Samsung SCX 3205 Service Manual
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Samsung SCX 3205 Service Manual

Mono laser mfp
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See also: User Manual
1. Print / Copy Speed
• 17 ppm in letter
2. Processor
• Jupiter5 375 Mhz
3. Printer Language Emulations
• SPL, PCL5e
4. Memory
• 32 MB (SCX-3200/3205)
• 128 MB (SCX-3205W)

Service Manual

Mono Laser MFP
SCX-3200/3205
SCX-3205W
5. Interfaces
• One USB port
• One 10/100 Base TX network connector (SCX-3205W)
• One 802.11b/g/n wireless module (SCX-3205W)
6. Toner cartridge
• Initial : 700 pages
• Sales : 1,500 pages
7. Machine life
• 30,000 sheets or 3 years (whichever comes first)

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Summary of Contents for Samsung SCX 3205

  • Page 1: Service Manual

    Service Manual Mono Laser MFP SCX-3200/3205 SCX-3205W 1. Print / Copy Speed 5. Interfaces • 17 ppm in letter • One USB port • One 10/100 Base TX network connector (SCX-3205W) 2. Processor • One 802.11b/g/n wireless module (SCX-3205W) • Jupiter5 375 Mhz 6.
  • Page 2 GSPN (Global Service Partner Network) North America : service.samsungportal.com Latin America : latin.samsungportal.com CIS : cis.samsungportal.com Europe : europe.samsungportal.com ⓒ Samsung Electronics Co.,Ltd. February. 2010 China : china.samsungportal.com Printed in Korea. Asia : asia.samsungportal.com Mideast & Africa : mea.samsungportal.com VERSION NO. : 1.00...

  • Page 3: Table Of Contents

    Contents chapter 1 Precautions 1.1 Safety Warning …………………………………………………… 1-1 1.2 Caution for safety ………………………………………………… 1-2 1.2.1 Toxic material ………………………………………………… 1-2 1.2.2 Electric Shock and Fire Safety Precautions ……………… 1-2 1.2.3 Handling Precautions ……………………………………… 1-3 1.2.4 Assembly / Disassembly Precautions …………………… 1-3 1.2.5 Disregarding this warning may cause bodily injury ………...
  • Page 4 Contents 3.2 Screws used in the printer ……………………………………… 3-2 3.3 Left / Right cover ………………………………………………… 3-3 3.4 Scanner unit ……………………………………………………… 3-4 3.4.1 OPE unit ……………………………………………………… 3-5 3.4.2 CIS unit ……………………………………………………… 3-6 3.4.3 Scan motor …………………………………………………… 3-7 3.5 Middle cover and COVER-OPEN ……………………………… 3-9 3.6 Front and Rear cover ……………………………………………...
  • Page 5 Contents chapter 5 System Diagram 5.1 Block Diagram …………………………………………………… 5-1 5.2 Connection Diagram……………………………………………… 5-2 chapter 6 Reference Information 6.1 Tool for Troubleshooting ………………………………………… 6-1 6.2 Acronyms and Abbreviations …………………………………… 6-2 6.2.1 Acronyms …………………………………………………… 6-2 6.2.2 Service Parts ………………………………………………… 6-4 6.3 A4 ISO 19798 Standard Pattern ………………………………… 6-8 6.3.1 A4 ISO 19752 Standard Pattern ……………………………...

  • Page 6: Safety Warning

    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 7: Caution For Safety

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

  • Page 8: Handling Precautions

    1.2.4 Assembly / Disassembly precautions 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.

  • Page 9: Disregarding This Warning May Cause Bodily Injury

    Failure to do so could cause the printer to tip or fall possibly causing personal injury or damaging the printer. (5) Do not install the printer on a sloping or unstable surface. After installation, double check that the printer is stable. Samsung Electronics Service Manual...

  • Page 10: 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. Samsung Electronics Service Manual...

  • Page 11: Product Specifications

    • One 10/100 Base TX network connector (SCX-3205W) • One 802.11b/g/n wireless module (SCX-3205W) SCX-3200/3205 SCX-3205W 6. Toner cartridge • Initial : 700 pages • Sales : 1,500 pages 7. Machine life • 30,000 sheets or 3 years (whichever comes first) Service Manual Samsung Electronics...

  • Page 12: Specifications

    Engine :30,000 sheets or 3 years (whichever comes first) (whichever comes first) ADF Feed Roller ADF Rubber Pad Pick-up Roller 30,000 pages 30,000 pages Transfer Roller 30,000 pages 30,000 pages Fuser Unit 30,000 pages 30,000 pages 375 MHz 375 MHz Service Manual Samsung Electronics...

  • Page 13: Print Specification

    HP-UX (Rel 9.x & Rel 10.x), SCO 5.x, SUNOS 5.5, Sparc or Solaris 2.5 Printing TCP/IPv4/IPv6, HTTP, SNMPv1/v2c/v3, Protocols LDAP, SMTP, Ethertalk Novell N/W Netware 5.x, 6.x (TCP/IP Only) Print Service Device Rendezvous(Bonjour), SLP, UPnP Discovery Service Manual Samsung Electronics...

