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Samsung SL-X7600GX Service Manual

A3 color copier.
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SERVICE
A3 Color Copier
Refer to the service manual in the GSPN (see the rear cover) for more information.
A3 Color Copier
MultiXpress X7 series
SL-X7600GX / X7500GX /
X7400GX, SL-X7600LX / X7500LX
/ X7400LX
(Ver 1.05)
MANUAL
1. Precautions
2. Product Specifications and Description
3. Disassembly and Reassembly
4. Troubleshooting
5. Connection Diagram
6. Reference Information
Contents

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Table of Contents

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   Summary of Contents for Samsung SL-X7600GX

  • Page 1 A3 Color Copier MultiXpress X7 series SL-X7600GX / X7500GX / X7400GX, SL-X7600LX / X7500LX / X7400LX (Ver 1.05) SERVICE MANUAL A3 Color Copier Contents 1. Precautions 2. Product Specifications and Description 3. Disassembly and Reassembly 4. Troubleshooting 5. Connection Diagram 6.
  • Page 2: Table Of Contents

    Imaging Unit Overview .................. 2 − 38 2.5.2.2. Drum drive ....................2 − 39 2.5.2.3. Deve(Development) Unit ................2 − 40 2.5.3. Toner Cartridge ......................2 − 42 2.5.4. ITB (Intermediate Transfer Belt) Unit................2 − 43 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 3 2.11. Dual Scan Document Feeder(DSDF) for GX model................ 2 − 85 2.11.1. DSDF overview ......................2 − 85 2.11.2. Electrical parts location ....................2 − 86 2.11.3. DSDF Drive System ....................2 − 89 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 4 Cleaning the LSU window ................3 − 3 3.2.1.2. Cleaning the scan glass..................3 − 4 3.2.1.3. Cleaning the DSDF white bar_CIS ..............3 − 5 3.2.1.4. Cleaning the paper dust stick ................3 − 6 3.2.1.5. Cleaning the LSU window ................3 − 8 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 5 3.3.20. Fuser_Exit Drive unit ....................3 − 40 3.3.21. Side Door Open sensor ....................3 − 40 3.3.22. Auto Size sensor ......................3 − 41 3.3.23. Inner Cover ........................ 3 − 42 3.3.24. Front Cover Open sensor ....................3 − 44 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 6 3.3.36. Reservoir Unit ......................3 − 79 3.3.37. Double Cassette Feeder(DCF) Unit ................3 − 83 3.3.37.1. DCF Feed Motor ................... 3 − 83 3.3.37.2. DCF Pick-up Motor ..................3 − 84 3.3.37.3. DCF PBA ....................3 − 85 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 7 4.5.3.7. Export Reports....................4 − 28 4.5.4. Maintenance Counts..................... 4 − 29 4.5.4.1. Fault Count ....................4 − 29 4.5.4.2. Jam Count ....................4 − 29 4.5.4.3. Part Replacement Count ................. 4 − 30 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 8 C6–xxxx (Fuser unit error) ..................4 − 120 4.6.10. C7–xxxx (Waste toner container error) ................4 − 121 4.6.11. C8–xxxx (Developer error)..................4 − 122 4.6.12. C9–xxxx (Transfer roller error) ..................4 − 127 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 9 Adjusting the DSDF skew ....................... 4 − 251 Connection Diagram ..........................5 − 1 5.1. Connection Diagram (FUSER_EXIT_DUPLEX_TONER) ..............5 − 1 5.2. Connection Diagram (Scanner).....................5 − 2 5.3. Connection Diagram (LSU_OPE_USB) ..................5 − 3 Copyright© 1995-2013 SAMSUNG. All rights reserved. viii...
  • Page 10 Connection Diagram (HVPS_SMPS_FDB)..................5 − 6 Reference Information..........................6 − 1 6.1. Tools for Troubleshooting......................6 − 1 6.2. Glossary...........................6 − 3 6.3. Model Name and Code .......................6 − 9 6.4. Document Revision List......................6 − 10 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 11: 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 12: Caution For Safety

    Exposed cables could cause an electric shock. Replace the damaged power cable immediately, do not reuse or repair the damaged cable. Some chemicals can attack the coating on the power cable, weakening the cover or exposing cables causing fire and shock risks. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 13 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 14: 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 15: 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© 1995-2013 SAMSUNG. All rights reserved.
  • Page 16: 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© 1995-2013 SAMSUNG. All rights reserved.
  • Page 17: Product Specifications And Description

    6GB (2GB for Android OS) • Document Feeder • DSDF (Dual Scan Document Feeder) DSDF-H Model : X7600GX / X7500GX / X7400GX DSDF-L Model : X7600LX / X7500LX / X7400LX • 10.1 inch Touch Color LCD • Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 18: Specifications

    Input Voltage (USA): AC 110 - 127 V (-10 % - 6 %) • Power Requirement Input Voltage (Korea): AC 220 - 240 V (-10 % - 6 %) • Rated Frequency: 50 / 60 Hz • Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 19 X7500 series : 25,000 pages • X7400 series : 20,000 pages X7600GX : 330,000 pages • X7600LX : 300,000 pages • Max Monthly Duty Cycle X7500 series : 250,000 pages • X7400 series : 200,000 pages • Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 20: Print Specifications

    Resolution 1200 x 1200 dpi (Full Speed) Printer Languages PCL5 / PCL6(XL) / PostScript Level 3 / PDF V1.7 95 Scalable Fonts (Include OCR-A / OCR-B) / 1 Bitmap Font Postscript3 136 Scalable Fonts Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 21 WSD print / Secure print / Stored print / Booklet / N-up / Cover page / Barcode / Print Features Eco / Poster / Glossy / Watermark / Tray Priority setting / Auto tray setting / Tray Protection / USB print / Secure PDF print / Google Cloud print Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 22: Scan Specification

    X7600LX / X7500LX / X7400LX • Max. 297 x 437 mm (11.7" x 17.2") • Platen Max. 297 x 437 mm (11.7" x 17.2") Scan Original Types Text / Text & Photo / Photo Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 23: Copy Specification

    77%, Ledger→Legal 78%, Legal→Letter 81%, B4→A4 | B5→A5 Reduce & Enlarge 86%, A3→B4 | A4→B5 Preset 104%, Executive→Letter 115%, B4→A3 121%, Legal→Ledger 122%, A4→B4 129%, Letter→Ledger 141%, A4→A3 | A5→A4 150% 200%, A5→A3 400% Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 24: Fax Specification

    Dual Lines Option Handset On hook Dial Search Yes (Address Book) 1-Touch Dial Speed Dial 500 locations Fax Features TAD I/F Yes(First Line) Tone/Pulse Yes (Selectable in Tech Mode) Pause Auto Redial Last Number Redial Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 25 Fax Forward to E-Mail Fax to PC Broadcasting Delayed Fax Color Fax Tx/Rx Journal Confirmation 2 Types Available (With Image TCR / Without Image TCR) Report & List Print Auto Dial List System Data List Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 26: Paper Handling Specification

    CardStock / Heavy Cardstock/Heavy Cardstock/Extra Heavy Cardstock 1/Letterhead Media types / Thick / Cotton / Colored / Archive / Thin Glossy / Thick Glossy/Heavy Glossy / Heavy weight / Extra Heavy weight1,2,3,4/ Label/ Transparency/ Envelope(Casette1 Only) 2-10 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 27 Glossy / Heavy weight / Extra Heavy weight1,2,3,4 / Envelope / Transparency / Label 60 to 256g/m² : Simplex, Duplex • 257 to 325g/m² : Simplex • Media weight Envelope : 75~90g/m² , Simplex • • Label : 120~150g/m² , Simplex Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-11...
  • Page 28 Letterhead / Thick / Cotton / Colored / Archive / Thin Glossy / Thick Glossy / Heavy Glossy / Heavy weight / Extra Heavy weight1,2 Media weight 16~47 lb (60 to 256 g/m²) 2-12 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 29: Network And Software Specification

    Printer MIB (RFC 3805) SNMP/MIB Access Finisher MIB (RFC 3806) Samsung Private MIB HP Compatibility Yes - Patially SNMP Trap Window Printing (SMB) LPR/LPD Printing Protocols Netware I-Print Netware NDPS Ether Talk Port 9100 Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-13...
  • Page 30 Smart Service App Hancom Office Device Management Fleet Admin Pro (UniThru) Output Management CounThru Enterprise / Pro Document Management SmarThru Workflow 3.0 Solution and Distribution Security SecuThru Pro 1.0 Mobility SCP 1.0 ('14.09) 2-14 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 31 IP Address Filtering Yes (IPv4 Filtering / IPv6 Filtering / MAC Filtering) HDD Overwrite (Standard) HDD Overwrite (Max. Overwrites) Security Secure Print Encrypted Secure Print Encrypted PDF Mode (Encrypted Scanning) IP Sec Smart Card Authentication Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-15...
  • Page 32: Supplies

    When purchasing new toner cartridges or other supplies, these must be purchased in the same country as the machine you are using. Otherwise, new toner cartridges or other supplies will be incompatible with your machine due to different configurations of toner cartridges and other supplies according to the specific country conditions. 2-16 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 33: Maintenance Parts

    JC97-04661A For Gx model 100,000 pages roller Assy NOTE • Depending on the print patterns and job mode used, the lifespan may differ. • Refer to Chapter 3.2.2 for replacing the maintenance parts. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-17...
  • Page 34: Maintenance Table

    * Regi / Feed / Duplex roller DSDF Pick-Up roller Assy DSDF DSDF Reverse(Separation) roller Assy White sheet / White sponge / Feed roller * Replace those three parts at the same time. 2-18 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 35: Option

    2. Product Specifications and Description 2.2.10. Option Option Configuration Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-19...
  • Page 36: Option List

    SL-HPU501T (2/3 hole) • SL-HPU501F (2/4 hole) Punch Kit for 500- sheet Inner • Finisher SL-HPU501S • (Swedish) SL-HPU701T (2/3 hole) • SL-HPU701F (2/4 hole) Punch Kit for 3,250- sheet • Finisher • SL-HPU701S (Swedish) 2-20 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 37 Paper Empty & Low Level Detect: Yes • Sensing Paper Type Detect: No • Paper Size Detect: Yes • Dimension 566 x 610 x 265 mm (22.3" x 24" x 10") Weight Net 20 kg, Packing 23.5 kg Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-21...
  • Page 38 Inner Finisher Stapling Positions : Front flat & corner(45) / Dual / Rear flat & corner(45) • Saddle Stapling Offline Stapling Offset at Non Staple job Offset at Staple job Output Stacking Face Down 2-22 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 39 153 x 124 x 39.7 mm (6 x 4.9 x 1.6 inch) Working Table (WxDxH) Weight 82 g (0.18 lb) Model Name SL-WKT101 Dimension 282 x 468 x 99 mm (11.1 x 18.4 x 3.9 inch) Working Table (WxDxH) Weight 828 g (1.825 lb) Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-23...
  • Page 40: Machine External View

    1) Front view 1 ADF(Auto Document Feeder) cover ADF width guides ADF input tray ADF output tray Control panel Multi-purpose tray Power-switch Power receptacle Tray2 Tray1 (Top tray) Front door Paper output tray 2-24 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 41 2. Product Specifications and Description 2) Front view 2 Scanner glass White sheet Multi-purpose tray paper width guide Multi-purpose tray USB keyboard port USB port Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-25...
  • Page 42: Rear View

    2. Product Specifications and Description Rear view Output support tray Control board cover USB port USB printer port Network port EFI (Optional) cover FDI (Optional) cover Fax1 (Optional) port cover Fax2 (Optional) port cover 2-26 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 43: Inner View

    2. Product Specifications and Description Inner view LSU window cleaning stick Waste toner container Toner Cartridges Imaging units Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-27...
  • Page 44: Feeding System

    The feeding system picks up a paper from the cassette or MP tray and transports it to the machine inside. After printing process, the paper is put out on the exit tray. The feeding system mainly consists of the pick up unit, registration unit, transfer roller Assy, Exit unit. 2-28 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 45: Main Components And Functions

    Roller Exit 2nd MP Tray pick up / retard / forward rollers Roller Exit trans Tray 1 feed roller Roller Duplex1 Tray 2 feed roller Roller Duplex2 Tray 2 trans roller Roller Duplex3 Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-29...
  • Page 46 94.5 mm Charge Roller (CR) 37.7 mm Magnetic roller (MR) 36.79 mm Transfer Roller (T1) 44.0 mm Transfer Roller (T2) 59.7 mm Fuser Belt (HR) 109.96 mm Fuser Pressure Roller (PR) 116.24 mm 2-30 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 47 Detects Tray2 paper size Tray2 paper empty detection sensor Detects Tray2 paper empty Tray2 upper limit detection sensor Detects Tray2 upper limit Tray2 paper Lead Edge detection sensor Detects Tray2 paper Lead Edge Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-31...
  • Page 48 Tray4 Pickup & Lift motor Drives the pickup roller and the knock up plate Paper Loop Detection sensor Detects paper loop between transfer Nip and fusing Nip At warm-up, Detects the fuser jam. 2-32 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 49: Cassette (tray)

    Plain paper : A5, A4, A3(not support in tray1), B5, B4, Letter, 11"×17"(Ledger), Statement, Legal • Special Paper : Envelope(Tray1 Only), Label, Transparency 4) Paper weight : plain paper 60 ~ 300 g/m² 5) Plate knock up lift type : Lift Motor + Up Limit Sensor Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-33...
  • Page 50: Pick-up Unit

    NOTE The Pick-Up Unit1 and Pick-Up Unit2 can’t be swapped over. Pick–Up Unit 1 Pick–Up Unit 2 2-34 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 51: Registration Unit

    The registration (Regi.) roller is driven by the Regi./MP motor. The Regi. clutch itself is located between the Regi. clutch and Regi./MP motor. The registration roller ON/OFF signal is used to match the leadedge of the toned image on the ITB with that of the leadedge of the paper. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-35...
  • Page 52: Mpf(multi-purpose Feeder) Unit

    MP tray. This machine uses an FRR (Feed and Reverse Roller) system for feeding paper. The friction between the reverse roller[D] and forward roller[E] separates the top sheet of paper from the stack. 2-36 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 53: Image Creation

    5) Cleaning for OPC drum : The cleaning brush and blade remove remaining toner on the drum surface after image transfer to the paper. 6) Quenching for OPC drum : Quenching is done by illuminating the whole area of the drum with the laser at the end of every job. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-37...
  • Page 54: Imaging Unit

    The CRUM is the sub part of the Drum unit. It stores the count information and several data. If the drum unit is replaced, the count information stored by the old drum unit could not be kept. 2-38 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 55: Drum Drive

    The BLDC motor maintains the constant speed. So, the speed sync for each color depends on the BLDC motor without the additional device. Phase sync for each OPC runout prints the pattern on the ITB and is adjusted by the data automatically. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-39...
  • Page 56: Deve(development) Unit

    Each deve unit has a TC(Toner Carrier) sensor[C]. They are used for controlling the operating range of toner density. ■ Developer Agitation Two mixing augers[A] circulate the developer forward and backward to agitate the developer in order to mix the developer and toner well. 2-40 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 57 If the deve unit is stored at temperature above 45°C (113°F), it does not works normally. The toner in deve unit is easy to harden at temperature above 45°C (113°F). If the toner in deve unit is harden, the installation error occurs when installing it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-41...
  • Page 58: Toner Cartridge

    Toner in the Y/M/C cartridge is transferred to the Reservoir by the Spring-ETC. Toner in the K cartridge is transferred to the Spring-ETC by the Wheel-Paddle Toner and transferred to the Reservoir by Spring-ETC. 2-42 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 59: Itb (intermediate Transfer Belt) Unit

    One photo sensor controls the position of the first transfer roller. Image Transfer Belt (ITB) 1st Transfer Roller ITB Drive Roller Tension Roller Photo Interruptor Cleaning Blade ACR Sensor 2nd Transfer Roller Toner Collection Auger Drum Unit Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-43...
  • Page 60: Transfer Belt Drive

    2. Product Specifications and Description 2.5.4.2. Transfer belt drive The drive motor[A] drives the transfer belt[B] by using gears and the ITB drive roller[C]. The transfer belt[B] and black OPC[D] is synchronized by the drive motor[A]. 2-44 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 61: Transfer Belt Cleaning

    The film[D] on the ITB cleaner protects against toner contamination. The driving power by driver roller is transferred to the tension roller[E] and the toner collection auger gear[F] drives the gear[G], and collects the toner. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-45...
  • Page 62: Toner Reservoir Unit

    There is no test routine for toner full sensor in the reservoir unit. 2) Check the gear noise and motor operation. If the reservoir driving gear is working without abnormal noise, the each reservoir unit has no problem mechanically. 2-46 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 63: Fuser Unit

