Samsung SCX-82x0 series Service Manual

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A3 Mono Copier

SCX-82x0 series

SCX-8240NA / SCX-8230NA

(Ver 2.01)

Contents

1. Precautions

2. Product Description

3. Replacement Procedure

4. Service Mode

5. Updating Firmware

6. Preventive Maintenance

7. Troubleshooting

8. System Diagram

9. System Recovery

10. Reference Information

Table of Contents

Troubleshooting

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Summary of Contents for Samsung SCX-82x0 series

Page 1 A3 Mono Copier SCX-82x0 series SCX-8240NA / SCX-8230NA (Ver 2.01) A3 Mono Copier Contents 1. Precautions 2. Product Description 3. Replacement Procedure 4. Service Mode 5. Updating Firmware 6. Preventive Maintenance 7. Troubleshooting 8. System Diagram 9. System Recovery 10. Reference Information...
Page 2: Table Of Contents
Contents 1. Precautions ..............................1-1 1.1 Safety Warning ............................1-1 1.2 Caution for safety ........................... 1-2 1.3 ESD Precautions ............................1-5 2. Product description ..........................2-1 2.1 Specifications ............................2-1 2.2 System configuration ..........................2-7 2.3 Sensor location ............................. 2-16 2.4 Paper handling section ........................
Page 3 2.6.1 Fuser unit overview ........................2-34 2.6.2 Fuser unit components ......................2-35 2.6.3 Fuser unit drive ..........................2-36 2.6.4 Temperature control ........................2-37 2.7 Laser Scanning Unit ..........................2-38 2.7.1 Laser Scanning Unit overview ....................2-38 2.7.2 Laser Scanning Optical path ....................2-39 2.7.3 Laser synchronizing detectors .....................
Page 4 2.10.3.2 DADF Original registration drive assembly ............2-57 2.10.3.3 DADF Original feed drive assembly ..............2-58 2.10.3.4 DADF Exit drive assembly ..................2-59 22.10.3.5 DADF Gate drive assembly ................... 2-60 2.11 Hardware configuration ........................2-61 2.11.1 Main controller ........................... 2-64 2.11.1.1 MSOK ...........................
Page 5 2.11.14 LED Panel PBA ......................... 2-84 2.11.15 Crum PBA ........................... 2-85 2.11.16 Deve Crum Joint PBA ......................2-85 2.11.17 Toner Crum Joint PBA ......................2-85 2.11.18 Scan Joint PBA ......................... 2-86 2.11.19 CCDM PBA ..........................2-87 2.11.20 WLED CTL PBA ......................... 2-88 2.11.21 WLED AL Front PBA.......................
Page 6 3.5 Fuser unit ..............................3-21 3.5.1 Fuser cover ............................. 3-22 3.5.2 Draw connector ..........................3-23 3.5.3 Halogen lamp ..........................3-25 3.5.4 Heat roller ............................3-26 3.5.5 Pressure roller ..........................3-26 3.6 Side Unit ..............................3-27 3.6.1 Duplex sensor ..........................3-28 3.6.2 Transfer sensor ..........................
Page 7 3.7.16.1 Outer Temperature sensor ..................3-49 3.7.16.2 Inner Temperature sensor ..................3-49 3.8 Main Drive unit ............................. 3-50 3.8.1 Main Drive Motor ........................3-51 3.8.2 Main Drive Clutch ........................3-51 3.9 Exit Drive unit ............................3-52 3.8.1 Exit Drive Motor ........................... 3-53 3.10 Toner Duct Drive unit ........................
