside the LSU replace the LSU Check if there are scratches on the cir...

Page 106: ... dirty roller Check if the transfer roller is damaged or contaminated Replace the transfer roller and test again Check if paper transfer belt is damaged or contaminated Replace the ITB unit and test again 4 Dark or Black image Description The black page is printed out Cause and Check Point Solution No charging voltage in the HVPS Check the connecting state between the Main PBA and HVPS Reconnect t...

Page 107: ...U Check the connector of LSU Not working the developing bias voltage on HVPS Replace the HVPS 6 Uneven Density Description Print Density is uneven between left and right Cause and Check Point Solution The life of the Toner Cartridge has expired Replace the toner cartridge The pressure force in the left and right springs of the ITB unit is not even Replace the ITB Unit Copyright 1995 2017 SAMSUNG A...

Page 108: ...eplace the toner cartridge Bad contacts of HV terminals of the toner cartridge with high voltage terminals from printer set Clean all HV terminals in the cartridge and on the set frame Ensure all toner or paper dust particles are removed 8 Poor Fusing Description Toner is not properly fixed on paper Cause and Check Point Solution The media doesn t meet specification Use the proper media in specifi...

Page 109: ...5 System Diagram 5 System Diagram 5 1 Block Diagram Copyright 1995 2017 SAMSUNG All rights reserved 5 1 ...

Page 110: ...USB HOST MAIN IF 2mm 1 2 3 4 5 5V2 USBH_DN USBH_DP DGND 3 3V_SUSP CN 2 GUI HOST IF 2mm 1 2 3 4 USBH_DN USBH_DP DGND DGND CN 3 FRONT HOS T 2m m 1 2 3 4 5 5V2 US BH_DN US BH_DP DGND DGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 nDCD_MODEM nRI_MODEM AOUT 3 3V nCTS_MODEM MODEM_RXD MODEM_TXD nRST_MODEM CML_MODEM GND 5V_SUSP 3 3V nINT_MODEM SPK_P SPK_N CN 1 FAX 1 5mm 1 2 3 4 5 6 7 8 9 10 11 12 13 nDCD_MODEM ...

Page 111: ...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 112: ...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 113: ...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 114: ...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 115: ...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 116: ...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 117: ...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 2017 SAMSUNG All rights reserved 6 7 ...

Page 118: ...ference Information 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 6 8 Copyright 1995 2017 SAMSUNG All rights reserved ...

Page 119: ...n 6 4 Document Revision List Version Date Page Description 1 00 21 Feb 2012 Release 1 01 04 Nov 2016 P 2 1 2 2 Delete memory slot in main board Not support optional memory Copyright 1995 2017 SAMSUNG All rights reserved 6 9 ...

Page 120: ...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 2017 Samsung Electronics Co Ltd All rights reserved Printed in Korea ...

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