    The pressure roller ensures proper nip width between the pressure roller and fusing belt. It is made up of the soft silicone sponge rubber. And, it is driven by the driving system and drives the fusing belt. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-47...
  • Page 64: Fuser Unit Drive

    When the thermostat is triggered, it must be replaced (as well as the other damaged parts in the fuser unit). 2.6.2. Fuser Unit drive The fuser motor[A] drives the pressure roller[B] through the gear train. The fusing belt[C] pressurized by the pressure roller[B] is rotated by driving it. 2-48 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 65: Fuser Unit Temperature Control

    If one of the thermostat temperatures becomes higher than 195°C, it opens and cuts power to the fusing lamp. If the other thermostat temperature becomes higher than 195°C, it also opens and cuts power to the fusing lamp. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-49...
  • Page 66: Loop Control

    When paper passes between OPC Nip and Fuser Nip, the fuser unit controls paper loop level. ■ Loop control The fuser unit detects the signal for photo sensor 1,2 and decides paper loop level. And it controls motor speed as paper loop level. 2-50 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 67: Laser Scanning Unit (lsu)

    This LSU adopted the cross scan type scanning. K Color and C Color scan the laser beam from the rear to the front, M Color and Y Color scan the laser beam from the front to the rear. Also, the LSU has a skew adjustment function which adjusts the scanning line by step motor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-51...
  • Page 68: Laser Scanning Optical Path

    X7600 : 280 mm/sec • X7500 : 233 mm/sec X7400 : 187 mm/sec • H/W interface Interface with machine : 50 Pin + 60 pin + 8 Pin FFC + FFC + Wire 2-52 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 69: Laser Synchronizing Detectors

    Hsync. The arrow in the above diagram shows the data scanning direction for each color. Black (& Cyan) and Yellow (& Magenta) use the same polygon motor scanning in opposite directions. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-53...
  • Page 70: Automatic Line Position Adjustment

    The transfer belt-cleaning unit cleans the transfer belt after the patterns are measured. • KK, CC, MM, YY: Spaces between two lines of the same color. • KC, KM, KY: Spaces between a black line and each color line. 2-54 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 71 1) When the machine detects a new drum unit or developer unit, line position adjustment is automatically performed. ITB replaced : 1) When the machine detects a new ITB or other ITB, SVC engineer have to execute the adjustment manually. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-55...
  • Page 72 Skew adjustment assembly[A] consists of the worm gear[1] for adjustment and worm gear[2]. When ACR executes, it detects and adjusts the scanning line slope automatically. Skew adjustment assembly[A] for magenta, cyan, and yellow adjusts the skew angle of the F2 lens[B]. This mechanism corrects main scan skew. 2-56 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 73: Drive System

    Feed / MP driving control Pick-Up PM-STEP Pick-Up roller / CST Lift driving (Reverse driving at CST Lift driving) Toner Supply & Reservoir PM-STEP Toner transfer (Reservoir → Deve Unit) CST Lock CST lock function On/Off Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-57...
  • Page 74 2. Product Specifications and Description Motor Motor Type Function Engage T1 PM-STEP T1 Engage / Disengage driving PM-STEP WTB driving 2-58 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 75: Main Drive Unit(opc_deve_itb)

    1 BLDC → 5 Gear & Pulley → 5 Gear & Coupler (K Deve driving) • 7 BLDC → 8 Gear & Coupler (Y,M,C OPC driving) • • 7 BLDC → 9 Gear & Coupler (Y,M,C Deve driving) Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-59...
  • Page 76: Pick-up And Cst Lift Drive

    1 PM STEP → normal rotation → 2 Gear (Pick-Up driving) • 1 PM STEP → counter rotation → 3 Gear → 4 5 Gear → 6 Gear & Coupler (Cst Lift driving) 2-60 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 77: Feed Drive

    1 HB STEP → 2 Pulley & Coupler → 3 Gear → 4 Gear & Coupler (Feed Roller driving) → 5 E-Clutch & Gear • (MP driving) 1 HB STEP → 2 Pulley & Coupler → 6 Gear & Coupler (Feed Roller driving) → 7 Pulley & Coupler (Feed Roller • driving) Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-61...
  • Page 78: Regi Drive

    2. Product Specifications and Description 2.8.5. Regi Drive Power Train HB STEP → Regi driving 1 HB STEP → 2 Gear → 3 Gear (Regi Roller driving) • 2-62 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 79: Fuser(release)_exit Drive

    1 BLDC → 2 Gear (Fuser P/R driving) 1 BLDC → 3 Gear & Pulley → 4 Gear (Exit driving) • 5 PM Step → 6 Gear → 7 Gear → 8 Gear (Fuser Release driving) • Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-63...
  • Page 80: Toner Supply_reservoir Drive

    1 PM Step → 2 Gear → 6 Gear (Photo Interrupt) → 7 Gear & Latch → 8 Gear (M,K Toner Supply driving) 9 PM Step → 10 Gear (Y,C Toner Reservoir driving) • 9 PM Step → 11 Gear → 12 Gear (M,K Toner Reservoir driving) • 2-64 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 81: Cst Lock Drive

    2. Product Specifications and Description 2.8.8. CST Lock Drive Power Train DC Motor → CST Lock driving • 1 DC Motor → 2 Gear & Cam → 3 Holder (CST Lock driving) Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-65...
  • Page 82: Engage T1 Drive

    2. Product Specifications and Description 2.8.9. Engage T1 Drive Power Train PM Step → Engage T1 driving • 1 PM Step → 2 Gear (Engage T1 driving) 2-66 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 83: Wtb Drive

    2. Product Specifications and Description 2.8.10. WTB Drive Power Train PM Step → WTB driving 1 PM Step → 2 Gear (WTB driving) • Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-67...
  • Page 84: Scanner System

    HR(Half Rate) carriage: Transfers the reflected light from the FR carriage to the lens. • Imaging module: Make an image on CCD HR carriage moves at half distance and half speed of FR carriage. This principle keeps a regular gap between the original and imaging lens. 2-68 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 85 4) The optical image is generated to the electrical signal by the CCD sensor. To make a stable image, the gap between original and lens must be kept. For this, HR carriage moves at half distance and half speed of FR carriage. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-69...
  • Page 86 Image scan of the main scanning direction is performed by CCD sensor. CCD sensor consist of approx. 7500 pixel. Image scan of sub scanning direction is performed by FR carriage and HR carriage. The carriage is moved by the wire driven the scan motor. Scan resolution is 600dpi. 2-70 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 87: Scanning System Components

    The drive wire pulley rolls and releases the wire to move carriage. The scanner consists of the scan glass, FR carriage, HR carriage, Imaging unit, and Driving unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-71...
  • Page 88 White LED emits the white light. The heat sink assembled to the PBA prevents a heat deterioration. • Reflection holder This reflects the passed light through Light-guide. 2) Mirror #1 This changes the direction of reflected light at a 90 degree angle. 2-72 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 89 4) Wire driving To move the carriage stably, the wire is assembled in the front and rear position of the scanner. Pulley rolls and release the wire to move the FR carriage and HR carriage. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-73...
  • Page 90 Scanner drive system uses the step motor to move the carriage. It controls the position and constant speed. The motor power is transferred to the wire through timing belt and pulley. 7) Timing Belt Timing belt has the regular sawtooth and transfers the motor power to the pulley. 2-74 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 91 This makes the scan module detect the base for white color. Before every scan-job, scan module reads the shading sheet to scan image as same color and brightness. If it is contaminated, the vertical image can be created. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-75...
  • Page 92 2. Product Specifications and Description 2-76 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 93: Caution For Moving The Scanner

    When moving the machine, tighten the scan locking screw to prevent the damage of the carriage. 1) Check if the FR carriage is located to the home position. 2) Remove the screw cap. 3) Tighten the M3×8 screw to fix the FR carriage. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-77...
  • Page 94: Dual Scan Document Feeder(dsdf) For Lx Model

    Simplex White-Bar Supports a stable scanning. Scan Out roller Feeds an original before duplex scanning. D-CIS module Scans a back page of original. Exit roller Transfers a scanned original to the exit tray. 2-78 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 95: Electrical Parts Location

    2. Product Specifications and Description 2.10.2. Electrical parts location Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-79...
  • Page 96 CONTACT IMAGE SENSOR 0609-001558 MAIN PBA PHOTO-INTERRUPTER(EXIT) 0604-001394 ADF-PBA PHOTO-INTERRUPTER(MSO) 0604-001490 ADF-PBA PHOTO-INTERRUPTER(REGI) 0604-001381 ADF-PBA PHOTO-INTERRUPTER(SCAN IN) 0604-001381 ADF-PBA PHOTO-INTERRUPTER(DETECT) 0604-001394 ADF-PBA PHOTO-INTERRUPTER(PICKUP) 0604-001394 ADF-PBA PHOTO-INTERRUPTER(COVER OPEN) 0604-001394 ADF-PBA PHOTO-INTERRUPTER(FEED OUT) 0604-001490 ADF-PBA 2-80 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 97: Dsdf Drive System

    BLDC motor is used for picking up original and pick up is controlled by the clutch. • Step motor is used for the original registration. • BLDC motor is used for feeding a original. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-81...
  • Page 98: Dsdf Original Pick-up Assembly

    2) Checks the original width size. 3) Holds the original not to be moved in paper path before pick up driving. 4) Starts pick up driving. 5) Separates an original by the reverse roller. 2-82 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 99: Dsdf Original Regi. Drive

    2) After the regi sensor is on, regi motor rotates. 3) After the transferred original passes the regi. actuator, the regi sensor is off and the regi motor stops. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-83...
  • Page 100: Original Scanning And Feed-out Drive

    3) Simplex white-bar functions to prevent the wrinkle and background. 4) When original passes the scan out actuator, duplex scan starts. 5) Duplex white-bar functions to prevent the wrinkle and background. 6) Original is transferred to exit tray. 2-84 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 101: Dual Scan Document Feeder(dsdf) For Gx Model

    Duplex Scan In roller Feeds an original before duplex scanning. Duplex White Roller Supports a stable duplex scanning. Scan Out roller Transfers a scanned original. Exit roller Stacks a scanned original on the exit tray. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-85...
  • Page 102: Electrical Parts Location

    2. Product Specifications and Description 2.11.2. Electrical parts location 2-86 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 103 2. Product Specifications and Description Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-87...
  • Page 104 MAIN PBA PHOTO INTERUPTER 0604-001381 ADF-PBA PHOTO INTERUPTER 0604-001393 ADF-PBA PHOTO INTERUPTER 0604-001393 ADF-PBA PHOTO INTERUPTER 0604-001381 ADF-PBA PHOTO INTERUPTER 0604-001381 ADF-PBA PHOTO INTERUPTER 0604-001381 ADF-PBA PHOTO INTERUPTER 0604-001381 ADF-PBA PHOTO INTERUPTER 0604-001381 ADF-PBA 2-88 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 105: Dsdf Drive System

    Stacker Lift is controlled by a step motor and lift paper to the pick up roller. • Pick up roller, Reverse roller and Scan-in roller are released by a step motor and CAM. • Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-89...
  • Page 106: Dsdf Original Pick-up Assembly

    3) Transfers a paper to the ADF roller by driving the pick up roller. 4) Separates an original by the reverse roller. 5) Transfers a paper to the pre-regi roller by driving the feed roller. 2-90 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 107: Dsdf Original Pre-regi Assembly

    2) After the Pre-Regi sensor is on, Pre-Regi motor rotates. 3) After the transferred original passes the Pre-Regi. sensor, the Pre-Regi sensor is off and the Pre-Regi motor stops. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-91...
  • Page 108: Dsdf Original Regi Assembly

    1) When a picked up original is detected, the Regi sensor is on. At this time, the Regi motor is stopped and the original is aligned. 2) After the Regi sensor is on, Regi motor rotates. 3) After the transferred original passes the Regi. sensor, the Regi sensor is off and the Regi motor stops. 2-92 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 109: Dsdf Original Scanning Drive Assembly

    4) When original passes the duplex scan in sensor, duplex scan starts. 5) Duplex white roller functions to prevent the wrinkle and background. 6) Scanned original is transferred to the exit roller by the scan out roller. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-93...
  • Page 110: Dsdf Original Exit Assembly

    1) When a passed original from scan out roller is detected, the exit sensor is on. At this time, the speed of the exit roller is the same with the scan out roller. 2) When the exit sensor is off, the exit motor speed will be slow for the stable stacking. 2-94 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 111: Dsdf Original Lifting Assembly

    1) Checks a paper detection. 2) Starts lifting driving by suppling power to motor. 3) Lift up the tray by a Lift Bar. 4) When the paper contacts to the pick up roller, the motor driving stops. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-95...
  • Page 112: Dsdf Original Pick-up_reverse Roller Release Assembly

    2) When completing a scanning job or occurring the jam, these rollers are separated. 3) Two CAMs are controlled by a motor and one-way bearing. (Normal rotation : Pick-up CAM operates / Reverse rotation : Reverse CAM operates) 2-96 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 113: Dsdf Scan In Roller Release Assembly

    DSDF Scan in Roller Release Assembly consists of Release Motor, Release CAM, Scan In Idle Roller. • Operation Procedure 1) Release CAM controls the Idle roller to keep the stable scanning quality. 2) Motor and CAM operation repeats per one paper. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-97...
  • Page 114: Hardware Configuration

    A MICOM at the main controller controls the fuser lamp on/off and system power according to an optimized energy-saving algorithm for optimal efficiency. It also communicates with the OPE Controller through the USB 3.0 protocol to display the system information on LCD. 2-98 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 115 The HVPS board generates high-voltage channels and controls it. The FDB board controls the fuser lamp On/Off. The SMPS board generates the 5V, 24V for system power. Circuit Board Locations The following diagrams show the locations of the printer circuit boards : Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-99...
  • Page 116: Main Controller

    DEV AC EN YMCK SOL : MP / EXIT EN THV / THV YMCK microSD THV / THV CLEAN DC MOT CTRL. SAW / FUSER BIAS ACR SHUTTER , CST LOCK 1/2 Boot Device 2-100 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 117 CLK_M A I N _D CI S_P( 35M hz) U SB3H _REFCLK_P( 100M hz) D CI S CLK_M A I N _D CI S_N U SB3H _REFCLK_N SC AN1 RX_CLK_D CI S_P( 35M hz) RX_CLK_D CI S_N Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-101...
  • Page 118 SMPS TYPE5 NETWORK REGI_T1 POS SENS HVPS POWER_LSU EFI POWER SKEW PICKUP 1/2 FDI JOINT SMPS TYPE4 FEED_REGI MOT UI IF FRONT IF COLOR SIDE USB HOST_HUB FDB IF DCF IF DCIS LSU PD 2-102 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 119 NOTE When a main board needs to be exchanged, the MSOK PBA should be re-installed to the new main board to retain the system information. • Connection Main PBA I/F connector Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-103...
  • Page 120 The FAX JOINT PBA is used for interfacing between the main board and modem PBA. It uses UART for interface. • Information Part Code : JC92-02743A Part Name : PBA-FAX JOINT • Connection Main PBA I/F connector Modem Card I/F connector (2nd) Modem Card I/F connector (1st) 2-104 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 121 FAX JOINT I/F connector TEL Line I/F connector External Phone I/F connector 2) 2nd Modem • Information Part Code : JC92-02599A Part Name : PBA-FAX CARD • Connection FAX JOINT I/F connector TEL Line I/F connector Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-105...
  • Page 122 The Dual Network board as a option is used to make Dual Network environment. It provides 2nd Network Port. • Information Part Code : JC92-02741A Part Name : PBA-NPC • Connection GIGA N/W RJ45 Main PBA I/F connector 2-106 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 123: Usb Hub Pba

    Part Name : PBA-USB HUB • Connection MAIN Board I/F Connector OPE Unit I/F Connector Power Input Connector OPE Unit Power Speaker External USB Host Slot External USB Host Slot WLAN / NFC Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-107...
  • Page 124: Smps (switching Mode Power Supply) Pba (type5)

    DC 5V : 35W / DC 24V : 240W • Information 110V 220V Part Code JC44-00093D JC44-00100D PBA Name PSPN2-TYPE5-V1 PSPN2-TYPE5-V2 • Connection INPUT_AC OUTPUT_DC +24V1/2/3/4 (to Main PBA) 24V on/off OUTPUT_DC +5V1/2 (to Main PBA) 2-108 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 125 PIN Assign PIN NO Description +24V1 Power 24V Ground +24V2 Power 24V Ground +24V3 Power 24V Ground +24V4 Power 24V Ground Signal Connector (CN4) PIN Assign PIN NO Description 24V On_Off Active Low Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-109...
  • Page 126: Smps (switching Mode Power Supply) Pba (type4)