Page 8 3.19 Pick-Up Unit ............................3-78 3.20 Cassette heating cable ........................3-80 4. Service Mode ..............................4-1 4.1 Entering/Exiting Service Mode ....................... 4-1 4 2 Service Mode Menu Tree ......................... 4-2 4.2.1 Information Tab ..........................4-2 4.2.2 Maintenance Counts Tab ......................4-4 4.2.3 Diagnostics Tab Menu .........................
Page 9 4.5.1.2 Engine Test Routines ...................... 4-16 4.5.2 Fax Diagnostics ..........................4-21 4.5.2.1 Fax NVM Read/Write ...................... 4-21 4.5.2.2 Fax Test Routines ......................4-22 4.5.3 Scanner Diagnostics ........................4-24 4.5.3.1 Shading Test ........................4-24 4.5.3.2 Scanner/DADF NVM Read/Write ................4-24 4.5.3.3 Scanner/DADF Test Routines..................4-25 4.5.4 Adjustment .............................
Page 10 4.6.7 Count Setting of Large Page ....................4-42 4.6.8 System Recovery .......................... 4-42 4.6.9 User Data Management ......................4-43 4.6.10 TR Control Mode ........................4-44 4.6.11 Cool Down Mode ........................4-45 5. Updating Firmware ............................. 5-1 5.1 Updating from the Printer Control Panel .................. 5-2 5.2 Updating from the Network ......................
Page 11 6.3.3 Cleaning the Regi roller ......................6-23 6.3.4 Cleaning the tray1 feed roller ....................6-23 6.3.5 Cleaning the tray2 feed roller ....................6-24 6.3.6 Cleaning the DADF retard rubber pad ................6-25 6.3.7 Cleaning the DADF rollers ....................... 6-26 6.3.8 Cleaning the ADF glass ......................6-27 7.
Page 12 7.3.12 Poor fusing performance ..................... 7-123 7.3.13 Stain on the paper back side .................... 7-124 7.3.14 DADF skew testing ......................... 7-125 7.4 Other errors ............................7-130 7.4.1 OPE problem ..........................7-130 7.4.2 USB port problem ........................7-133 7.4.3 FDI device problem ........................7-134 8.
Page 13 10.2 Abbreviations ............................10-4...
Page 14: Safety Warning
High voltages and lasers inside this product are da ngerous. This printer should only be serviced by a qualified service technician. (2) Use only Samsung replacement parts (2) Use only Samsung replacement parts. There are no user serviceable parts inside the print ter.
Page 15: Caution For Safety
(12) Do not insert any metal objects into the machine th hrough the ventilator fan or other part of the casing, it could make contact with a high voltage conductor inside the machine and cause an electric shock. SAMSUNG ELECTRONICS Service Manual...
Page 16: Handling Precautions
OPC-ACR surely. 1.2.4 Assembly / Disassembly Precau utions Replace parts carefully and always use Samsung part ts. Take care to note the exact location of parts and cable routing before dismantling any part of the machi ne.
Page 17 - If you are moving the machine a long distance, you s should remove toner & imaging unit, lock scan carrier & staple unit, tape and disassemble all trays. (e.g : mo oved by truck or so) SAMSUNG ELECTRONICS Service Manual...
Page 18: Esd Precautions
ESDs. Normal motions, such as the brushing together of clothing fabric and lifting on ne’s foot from a carpeted floor, can generate static electricity sufficient to damage an ESD electricity sufficient to damage an ESD. SAMSUNG ELECTRONICS Service Manual...
Page 19: Product Description