  • Page 14: Scan Specification

    Internal: 30 bit, External : 24 bit Mono - 1bit for Lineart & Halftone - 1bit for Lineart & Halftone - 8bits for Gray scale - 8bits for Gray scale Scan to Application Email HTTP(S) Scan Manager Network Scan Service Manual Samsung Electronics...
  • Page 15 - Ubuntu 6.04, 6.10, 7.04, 7.10, 8.04 - Ubuntu 6.04, 6.10, 7.04, 7.10, 8.04 (32/64bit) (32/64bit) - Debian 3.1, 4.0 (32/64bit) - Debian 3.1, 4.0 (32/64bit) Mac OS 10.3~10.6 Mac OS 10.3~10.6 Network Scan None None Service Manual Samsung Electronics...

  • Page 16: Copy Specification

    600x600dpi), Printing : 1200x1200dpi Automatic Background Off, Auto Off, Auto Suppression Darkness Control 5 Level 5 Level Collation Copy Special Copy ID Card Copy Margin Shift Book Copy Covers Transparencies Create Booklet N-up copy Clone Poster Service Manual Samsung Electronics...

  • Page 17: Paper Handling

    Labels, Card stock Labels, Card stock Duplex Media Weight Main Tray 16~32lb (60 to 120g/㎡) 16~32lb (60 to 120g/㎡) Manual Tray 16~43 lb (60 to 163g/㎡) 16~43 lb (60 to 163g/㎡) Duplex ADF Capacity ADF Document Size Service Manual Samsung Electronics...
  • Page 18 Yes (Windows, Mac, Linux) Printer Settings Utility Yes (Windows, Mac, Linux) Yes (Windows, Mac, Linux) Network Scan Scan Manager Yes (Windows, Mac) Yes (Windows, Mac) PC-FAX Direct Printing Utility Network SWAS SyncThru Web Admin Service 5.0 Application (Windows) SetIP Service Manual Samsung Electronics...
  • Page 19 (Ships with 700 pages Starter Toner (Ships with 700 pages Starter Toner Cartridge) Cartridge) Declared cartridge yield in Declared cartridge yield in accordance with ISO/IEC 19752 accordance with ISO/IEC 19752 Level Sensor Toner Count Yes (CRUM) Yes (CRUM) Service Manual Samsung Electronics...
  • Page 20 Product spec and feature 2.1.2.9 Options Items Specification Memory Second Cassette Wired Network Wireless Network Hard Disk Duplex Unit 2-10 Service Manual Samsung Electronics...

  • Page 21: Model Comparison Table

    High speed USB 2.0 Wireless (SCX-3205W) General Noise level 49 dBA 48 dBA 52 dBA Dimension 15.9” x 11.7” x 9.2” 16.1” x 16.8” x 9.1” 18.00” x 14.5” x 12.7” WxDxH Consumables 1.5K 2K(1K) 2.0K 2-11 Service Manual Samsung Electronics...

  • Page 22: System Overview

    This illustration may differ from your machine depending on its model. Front door Paper width guides Control panel Scanner lid Output tray (face down) Scanner glass Output support Scan unit Tray Inner cover Paper length guide Toner cartridge 2-12 Service Manual Samsung Electronics...

  • Page 23: Rear View

    Product spec and feature 2.2.2 Rear View This illustration may differ from your machine depending on its model. USB port Network port Power cord receptacle a. SCX-3205W(K) only 2-13 Service Manual Samsung Electronics...

  • Page 24: System Layout

    PC Interface. NAME NAME Pressure roller Transfer roller Heat roller Deve roller Exit roller Supply roller Toner Cartridge Feed roller Friction pad Charge roller Pickup roller 2-14 Service Manual Samsung Electronics...

  • Page 25: Feeding Part

    In the front side, there is a paper level indicator. 3) Pick- up roller The paper feed system is comprised of a paper pickup, driving, control function, paper feeding, and static removal function. The Pick up roller is driven by a solenoid. 2-15 Service Manual Samsung Electronics...

  • Page 26: Transfer Roller

    A step motor is used for driving the assembly; it mounted to the left frame. • Driving Frequency: Step Motor 840 PPS (1050rpm) • Drive system is comprised of: Stepping Motor → Pick-up/Feeder/Transfer/Fuser/Exit 2-16 Service Manual Samsung Electronics...

  • Page 27: Pressure Roller

    Teflon. When a paper passes between a heat roller and a pressure roller, toner adheres to the surface of a paper permanently. 5) Halogen Lamp - Voltage 120 V : 115 ± 5 % 220 V : 230 ± 5 % - Capacity : 600 Watt ± 25 W 2-17 Service Manual Samsung Electronics...
  • Page 28 - A caution label has been added to the Fuser Unit to warn the customer of the “Hot Area”, so they can use care when in that area. It can be easily seen when customer opens the rear cover. 2-18 Service Manual Samsung Electronics...
  • Page 29 The controller detects the /HSYNC signal to adjust the vertical line of the image on paper. The /HSYNC signal is used to synchronize the image data with the left margin of the paper. OPC Drum Photo Diode Polygon Mirror Polygon Motor Motor Driver LD Driver circit LD(Laser Diode) Protector panel 2-19 Service Manual Samsung Electronics...