    DC 5V : 25W / DC 24V : 180W • Information 110V 220V Part Code JC44-00091D JC44-00092D PBA Name PSPN2 -TYPE4-V1 PSPN2-TYPE4-V2 • Connection INPUT_AC OUTPUT_DC +24V1/2/3 and DC +5V 1/2 (to Main PBA) 24V on/off 2-110 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 127 PIN NO Description +5V1 Power 5V Ground +5V2 Power 5V Ground +24V1 Power 24V Ground +24V2 Power 24V Ground +24V3 Power Signal Connector (CN3) PIN Assign PIN NO Description 24V On_Off Active Low Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-111...
  • Page 128: Fuser Drive Board (fdb)

    Part Code JC44-00235A JC44-00236A PBA Name X7600/K7600 FDB-V1 X7600/K7600 FDB-V2 • Connection Option Heater Fuser Lamp FDB I/F SMPS (Type 5) Main Switch AC Inlet Option Heater Switch SMPS (Type4) 9 / 10 Reactor 2-112 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 129: Hvps (high Voltage Power Supply) Pba

    DEV AC Y/M/C/K : Vpp 920V THV1 Y/M/C/K : 45.5uA THV2+(CV) : 2020V THV2+(CC) : 25.5uA THV2 - : -1310V FUSER : 998V SAW : -998V • Information Part Code : JC44–00240A Part Name : HVPS • Connection Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-113...
  • Page 130 PWM signal PWM_DEVE_DC_M PWM signal THV2_CV_SELECT Input signal PWM_DEVE_AC_VPP_M PWM signal PWM_DEVE_DC_Y PWM signal READ_MHV_K Output voltage PWM_DEVE_AC_VPP_Y PWM signal PWM_DEVE_AC_VFREQ PWM signal DETECT PIN Assign PIN Name Description Input Voltage Input Voltage 2-114 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 131 Output Voltage CN10 DEVE Y Output Voltage CN11 DEVE M Output Voltage CN12 DEVE C Output Voltage CN13 DEVE K Output Voltage PIN Assign PIN Name Description FUSER_BIAS Output Voltage SAW_PLATE Output Voltage Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-115...
  • Page 132: Eraser Pba

    Part Name : PBA-FUSER 2.12.9. Waste Sensor PBA The Waste Sensor PBA detects the waste toner level inside the waste toner container. Information • Part Code : JC92–02471A • Part Name : WASTE SENSOR RX • 2-116 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 133: Paper Size Sensor Pba

    2. Product Specifications and Description 2.12.10. Paper Size sensor PBA The paper size sensor PBA is used for sensing paper size of tray. Information • Part Code : JC92-02622A • Part Name : PBA-PAPER SIZE SENSOR • Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-117...
  • Page 134: Ope Unit

    The EXYNOS5260 has a GPU(Mali-T628), which supports the Graphic Accelationfor better UI. • Information Part Code : JC97–04584A Part Name : OPE • Connection USB host in OPE Hub PBA Input POWER Connector in OPE Hub PBA USB host for external USB-keyboard option 2-118 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 135: Dsdf Pba

    Part Name : PBA-DSDF • Connection Scan Position1/2, Regi, Feed Sensor Pickup, Paper Detect, Cover Open Sensor BLDC Motor, Regi Motor, Pickup Clutch Exit Sensor, Fan Paper Length1/2, Width Sensor Scan Joint PBA Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-119...
  • Page 136: Scan Joint Pba

    It also functions as the relay board to interface with the ADF I/F, Power board. • Information Part Code : JC92–02781A Part Name : PBA-SCAN JOINT • Connection WLED IF PBA MAIN PBA Cover Open2, Home Sensor RADF/DSDF PBA Platen Motor 2-120 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 137: Ccdm Pba

    ADC converts each analog signal to digital. And for high speed data transmission, the digital data signal is converted to LVDS format with serialization. • Information Part Code : JC92-00894A Part Name : PBA-CCDM • Connection MAIN PBA Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-121...
  • Page 138: Wled If Pba

    SCAN JOINT PBA WLED PBA 2.12.16. WLED PBA WLED PBA consists of two WLED used as scanner light. • Information Part Code : JC92-02727A Part Name : PBA-WLED • Connection WLED IF PBA 2-122 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 139: Double Cassette Feeder(dcf) Unit

    Transports paper from paper stack. Forward roller Transports one sheet of paper to Pre feed roller. Reverse(Separation) Assure paper transportation one by one. roller Prefeed roller Transports paper to Feed roller. Idle roller Makes paper transportation smooth. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-123...
  • Page 140 2. Product Specifications and Description 2) Paper Path 2-124 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 141 Tray3 Pickup Motor JC31-00009C CN601-1 to 4 Tray4 Pickup Motor JC31-00009C CN801-1 to 4 Tray Feed Motor JC31-00177A CN601-5 to 8 Tray3 lock motor JC31-00078A CN902-2 to 3 Tray4 lock motor JC31-00078A CN902-4 to 5 Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-125...
  • Page 142 Detects tray insertion and paper size in tray4. Tray3 lock home sensor Detects home position of Tray3 locking unit. Tray4 lock home sensor Detects home position of Tray4 locking unit. Side Door Open Switch Detects opening of right cover. 2-126 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 143 This board has 2 LEDs. The lower LED is for checking 3.3V power supply and the upper LED is checking the micom operation. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-127...
  • Page 144 TOPCOVER_OPEN INTERLOCK CN301 MAIN I/F CN401 UART DEBUG I/F CN402 E1 JTAG DEBUG I/F CN802 SENSOR PAPER SIZE CN901 HCF INNER DRAWER CN302 SUB I/F CN1101 BBP I/F CN501 T4 SENSOR CN502 T3 SENSOR 2-128 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 145: High Capacity Feeder(hcf) Unit

    Pre feed roller Transports paper to Feed roller. Idle roller Makes paper transportation smooth. Feed roller Transports one sheet of paper to the basic machine. Idle roller Makes paper transportation smooth. 2) Paper Path Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-129...
  • Page 146 Tray Pickup Motor JC31-00009C CN601-1 to 4 Tray Feed Motor JC31-00177A CN601-5 to 8 Tray Liftup Motor JC31-00109A CN902-1 to 2 Paper Shift Motor JC31-00125A CN902-4 to 5 Solenoid JC33-00031B CN901-12 to 14 2-130 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 147 Shift Plate Home Sensor Detects home position of shift plate. Shift Plate End Sensor Detects end position of shift plate Solenoid Home Sensor Detects home position of solenoid Side Door Open Switch Detects opening of solenoid. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-131...
  • Page 148 This board has 2 LEDs. The lower LED is for checking 3.3V power supply and the upper LED is checking the micom operation. 2-132 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 149 TOPCOVER_OPEN INTERLOCK CN301 MAIN I/F CN401 UART DEBUG I/F CN402 E1 JTAG DEBUG I/F CN802 SENSOR PAPER SIZE CN901 HCF INNER DRAWER CN302 SUB I/F CN1101 BBP I/F CN501 T4 SENSOR CN502 T3 SENSOR Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-133...
  • Page 150: High Capacity Feeder Side Unit (large Cassette Tray Unit)

    Transports paper from paper stack. Forward roller Transports one sheet of paper to Pre feed roller. Reverse(Separation) Assure paper transportation one by one. roller Idle roller Transports paper to Feed roller. Feed roller Makes paper transportation smooth. 2-134 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 151 2. Product Specifications and Description 2) Paper Path Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-135...
  • Page 152 Pickup Level Sensor 0604-001393 CN502-4 to 6 Pre feed Sensor 0604-001490 CN502-7 to 9 Paper Level Sensor1 0604-001393 CN501-4 to 6 Paper Level Sensor2 0604-001393 CN501-1 to 3 Install Sensor1 0604-001393 CN701-3 to 5 2-136 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 153 0604-001393 CN701-6 to 8 Top Door Open Switch JC39-02346A CN1001-1 to 2 Tray Pickup Motor JC31-00009C CN601-1 to 4 Tray Feed Motor JC31-00163A CN601-5 to 8 Tray Liftup Motor JC31-00109A CN701-1 to 2 Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-137...
  • Page 154 Detects paper between R2-R3 and R4-5. Paper Level Sensor1 Detects paper residual paper quantity in tray. Paper Level Sensor2 Detects paper residual paper quantity in tray. Install Sensor1 Detects installation of SL-HCF501S to the basic machine. 2-138 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 155 Detects installation of SL-HCF501S to the basic machine. Top Door Open Switch Detects opening of the top door Tray Pickup Motor Drives pick up roller. Tray Feed Motor Drives Feed Roller Tray Liftup Motor Lifts up the tray. Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-139...
  • Page 156 Tray feed motor and Tray pickup motor to pick up a paper. This board has 2 LEDs. The right LED is for checking 3.3V power supply and the left LED is checking the Micom operation. 2-140 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 157 TOPCOVER_OPEN INTERLOCK CN301 MAIN I/F CN401 UART DEBUG I/F CN402 E1 JTAG DEBUG I/F CN802 SENSOR PAPER SIZE CN901 HCF INNER DRAWER CN302 SUB I/F CN1101 BBP I/F CN501 T4 SENSOR CN502 T3 SENSOR Copyright© 1995-2013 SAMSUNG. All rights reserved. 2-141...
  • Page 158: 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 159: 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© 1995-2013 SAMSUNG. All rights reserved.
  • Page 160: Maintenance

    2. Take out the LSU window cleaning tool that is located on the front cover. 4. Slowly pull out and push the cleaning tool. 5. Repeat step 4 at least 5 times for each LSU window. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 161: Cleaning The Scan Glass

    3. Disassembly and Reassembly 3.2.1.2. Cleaning the scan glass 1. Open the DSDF Unit. 2. Clean the scan glass[A] by using a soft cloth. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 162: Cleaning The Dsdf White Bar_cis

    3. Disassembly and Reassembly 3.2.1.3. Cleaning the DSDF white bar_CIS 1. Open the DSDF Unit. 2. Clean the DSDF white bar and CIS by using a soft cloth. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 163: Cleaning The Paper Dust Stick

    Follow the cleaning procedure below. 1. Open the front door. 4. Remove the paper dust. 2. Remove the waste toner container. 5. Insert the paper dust stick back. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 164 6. Insert the waste toner container until it locks in place. 7. Close the front door. Ensure that the cover is securely closed. If the message still appears, do step 3 and 4 again. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 165: Cleaning The Lsu Window

    2. Remove the waste toner container. 5. Insert LSU window cleaning stick back into its place. 6. Insert the waste toner container until it locks in place. 3. Take out the LSU window cleaning stick. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 166 3. Disassembly and Reassembly 7. Close the front door. Ensure that the cover is securely closed. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 167: Replacing The Maintenance Part

    3. Pull down the fixing lever for corresponding drum unit. 2. Release the waste toner container while pushing both hooks. 4. Grip the handle and remove the drum unit. NOTE Do not grip the bulging part when removing the drum unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-10...
  • Page 168: Development Unit (deve Unit)

    3. Release the bracket [A] after removing 2 screws. Then unplug the connector. 5. Hold the grip point of Deve unit with hand and remove the Deve unit. NOTE Do not grip the bulging part when removing the Deve unit. 3-11 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 169: Itb Cleaner

    3. Disassembly and Reassembly 3.2.2.3. ITB cleaner 1. Open the front cover. 3. Loose the screw securing the ITB cleaner. 2. Release the waste toner container while pushing both 4. Remove ITB cleaner. hooks. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-12...
  • Page 170: Itb Unit

    5. Pull out the ITB unit. 3. Remove 2 screws securing ITB unit. 6. Install the new ITB unit. 7. While pushing the ACR shutter to the right, clean the ACR sensors with wet tissue. 3-13 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 171: Fuser Unit

    2. Remove 4 screws. CAUTION The temperature gets high in the vicinity of the fuser unit. When replacing it, you may get burned. Before replacing it, make sure that fuser unit has cooled. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-14...
  • Page 172: Pick-up_separation_forward Roller

    3. Disassembly and Reassembly 3.2.2.6. Pick-Up_Separation_Forward roller 1. Remove 2 cassettes. 2. Lift small tap, remove the pick up / reverse/ forward roller. 3-15 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 173: Mp Pick Up_reverse_forward Roller

    4. Enter SVC mode. Select the menu. (Information > Supply Status > Field Replacement Unit). Push “Reset” button to reset the current count to 0. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-16...
  • Page 174: Dsdf Pick-up Roller Assy (lx Model)

    3.2.2.8. DSDF Pick-up roller Assy (LX model) 1. Open the DSDF-open cover. 3. Remove the E-ring and Bush. Then, release the DSDF pick up roller Assy. 2. Remove 6 screws. Then release the DSDF pick up cover. 3-17 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 175: Dsdf Reverse Roller (lx Model)

    DSDF unit. 5. Remove 4 screws. Then, release the pick up module. 2. Open the DSDF-open cover. Remove 2 screws. 6. Remove the reverse roller cover. 3. Release the DSDF link. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-18...
  • Page 176 3. Disassembly and Reassembly 7. Release the reverse roller Assy. 3-19 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 177: Dsdf Pick-up Roller Assy (gx Model)

    3. Remove 2 Mold E-Rings. 4. Remove 2 springs. Then, release the DSDF pick up roller Assy while pulling it to the left. 2. Remove 4 screws. Then, release the DSDF pick up cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-20...
  • Page 178: Dsdf Reverse Roller Assy (gx Model)

    5. Pull and release the roller cover while lifting the stacker 2. Remove 4 screws. 3. Pull the pick up module to the front and unplug the connector while lifting up its front. 6. Remove the Mold E-ring. 3-21 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 179 3. Disassembly and Reassembly 7. Pull the reverse roller Assy to the left until the pin is shown. Then, lift up and release it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-22...
  • Page 180: Replacing The Main Svc Part

    3.3.1. Left Cover 1. Remove 2 cassettes. 3. Remove 6 screw-caps and 7 screws. 2. Remove the left-dummy cover. 4. Remove the left cover. 3.3.2. Rear Cover 1. Remove 12 screw-caps and 12 screws. 3-23 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 181: Hvps Board

    3. Disassembly and Reassembly 3.3.3. HVPS board 1. Remove the left cover. (Refer to 3.3.1.) 3. Unplug the connector. Remove the HVPS board. 2. Remove 7 screws. Release the middle hook. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-24...
  • Page 182: Temperature_humidity Sensor

    3. Disassembly and Reassembly 3.3.4. Temperature_Humidity Sensor 1. Remove the left cover. (Refer to 3.3.1.) 2. Unplug the sensor connector. Then release the temperature-humidity sensor. 3-25 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 183: Lsu

    If you yank the LSU, the LSU harness may be 3. Remove 7 screws. Release the middle hook. And damaged. release the HVPS board. 5. Unplug the LSU harness from the left. Remove the LSU. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-26...
  • Page 184: Ope Unit

    5. Remove 2 screws securing the OPE Hinge. 2. Remove 2 screw-caps and 2 screws. Then remove the front-top left cover. 6. Release the OPE Assy. 3. Remove 2 screw-caps and 2 screws. Then remove the front-top right cover. 3-27 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 185: Main Board

    2. Unplug all connectors on the main board. Remove 9 screws. And release the main board. NOTE Shading Test for ADF(DSDF) Unit must be carried out, after replacing the main board. (Refer to 4.5.5.3) Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-28...
  • Page 186: Toner Supply Drive Unit

    1. Remove the rear cover. (Refer to 3.3.2.) 3. Unplug all connector. Remove 5 screws. And release the toner supply drive unit. 2. Unplug all connectors on the main board. Remove 5 screws. And release the main board shield. 3-29 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 187: Smps Board

    1. Remove 7 screw-caps and 7 screws. Then remove the 3. Unplug all connectors. Remove 4 screws. And release Lower-Rear cover. the SMPS board 1. 2. Loosen 4 screws. Pull the SMPS cover to the right and release it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-30...
  • Page 188: Smps Board 2

    1. Remove 7 screw-caps and 7 screws. Then remove the 3. Unplug all connectors. Remove 4 screws. And release Lower-Rear cover. the SMPS board 2. 2. Loosen 4 screws. Pull the SMPS cover to the right and release it. 3-31 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 189: Smps Board 3

    This SMPS board is installed for only GX model. 1. Remove 11 screw-cap and 11 screws. Then remove the rear cover. 3. Unplug all connectors. Remove 4 screws. And release the SMPS board 3. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-32...
  • Page 190: Fdb (fuser Drive Board)

    1. Remove 7 screw-caps and 7 screws. Then remove the 3. Unplug all connectors. Remove 4 screws. And release Lower-Rear cover. the FDB. 2. Loosen 4 screws. Pull the SMPS cover to the right and release it. 3-33 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 191: Smps Fan