Toner Cartridge Initial : 20,000 pages Sales : 20,000 / 35,000 pages 2 types  Option : HCF, DCF, Standard Finisher(1K) Booklet Finisher(3K), Fax etc.  10.1 inch full color LCD  XOA(eXtensible Open Architecture) SCX-8230/8240 series Service Manual SAMSUNG ELECTRONICS...
Page 20: General Specifications
Power output rating for heating Note - See the Rating label on the machine for correct voltage, frequency (hertz) wire in DCF/HCF and type of current. The voltage rating of heating wire is the same as the machine’s voltage rating. Service Manual SAMSUNG ELECTRONICS...
Page 21 < 7 sec < 5.5 sec • Platen : 600 x 600 dpi Copy resolution • Document feeder: Up to 600 x 600 dpi • Platen : 25% to 400% Zoom range • Document feeder: 25% to 400% Service Manual SAMSUNG ELECTRONICS...
Page 22: Scanner Specifications
• Standard : 203 x 98 dpi • Fine : 203 x 196 dpi Resolution • Super Fine : 300 x 300 dpi • Ultra Fine : 600 x 600 dpi Memory HDD Backup Auto dialer up to 500 numbers Service Manual SAMSUNG ELECTRONICS...
Page 23: Paper Specifications
35,000 pages Toner Cartridge MLT-K607S 20,000 pages Imaging unit MLT-R607K 100,000 pages Waste Toner Container MLT-W606 300,000 pages * American 35K Toner can be used for SCX-8230NA ** Declared yield value in accordance with 6% coverage. Service Manual SAMSUNG ELECTRONICS...
Page 24 Heating Wire is the same as the machine’s voltage rating) Cassette, HCF, 220V, 10W (equipped by service person at field, voltage rating CLX-DHK12C of Heating Wire is the same as the machine’s voltage rating) CLX-NWA20L Wireless LAN Service Manual SAMSUNG ELECTRONICS...
Page 25 2/4 hole Punch kit (CLX-HPU001) Main unit Fax multi-line kit Fax kit Stand Optional tray High capacity feeder (CLX-FAX250) (CLX-FAX150) (CLX-DSK10T) (CLX-PFP000) (CLX-HCF102) Expansion memory module 512M FD I kit (SCX-MEM300) (CLX-KIT10F) Cassette Heating cable (CLX-DHK11C/12C) Service Manual SAMSUNG ELECTRONICS...
Page 26 Punch Kit CLX-HPU001 Staples Cartridge SCX-STP000 Working Table CLX-WKT000 Job seperator SCX-JST000 FDI Kit CLX-KIT10F CLX-FAX150 Fax Kit CLX-FAX160 CLX-FAX250 Fax Multi Kit CLX-FAX260 CLX-DHK11C Heating Wire for HCF, DCF CLX-DHK12C CLX-DHK11S Heating Wire for Scan CLX-DHK12S Service Manual SAMSUNG ELECTRONICS...
Page 27: System Configuration
DCF (tray3, tray4)* DADF width guides Standard tray (tray1, tray2) DADF input tray Front door DADF output tray Front door handle Standard tray right bottom door Control panel DCF right bottom door Center tray * Optional device Service Manual SAMSUNG ELECTRONICS...
Page 28: Front View
2. Product Description Front view 2 Scanner glass Power-switch White sheet Power receptacle Multi-purpose tray USB port (2 EA) Multi-purpose tray width guide Job separator* * Optional device 2-10 Service Manual SAMSUNG ELECTRONICS...
Page 29: Rear View
2. Product Description Rear view DCF cable USB host port DADF cable Finisher connector Scanner locking screw Network port USB port (Connection port to computer) 2-11 Service Manual SAMSUNG ELECTRONICS...
Page 30: Inner View
Waste toner container Imaging unit Toner cartridge Locking lever NOTE If you want to see the imaging unit, you need to remove the waste toner container. Lift the locking lever upward. Then remove the waste toner container. 2-12 Service Manual SAMSUNG ELECTRONICS...
Page 31 2. Product Description View with standard finisher (optional) Standard finisher front door Top tray Manual stapler Top door Manual stapler button Standard finisher Front door handle Finishing tray Staple 2-13 Service Manual SAMSUNG ELECTRONICS...
