Samsung CLP-325 Series Service Manual
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Samsung CLP-325 Series Service Manual

Color laser printer
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- Model series : CLP-320/325
CLP-320N/CLP-321N(Network model)
CLP-325W (Wireless model)
- Speed(Color/Mono) : 4/16 ppm(A4). 4/17ppm(Let)
- Printing resolution : Max. 2,400 x 600 dpi
- Emulation : SPL-C / PCL-6(Network Model)
- Memory : 32MB (USB Model)
256MB (Network/Wireless Model)
Service Manual
Color Laser Printer
CLP-320/325 Series
CLP-320/325/326/320N/321N/325W
- Processor : Jupiter5(360MHz,CLP-320/325/320N/325W)
- Interface : IEEE 802.3,Ethernet(10/100Mbps)
Wireless: IEEE 802.11b/g(Only wireless model)
- Toner Cartridge
• Initial : 1K Toner(K), 0.7K Toner(C,M,Y, each)
• Sales : 1.5K Toner(K), 1K toner(C, M, Y each)
- Printer Life : 100,000 pages
Monthly Max. Duty : 20,000 pages/month

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Summary of Contents for Samsung CLP-325 Series

  • Page 1 Service Manual Color Laser Printer CLP-320/325 Series CLP-320/325/326/320N/321N/325W - Model series : CLP-320/325 - Processor : Jupiter5(360MHz,CLP-320/325/320N/325W) CLP-320N/CLP-321N(Network model) - Interface : IEEE 802.3,Ethernet(10/100Mbps) CLP-325W (Wireless model) Wireless: IEEE 802.11b/g(Only wireless model) - Speed(Color/Mono) : 4/16 ppm(A4). 4/17ppm(Let) - Toner Cartridge - Printing resolution : Max.

  • Page 2: Table Of Contents

    Contents chapter 1 Precautions 1.1 Safety Warning …………………………………………………… 1-1 1.2 Caution for safety ………………………………………………… 1-2 1.3 ESD Precautions ………………………………………………… 1-5 chapter 2 Product Overview 2.1 Product Specifications …………………………………………… 2-1 2.1.1 Product Overview …………………………………………… 2-1 2.1.2 Prouduct Specification ……………………………………… 2-2 2.1.3 Model Comparison Table …………………………………… 2-10 2.2 System Overview …………………………………………………...
  • Page 3 Contents 3.2.1 Replacement interval for parts with a limited life ………… 3-2 3.2.2 Printer Cleaning ……………………………………………… 3-3 3.3 Information Related to Disassembly and Assembly ………… 3-4 3.3.1 Special service parts ……………………………………… 3-4 3.3.2 Screws used in the printer ………………………………… 3-5 3.4 Disassembly Procedure …………………………………………...
  • Page 4 Contents 4.2.7 Common Linux Problems ………………………………… 4-52 4.2.8 Major Problems Trouble shooting ………………………… 4-56 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 6.3 Select a location for the printer …………………………………...

  • Page 5: 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 6: Caution For Safety

    Take care not to cut or damage the power cable or plugs when moving the machine. (9) Use caution during thunder or lightning storms. Samsung recommends that this machine be disconnected from the power source when such weather conditions are expected. Do not touch the machine or the power cord if it is still connected to the wall socket in these weather conditions.
  • Page 7 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 8 - The equipment must be installed near the socket outlet and must be accessible. - Be sure to fix and plug in the power cable securely after the installation so that no one trips over it. Samsung Electronics Service Manual...

  • Page 9: Esd Precautions

    9. Minimize bodily motions when handling unpackaged replacement ESDs. Normal motions, such as the brushing together of clothing fabric and lifting one’s foot from a carpeted floor, can generate static electricity sufficient to damage an ESD. Samsung Electronics Service Manual...

  • Page 10: Product Specifications

    • No LCD,3 keys ,7single LEDs and 1 dual LEDs 8. Toner cartridge • Black : 1K (initial) / 1.5K (sales) • Color : 0.7K (initial) / 1K (sales) 9. Color • There are two kinds of colors. (Gray and Black) Service Manual Samsung Electronics...