  • Page 30: Toner Cartridge

    • Handling of wasted toner : Waste [residual] toner is cleaned off the drum by means of a cleaning blade. • OPC Drum Protecting Shutter : None • Classifying device for toner cartridge: ID is classified by CRUM. Max -1.4KV Cleaning Blade -100V Cleaning Roller 0.20mW -720V -150V↓ -350V +3.5kV -550V 2-20 Service Manual Samsung Electronics...

  • Page 31: Engine H/W Specifications

    UP_CLUTCH OUTBIN OUTBIN FULL FULL CN17. CN17. CN8. CN8. CN2. CN2. MAIN MAIN MOTOR MOTOR CN16. CN16. CN6. CN6. POWER POWER CN4. WIERED LAN CN4. WIERED LAN CN1. CN1. (wireless only) (wireless only) HYPER HYPER 2-21 Service Manual Samsung Electronics...
  • Page 32 Store System Program and can be download System Program through PC Interface - Capacity : 4MByte(SCX-3200/3205), 8MByte(SCX-3205W) 2) DDR2 SDRAM When Printing, use Band Buffer, System Working Memory Area. - Capacity : 32M Byte (SCX-3200/3205) 128M Byte (SCX-3205W) for printing System Working Memory Area 2-22 Service Manual Samsung Electronics...
  • Page 33 TR driven from the noise, which may occur when the solenoid is de-energized. ■ Motor Driving The main motor driving circuits is on the main board There is motor driver IC on the main board, to control the step motor. 2-23 Service Manual Samsung Electronics...
  • Page 34 It is consisted of the SMPS portion, which supplies the DC power for driving the system, and AC to power the Fuser Unit. SMPS has two output channels, which are +3.3V and +24V. Main Board Main Board Fuser Fuser 2-24 Service Manual Samsung Electronics...
  • Page 35 - Output Voltage Rising Time : 50 ms Max - Output Voltage Falling Time : 50 ms Max - Output Loading range : 10 MΩ ~ 1000 MΩ - Output Control Signal (BIAS-PWM) : the CPU is HV output when PWM is low. 2-25 Service Manual Samsung Electronics...
  • Page 36 1.8A 100ms RIPPLE NOISE Voltage 100mVp-p Under 500mVp-p Maximum output 2.64W 32.4W Peak output 3.3W 43.2W 100ms Protection for loading shortage Shut down or Fuse Shut down or Output and overflowing current Protection Voltage Drop 2-26 Service Manual Samsung Electronics...

  • Page 37: Engine F/W Contol Algorithm

    ; the voltage values change to compensate for the environmental conditions. It is managed through an AD converter. The voltage value for the transfer roller is decided by the changed value. 2-27 Service Manual Samsung Electronics...

  • Page 38: Lsu

    The engine mode is changed to recovery mode and the engine informs the main system of the engine mode. And the engine checks the LSU error. If the error doesn’t happen, the printing job will be proceeding. 2-28 Service Manual Samsung Electronics...

  • Page 39: S/W Descriptions

    (PCL, PS, GDI, etc.) to be able to allow the user to take same output as original composed in Host. 2. Kernel that control and management the whole procedure include of Control flow and Printing Job before transfer to Engine system. 2-29 Service Manual Samsung Electronics...
  • Page 40 4. Port Monitor that manages the network communication between spooler and Network Interface Card, or various additional application and Network Interface Card,(this is, at first, make communication logical port, manage the data, transfer them from spooler to network port, and offer the result of printing). 2-30 Service Manual Samsung Electronics...
  • Page 41 - Engine print the received data to required paper with the sequential developing process. The additional printing function are realized in: (1) Web environment. (2) Window environment. On addition, Kernel informs the printing and printer status to end-user made printing job with the Status Monitor. 2-31 Service Manual Samsung Electronics...

  • Page 42: Precautions When Replacing Parts

    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 43: Screws Used In The Printer

    FRAME-PAPER PATH SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000282 FRAME-FEED IDLE SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,- 6003-000269 SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- FRMAE MAIN-LEFT 6003-000282 SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,- 6003-000269 FRMAE MAIN-RIGHT SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- 6003-000269 FRAME MAIN-MIDDLE SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- 6003-000282 SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,- 6003-000282 COVER-TOP SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,- 6003-000282 CARTRIDGE-TONER SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,- 6003-000269 SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- MAIN LINE 6003-000282 SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SWRCH18A,- Service Manual Samsung Electronics...

  • Page 44: Left / Right Cover

    3.3 Left / Right cover 1. Remove 2 screws. 3. Take off the right cover by removing hooks from its edge. 2. Open the scanner unit. 4. Take off the left cover by removing hooks from its edge. Service Manual Samsung Electronics...

  • Page 45: Scanner Unit

    5. Release the linker from the rail while pushing it to the direction of arrow. 3. Release the connectors from the 2 holes. 6. Push the scanner unit to the front. Lift up and release it. Service Manual Samsung Electronics...

  • Page 46: Ope Unit

    Disassembly and Reassembly 3.4.1 OPE unit 1. Open the scanner unit. Remove 2 screws. 3. Release the OPE unit after unplugging 2 connectors. 2. Pull up the OPE unit. Service Manual Samsung Electronics...