Page 32 2. Product Description View with booklet finisher1 (optional) Booklet tray Manual stapler button Finishing tray Top tray Booklet finisher front door Top door Manual stapler Booklet finisher front door handle 2-14 Service Manual SAMSUNG ELECTRONICS...
Page 33 Staple Booklet maker handle Booklet Staple (2 EA) Fold wheel Booklet maker cover Booklet jam removal wheel Note If you want to open the booklet maker, hold the booklet maker handle and pull it out. 2-15 Service Manual SAMSUNG ELECTRONICS...
Page 34 Flatbed scanner Face down output tray Optional tray Document output tray (Stand / HCF / DCF) Toner cartridges Pick up rollers Document input tray Laser scanning unit MP tray Imaging units Transfer roller unit 2-16 Service Manual SAMSUNG ELECTRONICS...
Page 35 2. Product Description Paper Path The following diagram displays the path the paper follows during the printing process. DADF path Finisher path Duplex path Simplex path 2-17 Service Manual SAMSUNG ELECTRONICS...
Page 36: Sensor Location
PBA-MAIN PHOTO-INTERRUPTER 0604-001393 M1-4111 SCX-8230NA PHOTO-INTERRUPTER 0604-001393 M1-4211 : JC92-02587B PHOTO-INTERRUPTER 0604-001393 M1-4211 SCX-8240N PHOTO-INTERRUPTER 0604-001393 M1-3122 / M2-3222 : JC92-02587A SENSOR-PAPER SIZE JC32-00013A M1-4111 SENSOR-PAPER SIZE JC32-00013A M1-4211 SENSOR-HUMIDITY JC32-00005A A3-3311 / A3-3312 2-18 2-18 Service Manual SAMSUNG ELECTRONICS...
Page 37 SCAN PAPER SIZE PBA-MAIN PHOTO-INTERRUPTER 0604-001370 SCAN PAPER SIZE 0605-001158 PBA-MAIN PHOTO-INTERRUPTER 0604-001393 PHOTO-INTERRUPTER 0604-001381 Part Ref. Description Controller PCB Relative Error Code Number PBA-MAIN SENSOR-DEVELOPER JC32-00010A SCX-8230NA : JC92-02587B SENSOR-CLN-SAW SCX-8240N : JC92-02587A 2-19 2-19 Service Manual SAMSUNG ELECTRONICS...
Page 38 Number PHOTO-INTERRUPTER 0604-001393 M3-2230 M3-1211 PHOTO-INTERRUPTER 0604-001393 M3-1213 M3-1214 PBA-MAIN PHOTO-INTERRUPTER 0604-001393 M3-2430 SCX-8230NA M3-1411 : JC92-02587B PHOTO-INTERRUPTER 0604-001393 M3-1413 M3-1414 SCX-8240N M2-2411 : JC92-02587A PHOTO-INTERRUPTER 0604-001381 M2-2413 M2-2414 M2-1331 PHOTO-INTERRUPTER 0604-001393 M2-1333 M2-1334 2-20 2-20 Service Manual SAMSUNG ELECTRONICS...
Page 39 0604-001393 M1-1610 SCX-8240N : JC92-02587A M1-1113 M2-1124 PHOTO-INTERRUPTER 0604-001381 M2-1125 M2-1121 M1-1113 PHOTO-INTERRUPTER 0604-001393 M1-5112 PHOTO-INTERRUPTER 0604-001393 M1-4111 PHOTO-INTERRUPTER 0604-001393 S2-4A10 M1-1213 M2-1134 PHOTO-INTERRUPTER 0604-001381 M2-1135 M2-1131 M1-1213 PHOTO-INTERRUPTER 0604-001393 M1-5212 PHOTO-INTERRUPTER 0604-001393 M1-4211 2-21 2-21 Service Manual SAMSUNG ELECTRONICS...
Page 40: Paper Handling Section
The Transport motor is used to drive all of these rollers. 2.4.1 Overview The following diagrams display the positions of the paper path rollers. EXIT (OPTION) EXIT SIDE TAKEAWAY CASSETTE DUPLEX REGI PICKUP 2-22 2-22 Service Manual SAMSUNG ELECTRONICS...
Page 41 MPF media size detection Tray1 lift Tray1 paper motor Pick Up size detection Tray2 paper empty detection Tray2 lift Tray2 transport detection motor Tray2 paper size detection Tray2 upper limit detection Tray2 paper remaining quantity detection 2-23 2-23 Service Manual SAMSUNG ELECTRONICS...
Page 42 CN7 @ SIDE JOINT PBA, 3Pin MP media size detection Detects MPF paper size CN7 @ SIDE JOINT PBA, 3Pin (Long media) MPF Paper empty detection Detects MPF paper empty CN2 @ SIDE JOINT PBA, 3Pin 2-24 2-24 Service Manual SAMSUNG ELECTRONICS...
Page 43: Components
Roller transfer Sensor paper curl Roller fuser Sensor fuser out Roller exit Roller face down exit Actuator face down bin full Sensor duplex return Roller duplex return Roller 2nd exit Actuator 2nd Exit bin full 2-25 2-25 Service Manual SAMSUNG ELECTRONICS...