  • Page 11: Prouduct Specification

    210 x 297 mm (A4) 216 x 279 mm (Letter) 216 x 279 mm (Letter) 216 x 355.6 mm (Legal) 216 x 355.6 mm (Legal) Print Margin Side Margin: 4.23±2mm Side Margin: 4.23±2mm Top Margin: 4.23±3mm Top Margin: 4.23±3mm Service Manual Samsung Electronics...
  • Page 12 -Color mode(Color, Gray scale) -Color mode(Color, Gray scale) [Linux] [Linux] - N-up printing - N-up printing -Quality(Best,Normal,Draft) -Quality(Best,Normal,Draft) [Common] [Common] -N/W Install -N/W Install during driver install during driver install WHQL Windows 2000 including vista Windows 2000 including vista Service Manual Samsung Electronics...
  • Page 13 Smart Panel 320N : USB/Network 325W : USB/Network/Wireless Network Default Install Default Install Network Set IP.SWAS &SWS (Linux, Mac Management not support, SWAS&SWS need I explorer 5.0 or Higher) NA Management Smart Thru Smart Thru 4 Service Manual Samsung Electronics...
  • Page 14 - Linux OS: Red Hat 8~9, Fedora Core 1~4 Mandrake 9.2~10.1 & Suse 8.2~9.2 - Unix HP-UX, Solaris,SunOS SCO UNIX User Interface OP UI Key 3 EA, LED 8EA Key 3 EA, LED 8EA Sound UI Service Manual Samsung Electronics...
  • Page 15 Straight Through Paper Size 216 x 355.6mm(8.5”x14”) 216 x 355.6mm(8.5”x14”) 76 x 160mm(3”x6.3”) 76 x 160mm(3”x6.3”) Jam Rate Cassette 1/3,000 1/3,000 Multi-Feed Rate Cassette 1/1,500 1/1,500 Printing Skew 1.5/201.4mm (Cassette) 1.5/201.4mm (Cassette) Side 2.0/270.4mm (Cassette) 2.0/270.4mm (Cassette) Service Manual Samsung Electronics...
  • Page 16 / 12,500 pages (Color) Approx. 50,000 pages(B&W) JC96-05874A / 12,500 pages (Color) * Average A4-/letter-sized page count based on Std. ISO 19798 of individual colors on each page. Usage conditions and print patterns may cause results to vary. Service Manual Samsung Electronics...
  • Page 17 Transfer belt life Toner information Toner information Tray roller life Tray roller life Minimum System Requirement Pentium- Ⅱ 400MHZ, 64MB RAM, Pentium- Ⅱ 400MHZ, 64MB RAM, 300MB HDD, Internet Explorer 5.0 300MB HDD, Internet Explorer 5.0 Service Manual Samsung Electronics...
  • Page 18 1 CD for Driver, SmarThru 4 1 CD for Driver, SmartThru 4, EUG 1 CD for Driver, SmartThru 4, EUG Toner Cartridge 4 EA (0.7K/0.5K yield ISO 19752 4 EA (0.7K/0.5K yield ISO 19752 5% Coverage) 5% Coverage) Power Cable 1 EA 1 EA Printer Cable 1 EA 1 EA Service Manual Samsung Electronics...

  • Page 19: Model Comparison Table

    11kg (TBD) 11kg 17.6 kg Interface USB 2.0, Wireless(325W) USB 2.0, Wireless(315W) USB 2.0 Toner 1.5K/1K (1K/0.7K) 1.5K/1K (1K/0.7K) 2.2K/1.4K(0.75K) 1W Soft Power Print Screen Button (325) 9 LED DLNA Printing (325W) WPS Button (325W) 2-10 Service Manual Samsung Electronics...

  • Page 20: System Overview

    DEVE Y DEVE Y DEVE M DEVE M DEVE C DEVE C DEVE K DEVE K T2 Roller T2 Roller Waste Waste Tank Tank Regi. Regi. Roller Roller Pick up Pick up Roller Roller Cassette Cassette 2-11 Service Manual Samsung Electronics...
  • Page 21 • Consisted of LD(Laser Diode) and Polygon Motor Control. Error Phenomenon Polygon Motor Error The Rotation of Polygon Motor can not reach stable Hsync Error Though the rotation of Polygon Motor reach stable, the signal of Hsync is not occurred 2-12 Service Manual Samsung Electronics...
  • Page 22 A pressure roller mounted under a heat roller is made of a silicon resin, and the surface also is coated with Teflon. When a paper passes between a heat roller and a pressure roller, toner adheres to the surface of a paper permanently. 2-13 Service Manual Samsung Electronics...
  • Page 23 • By driving the motor, it supplies the power to the feeding unit, the fusing unit, and the distributing unit. • The Main Motor is similar to CLP-310 Series Main Motor. ⑪ Wireless PBA (Only CLP-325W) • CLP-325W model has a Wireless PBA to use wireless network. 2-14 Service Manual Samsung Electronics...
  • Page 24 Blade on OPC on OPC ITB Unit ITB Unit P2: Image P2: Image on Media on Media Media Path Media Path Blade Blade Developer Developer Eraser Eraser Charger Charger Laser Scanning Unit Laser Scanning Unit 2-15 Service Manual Samsung Electronics...
  • Page 25 Belt (hereafter ITB) to form a color image on ITB 4. Toner Bottles are used to supply toner into developer compartment 5. Toner level is being sensed to control toner supply from toner bottle to developer 2-16 Service Manual Samsung Electronics...
  • Page 26 T2 Roll engagement and disengagement ⑥ Fusing • 3 Roll system -> short warm-up time (35sec) • Post Pressure Roll 1. Color Image on media is melted down and fixed into media by fusing process 2-17 Service Manual Samsung Electronics...