    1. Remove the rear cover. (Refer to 3.3.2.) 3. Unplug and release the harness. Remove 8 screws. And release the Main drive unit. 2. Unplug the flat cable. 3.3.13. Inductor Unit 1. Remove the rear cover. (Refer to 3.3.2.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-34...
  • Page 192 3. Disassembly and Reassembly 2. Remove 2 screws. Unplug all connectors from the SMPS 1,2 boards and FDB. Then release the SMPS shield. 3. Remove 2 screws. Unplug the harness. And release the Inductor Unit. 3-35 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 193: Auto Closing Unit

    5. Release the Auto Closing unit after removing 2 screws. 2. Remove the rear cover. (Refer to 3.3.2.) 3. Remove the SMPS shield. (Refer to 3.3.13.) 4. Release the CST rail cover after removing 1 screw. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-36...
  • Page 194: Pick-up Drive Unit 1

    2. Remove the SMPS shield. (Refer to 3.3.13.) 3.3.16. Pick-up Drive Unit 2 1. Remove the rear cover. (Refer to 3.3.2.) 2. Unplug the motor connector. Remove 3 screws. And release the Pick-up Drive unit 2. 3-37 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 195: Regi Drive Unit

    2. Remove the main drive unit. (Refer to 3.3.12.) 3.3.18. Feed_MP Drive Unit 1. Remove the rear cover. (Refer to 3.3.2.) 2. Unplug the motor connector. Remove 3 screws. And release the Feed/MP Drive Unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-38...
  • Page 196: Fuser Fan

    1. Remove the rear cover. (Refer to 3.3.2.) 3. Separate the Fuser Fan Duct and release the fan. 2. Release the harness from its holder. Remove 3 screws. And release the Fuser Fan connector after unplugging its harness. 3-39 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 197: Fuser_exit Drive Unit

    3.3.21. Side Door Open sensor 1. Remove the rear cover. (Refer to 3.3.2.) 2. Remove the Fuser/Exit Drive unit. (Refer to 3.3.20.) 3. Unplug the connector. Remove 1 screw. And release the side door open sensor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-40...
  • Page 198: Auto Size Sensor

    3. Disassembly and Reassembly 3.3.22. Auto Size sensor 1. Remove 2 cassettes. 2. Unplug the sensor connector. Remove 2 screws. And release the auto size sensor. 3-41 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 199: Inner Cover

    4. Remove 2 screw-caps and 2 screws. Then remove the front cover while pushing the right hook. front-top left cover. 5. Remove 2 screw-caps and 2 screws. Then remove the front-top right cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-42...
  • Page 200 3. Disassembly and Reassembly 6. Remove 2 screw-caps and 2 screws. Then release the 7. Release the inner cover. Exit Tray. 3-43 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 201: Front Cover Open Sensor

    3.3.25. Waste Toner Container sensor 1. Remove the inner cover. (Refer to 3.3.23.) 2. Release the corresponding sensor. • [A] : Waste Toner Level sensor • [B] : Waste Toner Container Detect sensor Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-44...
  • Page 202: Wtb Drive Unit

    3. Release the HDD cover after removing 4 screws. front-top left cover. 4. Remove 4 screws. Unplug the HDD cable. And release the HDD with its holder. 2. Remove 2 screw-caps and 2 screws. Then remove the Exit Tray. 3-45 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 203: Lsu Fan

    1. Open 2 cassettes. 4. Remove the left cover. 5. Remove 2 screws. Unplug the fan connector. And, 2. Remove the left-dummy cover. release the LSU fan. 3. Remove 6 screw-caps and 7 screws. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-46...
  • Page 204: Side Unit

    1. Remove 4 screw-caps and 4 screws. Then release the 3. Release the right stopper. Right-Rear cover[A]. 4. Release the left stopper. 2. Unplug the side unit connector. 5. Release the side unit. 3-47 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 205: Fuser-out Sensor

    4. Unplug the sensor connector. Then release the Fuser-Out sensor from its holder. 3.3.29.2. Feed 2 sensor 1. Remove the Side Unit. (Refer to 3.3.29.) 3. Remove 3 screws. Then remove the Cover-Harness Lower[A]. 2. Remove 4 screws. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-48...
  • Page 206 7. Unplug the sensor connector. Remove 1 screw. And then remove the Guide-Take Away Upper. 5. Remove 2 screws. 8. Unplug the sensor connector. Then release the Feed 2 sensor. 6. Remove the Guide-Take Away Lower. 3-49 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 207: Mp Unit

    3 screws. 2. Remove the Guide-Take Away Lower and Upper. (Refer to 3.3.29.2) 3. Remove both E-ring and Bush. 6. Remove the Guide-Duplex Lower. 7. Remove 1 screw. 4. Remove the Shaft. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-50...
  • Page 208 3. Disassembly and Reassembly 8. Remove 4 screws. 10. Release the MP Tray Linker. 11. Release the MP Unit. 9. Unplug the sensor connector. 3-51 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 209: Mp Empty Sensor

    2. Unplug the connector. Then release the MP empty sensor. 3.3.29.5. MP paper length sensor 1. Remove the MP Unit. (Refer to 3.3.29.3.) 3. Unplug the connector. Then remove the MP paper length sensor. 2. Remove the MP Tray Upper. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-52...
  • Page 210: Mp Solenoid

    2. Remove 2 screws. Remove 3 gears. And then release the MP tray. 5. Remove 2 screws. Then release the MP solenoid. 3. Remove 2 screws. Remove 3 E-rings and Bushes. And then release the Bracket-Rear. 3-53 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 211: Pick-up Unit 2

    3.3.30.1. Pick up Lifting sensor and Empty sensor 1. Remove the Pick-Up Unit 2. (Refer to 3.3.30.) 2. Unplug the corresponding sensor connector. Then remove the sensor. • [A] : Empty sensor • [B] : Pick up Lifting sensor Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-54...
  • Page 212: Pre-feed Sensor 2

    3. Disassembly and Reassembly 3.3.30.2. Pre-Feed sensor 2 1. Remove the Pick-Up Unit 2. (Refer to 3.3.30.) 2. Open the Guide-Pick up. Then remove the Pre-Feed sensor 2. 3-55 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 213: Pick-up Unit 1

    3.3.31.1. Pick-Up Lifting sensor and Empty sensor 1. Remove the Pick-Up Unit 1. (Refer to 3.3.31.) 2. Unplug the corresponding sensor connector. Then remove the sensor. • [A] : Empty sensor • [B] : Pick up Lifting sensor Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-56...
  • Page 214: Pre-feed Sensor 1

    3. Disassembly and Reassembly 3.3.31.2. Pre-Feed sensor 1 1. Remove the Pick-Up Unit 1. (Refer to 3.3.31.) 3. Release the sensor from its holder. 2. Remove 5 screws. Then remove the bracket. 3-57 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 215: Exit Unit

    2. Remove 2 screw-caps and 2 screws. Then remove the front-top right cover. 5. Remove 4 screws. Then pull out the fuser unit. 3. Remove 4 screws. 6. Unplug the connector. Remove 4 screws. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-58...
  • Page 216 3. Disassembly and Reassembly 7. Remove the Exit Unit while pushing the gear to the right. 3-59 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 217: Return Sensor

    3.3.32.2. Duplex 1 sensor 1. Remove the Exit Unit. (Refer to 3.3.33.) 3. Unplug the connector. Then release the Duplex 1 sensor. 2. Remove 2 screws. Then turn up the sensor holder. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-60...
  • Page 218: Exit 1 Bin Full Sensor

    Bin Full sensor. 3.3.32.4. Exit Gate Solenoid 1. Remove the Exit Unit. (Refer to 3.3.33.) 3. Remove 2 screws. Then remove the Exit Gate solenoid[A]. 2. Remove the E-ring. Then remove the gear. 3-61 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 219: Dsdf Unit For Lx Model

    3. Remove the DSDF connector cover. 4. Unplug the DSDF harness from the scan joint board. NOTE Shading Test for DSDF Unit must be carried out, after replacing the DSDF unit. (Refer to 4.5.5.3) Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-62...
  • Page 220: Dsdf Pba

    3. Release the DSDF rear cover. bottom of the DSDF. And close the DSDF unit. 2. Open DSDF-open cover. Remove 2 screws. 4. Unplug all harness on the DSDF board. Remove 4 screws. And release the DSDF PBA. 3-63 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 221: Dsdf Main Motor

    DSDF. And close the DSDF unit. the harness guide. 2. Open DSDF-open cover. Remove 2 screws. 5. Remove 5 screws. Release the DSDF main motor while pulling the harness guide. 3. Release the DSDF rear cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-64...
  • Page 222: Dsdf Paper Length Sensor

    5. Open the DSDF unit. Remove 3 screws from the bottom of the DSDF. And close the DSDF unit. 2. Open DSDF-open cover. Remove 2 screws. 6. Open DSDF-open cover. Remove 2 screws. 3. Release the DSDF cover-open link. 3-65 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 223 10. Release the stacker. 8. Remove 1 screw. 11. Remove 6 screws. Then remove the stacker lower. 9. Unplug the stacker connector from the DSDF board. 12. Remove the paper length sensor after unplugging the connector. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-66...
  • Page 224: Dsdf Unit For Gx Model

    3. Remove the DSDF connector cover. 4. Unplug the DSDF harness from the scan joint board. NOTE Shading Test for DSDF Unit must be carried out, after replacing the DSDF unit. (Refer to 4.5.5.3) 3-67 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 225: Dsdf Pba

    1. Open the DSDF-open cover. Then, remove 2 screws. 3. Remove the DSDF rear cover. 4. Unplug all harness on the DSDF PBA. Remove 5 screws. And release the DSDF PBA. 2. Remove 3 screws from the rear. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-68...
  • Page 226: Dsdf Stacker Sensor

    3. Pull the pick up module to the front and unplug the connector while lifting up its front. 6. Release the harness from the marked position. Place the Stacker Upper Assy on the rear cover. 3-69 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 227 7. Check the connection and replace the defective sensor. [A] : 0604-001381 , Stacker paper detection sensor [B] : JC39-02087A , Paper width sensor [C] : 0604-001393 , Paper Length sensor [D] : 0604-001393 , Stacker elevator position detection sensor Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-70...
  • Page 228: Scanner Unit(platen Unit)

    2. Remove 6 screw-caps and 6 screws. Then release the scan-rear cover. 5. Remove 3 screw-caps and 3 screws. Then release the scan-right cover. 3. Remove 5 screw-caps and 5 screws. Then release the scan-front cover. 6. Unplug the scan cables. 3-71 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 229 3. Disassembly and Reassembly 7. Remove 3 screws from the left. 9. Lift up and release the platen unit. 8. Remove 2 screws from the right. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-72...
  • Page 230: Scan Glass

    5. Remove 3 screw-caps and 3 screws. Then release the scan-right cover. 3. Remove 5 screw-caps and 5 screws. Then release the scan-front cover. 6. Remove 2 screw-caps and 2 screws. 3-73 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 231 3. Disassembly and Reassembly 7. Remove the scan glass. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-74...
  • Page 232: Led Lamp Module

    3. Disassembly and Reassembly 3.3.35.2. LED Lamp Module 1. Remove the scan glass. (Refer to 3.3.35.1) 4. Remove 4 screws. Then, release the LED lamp module. 2. Remove the transparent tape. 3. Unplug the flat cable. 3-75 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 233: Scanner Imaging Unit

    4. Release the scanner imaging unit after removing 2 screws. 2. Release the imaging unit cover after removing 4 screws. NOTE 3. Unplug the flat cable. After replacing the imaging unit, match the value between the lens number and the scale. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-76...
  • Page 234: Scan Joint Pba

    3. Disassembly and Reassembly 3.3.35.4. Scan Joint PBA 1. Unplug all harness. Remove 4 screws. And release the scan joint board. 3-77 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 235: Aps Sensor

    3.3.35.5. APS Sensor 1. Remove the scan glass. (Refer to 3.3.35.1) 4. Unplug the harness. 2. Remove the joint board cover. 5. Release the APS sensor after removing 2 screws. 3. Remove 1 screw. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-78...
  • Page 236: Reservoir Unit

    3. Disassembly and Reassembly 3.3.36. Reservoir Unit 1. Open the front cover. Then, remove YMCK toner 3. Remove the Front-Top Left cover. cartridges and Waste Toner Container. 2. Remove 6 screws. 4. Open the side cover. 3-79 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 237 5. Remove the Front-Top Right cover. 7. Remove 7 screws securing the inner cover. 8. Remove the Dust-cleaning bar. 6. Remove 2 screws securing the front cover. Then, remove the front cover while pushing the right hook. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-80...
  • Page 238 Then, pull it to the front. 13. Remove 8 screws. 10. Release the harness. 14. Remove the Reservoir Unit in following order. (BK → C → M → Y) 11. Close YMCK shutters. 3-81 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 239 3. Disassembly and Reassembly 15. Assemble the Reservoir Unit in reverse order of the disassembly. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-82...
  • Page 240: Double Cassette Feeder(dcf) Unit

    1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 3. Remove 3 screws. Then, remove the Feed Drive Unit. remove the COVER-REAR. 2. Unplug 2–motor connectors. Open the harness clamp. 4. Remove 2 screws. Then, replace the Feed Motor. 3-83 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 241: Dcf Pick-up Motor

    3. Disassembly and Reassembly 3.3.37.2. DCF Pick-up Motor 1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 2. Unplug the motor connector. Remove 2 screws. And remove the COVER-REAR. replace the DCF Pick-up Motor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-84...
  • Page 242: Dcf Pba

    3. Disassembly and Reassembly 3.3.37.3. DCF PBA 1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 2. Unplug the 8 connectors. Remove 3 screws. And remove the COVER-REAR. replace the DCF PBA. 3-85 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 243: High Capacity Feeder(hcf) Unit

    1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 3. Remove 3 screws. Then, remove the Feed Drive Unit. remove the COVER-REAR. 2. Unplug 2–motor connectors. Open the harness clamp. 4. Remove 2 screws. Then, replace the Feed Motor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-86...
  • Page 244: Hcf Pick-up Motor

    3. Disassembly and Reassembly 3.3.38.2. HCF Pick-up Motor 1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 2. Unplug the motor connector. Remove 2 screws. And remove the COVER-REAR. replace the HCF Pick-up Motor. 3-87 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 245: Hcf Pba

    3. Disassembly and Reassembly 3.3.38.3. HCF PBA 1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 2. Unplug the 8 connectors. Remove 3 screws. And remove the COVER-REAR. replace the HCF PBA. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-88...
  • Page 246: Hcf Lift-up Motor

    3. Disassembly and Reassembly 3.3.38.4. HCF Lift-up Motor 1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 2. Unplug the connector. Remove 3 screws. And replace remove the COVER-REAR. the Lift-up Motor. 3-89 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 247: Hcf Shaft Motor

    3. Disassembly and Reassembly 3.3.38.5. HCF Shaft Motor 1. Remove 4 “CAP-SCREW”. Remove 4 screws. And 2. Unplug the connector. Remove 3 screws. And replace remove the COVER-REAR. the Shaft Motor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-90...
  • Page 248: High Capacity Feeder Side Unit (large Cassette Tray Unit)

    3 screws. And, remove the DRIVE-PH. 2. Remove the COVER-HARNESS LCT. 5. Remove 2 screws. Then, replace the Feed Motor. 3. Remove 3 screws from the top side. Then, remove the COVER-REAR LCT. 3-91 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 249: Lct Pick-up Motor

    4. Unplug the motor connector. Remove 2 screws. And, replace the Pick-up Motor. 3.3.39.3. LCT PBA 1. Remove 7 “CAP-SCREW”. Remove 7 screws. And 2. Remove the COVER-HARNESS LCT. remove the COVER-RIGHT LCT. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-92...
  • Page 250: Lct Lift-up Motor

    3.3.39.4. LCT Lift-up Motor 1. Remove 7 “CAP-SCREW”. Remove 7 screws. And 3. Remove 3 screws from the top side. Then, remove the remove the COVER-RIGHT LCT. COVER-REAR LCT. 2. Remove the COVER-HARNESS LCT. 3-93 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 251 3. Disassembly and Reassembly 4. Unplug the motor connector. Remove 3 screws. And, replace the LCT Lift-up Motor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 3-94...
  • Page 252: Troubleshooting

    Then, confirmation window appears. Status LED Shows machine status like ready, warning or error. CAUTION When you use the display screen, use your finger only. The screen may be damaged with a sharpen pen or anything else. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 253: Display Screen And Useful Buttons

    To pan, touch and hold a selected icon, then move the device to the left or right to reposition it to another page. For example: Move icons on your home screens or application menus to another page. Main Screen Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 254: Home Screen Overview

    This machine initially has four application menus available in main home screen. If you want to using all application menus and widgets, tap icon. Then sweep the screen left or right to access the other menus and widgets. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 255: Customizing Your Home Screen