Page 44: Functions
Registration Sensor This sensor detects that the leading edge of the paper has reached the registration roller and that the trailing edge of the paper has passed the registration roller. 2-26 2-26 Service Manual SAMSUNG ELECTRONICS...
Page 45: Paper Tray
-. Plain paper : A5, A4, A3, B5, B4, Letter, 11"×17"(Ledger), Statement, Legal -. Special Paper : 12"×18", Label, Card stock • Weight : plain paper 60 ~ 216 g/㎡ • Plate knock up Lift type : Lift Motor + Up Limit Sensor 2-27 Service Manual SAMSUNG ELECTRONICS...
Page 46: Pick Up Unit
The following is a diagram of the pickup roller: Forward Roller Retard Roller Actuator-Empty Sensor Pick Up Roller 2-28 Service Manual SAMSUNG ELECTRONICS...
Page 47: Registration Unit
-. Duplex Top Margin : 4.23 ± 2.5 mm ( Tray3, 4, HCF : 4.23 ± 3.0 mm ) -. Duplex Side Margin : 3 ± 2.5 mm ( Tray3, 4, HCF : 3 ± 3.0 mm ) 2-29 2-29 Service Manual SAMSUNG ELECTRONICS...
Page 48: Mpf Unit
This machine uses an FRR (Feed and Reverse Roller) system for feeding paper. There is friction between the feed roller [E] and Retard roller [D]. This friction separates the top sheet of paper from the stack. 2-30 Service Manual SAMSUNG ELECTRONICS...
Page 49: Image Creation
5. Cleaning for OPC drum: The cleaning blade removes remaining toners 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 LED lamps at the end of every job. 2-31 2-31 Service Manual SAMSUNG ELECTRONICS...
Page 50: Imaging Unit
The cleaning blade removes remaining toner on the drum surface after image transfer to the transfer belt. The CRUM chip in the image unit stores the data about the Imaging unit. Light guide Cleaning blade Scorotron OPC Drum Magnetic Roller Mixing Auger 2-32 2-32 Service Manual SAMSUNG ELECTRONICS...
Page 51: Drum Drive
OPC and Mag Roller is driven by a motor. The OPC Drum and Mag roller are supplied with power from the coupling. Drive transmission gear Drive motor BLDC Coupling Drum-K BLDC motor Gear-Drive OPC Coupling OPC Coupling Deve 2-33 2-33 Service Manual SAMSUNG ELECTRONICS...
Page 52: Development
The imaging unit is equipped with a CRUM in which some information about the imaging unit is stored. [A] Magnetic Roller Mixing Auger [C] TC Sensor [B] Mixing Auger 2-34 2-34 Service Manual SAMSUNG ELECTRONICS...
Page 53 Filters [B] on the top of the development unit ensure that the internal pressure does not become too high. During the operating , this prevents contamination of the imaging unit by the toner. [B] Filter [A] Auger 2-35 2-35 Service Manual SAMSUNG ELECTRONICS...
Page 54: Fuser Unit
Temperature is normally controlled by turning on and off the center heating lamp and side heating lamp, respectively, corresponding to predetermined target temperatures. Thermistor Drum-Fuser Belt Center : 0.5mm-1.0mm distance Side : Contact Thermostat NC Sensor Pressure Roller Halogen Lamp 2-36 Service Manual SAMSUNG ELECTRONICS...
Page 55: Fuser Unit Components
NC sensor malfunction. These thermostats are used to prevent abnormal operation. When the thermostat is triggered, it must be replaced (as well as the other damaged parts in the fuser unit). 2-37 Service Manual SAMSUNG ELECTRONICS...
Page 56: Fuser Unit Drive
The fusing/paper exit motor [A] drives the pressure roller [B] through the gear train. The fuser belt [C] is driven by pressure with the pressure roller [B]. Exit Motor [A] Fuser Belt [C] Pressure Roller [B] 2-38 Service Manual SAMSUNG ELECTRONICS...
Page 57: Temperature Control