  • Page 47: Cis Unit

    5. Release the hook from the right. 3. Lift up and release the scan glass. 6. Release the CIS unit. CIS unit CIS unit CIS unit CIS unit CIS unit CIS unit CIS unit CIS unit CIS unit CIS unit Service Manual Samsung Electronics...

  • Page 48: Scan Motor

    Shaft CAP-SENSOR Shaft CAP-SENSOR 6. Release the CAP-SCAN Motor after removing 1 Shaft screw. CAP-SENSOR 3. Remove the OPE unit and scan glass. (Refer to 3.4.1~3.4.2) 4. Release the belt. Belt CAP-SCAN Belt CAP-SCAN Belt CAP-SCAN Service Manual Samsung Electronics...
  • Page 49 Disassembly and Reassembly Belt Belt CAP-SCAN CAP-SCAN 7. Remove 3 screws. 8. Release the scan motor. Service Manual Samsung Electronics...

  • Page 50: Middle Cover And Cover-Open

    3. Unplug the connector on the main PBA. 2. Release the link from both sides of the COVER- OPEN. COVER-OPEN COVER-OPEN COVER-OPEN COVER-OPEN COVER-OPEN COVER-OPEN 4. Lift up and release the middle cover and COVER-OPEN after removing 4 screws. Service Manual Samsung Electronics...

  • Page 51: Front And Rear Cover

    3. Remove the middle cover. (Refer to 3.5) 4. Release the rear cover after removing 4 screws. 3.7 Main PBA 1. Remove the right cover. 2. Release the main PBA after removing 4 screws and all connectors. 3-10 Service Manual Samsung Electronics...

  • Page 52: Smps / Hvps Board

    1. To remove the SMPS/HVPS board, first remove the right/middle/rear cover. (Refer to 3.3~3.6) 2. Remove 4 screws. Unplug all connectors. And release the main-PBA bracket. 3. Remove the SMPS-cover after removing 4. Unplug the fuser connector. 1 screw. 5. Release the SMPS/HVPS board after removing 11 screws. 3-11 Service Manual Samsung Electronics...

  • Page 53: Fuser Unit

    1. Remove the right / scanner unit / middle / rear cover. (Refer to 3.3~3.6) 2. Unplug the connector on SMPS/HVPS board. 3. Remove 4 screws. 4. Pull the fuser unit to the direction of arrow slightly and release it. 3-12 Service Manual Samsung Electronics...

  • Page 54: Lsu

    2. Remove 4 screw securing the COVER-LSU and release the main motor harness. 3. Release the COVER-LSU. COVER-LSU COVER-LSU COVER-LSU Front view Front view Top view Top view Front view Top view 4. Remove 3 screws and 2 flat cables. Release the LSU. 3-13 Service Manual Samsung Electronics...

  • Page 55: Drive Unit

    Disassembly and Reassembly 3.11 Drive unit 1. Remove the left cover. 2. Remove 3 screws. Release the drive unit. 3-14 Service Manual Samsung Electronics...

  • Page 56: Step Motor

    1. Remove the drive unit. (Refer to 3.11) Caution 2. Remove 6 screws. Release the left-frame When reassembling the drive unit, put down the bracket. drive unit and assemble the left-frame bracket. 3. Remove 2 screws. Release the step motor. 3-15 Service Manual Samsung Electronics...

  • Page 57: Pick Up Roller

    Disassembly and Reassembly 3.13 Pick up roller 1. Open the top cover. 2. Take out the toner cartridge. 3. Push the hinge to the direction of arrow. Hook Hook 3-16 Service Manual Samsung Electronics...

  • Page 58: Transfer Roller

    2. Take out the toner cartridge. 3. Pull the shaft to the direction of arrow by driver and release the transfer roller. Driver Driver Hook Hook Transfer roller Transfer roller Caution - Don’t touch the surface of transfer roller. 3-17 Service Manual Samsung Electronics...

  • Page 59: Alignment And Troubleshooting

    Begins a printing, copying or scanning job depending on which function you Start ( are using. Wireless LED Shows the current status of the wireless network connection. (SCX-3205W(K) only) Status LED Shows the status of your machine. Service Manual Samsung Electronics...

  • Page 60: Understanding The Status Led

    Wireless network is disconnected. Wireless network is connected. Slowly blinks The machine starts connecting to a wireless network. Quickly blinks • The machine is connecting to access point (or wireless router). • Wireless network connection is being disconnected. Service Manual Samsung Electronics...

  • Page 61: Jam Removal

    3. Remove the jammed paper by gently pulling it straight out. If the paper does not move when you pull, or if you do not see the paper in this area, check inside the machine. Service Manual Samsung Electronics...
  • Page 62 2. Close the inner cover and the scan unit in order. The jammed paper is automatically ejected from the machine. If the paper does not eject, go to the next step. 6. Open the fuser unit cover. 3. Open the scan unit. Service Manual Samsung Electronics...
  • Page 63 If you do not see the jammed paper, go to the next step. 10. Insert the toner cartridge back into the machine. 8. Pull the toner cartridge out. 11. Close the inner cover and the scan unit in order. Printing automatically resumes. Service Manual Samsung Electronics...