  • Page 27: Main Pba Description

    Fuser CLT(2P) Fuser(2P) SMPS_P(4P) OPE & ITB (18P) HVPS(26P) LSU Con.(16P) Empty Sensor (3P) Key PTL(4P) Cover OPEN (2P) USB (4P) Pickup CLT. (3P) S-CRUM I/F (5P) SMPS_S (6P) CPU(Jupiter5) DDR2 (32MB) Serial FLASH(2MB) EEPROM 2-18 Service Manual Samsung Electronics...
  • Page 28 T2 CLT(3P) Regi CLT.(2P) Deve CLT(2P) ITB CLT(3P) Fuser CLT(2P) Pickup CLT. (3P) BLDC I/F(10P) HVPS(26P) Key PTL(4P) Cover OPEN (2P) CPU(Jupiter5) DDR2 (64MB X 2) Nor FLASH(32MB) EEPROM (Under PBA) PHY Chip USB IC(W Only) 2-19 Service Manual Samsung Electronics...
  • Page 29 ▪ Voltage Core 1.0V, I/O 3.3V ▪ Package 416PBGA Flash Memory Used to store System Programs including the Operating System. ▪ Type NOR Flash ▪ Bus 16-bit width ▪ Size : 2MB (CLP-320/325) 32MB (CLP-320N/325W) 2-20 Service Manual Samsung Electronics...
  • Page 30 ▪ Motor 1 BLDC ▪ LSU ▪ Fuser Control the Fuser’s temperature ▪ HVPS Control the high voltage outputs ▪ ADC Reading the Fuser’s temperature and the high voltage outputs’ feedback ▪ Cover Open Sensing 2-21 Service Manual Samsung Electronics...
  • Page 31 Peak Loading Current 2.2 A 2.7 A Ripple Noise <100mVp-p <500mVp-p Maximum Output 10.2W Peak Output 64.8W Protection for loading shortage and Shut down or Fuse Shut down or Output overflowing current Protection Voltage Drop 2-22 Service Manual Samsung Electronics...
  • Page 32 BIAS AC +141V 3% +141V 3% BIAS DC BIAS DC -1300V 15% -1300V 15% -295V 3% -295V 3% SUPPLY DC SUPPLY DC -595V 3% -595V 3% Charger Charger -1000V 3% -1000V 3% Main Main Regi Regi 2-23 Service Manual Samsung Electronics...
  • Page 33 • Output voltage: AC 250V ~ 1650Vp-p 1.5% (supply voltage is connected to ZENER Diode 350V) DC -50V ~ -600V DC 3% • ERROR type: 1. if Deve is GND, density will be extremely down. 2. if Deve is floating (for insecure terminal contact), density will be extremely down. 2-24 Service Manual Samsung Electronics...

  • Page 34: Crum

    ■ Process after CRU life expiration 1) Record the information of End of Life. 2) Clear some information of Operation Area. -> Supplier/Model Name/MFC date/Serial Number (Manufacture Information) -> Let cartridge refiller initialize manufacture information and life span information. 2-25 Service Manual Samsung Electronics...

  • Page 35: S/W Structure And Descriptions

    Printer F/W. Hence the Status Monitor can stop polling because the Printer F/W informs the Status Monitor that printing job is complete. 2.3.3 Status Monitor Status Monitor has no user interface. It shows only HTML help when any error occurs during printing jobs. 2-26 Service Manual Samsung Electronics...

  • Page 36: Network Interface

    Set option value polling interval enable/disable Set last error status polling interval Sharing Registry Info System Status Monitor Printer Driver Registry Get option value Get last error status enable/disable polling interval Sharing Registry Info 2-27 Service Manual Samsung Electronics...

