Samsung SL-C2670FW Service Manual
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Samsung SL-C2670FW Service Manual

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SERVICE
Color Laser MFP
Refer to the service manual in the GSPN (see the rear cover) for more information.
Color Laser MFP
ProXpress C2670 series
SL-C2670FW
(Ver 1.01)
MANUAL
1. Precautions
2. Product specification and description
3. Disassembly and Reassembly
4. Alignment and Troubleshooting
5. System Diagram
6. Reference Information
Contents

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Summary of Contents for Samsung SL-C2670FW

  • Page 1 Color Laser MFP ProXpress C2670 series SL-C2670FW (Ver 1.01) SERVICE MANUAL Color Laser MFP 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: Table Of Contents

    2.2.4.4. Fuser Unit....................2 − 20 2.2.4.5. LSU (Laser Scanner Unit)................2 − 21 2.2.4.6. Toner Cartridge..................... 2 − 22 2.2.5. Hardware configuration ....................2 − 23 2.2.5.1. Main board ....................2 − 25 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 3 3.4.5. SMPS Fan........................3 − 13 3.4.6. SMPS board ....................... 3 − 14 3.4.7. RADF Unit ........................ 3 − 14 3.4.8. OPE Unit ........................3 − 15 3.4.9. Platen Unit ......................... 3 − 16 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 4 Periodic Defective Image ....................4 − 15 4.1.5. Useful management tools ....................4 − 16 4.1.5.1. Using Samsung Easy Printer Manager (Windows and Macintosh only) ....4 − 16 4.1.5.2. Using Samsung Printer Status (Windows only) ........... 4 − 18 4.1.5.3.

  • Page 5: Precautions

    High voltages and lasers inside this product are dangerous. This product should only be serviced by a factory trained service technician. 2) Use only Samsung replacement parts. There are no user serviceable parts inside the product. Do not make any unauthorized changes or additions to the product as these could cause the product to malfunctions and create an electric shocks or fire hazards.

  • Page 6: Caution For Safety

    Take care not to cut or damage the power cable or plugs when moving the machine. 9) Use caution during thunder or lightning storms. Samsung recommends that this machine be disconnected from the power source when such weather conditions are expected. Do not touch the machine or the power cord if it is still connected to the wall socket in these weather conditions.

  • Page 7: Handling Precautions

    1.2.4. Assembly and Disassembly precautions 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.

  • Page 8: Disregarding This Warning May Cause Bodily Injury

    5) Do not install the printer on a sloping or unstable surface. After installation, double check that the printer is stable. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 9: Esd Precautions

    9) Minimize bodily motions when handling unpackaged replacement ESDs. Normal motions, such as the brushing together of clothing fabric and lifting one’s foot from a carpeted floor, can generate static electricity sufficient to damage an ESD. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 10: Product Specification And Description

    802.11b/g/n wireless LAN • NFC printing • LCD : 4.3 inch Touch LCD 6) Toner cartridge • Initial : 2,000 pages (K)/ 1,500 pages (CMY) • Sales : 6,000 pages (K)/ 3,500 pages (CMY) Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 11: Specifications

    Scan : 600 x 600 dpi (Optical 600 x 600 dpi) @ RADF, • Printing : 600 x 600 dpi Photo Scan : 600 x 600 dpi (Optical 600 x 600 dpi) @ Platen, • Printing : 1,200 x 1,200 dpi Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 12 25%, 50%,150%, 200%, 400% [Custom:25-400%)] Not Collated • Output Collated • N-Up 2up, 4-up ID Card Copy Yes (Platen only) Poster Copy Clone Copy Other Features Booklet Covers Transparencies Book Copy Save to File Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 13: Scan

    Email Scan-to Client(NetScan) HTTP(S) 2.1.2.4. Fax Item Specification Compatibility ITU-T G3 Communication System PSTN/PABX Modem Speed 33.6Kbps Approx. 3 sec (Mono/ Standard/ ECM-MMR/ MemoryTx, ITU-T G3 Tx Speed No.1 chart) Compression MH/MR/MMR/JBIG/JPEG Color Fax Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 14 Relay Transmission (ITU-T Mail Box) Priority Transmission Batch Transmission Tx/Rx Journal Confirmation 2 types available (with Image TCR, w/o image TCR, Mono Only) Report & List Print out Auto Dial List System Data List Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 15: Controller And Software