  • Page 64: Edc Mode

    * Allow 1 second for the printer to process the command from EDC before pressing then next button. ■ Menu Map 0. Check Cover Status 1. Check Sensor Status 2. Test Motor 3. Test Fan 4. Test Clutch & Solenoid 5. Fuser Control 6. LSU Control 7. DEV Control Service Manual Samsung Electronics...
  • Page 65 Temp Control Fuser on and off. “ON” is selected, fuser will be active and display the fuser temperature [XXX] but “OFF” is selected, fuser will be stop. Fuser Temp. Fuser temperature displayed on LCD (example: [170] ) Service Manual Samsung Electronics...
  • Page 66 LSU Ready If “Enter” button is pushed after “ON” displayed, motor will be run. ”1” message will be displayed. Hsync If “Enter” button is pushed after “ON” displayed, motor will be run. ”1” message will be displayed. Service Manual Samsung Electronics...

  • Page 67: Tech Mode

    - Power Off/On - Automatically machine will exit tech mode if user does not press any key in 30 seconds ■ Exceptional case - We can’t enter tech mode while machine is working such as printing/scanning/copying Service Manual Samsung Electronics...
  • Page 68 Factory Memory Clear (FC) Factory Memory Clear (FC) Toner Low Level Control Toner Low Level Control ■ Usage Counter Report We can know customer mostly uses machine for what kind of job and estimates particular unit life status. 4-10 Service Manual Samsung Electronics...
  • Page 69 Alignment and Troubleshooting ■ Shading Report We can know there is error in scanner device. (For more detail contents, refer to S3-3122 error codes page) 4-11 Service Manual Samsung Electronics...
  • Page 70 Alignment and Troubleshooting ■ Supplies Info Report We can know consumable unit life status and toner using status. 4-12 Service Manual Samsung Electronics...
  • Page 71 Alignment and Troubleshooting ■ Event Log Report We can know which kinds of errors has occurred and its history. ■ Customer Assistance Report It give brief information to know how to memory clear and FW upgrade. 4-13 Service Manual Samsung Electronics...

  • Page 72: Configuration Report

    ■ Configuration Report We can check various SW version and current machine setting status. In order to print, press more than 2 seconds in idle status and release button when status green LED is blinking slowly. 4-14 Service Manual Samsung Electronics...

  • Page 73: Network Configuration Report

    We can check wired/wireless network information and setting values. In order to print, press more than 4 seconds in idle status and release button when status green LED is blinking fast. It just supports wireless machine model. 4-15 Service Manual Samsung Electronics...
  • Page 74 10%, machine will blinking red status LED. The rate of toner low level can be changed using this feature. 1. Select “LC” menu in tech mode 2. Select number using Up/Dn key - Available range 1%~30% 3. Select Start Key 4-16 Service Manual Samsung Electronics...

  • Page 75: Upgrade Firmware

    4. Input command “usblist2.exe <firmware filename>” 5. firmware will be downloaded and machine starts upgrading 6. At this time, LED of machine is looping until upgrading is completed 7. When upgrading is completed, machine is automatically re-booting. 4-17 Service Manual Samsung Electronics...
  • Page 76 4.1.6.2 Upgrade firmware using Network [upgrading preparations] - Wired or Wireless Network connection is established - Firmware file to upgrade [Upgrade Procedure] 1. Open Web-browser and input IP address of machine 2. Log-in Admin Mode ID: Admin, PW: sec00000 4-18 Service Manual Samsung Electronics...
  • Page 77 Alignment and Troubleshooting 3. Select Maintenance menu and click “upgrade wizard” 4. Select firmware file using “browser” button and press next button. 5. SyncThru will check verify firmware file and compare version and press next button. 4-19 Service Manual Samsung Electronics...
  • Page 78 Alignment and Troubleshooting 6. Machine starts upgrading. SyncThru will return home page after upgrading is completed. 4-20 Service Manual Samsung Electronics...
  • Page 79 1) Click ‘Direct Print Configuration’ in the pop up wind 1) Click Direct Print Configuration in the pop up wind dows when clicking ‘Direct Print’ dows when clicking Direct Print 2) In the ‘Services’ Menu, check ‘Direct Print’. 4-20 Service Manual SAMSUNG ELECTRONICS...
  • Page 80 Alignment & Tr roubleshooting 1) Click ‘System Security’ in the ‘Security’ menu. 2) Select ‘Feature Management’ in the left frame. 3)In the ‘Services’ Menu, check ‘Direct Print’. 4-20 Service Manual SAMSUNG ELECTRONICS...

  • Page 81: Periodic Defective Image

    Transfer Roller 39.2mm Ghost, Damaged image by abnormal transfer Transfer roller Pressure Roller 75.4mm Background Fuser Fusing Roller 77.5mm Black spot and image ghost Pressure roller Transfer roller Heat roller Deve roller Charge roller Supply roller 4-21 Service Manual Samsung Electronics...

  • Page 82: Troubleshooting

    Green LED - Main PBA - Panel PBA error Check the Ready or display error code. Error LED ON? Power save (Refer to 4.2.2) Test Print printing Refer to "Solution Quality is of Image Problem" Nomal? 4-22 Service Manual Samsung Electronics...