    5) Drag the shortcut to a desired position on the screen and release it. To move to a different page, drag the shortcut to the edge of the screen until the screen scrolls to the desired page. [ Deleting a shortcut ] 1) Touch and hold a shortcut until it becomes movable. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 256 • Home Screen : Set the wallpaper for the Home Screen. • Login Screen : Set the wallpaper for the Login Screen. • Home and Login Screen : Set the wallpaper for both screens. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 257: Notification Bar

    In addition to notifications, this panel also provides quick and ready access to separate device functions. These can be quickly activated or deactivated by toggling them on or off. The following functions can either be activated (green) or deactivated (gray): ECO, Wi-Fi, NFC, Log in, Setup and darkness setting. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 258: Understanding The Leds

    The toner cartridge life, imaging unit, or waste toner container is near the end of its life. Order • a new toner cartridge, imaging unit, or waste toner container. You can temporarily improve print quality by redistributing the toner. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 259: Updating Firmware

    6) The installation window will list the files on the USB drive. Touch the name of the firmware file to select it. 7) Press the “OK” button after selecting the file. 8) Once the installation is complete, “OK” button will be activated. Press “OK” button. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 260: Updating From The Network

    1) Go to the SyncThruWeb Service (SWS) main home page. Login as Admin in Sync Thru Web Service. NOTE Login using the Administrator ID and Password established during initial machine setup. 2) Click on Maintenance > Application Management > Application > Add. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 261 5) After uploading the f/w file on MFP, validation information will appear. Check the [Overwrite] check-box if you want to force the firmware update even if the firmware version to be installed is lower or same with the currently installed firmware in the device. Press [OK] to start the firmware upgrade. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-10...
  • Page 262 4. Troubleshooting 6) The firmware update will start. 7) Once the installation is complete, the machine power-off and power-on automatically. 4-11 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 263: Jam Removal

    Original paper jam in front of scanner 1) Remove any remaining pages from the ADF. 3) Gently remove the jammed paper from the ADF. 2) Open the ADF cover. 4) Close the ADF cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-12...
  • Page 264 If you do not see paper in this area, go to the next step. If you do not see paper in this area, go to the next step. 6) Close ADF cover and ADF input tray. 4-13 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 265 4. Troubleshooting 7) Open the ADF. 8) Grasp the misfed paper, and remove the paper from the feed area by carefully pulling it using both hands. 9) Close the ADF. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-14...
  • Page 266: Clearing Paper Jams

    5) Insert tray 1 or 2 back into the machine until it locks into place. Printing automatically resumes. Close the right door. If you do not see paper in this area, go to the next step. 4-15 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 267 Printing automatically resumes. Paper jam in the multi-purpose tray 1) If the paper is not feeding properly, pull the paper out 2) Open and close the front door to resume printing. of the machine. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-16...
  • Page 268 Paper jam inside the machine (Jam feed 3, Jam feed 4) 1) Open the right bottom door of the dual cassette feeder. 2) Remove the jammed paper by gently pulling it straight out. 3) Close the dual cassette feeder right bottom door. 4-17 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 269 The fuser area is hot. Take care when removing paper from the machine. 1) Open the right door. 3) Close the fuser cover and the right door. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-18...
  • Page 270 2) Open and close the front door. Printing automatically resumes. If this paper jam persists, make sure the bin full sensor is unfolded. The bin full sensor is located in front of the output tray. 4-19 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 271: Service Mode (tech Mode)

    1) Press "Power button“ until the pop up will be displayed. 2) Press pop-up area except “Cancel” and “Turn Off” button until the password window will be displayed. 3) Enter “1934” and press the “Done” button. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-20...
  • Page 272: Service Mode Menu Tree

    Fax Diagnostics (Line 2) Print Reports P.4–27 Auto Color Registration Job Duty Auto Toning History Full Auto Color Registration ID Calibration History Maintenance Toner Event RTF Format Export Reports XML Format P.4–28 PDF Format 4-21 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 273 P.4–29 Scan Jam Scan Jam Exit Jam Maintenance Duplex Regi Jam Counts Duplex Scan Jam Duplex Exit Jam Toner Cartridge Imaging Unit Development Unit Part Replacement Transfer P.4–30 Count Fuser Roller ADF Roller Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-22...
  • Page 274 [1~5] : 5* Auto Color Registration P.4–53 Execute Now Normal Image Auto Tone Adjustment Activation P.4–54 Management Full Normal Auto Tone Adjustment Full P.4–55 CTD Sensor Cleaning Print Test Skew Pattern P.4–56 Patterns 4-23 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 275 Cache Hibernation P.4–62 CREATE NEW Paper Low Warning P.4–62 Message Imaging Unit Off / On Part Development Unit Off / On Replacement P.4–62 Fuser Off / On Alert Transfer Unit Off / On Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-24...
  • Page 276 SFE Code List Export Import P.4–63 Print Continent Dealer ID P.4–63 Branch Dealer ID Envelope 90 degrees P.4–63 Rotate 180 degrees Duplex Blur P.4–63 Yellow Drain Drain Cyan Drain P.4–64 Magenta Drain Black Drain 4-25 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 277: Information

    Maximum life : This shows the max capacity of the selected item. Engineer can edit the default warning value within the given threshold. Selecting some items will enable the reset button to reset the current count to 0 after replacing the unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-26...
  • Page 278: Software Version

    Auto Toning History Full Auto Color Registration ID Calibration History Maintenance Toner Event Auto Color Registration • Information > Print Reports > Auto Color Registration This report lists last 10 Auto Color Registration results. 4-27 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 279: Export Reports

    If “Fail” count is not zero, the image density sensor needs to be checked. 4.5.3.7. Export Reports • Information > Export Reports This menu exports report to usb stick. Configuration, Error Information, Supplies Information, Usage Counter Reports are exported as the form of selected format. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-28...
  • Page 280: Maintenance Counts

    Level 1 Level 2 Pick-up Jam Feed Jam Print Jam Duplex Jam Exit Jam Feed Jam Regi Jam Scan Jam Scan Jam Exit Jam Duplex Regi Jam Duplex Scan Jam Duplex Exit Jam 4-29 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 281: Part Replacement Count

    Count Clear Tray 1 Roller Count Clear Tray 2 Roller Count Clear Roller Tray 3 Roller Count Clear Tray 4 Roller Count Clear Tray 5 Roller Count Clear ADF Roller ADF Roller Count Clear Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-30...
  • Page 282: Diagnostics

    112-0150 Manual Color Regi X-offset Black Distant from hsync to lsync (multi-hsync) 200 / 0 for Black 112-0160 Manual Color Regi Y-offset Yellow Distant from psync to Image area for 400 / 0 yellow 4-31 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 283 Detect if Black OPC BLDC Motor runs at normal speed 100-0074 Opc Fan Run Start/Stop Opc Fan run 100-0075 Opc Fan Ready Detects if Opc Fan runs at normal speed. 100-0080 T1 Engage Motor T1 Engage Motor On/Off Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-32...
  • Page 284 MP Motor Slowest MP Motor Slowest On/Off 100-0430 Exit2 Motor Forward Exit2 Motor is On/Off 100-0431 Exit2 Motor Forward Slow Exit2 Motor Slow On/Off 100-0432 Exit2 Motor Forward Slowest Exit2 Motor Slowest On/Off 4-33 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 285 102-0111 T2 Paper Size Read Detects Paper Tray2 size. 102-0120 T2 Stack Height Sensor Detects if paper in tray2 is elevated to the sensor. 102-0140 Tray3 Home Position Detect when tray3 is closed. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-34...
  • Page 286 Detects if paper in tray4 is elevated to the sensor. 102-0531 T5 Level Sensor 1 Detects when the stack height of tray5 Level Sensor 1 102-0532 T5 Level Sensor 2 Detects when the stack height of tray5 Level Sensor 2 4-35 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 287 ITHV Magenta Bias T1 Magenta Bias On/Off 107-0203 ITHV Cyan Bias T1 Cyan Bias On/Off 107-0204 ITHV Black Bias T1 Black Bias On/Off 109-0000 Fuser Temperature A Detects what the temperature A is on fuser. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-36...
  • Page 288 Toner Dispense Motor Black Toner Dispense(Supply) Motor On/Off 111-0040 Toner Sensor Yellow TC sensor in developer tank. 111-0050 Toner Sensor Magenta TC sensor in developer tank. 111-0060 Toner Sensor Cyan TC sensor in developer tank. 4-37 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 289 113-0380 Finisher Left Tamper Home Sensor Detect Lift Tamper Home position 113-0390 Finisher Right Tamper Home Sensor Detect Right Tamper Home position 113-0410 Finisher Stapler Door Sensor Detect Stapler Door Cover is closed Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-38...
  • Page 290 Detect 2BinFinisher Eject1 away Sensor 113-2031 2BinFinisher Eject1 home Sensor Detect 2BinFinisher Eject1 home Sensor 113-2032 2BinFinisher Eject1 encoder Sensor Detect 2BinFinisher Eject1 encoder Sensor 113-2040 2BinFinisher Eject2 home Sensor Detect 2BinFinisher Eject2 home Sensor 4-39 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 291 2BinFinisher Buffer lift Motor On/Off 113-2510 2BinFinisher Clamp Motor 2BinFinisher Clamp Motor On/Off 113-2520 2BinFinisher Diverter Motor 2BinFinisher Diverter Motor On/Off 113-2530 2BinFinisher Eject1 Motor 2BinFinisher Eject1 Motor On/Off 113-2540 2BinFinisher Eject2 Motor 2BinFinisher Eject2 Motor On/Off Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-40...
  • Page 292 Detect Punch Scan home Sensor 113-4010 Punch Scan Edge1 Sensor Detect Punch Scan Edge1 Sensor 113-4011 Punch Scan Edge2 Sensor Detect Punch Scan Edge2 Sensor 113-4012 Punch Scan Edge3 Sensor Detect Punch Scan Edge3 Sensor 4-41 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 293 Punch Type1 detect Sensor Detect Punch Type1 detect Sensor 113-4061 Punch Type2 detect Sensor Detect Punch Type2 detect Sensor 113-4500 Punch Scan Motor Punch Scan Motor On/Off 113-4510 Punch Motor Punch Motor On/Off Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-42...
  • Page 294: Fax Diagnostics

    Country 0~15 Value 20-420 DTMF Timing DTMF duration of on/off output ( Ms) 1=80/80 2=70/70 3=70/150 4=60/60 5=80/100 6=150/50 7=150/240 8=100/100 9=100/80 20-500 Dial Mode Select Tone / Pulse Country 0=OPTION_TONE_MODE Value 1=OPTION_PULSE_MODE 4-43 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 295 Fax Test Line Setting(Dual Fax) 0 = Line 1 1 = Line 2 21-800 Modem Speed Line2 Select Modem Start Speed for Line 2 This item shall be displayed only when Dual Line Fax Kit is Installed. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-44...
  • Page 296 Emits V.34 14400 bps Line1 On / Off 20-055 V.34 16800 bps Line1 Emits V.34 16800 bps Line1 On / Off 20-056 V.34 19200 bps Line1 Emits V.34 19200 bps Line1 On / Off 4-45 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 297 Emits V.34 16800 bps Line2 On / Off 21-056 V.34 19200 bps Line2 Emits V.34 19200 bps Line2 On / Off 21-057 V.34 21600 bps Line2 Emits V.34 21600 bps Line2 On / Off Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-46...
  • Page 298 Emits V.34 28800 bps Line2 On / Off 21-061 V.34 31200 bps Line2 Emits V.34 31200 bps Line2 On / Off 21-062 V.34 33600 bps Line2 Emits V.34 33600 bps Line2 On / Off 4-47 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 299: Scanner Diagnostics

    3) Check if RESULTS on the sheet is OK. NOTE • When executing DSDF shading, use only exclusive shading sheet(JC63-05055A : SHEET-SHADING). • Shading Test for ADF Unit must be carried out, after replacing the DSDF unit or main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-48...
  • Page 300 Reference Code Display Default LX model model 05-0000 Pick Up Count 05-0001 Retard Roller Count 05-0030 Simplex Regi Value(Regi1) 05-0040 Duplex Regi Value(Regi2) 05-0050 Width Guide Max Value 05-0060 Width Guide Min Value 4-49 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 301 05-0131 Document Pickup Motor Backward Start/Stop 05-0140 Document Pickup Roller Detect Sensor High/Low 05-0150 Document Stacker Lift Upper Sensor High/Low 05-0151 Document Stacker Lift Lower Sensor High/Low 05-0160 Document Regi1 Motor Forward Start/Stop Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-50...
  • Page 302 Document Stacker Lift Motor Forward Start/Stop 05-0181 Document Stacker Lift Motor Backward Start/Stop 05-0190 Document Width Guide ADC Sensor 10Bit (0~1023) 05-0210 Document Jig Test Low Speed Simplex Start/Stop 05-0230 Document Jig Test High Speed Simplex Start/Stop 4-51 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 303: Adjustment

    7) Press “OK” button. Automatic scanning will occur . 8) The system will automatically calculate the proper value based on scanning result of the test pattern. 9) The new values are set to the system. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-52...
  • Page 304 3) Print out the test pattern and check if the image is moved as you want. If not, repeat stpe2. • Diagnostics > Adjustment > Print Adjustment > Print Test Patterns This menu is to print out the test pattern manually. 4-53 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 305 Simplex Leading Edge • Simplex Side Edge • Duplex Leading Edge • Duplex Side Edge 3) Print out the test pattern and check if the image is moved as you want. If not, repeat stpe2. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-54...
  • Page 306 6) To check the magnification, compare the length of line “c” of the chart to the scanned image. NOTE Specification • a,b : 10, ± 1.5 mm • c: 190, ± 1.5 mm 4-55 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 307 9) To check the magnification, compare the length of line “c” of the chart to the scanned image. NOTE Specification • a,b : 10, ± 1.5 mm • c: 190, ± 1.5 mm Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-56...
  • Page 308: Adf Adjustment

    6) To check the magnification, compare the length of line “c” of the chart to the copy. NOTE Specification • a,b : 10, ± 1.5 mm • c: 190, ± 1.5 mm NOTE After executing ADF adjustment, the shading test must be executed. (Refer to 4.5.5.3. Scanner Diagnostics.) 4-57 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 309 9) To check the magnification, compare the length of line “c” of the chart to the copy. 10) If "Auto Skew Correction during job" box is checked, skewed image is corrected by digitally rotating the scanned images. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-58...
  • Page 310: Acs (auto Color Sensing)

    Specification [Color coverage] Level 1 : 0.01 % • Level 2 : 0.05 % • Level 3 : 0.1 % • Level 4 : 0.25 % • Level 5 : 0.5 % • 4-59 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 311: Image Management

    Range : 100 ~ 5000 • Default : 500 • Inner Temperature • Range : 1 ~ 10 Default : 4 • LSU Temperature • Range : 1 ~ 10 • Default : 3 • Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-60...
  • Page 312 Time Left Alone: The system executes Full TRC Control when the system returns from a power save mode and the rest time exceeds the configured value. Verification Print out a test job and make sure the image quality has recovered. 4-61 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 313: Print Test Patterns

    After cleaning CTD/ACR sensor, execute this menu. 4.5.5.7. Print Test Patterns • Diagnostics > Print Test Patterns > Skew Pattern The skew pattern stored in the machine will be printed out as the size you select. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-62...
  • Page 314: Service Functions

    For example, the total use of 100 A4 impressions and 100 A3 impressions will become 200 impressions if the configuration is set to “1 Count Up” while the total will be 300 impression if the configuration is set to “2 Count Up”. 4-63 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 315: Network Port

    7) Once it is completed, the message will be displayed. Then restore the debug log level to ”JOB STATUS”. NOTE If the system log size become considerably huge, it will take longer time to copy to the plugged memory. 8) Check is the Log file is created in the USB memory. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-64...
  • Page 316: Network Packet Capture

    Show the file size captured 2) Export Capture File • Export button Export network packet capture file to USB memory stick 3) Delete Capture File • Delete button Clear network packet capture file in a device 4-65 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 317: System Recovery

    In case of selecting Network option : This page contains two sections : Configure device IP address a) Device IP: IP address for the device b) Gateway IP: Gateway IP address for the device Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-66...
  • Page 318 If the system initialization is not executed, enter the svc mode and execute “Full memory clear”. If not, the machine may not work normally. 9) Execute the firmware update using the one ROM FW file after system initialization. This work is a must for all FW module level. 4-67 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 319: Tr Control Mode

    Poor Transfer : Increase T1 PWM value • Re-transfer : Decrease T1 PWM value • White Spot : Decrease T1 PWM value Verification Print out a test job and make sure the transfer problem has resolved. Specification Reference Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-68...
  • Page 320: Clear System Cache