• If one of the thermostat temperatures becomes higher than 170°C, it opens and cuts power to the fusing lamp. If the other thermostat temperature becomes higher than 170°C, it also opens and cuts power to the fusing lamp. 2-39 Service Manual SAMSUNG ELECTRONICS...
Page 58: Laser Scanning Unit
Also, LSU has the cover glass device to protect the LSU from the contamination. For interface with set, LSU has the LD PBA on front side. Scan direction  Information Part Code : JC97-04219A [LSU] LD PBA P/Mirror Motor F1 Lens F2 Lens Cover glass 2-40 Service Manual SAMSUNG ELECTRONICS...
Page 59: Laser Scanning Optical Path
: 40/30 ppm common use : 40/30 ppm common use P/Motor 22,677 rpm 16,299 rpm speed Process 192 mm/sec 138 mm/sec Speed Harness : 22 Pin Harness : 22 Pin interface (Interface with set ) (Interface with set ) 2-41 Service Manual SAMSUNG ELECTRONICS...
Page 60: Laser Synchronizing Detectors
The BD board detects the point of scanning start. Main Scan Start Detection A beam is detected by the BD PBA at the scanning start point and creates the horizontal sync signal (Hsync). The picture below shows the data scanning direction. 2-42 Service Manual SAMSUNG ELECTRONICS...
Page 61: Printer Drive System
The following diagram displays the locations of the printer drive motors. The following table list the descriptions for the tagged drive locations. Related ITEM Type Function error Duplex Return HB-STEP Duplex return driving Fuser/Exit BLDC Fuser/Exit driving 2-43 2-43 Service Manual SAMSUNG ELECTRONICS...
Page 62 MP / Regi / Duplex E-CLT MP / Regi / Duplex control OPC / DEVE BLDC OPC/DEVE PR Release PM-STEP PR Release driving PM-STEP Waste Tank leveling CST Lift 1st , 2nd CST Lift 2-44 2-44 Service Manual SAMSUNG ELECTRONICS...
Page 63: Main Drive Unit
2.8.2 Main drive unit (OPC, DEVE, MP, REGI, DUPLEX) Front View BLDC (MP/REGI/DUP) BLDC (OPC/Dev) Regi Control Clutch Rear View OPC Coupling Deve (Auger) Duplex Drive Gear Coupling REGI Drive Gear MP Drive Gear  Information Part Code : JC93-00118A [DRIVE MAIN] 2-45 2-45 Service Manual SAMSUNG ELECTRONICS...
Page 64: Pick-Up Drive
Pick-up : Same H-Step motor is Power Train Rising 2 tray by e-clutch Pick-up 1 driving H-Step Belt Pulley Gear Gear E-Clutch Feed 1 driving Gear Feed 2 driving Gear Gear Gear E-Clutch Pick-up 2 driving 2-46 2-46 Service Manual SAMSUNG ELECTRONICS...
Page 65: Fuser/Exit Drive
-Duplex Return : HB-Step is interlocked. 1. BLDC FUSER A/B Fuser Roll driving EXIT RDCN C EXIT RDCN EXIT IDLE A EXIT IDLE B Exit Roll driving Duplex Return driving 2. H-Step DUP RDCN 2-47 2-47 Service Manual SAMSUNG ELECTRONICS...
Page 66: Toner Duct Drive
Toner Duct Driving Step (PM) GEAR DUCT RDCN 2.8.6 Drive of Toner Supply The following photo displays the location of the Toner Supply drive: Bottle Coupling  Information Part Code : JC31-00124A [MOTOR GEARED-T_SUPPLY] 2-48 2-48 Service Manual SAMSUNG ELECTRONICS...
Page 67: Wtb Leveling Drive
GEAR PR RDCN  Information Part Code : JC93-00120A [DRIVE RELEASE] Power Train PM Step motor & Worm : PR Release Driving GEAR PR RDCN Step (PM) GEAR WORM WHEEL PR Release Driving GEAR ENCODER 2-49 2-49 Service Manual SAMSUNG ELECTRONICS...
Page 68: Scanner System
After that, arithmetic operations are performed on the digital signal, which is then transmitted to the data writing processor. In this machine, a reduction-type CCD for color processing is used. CCD is arranged in 3 lines and covered with color filters (Red, Green, and Blue). 2-50 Service Manual SAMSUNG ELECTRONICS...
Page 69: Scanning System Components
This is to efficiently transfer the light creating White-LED to the surface of the document . It made of the transparent Plastic Resin. • Mirror-1 This mirror directs the light reflected from the Document to the mirror-2. 2-51 Service Manual SAMSUNG ELECTRONICS...