    Samsung 533MHz Std. 512MB Memory Max. 1024 MB Printer Languages SPLC, PCL5Ce, PCL6C, PS3, PDF V1.7 • PCL : 95 Scalable Fonts (include OCR-A, OCR-B), 1 bitmap Fonts • PS : 136 Scalable Fonts Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 16 TCP/IPv4/IPv6, HTTP, SNMPv1/v2c/v3, SMTP, IPSec, DNS/WINS, DDNS, DHCP, SSL/TLS, BOOTP, AutoIP, Standard TCP/IP printing, LPR, IPP,UPnP(SSDP),Bonjour, Telnet, WSD, Wired Network Protocol SLP, SetIP, AirPrint, ThinPrint, SNTP [Others] HTTPs,IPPs, 802.1x(EAP-MD5, EAP-MSCHAPv2, PEAP, TLS), • IPSec Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 17 Option Interface IEEE 1284b paraller option connector High Speed USB 2.0 Device 1 Port, Host 1 Port Wired Network 10/100/1000 Base TX Wireless Network 802.11b/g/n 4.3 inch Graphic User Interface 3 (Power, Status, Wireless) Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 18: Paper Handling

    Supported Weight : 60 ~ 220gsm • Thin Paper : 60~69g/m² Plain Paper : 70~89g/m² • Thick Paper : 90~120g/m² Media weight • Cardstock : 121~163g/m² • Thicker Paper : 164~220g/m² • Bond Paper: 105~120g/m² • Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 19: Reliability And Service

    Left & Right: 3 mm (0.11") from edge Non-Printable Area Top & Bottom: 10 mm (0.4") from edge • Envelope Left & Right: 10 mm (0.4") from edge • 2.1.2.7. Reliability and Service Item Specification Max. Monthly Duty 40,000 sheets Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-10...

  • Page 20: Environment

    Part Code Life Transfer roller JC95–01638A 100,000 pages JC91–01129A (220V) Fuser unit • 100,000 pages JC91–01128A (110V) • Pick-Up roller JC93-00673A 300,000 pages Reverse roller JC93–00794A 100,000 pages ITB unit JC96-06514A 100,000 pages 2-11 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 21: Option

    2.1.2.11. Option Item Model Name Remark Memory ML–MEM380 1024 MB 520 sheet Cassette Tray @80g/m² (550 Option Cassette (SCF) CLP-S680A sheet Cassette Tray @75g/m²) USB to Parallel Cable ML-PAR100 (IEEE 1284B Parallel connection) Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-12...

  • Page 22: Model Comparison Table

    469 x 453 x 504 mm (18.46 x 443 x 472 x 415mm 16.77 x 17.64 inches) 17.83 x 19.84 inches) Toner Cartridge 2,500 / 1,800 pages 6,000 / 3,500 pages 2,000 / 1,300 pages (K/CMY) 2-13 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 23: System Overview

    Control panel Multi-purpose support tray USB memory port Toner cartridge Control board cover Toner cartridge handle Front cover Intermediate Transfer Belt (ITB) Tray 1 Duplex jam cover Push-release of Multi-purpose tray Multi-purpose tray Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-14...

  • Page 24: Rear View

    Extension telephone socket (EXT.) Power-switch 5V output port for IEEE 1284 parallel connector* NOTE * The optional IEEE 1284 parallel connector can be used by plugging in both the USB port and the 5V output port. 2-15 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 25: Paper Path

    2. Product specification and description 2.2.3. Paper Path The following diagram displays the path the paper follows during the printing process. Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-16...

  • Page 26: System Layout

    [10] [11] [12] Exit Unit Toner Cartridge Fuser Unit ITB Unit T2 (Second transfer) roller MP Unit Registration(Regi.) roller Cassette Pick up roller ADF or DADF Unit Reverse roller SCF (Second Cassette Feeder) 2-17 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 27: Feeding Section

    3) MP (Multi-Purpose) Tray 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. Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-18...

  • Page 28: Transfer Roller

    The transfer roller unit is assembled to the rear cover. The transfer roller delivers the toner of the OPC drum to the paper. 2.2.4.3. Drive Unit This machine has various drive units. Each drive unit controls the operation for fuser, toner cartridge, duplex, pick up, feeding by using motor and gear train. 2-19 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 29: Fuser Unit

    5) Halogen Lamp • Voltage : 110V (115±5%) / 220V (230±5%) • Capacity : 850 Watt ± 45 W (110V) 800 Watt ± 40 W (220V) Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-20...

  • Page 30: Lsu (Laser Scanner Unit)

    In other words, after the HSYNC signal is detected, the image data is sent to the LSU to adjust the left margin on paper. The one side of the polygon mirror is one line for scanning. 2-21 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 31: Toner Cartridge

    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 • Classifying device for toner cartridge: ID is classified by CRUM Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-22...