  • Page 37: System F/W Flow

    Color Registration measure Auto Color Registration pattern printing Video data Color Registration adjustment P Sync. Page Sync. modify Video signal L Sync. Line Sync. modify generator clock Video Clock Freq. modify temperat temperature control sensor 2-28 Service Manual Samsung Electronics...

  • Page 38: Crum Overview

    Product spec and feature 2.3.7 CRUM Overview - Stands for “Customer Replaceable Unit Monitor” - EEPROM, SAMSUNG CRUM is used for CRUM Memory. - CRUM stores various information on consumables (including consumables’ life). - In CLP-32x Series, total four CRUM’s are used...

  • Page 39: Initailize Flow

    Product spec and feature 2.3.8 Initailize Flow 2-30 Service Manual Samsung Electronics...
  • Page 40 Product spec and feature 2-31 Service Manual Samsung Electronics...

  • Page 41: 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 42: Parts For Maintenance And Repair

    ** Image counts based on one color on each page. If you print documents in full color (Cyan, Magenta, Yellow, Black), the life of this item will be reduced by 25%. Service Manual Samsung Electronics...

  • Page 43: Printer Cleaning

    * Do not touch transfer roller when cleaning inside of machine. If transfer roller gets dirty, printing quality could be low. * Please refer to the User Manual for cleaning instructions. Service Manual Samsung Electronics...

  • Page 44: Information Related To Disassembly And Assembly

    (hot water sets the toner). Do not touch the developer roller surface as contamination will reduce print quality. Take care not to damage the roller’s surface when installing or removing a toner cartridge. Service Manual Samsung Electronics...

  • Page 45: Screws Used In The Printer

    6003-000196 DRIVE SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 FUSER SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 HARNESS-GND SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 HOUSING-HARNESS SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 HVPS SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 LSU SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 MAIN-PBA SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000196 WLAN SCREW-TAPTYPE;PWH,+,B,M3,L10,NI PLT,SWRCH18A 6003-000269 MAIN LINE SCREW-TAPTYPE;BH,+,-,S,M3,L6,ZPC(WHT),SWRCH18A,- Service Manual Samsung Electronics...
  • Page 46 Fuser Ass'y GND JC39-00496A HVPS GND WIRE JC39-00904A Main CRUM-JOINT JC39-00906A HVPS EXIT HVPS Sensor(Regi) JC39-00897A HVPS Waste Toner Sensor JC39-00898A Sensor HVPS B'd 7-(4+3) (ITB Tension /OPC Waste) Main B’d Wireless LAN PBA 6(5) JC39-00970A Service Manual Samsung Electronics...

  • Page 47: Disassembly Procedure

    If you find the certain unit or Assy, please consult the name of unit under the picture. 3.4.1 Cover 1. Take out the Cassette. 3. Lift the top cover up. 2. Open the front cover. Remove 2 screws. 4. Remove 1 screw from the rear. Service Manual Samsung Electronics...
  • Page 48 Disassembly and Reassembly 5. Remove the left / right cover by releasing the hooks from the top/bottom/right/left. Hook Hook Hook Hook Hook Hook Service Manual Samsung Electronics...

  • Page 49: Itb

    Move the shaft to the right as shown below. below. And remove the Fuser unit. Caution - The fuser is very hot. So turn the printer off and wait until the printer to cool before replacing it. Service Manual Samsung Electronics...

  • Page 50: Hvps Board

    1. Remove the left cover (Refer to 3.4.1). 2. Remove the 5 screws and unplug the 2 connectors, 1 flat cable. 3. Remove the one hook of the center. 4. Release the HVPS board. Hook Hook 3-10 Service Manual Samsung Electronics...

  • Page 51: Main Pba

    2. Unplug the all connectors. Remove 4 screws. And release the main PBA. 3.4.6 SMPS board 1. Remove the right cover. (Refer to 3.4.1) 2. Unplug the all connectors. Remove 4 screws. And release the SMPS board. 3-11 Service Manual Samsung Electronics...

  • Page 52: Lsu

    Harness cover Harness cover 3.4.8 Holder Pad 1. Remove the sub PBA. And release the Guide 2. Release the holder pad after remove the hook Pick up unit after remove the 4 screws. of both side. 3-12 Service Manual Samsung Electronics...

  • Page 53: Transfer Roller

    Disassembly and Reassembly 3.4.9 Transfer roller 1. Open the rear cover. 2. Remove the transfer roller Assy by pushing the hooks from the left/right. 3-13 Service Manual Samsung Electronics...