  • Page 83: Error Code And Troubleshooting

    Peripheral System Not defined yet. Not defined yet. S2 → 41 → 10 (Cover Open) 10 (Cover Open) System System U1 → 21 → 13 (Fuser Low Error) 13 (Fuser Low Error) Marker Units Marker Units 4-23 Service Manual Samsung Electronics...

  • Page 84: Error Code List

    Fuser Unit Failure #U1-2141. Please turn off then on. 4-41 page U2-5111 Black LSU Unit Failure: #U2-5111. Please turn off then on. 4-42 page U2-5113 Black LSU Unit Failure: #U2-5113. Please turn off then on. 4-43 page 4-24 Service Manual Samsung Electronics...

  • Page 85: Troubleshooting For Error Code

    If its life is at the end, turn the machine off and replace the toner cartridge with new one. ** Supply information report can be available in tech mode. In order to enter tech mode, please refer to 4.1.5 ● Replacement part 4-25 Service Manual Samsung Electronics...
  • Page 86 If its life is at the end, turn the machine off and replace the toner cartridge with new one. ** Supply information report can be available in tech mode. In order to enter tech mode, please refer to 4.1.5 ● Replacement part 4-26 Service Manual Samsung Electronics...
  • Page 87 If its life is at the end, turn the machine off and replace the toner cartridge with new one. ** Supply information report can be available in tech mode. In order to enter tech mode, please refer to 4.1.5 ● Replacement part 4-27 Service Manual Samsung Electronics...
  • Page 88 2. Physical obstacle is jamming the electronic signal through the modular jack. 3. The signal from set is not proper. ● Troubleshooting method : 1. Open the scan unit. 2. Open the inner cover. 3. Insert the toner cartridge into the machine. ● Replacement part 4-28 Service Manual Samsung Electronics...
  • Page 89 1. Print the supply information report. Check information of the toner cartridge. 2. If the toner cartridge is not a Samsung genuine toner cartridge, replace with new one. ** Supply information report can be available in tech mode. In order to enter tech mode, please refer to 4.1.5.
  • Page 90 3. If the paper does not eject, remove the jammed cover. paper by gently pulling it straight out. 2. Close the inner cover and the scan unit in order. The jammed paper is automatically ejected from the machine. ● Replacement part 4-30 Service Manual Samsung Electronics...
  • Page 91 2. Flex or fan the edge of the paper stack to separate the pages before loading the paper. Insert the paper into the tray. ● Replacement part 4-31 Service Manual Samsung Electronics...
  • Page 92 1. Pull the toner cartridge out and remove the jammed paper by gently pulling it straight out. 2. Insert the toner cartridge back into the machine. 3. Close the inner cover and the scan unit in order. Printing automatically resumes. ● Replacement part 4-32 Service Manual Samsung Electronics...
  • Page 93 The machine resumes printing. Machine can hold up to 50 sheets (80 g/m2) of plain paper. In order to prevent Out-bin full error again, use output tray guide such as following picture. ● Replacement part 4-33 Service Manual Samsung Electronics...
  • Page 94 1. Check whether the door is closed perfectly. 2. Check the cover open switch on the HVPS is operated properly. If it is defective, replace the HVPS board. Cover Cover Open Open Switch Switch ● Replacement part 4-34 Service Manual Samsung Electronics...
  • Page 95 2. Check situation is same or not. usually scanner locked error would be cleared. 3. If scanner locked error is still not cleared, check if the home sensor or scanner motor is operated properly. Scanner Motor Scanner Motor ● Replacement part 4-35 Service Manual Samsung Electronics...
  • Page 96 “AA” menu (All Report). As soon as machine is booting up, if you choice second one menu(AA), report is printed without shading. At this time, result is shown only black shading. ● Replacement part 4-36 Service Manual Samsung Electronics...
  • Page 97 ※ Reference If wired network cable is connected, wireless does not work even though all of setting is completed and it has no H/W errors. Please check it without wired network cable. ● Replacement part 4-37 Service Manual Samsung Electronics...
  • Page 98 Machine can’t print data from Host PC. (Copy/Report can work) ● Troubleshooting method : Change IP address. ** IP Change Method 1. Connect USB 2. Execute PSU 3. Select Network Configuration Menu 4. Change IP 5. Press “adapt” button ● Replacement part 4-38 Service Manual Samsung Electronics...
  • Page 99 F. Check if the power voltage is normal. (Is the voltage during the operation ±10% of the rated voltage?) 3. If the problem persists, replace the fuser unit. 4. If the problem persists after replacing the fuser unit, replace the engine board or SMPS. ● Replacement part 4-39 Service Manual Samsung Electronics...
  • Page 100 F. Check if the power voltage is normal. (Is the voltage during the operation ±10% of the rated voltage?) 3. If the problem persists, replace the fuser unit. 4. If the problem persists after replacing the fuser unit, replace the engine board or SMPS. ● Replacement part 4-40 Service Manual Samsung Electronics...
  • Page 101 C. Check if the power voltage is normal. (Is the voltage during the operation ±10% of the rated voltage?) 3. If the problem persists, replace the fuser unit. 4. If the problem persists after replacing the fuser unit, replace the engine board or SMPS. ● Replacement part 4-41 Service Manual Samsung Electronics...
  • Page 102 1. Turn the machine on and turn it off again. Has the error message disappeared? 2. If the problem persists, replace the LSU unit. Caution Never remove the LD PBA with Power on. ● Replacement part 4-42 Service Manual Samsung Electronics...
  • Page 103 ● Troubleshooting method : 1. Turn the machine on and turn it off again. Has the error message disappeared? 2. If the problem persists, replace the LSU unit. Caution Never remove the LSU cover. ● Replacement part 4-43 Service Manual Samsung Electronics...