  • Page 32: Hardware Configuration

    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 bitmap data. The main board is adopted 533 MHz C3N CPU that is integrated with engine/ video/ scan controller. It uses DDR3 512MByte. 2-23 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 33 2. Product specification and description Circuit board locations The following diagrams show the locations of the printer circuit boards: Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-24...

  • Page 34: Main Board

    DDR3 512MB 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] 2-25 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 35 Platen Motor connector ITB Joint connector RADF I/F connector Fuser CONT. connector Fax I/F connector HUB I/F connector SD Memory I/F connector SMPS connector BLDC Motor connector • Information Part Code ▪ JC92-02776A Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-26...

  • Page 36: Gui Ope Controller

    The OPE Key PBA is composed of the numeric key, power save key, copy key. The OPE communicates with main board via USB 2.0. The power LED is controlled by the main board. [OPE controller diagram] 2-27 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 37 FFC Interface connector to 4.3 inch touch LCD [OPE Key PBA] • Information Part Code : JC92–02524A PBA Name : 4.3 inch OPE Key • Connection Interface connector to main controller FFC connector to OPE main PBA Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-28...

  • Page 38: Fax Board

    Part Code : JC92–02552A PBA Name : PBA LIU • Connection Interface Connector to Main Controller 2.2.5.4. Wireless LAN board The Wireless LAN Module supports 802.11b/g/n. It communicates with video controller via USB. 2-29 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 39 2. Product specification and description • Information Part Code : JC92-02767A PBA Name : PBA-WNPC • Connection Interface connector to main board Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-30...

  • Page 40: Smps Board

    3) Input Current: 10.0A (110V) / 8.0A (220V) 4) Output Power: 161.5W DC 5V : 17.5W DC 24V : 144W • Information 110V 220V Part Code JC44-00222A JC44-00223A PBA Name SMPS V1 SMPS V2 • Connection AC_Inlet FUSER_AC Output OUTPUT_DC 2-31 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 41 +24V Power Ground 24V2 +24V Power Ground 24V3 +24V Power Signal Connector (CON4) PIN ASSIGN PIN NO Description Ground 24V_ON_OFF 24V_ON_OFF Relay on Fuser Relay 24VS Photo Triac Bias Fuser On Fuser On Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-32...

  • Page 42: Hvps Board

    Paper exit, Outbin full WTB interface Crum Y,M Crum C,K Ambient, Humidity Paper Regi Fuser Release Front cover open Switch Rear cover open Switch • Information Part Code : JC44-00238A PBA Name : HVPS 2-33 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 43: Itb Eeprom Pba

    Part Code : JC92–02525A PBA Name : PBA-HUB • Connection HUB PBA to Main PBA connector HUB PBA to WLAN connector HUB PBA to 4.3 inch GUI connector HUB PBA to USB Host connector Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-34...

  • Page 44: Sd-Card Pba

    2.2.5.9. SD-CARD PBA The SD-CARD PBA is the relay board between SD-MEMORY and main board. • Information Part Code : JC92-02526A PBA Name : SD-CARD • Connection Interface connector to Main board SD-Memory Connector 2-35 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 45: Electrical Parts Location

    Photo interrupter (Home Position sensor) Main Board CIS detection Photo interrupter (Exit sensor) Main Board Exit detection Photo interrupter (Drive OPC sensor) Main Board Drive OPC detection Photo interrupter (Deve Nip sensor) Main Board Deve Nip detection Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-36...
  • Page 46 Main Board Fuser Cam detection Photo interrupter (Binfull sensor) Main Board Binfull detection Photo interrupter (Fuser Exit sensor) Main Board Fuser Exit detection Switch Rear Cover (Cover Rear Open sensor) HVPS Cover Open detection 2-37 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 47 2. Product specification and description 2) Motor, Clutch, Solenoid, etc Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-38...
  • Page 48 PBA-HUB WIFI PCB-DADF Motor BLDC-BT6 SCAN-MOTOR Clutch-Electric Z41 HVPS SMPS Humidi.-Temp Sensor Fan Type-1 PBA Waste Sensor Clutch-Electric Z41 Power Inlet Clutch-Electric Z41 Motor Step Solenoid MP Main Board Clutch-Electric Z41 Motor Step 2-39 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 49: Engine F/W Control Algorithm

    AD converter. The voltage value for impressing to the transfer roller is decided by the changed value. Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-40...