  • Page 54: Ope Pba

    Disassembly and Reassembly 3.4.10 OPE PBA 1. Open the front cover. Remove 2 screws. Lift the top cover up. 2. Remove 1 screw. Unplug 2 connectors. Release the OPE PBA. 3-14 Service Manual Samsung Electronics...

  • Page 55: Pick Up Roller

    1. Remove the hook from the position A and push to the left side. 2. Separate the Pick up roller Ass’y after release the position B. 3. Remove the hook of the part C, B in sequence. 4. Separate the Pick up rubber. 3-15 Service Manual Samsung Electronics...

  • Page 56: Alignment And Troubleshooting

    Stops an operation at any time and there are more functions. Status LED Shows the status of your machine. Print Screen Prints the displayed screen of your monitor. Demo Print Prints a demo page. a. CLP-320(K)/CLP-321/CLP-325(K)/ CLP-326 only. b. CLP-320N(K)/CLP-321N only. Service Manual Samsung Electronics...
  • Page 57 Shows the status of wireless network. When the LED on, the machine is connected wirelessly. If your wireless access point supports WPS (Wi-Fi Protected Setup™), you can configure the wireless network connection easily without a computer. Service Manual Samsung Electronics...
  • Page 58 ISO/IEC 19798. The number of pages may be affected by operating environment, printing interval, graphics, media type and media size. Some amount of toner may remain in the cartridge even when red LED is on and the printer stops printing. Service Manual Samsung Electronics...
  • Page 59 Press cancel button during printing. The red LED blinks while the print job is cleared from both the machine and the computer and then the machine returns to ready mode. This may take some time depending on the size of the print job. Service Manual Samsung Electronics...
  • Page 60 Alignment & Troubleshooting Configuration Service Manual Samsung Electronics...
  • Page 61 Alignment & Troubleshooting supplies info Service Manual Samsung Electronics...
  • Page 62 Alignment & Troubleshooting network Service Manual Samsung Electronics...
  • Page 63 LAN router / access point and the machine, you can setup the wireless network and security settings. ■ Power button This button must be used to turn the machine on/off. Turning on the machine 1.Plug in the power cord. 2.Press Power button on the control panel. Service Manual Samsung Electronics...

  • Page 64: Jam Removal

    If the paper does not eject when you pull, or if you do not see the paper in this area, check the fuser area around the toner cartridge. 4. Insert the tray back into the machine until it snaps into place. Printing automatically resumes. Service Manual Samsung Electronics...
  • Page 65 If the paper does not eject when you pull, or if you do not see the paper in this area, check the paper exit area. 4. Close the rear cover. Make sure that it is securely closed. Printing automatically resumes. 4-10 Service Manual Samsung Electronics...
  • Page 66 6. Holding the inner cover open, carefully take the next step. jammed paper out the machine. The inner cover will then close automatically. 4. Push the fuser levers upwards. 4-11 Service Manual Samsung Electronics...
  • Page 67 Alignment & Troubleshooting 7. Close the top cover. Make sure that it is securely 8. Push the fuser levers downwards. closed. 9. Open and then close the rear cover or front cover to resume printing. 4-12 Service Manual Samsung Electronics...

  • Page 68: Firmware Upgrade

    Unzip the file. Drag the f/w file and Drop down on the usblist2.exe. And then f/w update will be started automatically. CLP-325N_V1.01.00.00.hd CLP-325N_V1.01.00.00.hd Drag and Drop Drag and Drop 4) Please wait until end reboot. 4-13 Service Manual Samsung Electronics...
  • Page 69 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’. 4-13 Service Manual SAMSUNG ELECTRONICS...
  • Page 70 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’. 4-13 Service Manual SAMSUNG ELECTRONICS...

  • Page 71: Periodic Defective Image

    T1 roller Pressure Pressure Heat roller Heat roller roller roller T2 roller T2 roller Supply roller Supply roller Charge roller Charge roller Deve roller Deve roller Regi roller Regi roller Pick up roller Pick up roller 4-14 Service Manual Samsung Electronics...

  • Page 72: Using The Smart Pane Program

    Or, if you are a Windows user, you can launch it from the Start menu, select Programs or All Programs > Samsung Printers > your printer driver name > Smart Panel. If you have already installed more than one Samsung machine, first select the correct machine model you want in order to access the corresponding Smart Panel.
  • Page 73 This feature is available only for Windows. ■ Changing the Smart Panel Program Settings Right-click (in Windows or Linux) or click (in Mac OS X) the Smart Panel icon and select Options. Select the settings you want from the Options window. 4-16 Service Manual Samsung Electronics...