    The function is to set the machine hard stop when the drum life is expired. • Off : No machine stop @ end of drum life • On : Machine stop @ end of drum life 4-69 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 321: Sfe (special Feature Enablement)

    The device executes copy job as only mono even though color copy is started. confidential The device maintains HDD encryption as a default. The device shall store confidential/store print without image processing. The device shall print line even though that has less than 1 dot. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-70...
  • Page 322: Dealer Id

    2) If the length of envelope is over max size of custom width, the device shall not rotate image and just determine the direction of envelope is SEF. For example, the A4 model support custom size like W 98-216 ~ L148-356. This model doesn't support C5 Env.(162x229) DL Env.(110x220), No9 Env.(98x225), No10 Env.(105x241) rotation. 4-71 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 323: Error Code And Troubleshooting

    4.6. Error Code and Troubleshooting Messages appear on the control panel display to indicate the machine’s status or errors. NOTE Some messages may not appear on the display depending on the options or models. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-72...
  • Page 324: 11-2txx (paper Mismatch Error)

    Load MP with [Letter], [Plain] paper ► Symptom Paper in tray is not matched to the machine paper setting. ► Troubleshooting method 1) Check and change the paper setting of the corresponding tray properly. 4-73 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 325: 61-1xxx (system Error)

    Shading data is broken due to HDD/SD replacement or system format. ► Troubleshooting method 1) Turn the machine off then on. 2) If the error persists, enter the SVC mode. 3) Execute the shading test. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-74...
  • Page 326: A1-xxxx (motor Error)

    A1-5212 Motor Failure: #A1-5212. Turn off then on. Call for service if the problem P.4–85 persists A1-5213 Motor Failure: #A1-5213. Turn off then on. Call for service if the problem P.4–85 persists 4-75 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 327: Error Code Error Message

    A1-5512 Motor Failure: #A1-5512. Turn off then on. Call for service if the problem P.4–88 persists A1-5513 Motor Failure: #A1-5513. Turn off then on. Call for service if the problem P.4–88 persists Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-76...
  • Page 328: Motor Failure: #a1-1111. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the Feed/MP motor. (Refer to 3.3.18 Feed_MP Drive Unit) b) If the motor is operational, replace the main board. 4-77 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 329: Motor Failure: #a1-1211. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the Fuser/Exit motor. (Refer to 3.3.20 Fuser_Exit Drive unit) b) If the motor is operational, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-78...
  • Page 330: Motor Failure: #a1-1611. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the ITB motor. b) If the motor is operational, replace the main board. 4-79 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 331: Motor Failure: #a1-2211. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the yellow OPC motor. b) If the motor is operational, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-80...
  • Page 332: Motor Failure: #a1-2311. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the magenta OPC motor. b) If the motor is operational, replace the main board. 4-81 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 333: Motor Failure: #a1-2411. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the cyan OPC motor. b) If the motor is operational, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-82...
  • Page 334: Motor Failure: #a1-2511. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.9 SMPS board 1 and 2) iii) If the motor signal and power is normal, replace the black OPC motor. b) If the motor is operational, replace the main board. 4-83 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 335: Motor Failure: #a1-4310. Turn Off Then On. Call For Service If The Problem Persists

    Open the side cover. Check if the ITB connector is connected correctly or is deformed. ii) Remove the ITB cleaner and ITB unit. Check the photo sensor in ITB unit. iii) Check the engage gear. If it is not operational, replace the main drive unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-84...
  • Page 336: Motor Failure: #a1-5212. Turn Off Then On. Call For Service If The Problem Persists

    (Refer to 3.3.8 Toner Supply Drive Unit) b) If the motor is operational, i) Check the toner cartridge remains. If necessary, replace the yellow toner cartridge. ii) If the toner cartridge remains is enough, replace the yellow drum unit. 4-85 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 337 (Refer to 3.3.8 Toner Supply Drive Unit) b) If the motor is operational, i) Check the toner cartridge remains. If necessary, replace the magenta toner cartridge. ii) If the toner cartridge remains is enough, replace the magenta drum unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-86...
  • Page 338 (Refer to 3.3.8 Toner Supply Drive Unit) b) If the motor is operational, i) Check the toner cartridge remains. If necessary, replace the cyan toner cartridge. ii) If the toner cartridge remains is enough, replace the cyan drum unit. 4-87 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 339 (Refer to 3.3.8 Toner Supply Drive Unit) b) If the motor is operational, i) Check the toner cartridge remains. If necessary, replace the black toner cartridge. ii) If the toner cartridge remains is enough, replace the black drum unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-88...
  • Page 340: A2-xxxx (fan Error)

    Fan Failure: #A2-2321. Open the door, then close it. Call for service if the P.4–90 problem persists A2-2323 Fan Failure: #A2-2323. Open the door, then close it. Call for service if the P.4–90 problem persists 4-89 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 341 Check the fan signal (3.3V) as connected or disconnected. • If the fan signal as disconnected is abnormal, replace the main board. • If the fan signal as connected is abnormal, replace the corresponding fan. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-90...
  • Page 342: A3-xxxx (sensor Error)

    P.4–95 persists A3-3412 Sensor Failure: #A3-3412. Turn off then on. Call for service if the problem P.4–95 persists A3-4114 The ACR sensor is dirty. Please clean it with soft cloth or paper P.4–92 4-91 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 343: The Ctd Sensor Is Dirty. Please Clean It With Soft Cloth Or Paper

    5) When pop up appears, select the “Yes” button. NOTE a) CTD sensor calibration will start. Then “CTD sensor failure” error will be solved b) If you don’t execute the CTD sensor cleaning in SVC mode, error message persists. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-92...
  • Page 344: Sensor Failure: #a3-3111. Turn Off Then On. Call For Service If The Problem Persists

    2) Enter SVC mode. Execute the fuser temperature test (Diagnostics > Engine Diagnostics > Engine Test Routines) a) If the temperature test is failed, replace the fuser unit. b) If the temperature test is normal, replace the main board. 4-93 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 345: Sensor Failure: #a3-3210. Turn Off Then On. Call For Service If The Problem Persists

    2) Check the connection between the inner temp sensor and main board. If the connection is OK, replace the inner temp sensor . 3) If the sensor is normal, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-94...
  • Page 346: Sensor Failure: #a3-3310. Turn Off Then On. Call For Service If The Problem Persists

    2) Check the connection between the outer temp sensor and main board. If the connection is OK, replace the outer temp sensor . 3) If the sensor is normal, replace the main board. 4-95 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 347: C1-xxxx (toner Cartridge Error)

    Black Toner Cartridge Failure: #C1-5311. Install black toner cartridge again P.4–107 C1-5411 Black toner cartridge is not installed. Install it P.4–108 C1-5413 Shake black toner cartridge P.4–108 C1-5512 Black toner cartridge is not compatible. Check users guide P.4–108 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-96...
  • Page 348: Error Code

    The yellow toner cartridge is at the end of its life. ► Troubleshooting method 1) Open the front cover. 2) Remove the yellow toner cartridge. 3) Install the new yellow toner cartridge. 4) Close the front cover. 4-97 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 349: Yellow Toner Cartridge Failure: #c1-2311. Install Yellow Toner Cartridge Again

    And turn over the toner cartridge and tap the top in the same way. 3) Shake the toner cartridge horizontally to distribute the toner evenly inside the cartridge. 4) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-98...
  • Page 350: Yellow Toner Cartridge Is Not Installed. Install It

    ► Error message Yellow toner cartridge is not compatible. Check users guide. ► Symptom Yellow toner cartridge is not compatible. ► Troubleshooting method 1) Replace the yellow toner cartridge with a new one. 4-99 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 351: Prepare New Magenta Toner Cartridge

    The magenta toner cartridge is at the end of its life. ► Troubleshooting method 1) Open the front cover. 2) Remove the magenta toner cartridge. 3) Install the new magenta toner cartridge. 4) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-100...
  • Page 352: Magenta Toner Cartridge Failure: #c1-3311. Install Magenta Toner Cartridge Again

    And turn over the toner cartridge and tap the top in the same way. 3) Shake the toner cartridge horizontally to distribute the toner evenly inside the cartridge. 4) Close the front cover. 4-101 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 353: Magenta Toner Cartridge Is Not Installed. Install It

    ► Error message Magenta toner cartridge is not compatible. Check users guide. ► Symptom Magenta toner cartridge is not compatible. ► Troubleshooting method 1) Replace the magenta toner cartridge with a new one. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-102...
  • Page 354: Prepare New Cyan Toner Cartridge

    The cyan toner cartridge is at the end of its life. ► Troubleshooting method 1) Open the front cover. 2) Remove the cyan toner cartridge. 3) Install the new cyan toner cartridge. 4) Close the front cover. 4-103 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 355 And turn over the toner cartridge and tap the top in the same way. 3) Shake the toner cartridge horizontally to distribute the toner evenly inside the cartridge. 4) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-104...
  • Page 356: Cyan Toner Cartridge Is Not Installed. Install It

    ► Error message Cyan toner cartridge is not compatible. Check users guide. ► Symptom Cyan toner cartridge is not compatible. ► Troubleshooting method 1) Replace the cyan toner cartridge with a new one. 4-105 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 357: Prepare New Black Toner Cartridge

    The black toner cartridge is at the end of its life. ► Troubleshooting method 1) Open the front cover. 2) Remove the black toner cartridge. 3) Install the new black toner cartridge. 4) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-106...
  • Page 358: Black Toner Cartridge Failure: #c1-5311. Install Black Toner Cartridge Again

    And turn over the toner cartridge and tap the top in the same way. 3) Shake the toner cartridge horizontally to distribute the toner evenly inside the cartridge. 4) Close the front cover. 4-107 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 359: Black Toner Cartridge Is Not Installed. Install It

    ► Error message Black toner cartridge is not compatible. Check users guide. ► Symptom Black toner cartridge is not compatible. ► Troubleshooting method 1) Replace the black toner cartridge with a new one. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-108...
  • Page 360: C3-xxxx (drum Unit Error)

    Replace with new black imaging unit P.4–116 C3-5140 Replace with new black imaging unit P.4–116 C3-5411 Black Imaging unit is not installed. Install it P.4–117 C3-5512 Black imaging unit is not compatible. Check users guide P.4–117 4-109 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 361: End Of Life, Replace With New Yellow Imaging Unit

    2) Remove the waste toner container. 3) Remove the yellow drum unit. 4) Install the new yellow drum unit. 5) Clean the LSU window. 6) Install the waste toner container. 7) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-110...
  • Page 362: Yellow Imaging Unit Is Not Installed. Install It

    2) Remove the waste toner container. 3) Remove the yellow drum unit. Check if the drum unit is compatible with the machine. 4) If the drum unit is not a samsung genuine, replace it with a new one. 4-111 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 363: Prepare New Magenta Imaging Unit

    2) Remove the waste toner container. 3) Remove the magenta drum unit. 4) Install the new magenta drum unit. 5) Clean the LSU window. 6) Install the waste toner container. 7) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-112...
  • Page 364: Magenta Imaging Unit Is Not Installed. Install It

    2) Remove the waste toner container. 3) Remove the magenta drum unit. Check if the drum unit is compatible with the machine. 4) If the drum unit is not a samsung genuine, replace it with a new one. 4-113 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 365: Prepare New Cyan Imaging Unit

    2) Remove the waste toner container. 3) Remove the cyan drum unit. 4) Install the new cyan drum unit. 5) Clean the LSU window. 6) Install the waste toner container. 7) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-114...
  • Page 366: Cyan Imaging Unit Is Not Installed. Install It

    2) Remove the waste toner container. 3) Remove the cyan drum unit. Check if the drum unit is compatible with the machine. 4) If the drum unit is not a samsung genuine, replace it with a new one. 4-115 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 367 2) Remove the waste toner container. 3) Remove the black drum unit. 4) Install the new black drum unit. 5) Clean the LSU window. 6) Install the waste toner container. 7) Close the front cover. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-116...
  • Page 368: Black Imaging Unit Is Not Installed. Install It

    2) Remove the waste toner container. 3) Remove the black drum unit. Check if the drum unit is compatible with the machine. 4) If the drum unit is not a samsung genuine, replace it with a new one. 4-117 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 369: C5-xxxx (itb Unit Error)

    Transfer belt cleaning unit is worn. Replace with new one P.4–119 ► Error Code C5–1110 ► Error message Prepare new transfer belt unit. ► Symptom The life of the ITB Unit expires soon ► Troubleshooting method 1) Order new ITB unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-118...
  • Page 370 Prepare new transfer belt unit. ► Symptom The life of the ITB cleaner has expired. ► Troubleshooting method 1) Turn the machine off. 2) Replace the ITB cleaner. 3) Turn the machine on. 4-119 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 371: C6-xxxx (fuser Unit Error)

    6) If the problem persists, replace the fuser unit. CAUTION The temperature gets high in the vicinity of the fuser unit. When replacing it, you may get burned. Before replacing it, make sure that fuser unit has cooled. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-120...
  • Page 372: C7-xxxx (waste Toner Container Error)

    Waste toner container is not installed. Install it. ► Symptom The waste toner container is not installed. ► Troubleshooting method 1) Open the front cover. 2) Remove and reinstall the waste toner container. 3) Close the front cover. 4-121 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 373: C8-xxxx (developer Error)

    Black Developer Failure: #C8-5210. Turn off then on P.4–126 C8-5310 Black Developer Failure: #C8-5310. Install black developer unit again P.4–126 C8-5313 Black Developer Failure: #C8-5313. Turn off then on. Please call for service P.4–126 if the problem persists Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-122...
  • Page 374: Error Code

    4) Install the waste toner container. Close the front cover. 5) Turn the machine off then on. 6) If the problem persists, remove and reinstall the yellow developer unit. 7) If the problem persists, replace the yellow developer unit. 4-123 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 375: Replace With New Magenta Developer Unit

    4) Install the waste toner container. Close the front cover. 5) Turn the machine off then on. 6) If the problem persists, remove and reinstall the magenta developer unit. 7) If the problem persists, replace the magenta developer unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-124...
  • Page 376: Replace With New Cyan Developer Unit

    4) Install the waste toner container. Close the front cover. 5) Turn the machine off then on. 6) If the problem persists, remove and reinstall the cyan developer unit. 7) If the problem persists, replace the cyan developer unit. 4-125 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 377: Replace With New Black Developer Unit

    4) Install the waste toner container. Close the front cover. 5) Turn the machine off then on. 6) If the problem persists, remove and reinstall the black developer unit. 7) If the problem persists, replace the black developer unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-126...
  • Page 378: C9-xxxx (transfer Roller Error)

    P.4–128 ► Error Code C9–2110 ► Error message Prepare with new transfer roller. ► Symptom The life of the second transfer roller(T2) expires soon. ► Troubleshooting method 1) Order the transfer roller Assy. 4-127 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 379 The life of the second transfer roller(T2) is not installed. ► Troubleshooting method 1) Open the side cover. 2) Remove and reinstall the second transfer roller. 3) Close the side cover. 4) If the problem persists, replace the HVPS board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-128...
  • Page 380: H1-xxxx (double Cassette Feeder Unit Error)

    Input System Failure: #H1-1453. Pull Tray 4 out and insert it P.4–139 H1-1454 Paper is empty in tray 4. Load paper P.4–138 H1-5323 Tray door is open. Close the door P.4–140 H1-5330 DCF Failure: #H1-5330. Check internal DCF connection P.4–141 4-129 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 381 6) Check the DCF feed motor. a) Check if the DCF feed motor cable is connected correctly. b) If the connection is OK, replace the DCF feed drive unit(JC93-01135A). 7) Check the DCF pick up motor. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-130...
  • Page 382 4. Troubleshooting a) Check if the DCF pick up motor cable is connected correctly. b) If the connection is OK, replace the DCF pick up drive unit(JC93-01063A). 4-131 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 383 3) Check if the auto size sensor cable is connected correctly. Unplug and reconnect it. 4) If the connection is OK, replace the auto size sensor(JC32-00013A). 5) If the problem persists, replace the DCF PBA(JC92-02738A). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-132...
  • Page 384 Check if the photo sensor in the DCF pick up unit1 is contaminated. If so, clean it. c) If the photo sensor(0604-001393) is defective, replace it. d) If the actuator(JC66-04399A) is defective, replace it. 4-133 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 385 7) If the problem persists, check the following. a) Remove the DCF pick up unit1. b) Check if the photo sensor in the DCF pick up unit1 is contaminated, clean it. c) If the photo sensor(0604-001393) is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-134...
  • Page 386 6) Check the DCF feed motor. a) Check if the DCF feed motor cable is connected correctly. b) If the connection is OK, replace the DCF feed drive unit(JC93-01135A). 7) Check the DCF pick up motor. 4-135 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 387 4. Troubleshooting a) Check if the DCF pick up motor cable is connected correctly. b) If the connection is OK, replace the DCF pick up drive unit(JC93-01063A). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-136...
  • Page 388 3) Check if the auto size sensor cable is connected correctly. Unplug and reconnect it. 4) If the connection is OK, replace the auto size sensor(JC32-00013A). 5) If the problem persists, replace the DCF PBA(JC92-02738A). 4-137 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 389 Check if the photo sensor in the DCF pick up unit2 is contaminated. If so, clean it. c) If the photo sensor(0604-001393) is defective, replace it. d) If the actuator(JC66-04399A) is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-138...
  • Page 390 Remove the DCF pick up unit2. b) Check if the photo sensor in the DCF pick up unit2 is contaminated. If so, clean it. c) If the photo sensor(0604-001393) is defective, replace it. 4-139 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 391 2) If the problem persists, check the following. a) Check if I/L-Switch(HARNESS-DCF COVER OPEN)(JC39–02268A) is not operating normally. If it is defective, replace it. b) If the I/L Switch is OK, replace the DCF PBA(JC92–02738A). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-140...
  • Page 392 2) Remove the Rear Cover. 3) Check if the interface connector is connected to the DCF PBA. If the interface connector(JC39–02276A) is defective, replace it. 4) If the problem persists, replace the DCF PBA. 4-141 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 393: H1-xxxx (high Capacity Feeder Unit Error)