  • Page 50: Fusing

    Recovery: If the LReady or Hsync error happens, the paper is exited before the error code is initiated. The engine mode is changed to recovery mode and the engine informs the main system of the engine mode. And the engine checks the LSU error. If the error doesn’t happen, the printing job. 2-41 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 51: Software Descriptions

    Host. 2) Kernel controls and manage the whole procedure including Control flow and Printing Job before transferring to Engine system. Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-42...

  • Page 52: Data And Control Flow

    1) Network Interface Card is that relay the communication between Host and kernel using various network protocol. 2) Kernel is that manages the flow control of emulation procedure, receiving data from Host or Network card and printing with engine & rendering job. 2-43 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 53 Kernel receives this data from Host, and then select emulation fit to 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. Copyright© 1995-2016 SAMSUNG. All rights reserved. 2-44...

  • Page 54: Disassembly And Reassembly

    3.1.1. Precautions when assembling and disassembling • Use only approved Samsung spare parts. Ensure that part number, product name, any voltage, current or temperature rating are correct. Failure to do so could result in damage to the machine, circuit overload, fire or electric shock.

  • Page 55: Releasing Plastic Latches

    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. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 56: Screws Used In The Printer

    FRAME-SUPPORT 6003-000269 SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- MAINBOARD FRAME-POWER 6003-000301 SCREW-TAPTYPE;BH,+,S,M4,L6,ZPC(WHT),SWRCH18A SWITCH 6003-000269 DRIVE-MAIN SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- 6003-000301 DRIVE-MAIN SCREW-TAPTYPE;BH,+,S,M4,L6,ZPC(WHT),SWRCH18A 6009-001697 DRIVE-MAIN SCREW-SPECIAL;PH,+,M3,L4.4(3),NI PLT,SWRCH18A,MACH,2 BODY 6003-000269 DRIVE-FUSER SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- 6003-000269 DRIVE-PH SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- 6003-000196 COVER-REAR SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A DUPLEX 6003-000196 SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A GUIDE-LOWER Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 57 SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A (COVER- MIDDLE) 6003-000196 MAINLINE SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A MAINLINE 6003-000269 SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- (BRACKET- HOLDER_FDB) MAINLINE 6003-000269 (GUIDE- SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- HARNESS_SCAN) MAINLINE 6003-000269 SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- (PBA-HUB) 6003-000269 MAINLINE SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- 6009-001492 MAINLINE SCREW-HEX;HWH,+,M3,L8,NI PLT,SWRCH18A,S,RF MAINLINE (DUCT 6003–001474 SCREW-TAPTYPE;BH,+,B,M3,L30,ZPC(WHT),SWRCH18A FAN UPPER) Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 58: Replacing The Maintenance Parts

    3. Disassembly and Reassembly 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. Then remove the toner cartridges. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 59: Waste Toner Container

    3. Disassembly and Reassembly 3.3.2. Waste Toner Container 1. Open the Waste Toner Container cover. 2. Remove the Waste Toner Container while pulling the green lever to the direction of arrow. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 60: Itb Unit

    1. Remove all toner cartridges. 4. Remove the harness cover after removing 1 screw. 2. Remove the guide-cartridge by releasing the right hook. 5. Unplug the connector. 3. Remove the cassette. 6. Open the rear cover. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 61 11. Remove the waste toner container. Release the left cover by pushing it to the direction of arrow. 12. Remove the ITB Unit. 9. Lift up the both sides of the ITB Unit slightly. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 62: Fuser Unit

    3.3.4. Fuser Unit 1. Open the rear cover. 3. Pull the fuser unit to the direction of arrow. 4. Remove the fuser unit perfectly after unplugging the 2. Remove 5 screws. And remove the holder[A]. connectors. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 63: Pick Up_Forward_Reverse Roller

    3.3.5. Pick up_Forward_Reverse roller 1. Remove the cassette. Stand the machine to see the 3. Remove 2 screws. Pull and release the Pick-up/Forward bottom. roller Assy. 2. Release the Reverse roller Assy by pushing both hooks. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-10...

  • Page 64: Replacing The Main Svc Parts

    4. Release the left cover by pushing it to the direction of arrow. 2. Remove 4 screws from the rear. 5. Release the right cover. 3. Open the front cover. Remove 4 screws. 3-11 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 65: Hvps Board

    2. Remove 10 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. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-12...

  • Page 66: Main Board

    2. Unplug all connector. Remove 4 screws. And remove the main board. 3.4.5. SMPS Fan 1. Remove the right cover. (Refer to 3.4.1) 3. Remove the SMPS fan. 2. Unplug the fan connector. 3-13 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 67: Smps Board

    2. Remove the SMPS board cover after removing 3 screws. 3.4.7. RADF Unit 1. Open the RADF unit. Unplug the connector after 2. Lift up and release the RADF Unit. removing the harness cover. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-14...