  • Page 74: How To Use Edc (Engine Diagnostic Control) Mode

    Update LCD Update value (ex : sensor value) Menu Move to the top menu Left/Right arrow Move test item Enter Start testing or select Sub-item Upper level Stop testing or the upper menu 4.1.6.3 EDC Map 4-17 Service Manual Samsung Electronics...
  • Page 75 If actuator is checked by sensor, “Without Paper” message will be displayed. if not, “With Paper” message will be. Waste Box If waste Box exists , “Installed” message will be displayed. If not, “Not Installed” message will be. 4-18 Service Manual Samsung Electronics...
  • Page 76 When select key is pushed, Eraser On message will be displayed . If not, Eraser Off message will be. Fuser When select key is pushed, Fuser On message will be displayed. If not, Fuser Off message will be. 4-19 Service Manual Samsung Electronics...
  • Page 77 Range : 122V ~ 2188V Duty : 50% -> “2552V”, Range : 264V ~ 4730V Supply DC Duty : 50% -> “-269V”, Range : -1V ~ -591V AC, Vpp Duty : 50%-> “1210V” , Range : 800V ~ 2160V 4-20 Service Manual Samsung Electronics...
  • Page 78 When “select” key is pushed, “Initialized” message will be displayed. When “Upper Level” is pushed, “Off” message is disappeared. When “select” key is pushed, “Initialized” message will be displayed. When “Upper Level” is pushed, “Off” message is disappeared. 4-21 Service Manual Samsung Electronics...

  • Page 79: Troubleshooting

    Green LED on? - Main PBA error - Panel PBA error Refer to Ready or Error LED ON? 4.1.8 LED Status Power save Error Message Test Print printing Refer to "Solution Quality is of Image Problem" Nomal? 4-22 Service Manual Samsung Electronics...

  • Page 80: Troubleshooting Checklist

    • See “Solving General Printing Problems” does not resolve the printer • See “Solving Print Quality Problems” problem, check the following • See “Common Windows Problems” troubleshooting sections. • See “Common Macintosh Problems” • See “Common Linux Problems” 4-23 Service Manual Samsung Electronics...

  • Page 81: Solving General Printing Problems

    The printer is not Check the power switch and the receiving power. power source. The printer is not Select Samsung CLX-3185 series selected as the default printer. as your default printer. Check the printer for the following: Close the printer cover.
  • Page 82 The printer driver Software Section. Try printing a may be incorrectly installed. test page. Check the LEDs on the control The printer is malfunctioning. panel to determine if the printer is indicating a system error. 4-25 Service Manual Samsung Electronics...
  • Page 83 Paper has been loaded incorrectly. Check that the paper guides are set correctly. Remove excess paper from the There is too much paper in the tray. tray. Use only paper that meets printer The paper is too thick. specifications. 4-26 Service Manual Samsung Electronics...
  • Page 84 4 ppm in color mode. From the Start menu, choose If using Windows 98/Me, the Settings and Printers. Right-click Spooling Setting may be set the Samsung CLP-31x series incorrectly. printer icon, choose Properties, click the Details tab, and then choose the Spool Settings button.
  • Page 85 Or, ensure that the paper size in the printer driver settings matches the paper selection in the software application settings you use. 4-28 Service Manual Samsung Electronics...
  • Page 86 An incorrect type of Use only paper that meets printer paper is being used. specifications. After opening the front cover, There may be debris remove the imaging unit and then inside the printer. clear the debris. 4-29 Service Manual Samsung Electronics...
  • Page 87 The software Try printing a job from another application is malfunctioning. application. Exit Windows and reboot the The operating system computer. Turn the printer off and is malfunctioning. then back on again. 4-30 Service Manual Samsung Electronics...
  • Page 88 1200dpi [Normal] or 600dpi [Draft]. [Best] and then try printing again. If you increase the photo size in the The resolution of the software application, the resolution photo is very low. will be reduced. Reduce the photo size. 4-31 Service Manual Samsung Electronics...