    Paper is low in HCF 3. Load paper P.4–146 H1-2352 Paper is empty in HCF 3. Load paper P.4–146 H1-2353 Input System Failure #H1-2353 : Pull HCF 3 out and insert it P.4–147 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-142...
  • Page 394 When pushing the pickup lever, check if the pick up rollers are down. c) Replace the HCF pick up unit(JC93-01139A) or defective part. 6) Check the HCF feed motor. a) Check if the HCF feed motor cable is connected correctly. 4-143 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 395 If the connection is OK, replace the HCF feed drive unit(JC93-01114A). 7) Check the HCF pick up motor. a) Check if the HCF pick up motor cable is connected correctly. b) If the connection is OK, replace the HCF pick up drive unit(JC93-01115A). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-144...
  • Page 396 1) Turn the machine off. 2) Remove the Rear Cover. 3) Check the connection of HCF PBA. If the interface connector is defective, replace it. 4) If the problem persists, replace the HCF PBA. 4-145 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 397 Check if the photo sensor in the HCF pick up unit is contaminated. If so, clean it. c) If the photo sensor(0604-001393) is defective, replace it. d) If the actuator(JC66-04399A) is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-146...
  • Page 398 7) If the problem persists, check the following. a) Remove the HCF pick up unit. b) Check if the photo sensor in the HCF pick up unit is contaminated, clean it. c) If the photo sensor(0604-001393) is defective, replace it. 4-147 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 399: H1-xxxx (high Capacity Feeder Side Unit(lct Unit) Error)

    Paper is low in Tray 5. Load paper. P.4–154 H1-4552 Paper is empty in Tray 5. Load paper. P.4–154 H1-4553 Input System Failure #H1-4553 : Pull Tray 5 out and insert it. P.4–155 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-148...
  • Page 400 Check if the sensor and actuator are assembled correctly. e) Install the LCT pick up unit. 4) Check the LCT feed motor and pick-up motor. a) Check if the LCT feed motor and pick-up motor cables are connected correctly. 4-149 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 401 4. Troubleshooting b) If the connection is OK, replace the LCT feed drive unit(JC93-01112A). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-150...
  • Page 402 2) If the problem persists, check the following. a) Check if I/L-Switch(Top Door Open Switch)(JC39-02346A) is not operating normally. If it is defective, replace it. b) If the Top Door Open Switch is OK, replace the LCT PBA(JC92-02738C). 4-151 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 403 3) Remove the Front Cover and Rear Cover. Check the connection of the installation detect sensors. And, unplug and reconnect it. 4) If the connection is OK, replace the installation detect sensor (0604-01393). 5) If the problem persists, replace the LCT PBA (JC92–02738C). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-152...
  • Page 404 1) Turn the machine off. 2) Remove the LCT Cover-Right and LCT Cover-Rear. 3) Check the connection of LCT PBA. If the interface connector(JC39–02294A) is defective, replace it. 4) If the problem persists, replace the LCT PBA. 4-153 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 405 Check if the photo sensor in the LCT pick up unit1 is contaminated. If so, clean it. c) If the photo sensor(0604-001393) is defective, replace it. d) If the actuator(JC66-04276A) is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-154...
  • Page 406 6) If the problem persists, check the following. a) Remove the LCT pick up unit. b) Check if the photo sensor in the LCT pick up unit is contaminated, clean it. c) If the photo sensor(0604-001393) is defective, replace it. 4-155 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 407: H2-xxxx (finisher Error)

    For H2–xxxx type error, refer to the Finisher Service Manual. NOTE • H2-6xxx : Inner Finisher (Refer to SL-FIN501L Service Manual.) • H2-7xxx : 3K Finisher (Refer to SL-FIN701B/H Service Manual.) • H2-8xxx : Booklet (Refer to SL-FIN701B/H Service Manual.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-156...
  • Page 408: Mx-xxxx (jam Error)

    Paper jam in exit area P.4–165 M3–1412 Paper jam inside of machine P.4–165 M3-1413 Check whether the pieces of paper remain in the paper path P.4–165 M3-1414 Paper jam in exit area P.4–165 4-157 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 409 Check if the pre-feed sensor is connected correctly. If the sensor is defective, replace it. b) If there is any defective part in pick-up unit 1, replace it or pick up unit 1. 5) If the problem persists, replace the pickup drive unit 1. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-158...
  • Page 410 Check if the pre-feed sensor is connected correctly. If the sensor is defective, replace it. b) If there is any defective part in pick-up unit 2, replace it or pick up unit 2. 5) If the problem persists, replace the pickup drive unit 2. 4-159 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 411 4) If the problem persists, check the Feed/MPdrive unit. a) Enter SVC mode. Execute Feed/MP motor test. b) Remove the rear cover. c) Check if the motor harness is connected correctly. d) If the problem occurs, replace the Feed/MP Drive Unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-160...
  • Page 412 If the feed 1 sensor is normal, check the feed motor. e) Execute feed motor test. f) Check if the feed motor cable is connected correctly. g) If the connection is OK, replace the feed/MP drive unit. 4-161 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 413 If the feed 2 sensor is normal, check the feed motor. e) Execute feed motor test. f) Check if the feed motor cable is connected correctly. g) If the connection is OK, replace the feed/MP drive unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-162...
  • Page 414 If the regi sensor is normal, check the regi motor. e) Execute regi motor test. f) Check if the regi motor cable is connected correctly. g) If the connection is OK, replace the regi drive unit. 4-163 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 415 If the fuser out sensor is normal, check the fuser/exit motor. e) Execute fuser/exit motor test. f) Check if the fuser/exit motor cable is connected correctly. g) If the connection is OK, replace the fuser/exit drive unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-164...
  • Page 416 Check if the return sensor actuator is broken or deformed. If necessary, reassemble or replace it. d) Check if the exit gate solenoid connected correctly. If the connection is OK, replace the solenoid. e) If the problem persists, replace the fuser unit. 4-165 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 417: Mx-xxxx (tray Not Install_paper Empty_outbin Full)

    P.4–172 M1-5612 Paper is empty in MP tray. Load paper P.4–173 M3-2230 Paper in output bin is full. Remove printed paper P.4–174 M3-2430 Paper in output bin is full. Remove printed paper P.4–174 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-166...
  • Page 418 3) Check if foreign substance or paper is inside the space between Tray1,2. If so, please remove it. 4) If the problem persists, check that the auto size sensor is connected properly. 5) If the problem persists, replace the main board. 4-167 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 419 3) Check if foreign substance or paper is inside the space between Tray1,2. If so, please remove it. 4) If the problem persists, check that the auto size sensor is connected properly. 5) If the problem persists, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-168...
  • Page 420 7) If the connection is OK, replace the pickup drive unit. 8) If the problem persists, check the pickup unit1. a) Check if the photo sensor in the pickup unit1 is defective. b) If the sensor is defective, replace it. 4-169 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 421 7) If the connection is OK, replace the pickup drive unit. 8) If the problem persists, check the pickup unit2. a) Check if the photo sensor in the pickup unit2 is defective. b) If the sensor is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-170...
  • Page 422 Turn the machine off. Open the Side Cover. b) Remove Pick-Up Unit1. c) If the photo sensor is contaminated, clean it. d) If the photo sensor is defective, replace it. e) If the actuator is defective, replace it. 4-171 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 423 Turn the machine off. Open the Side Cover. b) Remove Pick-Up Unit2. c) If the photo sensor is contaminated, clean it. d) If the photo sensor is defective, replace it. e) If the actuator is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-172...
  • Page 424 2) If paper is loaded but error message has not disappeared, check the following : a) If the photo sensor is contaminated, clean it. b) If the photo sensor is defective, replace it. c) If the actuator is defective, replace it. 4-173 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 425 1) Remove the paper from output bin tray or inner tray. 2) If this error occurs continually, check the following. a) Check if the bin-full sensor and actuator is assembled correctly. b) Check if the bin-full sensor is defective. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-174...
  • Page 426: Sx-xxxx (system Error)

    P.4–186 S2-3423 Calibrating magenta image density. Please wait... P.4–186 S2-3424 Calibrating cyan image density. Please wait... P.4–186 S2-3425 Calibrating black image density. Please wait... P.4–186 S2-4210 Front door is open. Close it P.4–186 4-175 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 427 P.4–192 S6-3123 This IP address conflicts with that of other system. Check it P.4–193 S6-3128 802.1x authentication failed. Please contact the system administrator P.4–193 S7-2110 Fuser Failure: #S7-2110. Turn off then on P.4–194 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-176...
  • Page 428 3) If the problem persists, turn the machine off again. 4) Remove the rear cover. 5) Replace the main board. NOTE Insert the MSOK to the new main board. 6) Assemble the rear cover. Turn the machine on. 4-177 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 429: Video System Failure: #s1-1113. Turn Off Then

    Video chip in main board is defective. ► Troubleshooting method 1) Turn the machine off then on. 2) If the problem persists, replace the main board. NOTE Insert the MSOK to the new main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-178...
  • Page 430: Video System Failure: #s1-2111. Turn Off Then

    2) If the problem persists, turn the machine off again. 3) Remove the rear cover. 4) Replace the main board. NOTE Insert the MSOK to the new main board. 5) Assemble the rear cover. Turn the machine on. 4-179 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 431 HDD partition is full or corrupted. ► Troubleshooting method 1) Enter SVC mode. Select “System Recovery” in Service Function menu. 2) Execute hard disk format and firmware re-installation. 3) If the problem persists, replace the HDD. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-180...
  • Page 432: Hdd Error #s1-2434. Check Users Guide

    S1-2437/3438/3439 : Printing Error / No Paper in Tray 1) Enter SVC mode. Select “Hard Disk Maintenance” in Service Function menu. 2) Execute hard disk format. 3) If the problem persists, replace the HDD. 4-181 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 433: Msok Failure: #s1-2521. Call For Service

    MSOK is not installed properly. / MSOK is defective. ► Troubleshooting method 1) Remove the rear cover. 2) Check if the MSOK is inserted correctly. Remove and reinstall it. 3) If the problem persists, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-182...
  • Page 434: Video System Failure: #s1-3110. Turn Off Then

    ► Troubleshooting method 1) Check if the green LED of the network port is on. 2) If not, unplug and reconnect the network cable. 3) If the problem persists, replace the main board. 4-183 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 435: Video System Failure: #s1-4311. Turn Off Then

    FDI device is not installed. Install the device ► Symptom FDI device was removed. ► Troubleshooting method 1) Check if the FDI is installed correctly. If necessary, re-install or replace it with new one. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-184...
  • Page 436: Engine System Failure: #s2-1211. Turn Off Then

    ► Troubleshooting method 1) Execute “ACR calibration” manually. (Machine Setup > General Settings > Image Management > Auto Color Registration) 2) Clean the ACR sensor. 3) If the problem persists, replace the main board(JC92-02737A). 4-185 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 437: Wait Delay Time For Lower Fixing Temperature

    Front cover or Side cover is opened. ► Troubleshooting method 1) Close the front cover correctly. 2) Check if the cover open sensor connector is connected properly. Reconnect it. 3) If the sensor is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-186...
  • Page 438: Right Door Is Open. Close It

    2) If the problem persists, check the followings. • Check if the ACR sensor is contaminated or defective. Clean the ACR sensor or replace it. • Remove and reinstall the ITB unit. If the problem persists, replace the ITB unit. 4-187 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 439: Scanner Is Locked

    4) Check if the home position sensor cable is connected correctly. 5) Remove the scan rear cover. Check if all cables on scan joint board are connected correctly. 6) If the connection is OK, replace the scan joint board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-188...
  • Page 440: Scan System Failure: #s3-3211. Turn Off Then

    3) Remove the scan rear cover. Check if the connector on scan joint board is connected correctly. 4) Remove the ADF rear cover. Check if the connector on ADF board is connected correctly. 5) If the connection is OK, replace the ADF board. 4-189 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 441: There Has Been A Problem With Fax Modem Card(line 1). Install Again. Call For Service If The Problem Persists

    2nd Fax card is not installed properly. / Fax card is defective. ► Troubleshooting method 1) Remove and reinstall the 2nd fax card. 2) If the 2nd fax card is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-190...
  • Page 442 1) Remove the rear cover. 2) Check if the OPE cable is connected to the main board correctly. 3) Replace the OPE hub board. 4) If the problem persists, replace the main board. 4-191 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 443: Network Failure: #s6-3113. Turn Off Then On. Call For Service If The Problem Persists

    2) If not, unplug and reconnect the network cable. 3) Re-install the optional network kit. 4) If the problem persists, replace the optional network kit. 5) If the problem persists, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-192...
  • Page 444: This Ip Address Conflicts With That Of Other System. Check It

    2) Select “Networking Setting”. 3) “Log-In”. 4) Select “TCP/IP”. 5) Select the proper item for your machine. 6) Select “IP Setting”. 7) Select the proper item for your machine. 8) Change the IP address. 4-193 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 445: Fuser Failure: #s7-2110. Turn Off Then

    ► Symptom Heater control relay is abnormal. ► Troubleshooting method 1) Turn the machine off. Re-install the fuser unit, then turn the machine on. 2) If the problem persists, replace the fuser unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-194...
  • Page 446: U1-xxxx (fuser Error)

    Fuser Unit Failure: #U1-2340. Turn off then on. Call for service if the problem P.4–196 persists U1-234H Fuser Unit Failure: #U1-234H. Turn off then on. Call for service if the problem P.4–196 persists 4-195 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 447 Check if the thermostat is disconnected. d) Check if the non-contact type thermistor is broken. 4) If the problem persists, replace the Fuser unit 5) If the problem persists, replace the Main board or FDB board, SMPS Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-196...
  • Page 448 Check if the fuser-motor is abnormal via SVC mode. 4) If the problem persists, replace the Fuser unit. 5) If the problem persists, replace the pressure control unit or cam-motor or main board. 4-197 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 449: U2-xxxx (lsu Error)

    LSU Failure: #U2-6123. Please turn off then on P.4–200 U2-7110 LSU Failure: #U2-7110. Turn off then on P.4–201 U2-7111 LSU Failure: #U2-7111. Turn off then on P.4–201 U2-7112 LSU Failure: #U2-7112. Turn off then on P.4–201 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-198...
  • Page 450 If the LSU cable is defective, replace it. Check that the LSU motor makes a sound after turning the machine on. d) If the problem persists, replace the LSU. 4-199 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 451 Check that the LSU motor make a sound after turning the machine on. iii) If the LSU cable is defective, replace it. Check that the LSU motor make a sound after turning the machine on. iv) If the problem persists, replace the LSU. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-200...
  • Page 452 If the LSU cable is defective, replace it. Check that the LSU motor makes a sound after turning the machine on. d) If the problem persists, replace the LSU. 4-201 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 453: U3-xxxx (document Feeder Error_dsdf For Lx Model)

    Original paper jam in the exit area of scanner P.4–206 U3-3613 Original paper jam in the exit area of scanner P.4–206 U3-3614 Original paper jam in the exit area of scanner P.4–206 U3-4210 Top door of scanner is open P.4–207 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-202...
  • Page 454 3) If the regi sensor is OK, check the scan 1 sensor and reflect film. • If the scan 1 sensor is defective, replace it. • If the reflect film is contaminated, clean it. 4-203 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 455 Check if the spring is deformed. If the spring is defective, replace it. 3) Check If the regi sensor is OK, check the scan sensor and scan actuator. If their operation is abnormal, replace the defective part. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-204...
  • Page 456 3) If the regi sensor is OK, check the scan 2 sensor and exit sensor. • If the scan 2 sensor is defective, replace it. • If the exit sensor is defective, replace it. 4-205 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 457 2) If the regi sensor is OK, check the scan 2 sensor and exit sensor. • If the scan 2 sensor is defective, replace it. • If the exit sensor is defective, replace it. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-206...
  • Page 458 2) If the problem persists, check the cover open sensor. a) Open the DSDF cover. Remove the spring. b) Check if the sensor connector is connected correctly. If the sensor is defective, replace it. 4-207 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 459: U3-xxxx (document Feeder Error_dsdf For Gx Model)