  • Page 68: Ope Unit

    3. Disassembly and Reassembly 3.4.8. OPE Unit 1. Remove RADF Unit. (Refer to 3.4.7) 3. Unplug 2 connectors. Remove the OPE unit. 2. Turn the OPE unit over. 3-15 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 69: Platen Unit

    4. Unplug the relevant connectors on the main board. 2. Remove the hole cap on the platen unit. 5. Lift the platen unit up. 3. Remove 5 screws from the top and rear. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-16...

  • Page 70: Middle Cover

    3. Remove the Platen Unit. (Refer to 3.4.9) 4. Remove 2 screws from the top of the middle cover. 7. Lift up and release the middle cover. 5. Remove 2 screws from the front. 3-17 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 71: Lsu

    3.4.12. Fuser Fan 1. Remove the right cover. 3. Remove the harness holder[A] after removing 1 screw. 2. Unplug the fan connector on the main board. 4. Remove the fuser fan[B] after removing 2 screws. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-18...

  • Page 72: Main Drive Unit

    4. Remove 7 screws securing the main drive unit. 2. Remove the SMPS board. (Refer to 3.4.6) 3. Remove the main board bracket after removing 4 screws. 5. Release the main drive unit. 3-19 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 73: Drive-T1

    2. Remove the RADF and platen unit. (Refer to 3.4.7~9.) 3. Remove the middle cover. (Refer to 3.4.10.) 4. Remove 1 screw. And then, release the harness holder[A]. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-20...

  • Page 74: Ph (Paper Handling) Drive Unit

    7. Remove the PH drive unit after removing 4 screws. 4. Release the spring. Remove the poly-washer. And remove the duplex swing gear Assy[B]. 5. Remove the Inlet Assy[A] after removing 2 screws. 3-21 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 75: Exit Unit

    3. Disassembly and Reassembly 3.4.17. Exit Unit 1. Remove the middle cover. (Refer to 3.4.10) 2. Remove the connector from the main board. 3. Remove the Exit Unit after removing 4 screws. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-22...

  • Page 76: Mp Pick-Up Unit

    MP tray into the bottom. 2. Open the front cover. And then release the hook from the left. 5. Release both hooks with tweezer. 3. Remove the front cover from the machine after releasing both linkers. 3-23 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 77 3. Disassembly and Reassembly 6. Lift and release the MP tray. 8. Unplug the harness. 7. Remove 4 screws. And then, release both linkers. 9. Release the MP pick up unit. Copyright© 1995-2016 SAMSUNG. All rights reserved. 3-24...

  • Page 78: Alignment And Troubleshooting

    Gives detailed information about this machine’s menus or status. Reset Resets the current machine’s setup. Wireless LED Shows the current status of the wireless network connection. Status LED Indicates the status of your machine. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 79: Understanding The Status Led

    Some LEDs may not be available depending on model or country. • To resolve the error, look at the error message and its instructions from the troubleshooting part. • You also can resolve the error with the guideline from the computers’s Samsung Printing Status window. Status Description Status The machine is off-line.

  • Page 80: Jam Removal

    This troubleshooting may not be available depending on model or optional goods Original paper jam in front of scanner 1) Open the document feeder cover. 3) Close the document feeder cover. 2) Gently remove the jammed paper from the document feeder. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 81 4. Alignment and Troubleshooting Original paper jam inside of scanner 1) Open the document feeder cover. 2) Gently remove the jammed paper from the document feeder. 3) Close the document feeder cover. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 82 Original paper jam in exit area of scanner 1) Remove any remaining pages from the document feeder. 2) Open the Stacker up. 3) Gently remove the jammed paper from the document feeder. 4) Close the Stacker. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 83 3) Gently remove the jammed paper from the document NOTE feeder. CLX-626xFR/CLX-626xFW Series only. 1) Open the document feeder cover. 4) Close the duplex cover and document feeder cover. 2) Open the document feeder duplex cover. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 84: Clearing Paper Jams