  • Page 89: Solving Print Quality Problems

    So the If the problem persists, replace AaBbCc contact is unstable. Or the output of the HVPS board. the HVPS is abnormal. AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 4-32 Service Manual Samsung Electronics...
  • Page 90 AaBbCc AaBbCc AaBbCc The paper may not meet specifications Check the paper type and quality. AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 4-33 Service Manual Samsung Electronics...
  • Page 91 3. The paper lot is bad. Try a different kind or brand of paper. See "Vertical repetitive defects" on 4. The toner cartridge may be defective. the next page. 4-34 Service Manual Samsung Electronics...
  • Page 92 2. If white vertical replace the imaging unit with a new lines appear on the page one. 3. Foreign matter stuck Clean the LSU window with onto the window of internal lenses recommended cleaner(IPA). of LSU mirror. 4-35 Service Manual Samsung Electronics...
  • Page 93 3. No charge voltage in the HVPS board. If the problem persists, replace the AaBbCc AaBbCc HVPS board. AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 4-36 Service Manual Samsung Electronics...
  • Page 94 1. Clean the inside of the printer. 2. Check the paper type and quality. 1. Toner smear 3. Remove the imaging unit and install a new one. AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 4-37 Service Manual Samsung Electronics...
  • Page 95 2. Parts of the printer AaBbCc the page, the problem will likely may have toner on them. correct itself after a few more pages. 3. The fusing assembly Contact a service representative. may be damaged. 4-38 Service Manual Samsung Electronics...
  • Page 96 Printing on seams can cause problems. 3. If background Adjust the print resolution through scatter covers the entire surface your software application or via the area of a printed page printer properties window. 4-39 Service Manual Samsung Electronics...
  • Page 97 Try a different paper. hollowed images AaBbCc AaBbCc AaBbCc AaBbCc The printer may need service. 2. If characters are AaBbCc Verify that it also occurs on a demo improperly formed and producing page. a wavy effect. 4-40 Service Manual Samsung Electronics...
  • Page 98 2. The paper may not meed specifications 3. Ensure that the paper The guides are not too tight or too or other material is loaded correctly AaBbCc loose against the paper stack. AaBbCc AaBbCc AaBbCc AaBbCc 4-41 Service Manual Samsung Electronics...
  • Page 99 Both high temperature and high 2. Check the paper type and quality. AaBbCc humidity can cause paper curl. AaBbCc AaBbCc Also try rotating the paper 180¡ in 3. Turn the stack of the tray. paper over in the tray. 4-42 Service Manual Samsung Electronics...
  • Page 100 1. Wrinkles or creases properly. Check the paper type and quality. 2. The paper may not meed specifications Also try rotating the paper 180¡ in 3. Turn the stack of paper the tray. over in the paper tray. 4-43 Service Manual Samsung Electronics...
  • Page 101 4. Is the movement Clean the bushing part of the (Up and Down) of the transfer transfer roller. roller smooth? If the problem is still not solved, 5. Is the HVPS normal? replace the developer. 4-44 Service Manual Samsung Electronics...
  • Page 102 1. The toner cartridge may reinsert. not be installed properly. 2. The toner cartridge may Install a new toner cartridge. be defective and need replacing. Change HVPS. 3. The printer may require repair. AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 4-45 Service Manual Samsung Electronics...
  • Page 103 3. The Toner Cartridge AaBbCc Install a new toner cartridge. may be defective and AaBbCc need replacing. AaBbCc AaBbCc AaBbCc 4. If the problem persists, Contact a service representative. the printer may require repair. 4-46 Service Manual Samsung Electronics...
  • Page 104 1. Character voids are surface of the paper. Remove the white areas within characters that should paper and turn it over. be solid black 2. The paper may not meet paper specifications. AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 4-47 Service Manual Samsung Electronics...
  • Page 105 A toner cartridge may be installed 1. If horizontally improperly. aligned color or black streaks or Remove the toner cartridge and smears appear reinsert. Install a new toner cartridge. 2. A toner cartridge may be defective. 4-48 Service Manual Samsung Electronics...
  • Page 106 18) Curl Turn the stack of paper over in the 1. If the printed paper is paper tray. Also try rotating the curled or paper does not feed into paper 180¡ in the tray. the printer 4-49 Service Manual Samsung Electronics...

  • Page 107: Common Windows Problems

    NOTE: Refer to the Microsoft Windows 98/Me/NT 4.0/2000/2003/XP User’s Guide that came with your PC for further information on Windows error messages. 4-50 Service Manual Samsung Electronics...

  • Page 108: Common Macintosh Problems

    Print as Image when you print from document from Acrobat Reader. Acrobat Reader. The document has printed, but the print job has not Update your Mac OS to OS 10.3.3 or higher. disappeared from the spooler in Mac OS 10.3.2. 4-51 Service Manual Samsung Electronics...