  • Page 104: Printing Quality Problems

    3. Partly depression or Replace the transfer roller if deformation on the surface of the occurred as No. 3. transfer roller. 4-44 Service Manual Samsung Electronics...
  • Page 105 4. If the fuser is defective, position of the voids. voids occur periodically at the top Remove if found. of a black image. 2. If the problems are not solved, replace the developer cartridge. 4-45 Service Manual Samsung Electronics...
  • Page 106 Charge Roller = 26.7 mm in the OPC. Supply Roller = 47.5 mm 2. If the malfunction persists, Develop Roller = 35.2 mm replace the developer. Transfer Roller = 39.2 mm 4-46 Service Manual Samsung Electronics...
  • Page 107 Clean the inside of the set against the paper particles and foreign matter in order not to cause the trouble. 4-47 Service Manual Samsung Electronics...
  • Page 108 Replace the HVPS if the problems by the toner stains between the high are not solved by the above four voltage terminal in the HVPS. directions. 4. Abnormal output from the HVPS. Check if the Toner Save mode is off. 4-48 Service Manual Samsung Electronics...
  • Page 109 2. Charge voltage is not turned terminal. on due to the bad contacts between power supply in the side of the Developer and 2. If the problem persists, replace charge terminal of HVPS. the HVPS board. 4-49 Service Manual Samsung Electronics...
  • Page 110 Occur in the developer cartridge, 2. The toner level is not even replace the developer and try to on the developer roller due to the print out. bad blade. 4-50 Service Manual Samsung Electronics...
  • Page 111 Clean the bushing part of the 4. Is the movement (Up and down) transfer roller. of the transfer roller smooth? If the problem is still not solved, 5. Is the HVPS normal? Replace the developer. 4-51 Service Manual Samsung Electronics...
  • Page 112 4. Transfer roller lifetime(30,000 sheets) and replace it. has expired. Instruct the customer that the machine has to be at average room 5. Abnormal low temperature temperate in order to produce good (below 10℃). copy quality. 4-52 Service Manual Samsung Electronics...
  • Page 113 Select ‘Thick Mode’ on paper type stock thicker than normal paper or menu from the software application transparencies such as OHP, higher and after using returning to the transfer voltage is required. original mode is recommended. 4-53 Service Manual Samsung Electronics...
  • Page 114 2. If the transfer roller is contaminated, run PC Cleaning contaminated, stains on the face Mode Print 2 or 3 times. of page will occur. And perform Self-Test 2 or 3 times to remove contamination. 4-54 Service Manual Samsung Electronics...
  • Page 115 Description : The back of the page is stained at 39.5 mm intervals. 1. Perform the OPC Cleaning Mode Print 2 or 3 times. Run Self-Test Transfer roller is contaminated. to remove the contamination of the transfer roller. 2. Replace the transfer roller if contaminated severely. 4-55 Service Manual Samsung Electronics...
  • Page 116 Alignment and Troubleshooting 13) Blank Page Print out (1) Description : Blank page is printed. Remove contamination of the Bad ground contacts in OPC and/or terminals of the developer and toner cartridge. the unit. 4-56 Service Manual Samsung Electronics...
  • Page 117 1. Perform the engine self test 2. If not solved by the above directions 1~2, replace the 2. Pressure roller is contaminated. engine board. 3. Turn the power off, delete the data of PC and try printing again. 4-57 Service Manual Samsung Electronics...

  • Page 118: Copy Problems

    Check the CIS harness contact 1. Check the CIS problem in main PBA Remake shading profile in the 2. Check shading profile. tech mode. 3. Check white/black reference Replace main PBA voltage in Main PBA. 4-58 Service Manual Samsung Electronics...
  • Page 119 2) White Copy Description : White page is printed out when Copy. Check the CIS harness contact. 1. Check the CIS problem in Main PBA. Remake shading profile in the 2. Check shading profile. tech mode. 4-59 Service Manual Samsung Electronics...
  • Page 120 Check the right position of the 1. Check the Scanner Motor Scanner Motor, and check the any and any mechanical disturbance. mechanical disturbance in the CIS carriage part. Replace main PBA. 2. Check the Motor Driver in Driver PBA. 4-60 Service Manual Samsung Electronics...
  • Page 121 Perform shading profile in the 1. Check shading profile. tech mode. The gap above 0.5 mm can 2. Check the gap between cause a blurred image. original and scanner glass. See "Print" troubleshooting. 3. Check printing quality. 4-61 Service Manual Samsung Electronics...