    To avoid tearing the paper, pull the jammed paper out slowly and gently. In tray1 1) Take off the cassette. 3) Reinstall the cassette. 2) Remove the jammed paper by gently pulling it straight out. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 85 3) Reinstall the optional cassette. If you do not see the paper in this area, stop and go to 2) Remove the jammed paper by gently pulling it straight next step: out. 4) Open the rear cover. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 86 4. Alignment and Troubleshooting 5) Remove the jammed paper by gently pulling it straight 6) Close the rear cover. out. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 87 4) Remove the jammed paper by gently pulling it straight out. If you do not see the paper in this area, stop and go to next step: 2) Close the MP tray. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-10...
  • Page 88 4. Alignment and Troubleshooting 5) Reinstall the cassette. 4-11 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 89: Inside The Machine

    2) Remove the jammed paper by gently pulling it straight CAUTION out. The fuser area is hot. Take care when removing paper from the machine. 1) Open the rear cover. 3) Close the rear cover. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-12...
  • Page 90 3) Remove the jammed paper by gently pulling it straight out. out. 4) Close the rear cover. If you do not see the paper in this area, stop and go to next step: 2) Open the rear cover. 4-13 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 91 4. Alignment and Troubleshooting In the duplex unit area 1) Open the rear cover. 3) Close the rear cover. 2) Remove the jammed paper by gently pulling it straight out. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-14...

  • Page 92: Periodic Defective Image

    Periodic Band by little difference of density 37.2 mm (YMC) T1 roller 25 mm Ghost, Damaged image by abnormal transfer ITB unit T2 roller 56.4 mm Ghost, Damaged image by abnormal transfer T2 roller 4-15 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 93: Useful Management Tools

    • For Macintosh, Open the Applications folder > Samsung folder > Samsung Easy Printer Manager. The Samsung Easy Printer Manager interface is comprised of various basic sections as described in the table that follows: NOTE The screenshot may differ depending on operating system you are using.

  • Page 94: Advanced Settings User Interface Overview

    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. 4-17 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 95: Using Samsung Printer Status (Windows Only)

    Check the operating system(s) that are compatible with your machine. Samsung Printer Status overview If an error occurs while operating, you can check the error from the Samsung Printer Status. Samsung Printer Status is installed automatically when you install the machine software.

  • Page 96: Using Syncthru Web Service (Sws)

    2) Log-in Admin Mode. (ID: admin, PW: sec00000) 3) Select pages to check the configuration and customize the settings. CAUTION Please, change SWS Default ID and Password for system security in case of your first connection. 4-19 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 97 1) Click ‘Direct Print Configuration’ in the pop up windows when clicking ‘Direct Print’. 2) In the ‘Services’ Menu, check ‘Direct Print’. 1) Click ‘System Security’ in the ‘Security’ menu. 2) Select ‘Feature Management’ in the left frame. 3) In the ‘Services’ Menu, check ‘Direct Print’. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-20...

  • Page 98: Updating Firmware

    If you are using USB connection, disconnect all other USB printers from the PC. • The firmware update you are about to install has been tested for compatibility with Samsung toner cartridge products ONLY. Installing the upgrade may cause a non-Samsung toner cartridge to malfunction.

  • Page 99: Update The Firmware By Using The Network

    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” Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-22...

  • Page 100: Tech Mode

    4.1.7. Tech Mode In service (tech) mode, the technician can check the machine and perform various test to isolate the cause of a malfunction. While in Tech mode, the machine still performs all normal operations. 4-23 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 101 Shading Test Shade and Print Report Print last shade report Memory Clear Country Toner Low Level [1-30]% : 10 Counter Reset Fuser Pickup Roller Retard Roller Torque Limiter Transfer Roller Scan Engine Footer Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-24...
  • Page 102 Black MHV Bias 101-0050 Registration Clutch 105-0031 Color MHV Bias 101-0070 Duplex Gate Clutch 106-0000 Yellow Dev Bias 101-0090 T2 Feed Clutch 106-0010 Magenta Dev Bias 101-0130 T2 Feed Motor 106-0020 Cyan Dev Bias 4-25 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 103 020-022 DTMF 0 Line1 020-040 V.21 300 bps Line1 020-023 DTMF 1 Line1 020-041 V.27ter 2400 bps Line1 020-024 DTMF 2 Line1 020-042 V.27ter 4800 bps Line1 020-025 DTMF 3 Line1 020-043 V.29 7200 bps Line1 Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-26...
  • Page 104 • Engine Footer This function is for monitoring of the engine status. If you perform this function, at printing, the setting value for engine is shown on the bottom of the printed page. 4-27 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 105: Troubleshooting

    - Main PBA Red LED on / See the troubleshooting OPE LED Error message for error code Green OK? is displayed. Print (test page) Printing Refer to "Solution quality is of Image Problem" nomal? Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-28...