    Original paper jam in the exit area of scanner P.4–212 U3-3613 Original paper jam in the exit area of scanner P.4–212 U3-3614 Original paper jam in the exit area of scanner P.4–212 U3-4210 Top door of scanner is open P.4–213 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-208...
  • Page 460 3) Check the Pick-up Position Sensor(0604–001393) and Pick-up Feed Sensor(0604–001381) connection. 4) Check if the black sheet from the bottom of the pick up feed sensor is attached properly. If it is contaminated, clean it. 5) If the sensor is defective, replace it. 4-209 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 461 Check if the spring is deformed. If the spring is defective, replace it. 3) Check If the regi sensor is OK, check the scan sensor and scan actuator. If their operation is abnormal, replace the defective part. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-210...
  • Page 462 3) Open the DSDF Unit and check the Scan In sensor operation. Check if the sensor harness is connected correctly. If the sensor is defective, replace it. If the black sheet in the middle of the platen ADF glass is contaminated, clean it. 4-211 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 463 1) Find and remove the jammed paper. 2) If this error occurs continually, push the locking lever and pull down the Scan Out. 3) Check the Scan Out sensor and Exit sensor. If the sensor is defective, replace it(0604–001381). Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-212...
  • Page 464 2) If the problem persists, check the cover open sensor. a) Open the DSDF cover. Remove 4 screws. b) Remove the cover and check if the sensor harness is connected correctly. If the sensor is defective, replace it. 4-213 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 465: Image Quality Problems And Solutions

    The first step is to generate prints using printable pages embedded in the printer on laser paper. The paper should be from an unopened ream that has been acclimated to room temperature and you should ensure that genuine Samsung Toner is installed in the printer.
  • Page 466 For checking the reproduction of small text White Gap pattern For checking color to color, color to mono white gap Rulers For checking the magnification error (unit : cm) Rulers For checking the magnification error (unit : inch) 4-215 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 467 How to analysis the defect image See the next flow chart. 1) According to the part remain life, cause can vary. Check the part remain life. 2) Check the defect whether periodic or not. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-216...
  • Page 468: Vertical Black Band

    (Refer to 3.2.2.3.) Scanner unit is contaminated. Wipe the contaminated part surface with a soft cloth. • Scan glass contamination. (Refer to 3.3.29.4.) • Mirror contamination. CAUTION • CCD sensor contamination. Fragile parts! 4-217 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 469: Vertical White Band, Light Band

    Deve unit. 2) Check the developer layer on magnetic roller. If it is short seriously, replace the Deve unit. The path of laser beam is blocked. Clean the LSU window. (Refer to 3.2.1.2.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-218...
  • Page 470 4. Troubleshooting Step Cause Action Foreign substance is on the LSU window. OPC is scratched. Replace the Drum Unit. (Refer to 3.2.2.1.) 4-219 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 471: Horizontal Periodic Black Band Or Dot

    1) Clean the charge roller contact plate. or has the debris. 2) If the problem persists, replace the drum unit. 3) If the problem persists after replacing the drum unit, replace the HVPS board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-220...
  • Page 472: Horizontal Periodic Light/dark Band Or Dot

    OPC is damaged by high voltage in a short time. (Refer to 3.3.2.1.) Horizontal periodic light/dark band (Roller-magnetic, Replace the Deve Unit. 37mm) (Refer to 3.2.2.2.) Roller-magnetic is inferior in quality. • V-groove of Roller-magnetic surface is not • uniform. 4-221 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 473: Foggy Image

    Voltage of OPC is abnormally low. Check the T1 connection in HVPS. • T1 Voltage is abnormally high. Check if T1–roller spring in ITB is connected correctly. Replace HVPS board. (Refer to 3.3.3.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-222...
  • Page 474: Light Image

    Color density becomes low. (Refer to 3.3.3.) TC down and Toner spills Replace the Deve unit. (Refer to 3.2.2.2.) Toner spills by Eraser. Check if Eraser is contaminated. Replace the Drum unit. (Refer to 3.2.2.1.) 4-223 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 475: Blurred Image

    Check if the connection between T2 high voltage terminal and HVPS THV terminal is correct. Check if the connection of HVPS and ITB is correct. If not, replace HVPS or ITB. HVPS operates abnormally. Replace HVPS (Refer to 3.3.3.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-224...
  • Page 476: Incorrect Color Registration

    ACR sensor is contaminated. Clean the ACR sensor. (Refer to 3.2.1.1.) Circumstances is changed. Perform the OPC-ACR. (Refer to 4.4.5.6.) Check if the skew occurs by colors. Adjust the skew manually. (Refer to 4.8.) 4-225 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 477: Uneven Pitch And Jitter Image

    Under 1 mm periodic jitter or horizontal bands has Check if the LSU is assembled correctly. If not, remove occurred. and tighten the screws. (Refer to 3.3.5.) If the problem persists, replace LSU (Refer to 3.3.5.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-226...
  • Page 478: Skewed Image

    Clean or replace the contaminated roller. contaminated or worn out. (Refer to 3.2.2.7.) If the skewed image occurs for copy job, check the ADF Reinstall the ADF(DSDF or RADF) unit. installation. Adjust ADF skew. (Refer to 4.8.) 4-227 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 479: Blank Copy

    Replace the HVPS board or Main board or LSU. Check if the connection between scan joint board and Reconnect the harness. main board is OK. If the connection is OK, replace the main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-228...
  • Page 480: Poor Fusing Performance

    The problem persists, replace Fuser unit. Paper is wrapped on the Heating roller. Remove a wrapped paper and print the demo page. If there are some problems on the printout, replace Fuser unit. 4-229 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 481: Stain On The Paper Back Side

    (Refer to 3.2.2.6.) Fuser Unit Are the fuser belt and pressure roller Clean the fuser belt and pressure roller. dirty? Check the pressure roller surface is Replace Fuser unit. damaged or scratched. (Refer to 3.2.2.5.) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-230...
  • Page 482: Setting Standard Tone

    5) Select ”OK” on confirmation window. 6) The scan ID chart will be printed out. 7) Load the chart on platen glass. (Horizontal direction) 8) Start scan. 9) When the scan complete window appears, select “OK”. 4-231 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 483 Check if the chart direction is horizontal. Re-try the setting standard tone procedure. 4. In case of need • When installing the machine for the first time. • When the brightness is changed in comparison to previous image. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-232...
  • Page 484 4. Troubleshooting • When there is the difference of the color among the same models. NOTE If the problem persists after executing the setting standard tone, find another causes. 4-233 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 485: Duplex Blur_white Spot_blur On Color Print-out

    6) Decrease the value for each color and see whether the symptom disappears. In this case, [-4] was applied and solved the blur. 7) As there can be variation for each device, change T1, T2 and observe the results. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-234...
  • Page 486: Other Errors

    4.8. Other Errors 4.8.1. Image system problem Problem Description Troubleshooting Page Toner cartridge detection error P.4–236 Image registration problem occurs after ACR (Auto Color Registration) P.4–237 How to handle TRC error & ACR P.4–238 4-235 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 487 6) Bad connection between the main board and the CRUM Joint PBA Check the connection between the main board and the CRUM Joint PBA. If the connection is bad, replace the harness or the CRUM Joint PBA or main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-236...
  • Page 488 If the value is 1152 like the above report, ACR cannot be done. LSU need to be replaced. Succeeded or Failed for ACR: [0] → ACR was performed OK [OK] Succeeded or Failed for ACR: [1] → ACR was not performed OK [Fail] 4-237 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 489 Too low - 190: needs to be adjusted counter-clockwise by 10 clicks Too high - 210: needs to be adjusted clockwise by 10 clicks If the value is between 193~217 then it does not need to be adjusted Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-238...
  • Page 490: Fuser Problem

    1) Acoustic noise in Fuser unit • Symptom : Acoustic noise from fuser assembly in early stage of printing • Cause : Fuser belt edges is damaged. • Troubleshooting 1) Replace the fuser unit with new one. 4-239 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 491: Scanner And Document Feeder Problem

    4. Troubleshooting 4.8.3. Scanner and Document Feeder problem Problem Description Troubleshooting Page Noise of ADF Hinge / Crack of ADF Hinge / ADF can’t be fixed as open P.4–241 ADF is not recognized. P.4–241 Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-240...
  • Page 492 ADF power cable fails. • Troubleshooting 1) Reassemble the ADF power cable and if it does not solve the problem, replace the cable. 2) Adjust harness and make it fixed with cable tie. 4-241 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 493: Drive Unit Problem

    (Service Mode > Diagnostics > Engine Diagnostics > Engine Test Routines > Fuser Motor Forward) 3) Remove the fuser unit. And execute the fuser motor test again. 4) If the machine still makes noise, replace the “DRIVE-FUSER EXIT” Assy. 5) If not, replace the fuser unit. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-242...
  • Page 494: Feeding System Problem

    1) Check the harness connection. If the harness is not connected correctly, reconnect it. 2) Check the pick up unit and pick up drive unit connector on main board. If the connector has some problem of soldering, replace the main board. 4-243 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 495 Envelope is wrinkled when printing from MP tray. • Troubleshooting 1) Enter SVC mode. 2) Select “Envelope Rotate”. (Service Functions > Envelope Rotate) 3) Select one menu among ‘off’, ‘90 degree’, ‘180 degree. (Refer to 4.5.6.18. Envelope Rotate) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-244...
  • Page 496: Lsu Problem

    Cause : LSU motor defect • Troubleshooting 1) Enter the service mode and execute the LSU motor test. 2) If the LSU motor run sound is loud, replace the LSU. 3) If not, check the other unit. 4-245 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 497: Electrical Circuit Problem

    24V output channel before replacing the SMPS. 5) If Main board and signal is abnormal and all 24V output channels are nearly 0V, inspect the harness, connector and main board. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-246...
  • Page 498 Surge voltage from the outside may cause the defects. 4) If those components have visible defects, then the main board should be changed. 4-247 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 499 2) If the touch malfunction persists, check the followings. a) Press "Power button“ until the pop up will be displayed. b) Press pop-up area except “Cancel” and “Turn Off” button until the password window will be displayed. Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-248...
  • Page 500 Proiority : 1.(default) → 4. 401K_500K → 5. 500K_599K → 3. 148K_290K → 2. 86K_216K f) Check the touch operation. If the touch malfunction persists, change “Touch Config” to another value and test the touch operation again. 4-249 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 501 Symptom : Home screen icon is disappeared or UI screen is broken. • Cause : UI software error • Troubleshooting 1) Enter SVC mode. (Refer to 4.5.1) 2) Execute “Main Memory Clear” (Service Functions > Main Memory Clear) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-250...
  • Page 502: Adjusting The Dsdf Skew

    4. Troubleshooting 4.9. Adjusting the DSDF skew 1) Stand the ADF unit. Loosen 2 screws securing both hinge units slightly. 4-251 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 503 If the skew image is like a below sample, adjust the hinge unit to the direction of arrow. (1 scale => 1.0 mm skew adjustment) b) If the skew image is like a below sample, adjust the hinge unit to the direction of arrow. (1 scale => 1.0 mm skew adjustment) Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-252...
  • Page 504 4. Troubleshooting 3) Detach the ADF sponge after adjusting the skew. Place the ADF sponge on platen glass. And then close the ADF unit to stick the sponge. 4-253 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 505: Connection Diagram

    SC L2_FUSE R THERM_ REAR1 J C39- 02244A THERM_ REAR2 DGND M_ TC_VI N_K THERM_ FRONT1 SENS OR 24V1_TC THERM_ FRONT2 M_ TNR_VCON _K R_5V_PS DGND nSENSE_RES_FULL A_RES_MY nA_RES_M Y nB_RES_M Y B_RES_M Y To FDB Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 506: Connection Diagram (scanner)

    FB_DUP2 10V_CCD FB_PU1 10V_CCD FB_PU2 10V_CCD DGND 10V_CCD CN54 BBP NEN_BLDC_OPC_K NREADY_BLDC_OPC_K NEN_BLDC_OPC_C NREADY_BLDC_OPC_C NEN_BLDC_OPC_M NREADY_BLDC_OPC_M NEN_BLDC_OPC_Y NREADY_BLDC_OPC_Y NSENSE_SHUT_ACR NREADY_BLDC_FUSE R NEN_STEP _RES _KC DI R_STEP_RES_KC NEN_STEP _RES _M Y DI R_STEP_RES_M Y DGND Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 507: Connection Diagram (lsu_ope_usb)

    DGND DGND nVDO_K_B2_DN nLDON_LSU_K nVDO_K_B2_DP DGND DGND DGND DGND nSH_K2 nSH_K1 CON_DETECT _L SU DGND nVDO_K_B1_DN nVDO_K_B1_DP DGND nHSYNC_K_DN nHSYNC_K_DP DGND PW M _LD_POW ER_K DGND ADC_LSU_TE MP CON_DETE CT_LSU Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 508: Connection Diagram (side_mp_feed_regi_pick-up)

    DGND nSENSE_P_FUSER_OUT J C39-0 2209A SI DE To FDB 2- 292246- 2/ J C39- 02338A J C39- 02341A TYCO CURL 1 2- 292249- 2/ TYCO CURL 2 Col or H C F LC T Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 509: Connection Diagram (opc_wtb_cst Lock)

    OUT_DC_CST_LOCK2_1 R_5V_PS DGND nSENSE_CST_LOCK2 LSU PD / RESERVOI R SENSOR -1. 5m m / 22*1P CN26 LSU P M OTOR J C39- 02231A 5V_LSU 5V_LSU DGND 24V2 DGND nSTART_L SU_M OT nREADY_LSU CLK_LSU_M OT Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 510: Connection Diagram (hvps_smps_fdb)

    ON_FUSER_CENTER EN_24V_ENGI NE DGND HV_SAW EN_24V_OPTI ON DGND FAN_SM PS FB_OUT_FAN_SM PS DGND nDETECT_CST1 DGND ADC_P_SI ZE1 DGND nDETECT_CST2 DGND ADC_P_SI ZE2 1. 8V_PS FAN_DEVE FB_OUT_FAN_DEVE DGND ADC_OUT_TEM P DGND ADC_OUT_HUM I 3. 3V_PS Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 511: Reference Information

    To clean the frame and scan glass Black soft cloth To cover the OPC drum Service Install guide, User guide, When installing the machine. Installation Admin guide Software CD When installing the machine. Installation Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 512 Image Remark Test Chart To check the image quality Service A4 image, A3 image, • Skew Spare Kit To fix the unit or parts Service Screw, E-Ring • Clamp To form the harness Service Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 513: 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© 1995-2013 SAMSUNG. All rights reserved.
  • Page 514 Hard Disk Drive (HDD), commonly referred to as a hard drive or hard disk, is a non-volatile storage device which stores digitally-encoded data on rapidly rotating platters with magnetic surfaces. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 515 As most faxes consist mostly of white space, this minimizes the transmission time of most faxes. Modified Modified READ (MMR) is a compression method recommended by ITU-T T.6. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 516 Resolution resolution. Server Message Block (SMB) is a network protocol mainly applied to share files, printers, serial ports, and miscellaneous communications between nodes on a network. It also provides an authenticated Interprocess communication mechanism. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 517 (WAP) and any wireless laptop or WPA-PSK desktop devices. WPA-PSK generates a unique key for each session between a wireless client and the associated WAP for more advanced security. Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 518 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© 1995-2013 SAMSUNG. All rights reserved.
  • Page 519: Model Name And Code

    - Applying Independent sub brand name by Segment : Xpress / ProXpress / MultiXpress 2) Model code Information • Basic Structure : [SL-●○○■□◆◆] ◆◆ : Function Information • Function Network Wireless Network Duplex Printing Reverse Type ADF XOA (eXtensible Open Architecture) Handset Auto Document Feeder Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 520: Document Revision List

    P.3–29 1.03 01/Jul/2015 P.3–13 Add ACR sensor cleaning. 1.04 17/Jul/2015 P.3–11 Add note for deve unit replacement. 1.05 29/Jul/2015 P.4–58 Add explanation for Auto Skew Correction during job box in ADF manual adjustment. 6-10 Copyright© 1995-2013 SAMSUNG. All rights reserved.
  • Page 521 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 © 2013 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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