  • Page 109: Common Linux Problems

    To work around this, you can either delete the queue or rename it by manually editing the /etc./printcap file. Continue.. 4-52 Service Manual Samsung Electronics...
  • Page 110 (such as printers shared on a Windows printer), you need to have a correct installation of the SAMBA I can't print to an SMB (Windows) printer. package that enables that feature. The "smbclient" command should be available and usable on your system. Continue.. 4-53 Service Manual Samsung Electronics...
  • Page 111 (usually "lp"). Therefore, make print to a file, but I get "Permission sure that the file you have chosen to print to is accessible to the user owning the spooler daemon. denied" errors. Continue.. 4-54 Service Manual Samsung Electronics...
  • Page 112 Postscript uses CIE color space for Color Matching Some color images come out all black. System, you should upgrade Ghostscript on your system to at least GNU Ghostscript version 7.06 or later. You can find recent Ghostscript versions at www.ghostscript.com. 4-55 Service Manual Samsung Electronics...

  • Page 113: Major Problems Trouble Shooting

    (the solenoid does not work properly) 2. Pad-Friction is Clean the pad friction with soft clothe contaminated with foreign matter.(oil...) dampened with IPA(Isopropyl Alcohol). Use the smooth paper. 3. The face of paper is blended. 4-56 Service Manual Samsung Electronics...
  • Page 114 1. Check if the power input Replace the power supply cord or SMPS. and SMPS output are normal. 2. Check the inferiority of OPE Unit if the LCD of Panel does Replace the OPE unit. not appear after normal warmingup. 4-57 Service Manual Samsung Electronics...
  • Page 115 AC-Harness Short? AC-Harness Change Replace Thermostat Thermostat Open? 4712-001031 Replace Thermostat Thermostat Pollution, Bend? 1404-001447 Replace Thermostat Thermostat Resistance Defect? 1404-001447 (300~450kohm @ 25℃) Replace Fuser & recheck The SMPS and Main B'd could be suspect 4-58 Service Manual Samsung Electronics...
  • Page 116 For 220V : 4.7±1 ohm) Thermostat cannot be Replace Thermistor 1404-001447 cleaned and/or bent? Replace Thermistor Thermostat Resistance Defect? 1404-001447 (300~450kohm @ 25℃) Replace Fuser & recheck The SMPS and Main B'd could be suspect 4-59 Service Manual Samsung Electronics...

  • Page 117: System Diagram

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

  • Page 118: Connection Diagram

    System Diagram 5.2 Connection Diagramg(CLP-325/320) Service Manual Samsung Electronics...
  • Page 119 System Diagram Connection Diagramg(CLP-325W/320N) Service Manual Samsung Electronics...

  • Page 120: Reference Information

    • Brush • Tweezers Standard : For general home use, small type. • Software (Driver) installation CD ROM Install Driver CD • Cotton Swab Network S/W CD Standard : For general home use, for medical service. Service Manual Samsung Electronics...

  • Page 121: Acronyms And Abbreviations

    Network Printer Card Tray NVRAM Nonvolatile Random Access Memory FISO Front-In, Side-Out Organic Photo Conductor FPOT First Print out Time Printed Board Assembly Windows Graphic Device Interface Printer Command Language , Printer Graphic Interchange Format Control Language Ground Service Manual Samsung Electronics...
  • Page 122 Reference Information Peripheral Component Interconnect SMPS Switching Mode Power Supply by Intel 1992/6/22, is a local bus SPGP Samsung Printer Graphic Processor standard developed by Intel and Samsung Printer Language introduced in April, 1993 : A60, B60 SPL-C Samsung Printer Language-Color...

  • Page 123: Select A Location For The Printer

    • Provide the proper environment : - A firm, level surface - Away from the direct airflow of air conditioners, heaters, or ventilators - Free of extreme fluctuations of temperature, sunlight, or humidity - Clean, dry, and free of dust Service Manual Samsung Electronics...

  • Page 124: A4 Iso 19798 Standard Pattern

    Reference Information 6.4 A4 ISO 19798 Standard Pattern This test page is reproduced at 70% of the normal A4 size Service Manual Samsung Electronics...
  • Page 125 Reference Information Service Manual Samsung Electronics...
  • Page 126 Reference Information Service Manual Samsung Electronics...
  • Page 127 Reference Information Service Manual Samsung Electronics...
  • Page 128 Reference Information Service Manual Samsung Electronics...
  • Page 129 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. January. 2010 China : china.samsungportal.com Printed in Korea. Asia : asia.samsungportal.com Mideast & Africa : mea.samsungportal.com VERSION NO. : 1.00...

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