  • Page 106: Basic Check List

    Refer to image quality problem section. 6) Check consumables (toner etc.). • Using the keys print the Test Pattern. › Expected life of various consumable parts, compare this with the figures printed and replace as required 4-29 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 107: Error Code And Troubleshooting

    Install cyan toner cartridge Page 4–48 C2-4512 Cyan toner cartridge is not compatible. Check user's guide Page 4–49 C2-5110 Prepare new black toner cartridge Page 4–47 C2-5120 Replace with new black toner cartridge Page 4–47 Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-30...
  • Page 108 Fuser Unit Failure #U1-2115: Turn off then on. Page 4–61 U1-2116 Fuser Unit Failure #U1-2116: Duplex door is open. Close it Page 4–61 U1-2132 Fuser Unit Failure #U1-2132: Turn off then on. Page 4–62 4-31 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 109 Original paper jam inside of scanner. Page 4–64 U3-3313 Original paper jam inside of scanner. Page 4–64 U3-3314 Original paper jam inside of scanner. Page 4–64 U3-4110 Door of scanner is open. Page 4–64 Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-32...

  • Page 110: Error Code

    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. 4-33 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 111: Actuator Motor Failure : #A1-2114. Call For Service If The Problem Persists

    3) Check if the connection between main board and motor in the main drive unit are correct. 4) If the connection is OK, replace the motor. 5) If the problem persists, replace the main drive unit. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-34...

  • Page 112: Actuator Fan Failure : #A2-1210. Call For Service If The Problem Persists

    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 output. 3) If the sensor is defective, replace it. 4) If the temperature sensor is OK, replace the main board. 4-35 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 113: Actuator Sensor Failure #A3-3311: Call For Service If The Problem Persists

    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 sensor is defective, replace it. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-36...

  • Page 114: Prepare New Yellow Toner Cartridge

    1) Print the supply information report. Check the life remaining of the toner cartridge. 2) If its life is at the end, turn the machine off and replace the toner cartridge with new one. 4-37 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 115: Yellow Toner Failure: #C2-2320. Install Yellow Toner Cartridge Again

    1) Check if the toner cartridge is installed properly. Turn the machine off then on. 2) If the problem persists, check that the CRUM contact area is contaminated. Clean it. 3) If the problem persists, replace the toner cartridge with new one. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-38...

  • Page 116: Black Toner Cartridge Is Not Compatible. Check User's Guide

    Toner cartridge is not compatible. ► Troubleshooting method 1) Print the supply information report. Check information of the toner cartridge. 2) If the toner cartridge is not a Samsung genuine toner cartridge, replace with new one. ► Error Code C5-1110 C5-1120 ►...

  • Page 117: Image Transfer Belt Unit Is Not Compatible. Check Users Guide

    The ITB unit is not compatible. ► Troubleshooting method 1) Print the supply information report. Check information of the ITB Unit. 2) If the toner cartridge is not a Samsung genuine ITB Unit, replace with new one. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-40...

  • Page 118: Sensor Failure: #C5-1710. Turn Off Then

    Waste toner container is not installed. Install it. ► Symptom The waste toner container is not installed ► Troubleshooting method 1) Check if the waste toner container is installed properly. 2) Remove and reinstall the waste toner container. 4-41 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 119: Replace With New Tray1 Pickup Roller

    Replace with new MP pickup roller. ► Symptom The MP pick up roller is at the end of its life. ► Troubleshooting method 1) Turn the machine off. 2) Replace the MP pick up roller. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-42...

  • Page 120: Paper Jam In Tray 2

    1) Take off the cassette. If there is no paper on the tray2, load the paper. 2) If the problem persists, check the following. a) Check if the paper empty sensor is contaminated or defective. Replace it. 4-43 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 121: Paper Jam In Tray 1

    Check if the actuator is assembled correctly. 3) Check the motor operation, gear in the PH drive unit. If there is any defective parts, replace it or PH drive unit. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-44...

  • Page 122: Paper Jamin Mp Tray

    1) Take off the cassette. If there is no paper on the tray, load the paper. 2) If the problem persists, check the following. a) Check if the paper empty sensor is contaminated or defective. Replace it. 4-45 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 123: Paper Jam Inside Of Machine

    Check the motor operation, gear in the PH drive unit. If there is any defective parts, replace it or PH drive unit. d) Check the T1–DRIVE unit. If there is any defective parts, replace it or T1–DRIVE unit. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-46...