  • Page 122: Scan Problems

    (Refer to User's Manual.) If copy function works, replace the Main PBA. 3. Check if copy function If copy function doesn't work, operates normally. replace the CIS Ass'y and try again. 4-62 Service Manual Samsung Electronics...
  • Page 123 If the resolution is set too low, 2. Check if the resolution is Instruct the user as to how to set set too low in PC Scan options. the resolution properly. (Refer to User's Manual.) 4-63 Service Manual Samsung Electronics...

  • Page 124: Other Errors

    1. Solenoid malfunction (the solenoid does not work properly) Replace the solenoid if necessary. 2. Cassette holder pad is Clean the pad friction with soft contaminated with foreign clothe dampened with IPA (Isopropyl Alcohol). matter.(oil...) 4-64 Service Manual Samsung Electronics...
  • Page 125 1. Bending or deformation of Replace the defective actuator. the actuator of the paper sensor. 2. Check if the Reconnect the connector. connector of the sensor PBA is If the problem persist, replace the connected properly. sensor PBA. 4-65 Service Manual Samsung Electronics...
  • Page 126 Description : When system power is turned on, all lamps on the operator panel do not come on. 1. Check if the flat cable between the main board and Reconnect the flat cable. HVPS/SMPS board is connected correctly. 2. Check if the HVPS/SMPS Replace the HVPS/SMPS board. output is normal. 4-66 Service Manual Samsung Electronics...

  • Page 127: System Diagram

    System Diagram 5. System Diagram 5.1 Block Diagram Service Manual Samsung Electronics...

  • Page 128: Connection Diagram

    System Diagram 5.2 Connection Diagram CN10 CN15 HVPS I/F THERMISTOR FAN_MAIN Service Manual Samsung Electronics...

  • Page 129: Reference Information

    • Spring Hook Standard : For general use • Tweezers Standard : For general home use, small type. • Software (Driver) installation CD ROM • Cotton Swab Standard : For general home use, for medical service. Service Manual Samsung Electronics...

  • Page 130: Acronyms And Abbreviations

    CRU Memory IMAP Internet Message Access Protocol Center Ware Internet Printing Protocols CWDP Center Ware Device Discovery Images Per Minutes Software(Samsung equivalent of Internetwork Packet Exchange Samsung’s SyncThru) Image Quality CWIS Center Ware Internet Services International Telecommunication Union DADF Duplex Auto Document Feeder...
  • Page 131 PS/3 PostScript Level-3 USDR Un-Shut Down Rate(=NSDR) Printing Video Controller in the XCMI Samsung’s Management Information SPGPm(Graphic Processor for Printer) Base Quality, Cost, and Delivery Warranty Action Remote Control Panel W x D x H Width x Depth x Height...

  • Page 132: Service Parts

    ELA=Electrical Assembly, HOU =Housing MEA UNIT-COVER PA EXIT ASS’Y MEA= Mechanical Assembly, PA=Paper PMO-TRAY EXTENTION MP NE PMO= Processing Mold MP=Multi-Purpose(Bypass) tray NE=for NEC (common as Samsung Halk printer) MEC-CASSETTE ASS’Y(LETTER) MEC = Mechanic Combined unit COVER-M-FRONT M=Mold MPR-NAME/PLATE MPR= Machinery Press,...
  • Page 133 PMO-GUIDE DP SIDE DP=Duplex RING-CS CS= Compress GEAR-MP/DUP DRV MP =Multi-Purpose (Bypass) tray DUP DRV = Duplex Driver IPR-BRKT G DUPI PR=Iron Press BRKT=BRACKET G= Ground UP=Duplex PMO-BUSHING TX(B4) TX=Transmit PMO-TRAY CASE, MP MP=Multi-Purpose tray(Bypass tray) Service Manual Samsung Electronics...
  • Page 134 PBA SUB-MP-SEN =>Sub Printed circuit Board Assembly for the MP-SEN(= Multi-Purpose (Bypass) tray-Sensor) A/S MATERAL-PICKUP,MP FOOT-ML80 HOLDER CATCH CST MC2 MC2=>McKInley2 (Samsung Project code name) IPR-GROUND PLATE A(OPC) OPC=Organic Photo-Conductive ELA M/M-AUD SPEAKER ELA M/M => Electrical Assembly M/M AUD=Audio...
  • Page 135 REGI=Registration PBA SUB-REGI PBA SUB-REGI => Sub Printed circuit Board Assembly for the Registration GROUND-P_SCAN ROLLER GROUND-P =Ground-Press IPR-GUARD C/O S/W C/O = Cover Open S/W= Switch MEA UNIT-TX STACKER TX =Transmit IPR-WASHER SPRING CU CU=Curve Service Manual Samsung Electronics...

  • Page 136: A4 Iso 19752 Standard Pattern

    The life of the toner cartridge and the printing speed are measured using the pattern shown below. (The image is 70% of the actual A4 size). 6.3.1 A4 ISO 19752 Standard Pattern This test page is reproduced at 70% of the normal A4 size Service Manual Samsung Electronics...

  • Page 137: Selecting A Location

    • Front: 19 inches (enough space so that the paper tray can be removed) • Back: 4 inches (enough space for ventilation) • Right: 4 inches (enough space for ventilation) • Left: 4 inches (enough space for ventilation) Service Manual Samsung Electronics...

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