  • Page 124: Paper Jam In Exit Area

    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 exit unit has any defective parts. Replace the exit unit. 4-47 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 125 The machine 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© 1995-2016 SAMSUNG. All rights reserved. 4-48...
  • Page 126 ► Troubleshooting method 1) Check if the front cover is closed perfectly. 2) If the error persists, check that the cover-open sensor is working normally. If it is defective, replace the HVPS board. 4-49 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 127 Network Problem: IP Conflict 802.1x Network Error ► Symptom IP address conflicts with that of other system. ► Troubleshooting method 1) Change the machine’s IP address. 2) Check the setting-up for 802.1x confirmation server. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-50...
  • Page 128 3) Remove the side cover. Check if the fuser motor is working normally. 4) Check if the swing-gear is in the position below when the cam works. If not, replace the fuser drive unit. 4-51 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 129 Check if the fuser connector is connected properly. b) Check if the halogen lamp voltage is normal. c) Check if the thermistor is contaminated or twisted. 5) If the problem persists, replace the main board or SMPS board. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-52...
  • Page 130 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. 4-53 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 131 5) If the problem persists, replace the ADF unit. ► Error Code U3-4110 ► Error message Door of scanner is open. ► Symptom ADF top cover is opened. ► Troubleshooting method 1) Close the ADF top cover. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-54...

  • Page 132: Image Quality Problems

    Check if there are scratches on the circumference of the Replace the toner cartridge and test again. developing roller. Check if paper transfer belt is damaged or contaminated. Replace the ITB unit and test again. 4-55 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 133 Check the connecting state between the Main PBA and HVPS. Reconnect the harness. Poor contact between toner cartridge and set contacts. Clean the contacts as necessary. Replace any deformed or damaged contacts. HVPS is defective. Replace the HVPS. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-56...
  • Page 134 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 Replace the ITB Unit unit is not even. 4-57 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 135 • Description : Toner is not properly fixed on paper. Cause and Check Point Solution The media doesn’t meet specification Use the proper media in specifications. Fuser is defective Replace the fuser unit. Copyright© 1995-2016 SAMSUNG. All rights reserved. 4-58...

  • Page 136: Other Errors

    3) Press centre of mark + following order 1~9. Use your finger. Perform 2 times. 4) If there is no problem, “Complete” will appear on LCD and reboot the machine. When making a mistake, start again from the step 1. 4-59 Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 137: System Diagram

    5. System Diagram 5. System Diagram 5.1. Block Diagram Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 138: Connection Diagram

    Th e rm is to r S e n s o r FUS ER La m p Th e rm o s ta t S e n s o r S e n s o r Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 139: Reference Information

    M2 short). Tweezers Spring Hook Standard : For general home use, small type. Standard : For general use Cotton Swab Software (Driver) installation CD ROM Standard : For general home use, for medical service. Copyright© 1995-2016 SAMSUNG. All rights reserved.

  • Page 140: Glossary

    IP addresses to client hosts. Dual Inline Memory Module (DIMM), a small circuit board that holds memory. DIMM stores all DIMM the data within the machine like printing data, received fax data. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 141 An image type that simulates grayscale by varying the number of dots. Highly colored areas consist of Halftone a large number of dots, while lighter areas consist of a smaller number of dots. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 142 ITU-T T.4. MH is a codebook-based run-length encoding scheme optimized to efficiently compress white space. As most faxes consist mostly of white space, this minimizes the transmission time of most faxes. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 143 You just need NFC supported cell phone. In order to use this feature, Samsung Mobile Print app needs to be installed on your cell phone. Organic Photo Conductor (OPC) is a mechanism that makes a virtual image for print using a laser beam emitted from a laser printer, and it is usually green or rust colored and has a cylinder shape.
  • Page 144 Windows Me and Windows XP. A scan can be initiated from within these operating systems by using a WIAcompliant scanner. Wi-Fi is a popular technology that allows an electronic device to exchange data wirelessly over a Wi-Fi computer network, including high-speed Internet connections. Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 145 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.

  • Page 146: Document Revision List

    6. Reference Information 6.3. Document Revision List Version Date Page Description 1.00 30/May/2014 Release 1.01 19/Jul/2016 P.3–20 Update disassembly procedure for the fuser drive unit and MP pick up unit. P.3–23 Copyright© 1995-2016 SAMSUNG. All rights reserved.
  • Page 147 CIS, Africa E.Asia, W.Asia, https://gspn2.samsungcsportal.com China, Japan N.America, S.America https://gspn3.samsungcsportal.com This Service Manual is a property of Samsung Electronics © 2016 Samsung Electronics Co.,Ltd. Co.,Ltd. All rights reserved. Any unauthorized use of Manual can be punished under Printed in Korea applicable International and/or domestic law.

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