Page 70 The size of an original placed on the glass is instantly detected using the Auto Paper Sensor fixed on the Align-frame. 7) Pulley-Driving The Steel Wire is coiled to this part and rotated by the scan motor. This also transfers the power to move the FR/HR module. 2-52 Service Manual SAMSUNG ELECTRONICS...
Page 71: Dadf System Overview
Paper output tray Sends an original to the exit tray and forms the duplex Exit roller reverse path. Feed in roller Feeds an original before scanning. Feed out roller Transfers a scanned original to the exit roller. 2-53 Service Manual SAMSUNG ELECTRONICS...
Page 72: Electric Parts Layout
PBA-ADF (Exit Idle) PHOTO-INTERRUPTER 0604-001393 PBA-ADF (Paper Length) PHOTO-INTERRUPTER 0604-001393 PBA-ADF (Paper Width) PHOTO-INTERRUPTER 0604-001393 PBA-ADF (Exit) BLCD MOTOR 0604-001393 PBA-ADF CLUTCH-ELECTRIC 0604-001393 PBA-ADF { Pick Up} CLUTCH-ELECTRIC 0604-001393 PBA-ADF (Regi) PBA-WIDTH SENSOR JC92-02167A PBA-ADF 2-54 Service Manual SAMSUNG ELECTRONICS...
Page 73: Dadf Drive System
• A BLDC motor drives the system for simplex and duplex job. • The Pick up and Regi clutch controls the driving on/off. • The Cam type gear and solenoid is used for duplex reverse. 2-55 Service Manual SAMSUNG ELECTRONICS...
Page 74: Dadf Original Drive Assembly
Then, the pick-up roller moves down and contacts an original in the tray. • When the Registration sensor detects the paper, the pick up clutch stops. • When the Detect-Sensor detects that the tray is empty, the motor stops and the machine enters stand-by status. 2-56 Service Manual SAMSUNG ELECTRONICS...
Page 75: Dadf Original Registration Drive Assembly
The CLUTHC-ELETRIC repeats on/off to align each paper. The GEAR-KNOB and GEAR-REDUCTION uses the BELT to provide the PULLEY connecting ROLLER-EXIT with the power. This structure makes the user remove the jammed paper easily. 2-57 Service Manual SAMSUNG ELECTRONICS...
Page 76: Dadf Original Feed Drive Assembly
The ROLLER-FEED and ROLLER-M IDLE SCF make the feeding force by using a spring pressure method. The Motor transfers the paper through interlocking the Roller-Feed in and the Roller-Feed out. At scan, the Motor is driven continually to maintain stable paper transfer. 2-58 Service Manual SAMSUNG ELECTRONICS...
Page 77: Dadf Exit Drive Assembly
To keep the pressure of the Exit Roller, the ROLLER-EXIT_IDLE is pressurized by spring. At duplex mode, when it is rotated inversely, it make the space between rollers to protect the jam. The space between rollers is adjusted by LINK-EXIT_IDLE and SENSOR-EXIT_IDLE. 2-59 Service Manual SAMSUNG ELECTRONICS...
Page 78 At Duplex Mode, when the motor rotates inversely, the solenoid is on and the GEAR-CAM OUTER and GEAR-EXIT are driven. When the GEAR-EXIT rotates, the solenoid drives the GEAR-CAM and it makes the space between the Roller-Exit and Idle Roller. 2-60 Service Manual SAMSUNG ELECTRONICS...
Page 79: Hardware Configuration
MICOM at the Engine Controller activates each Controller’s power and turns off power according to an optimized energy-saving algorithm for optimal efficiency. The soft Power Switch in the OPE Controller left- side is used to safely shut down the system power. It is controlled by the MICOM. 2-61 Service Manual SAMSUNG ELECTRONICS...
Page 80 2. Product Description Circuit Board Locations The following diagrams show the locations of the printer circuit boards: C4N Main Board HVPS SMPS TYPE5 SMPS TYPE3 2-62 Service Manual SAMSUNG ELECTRONICS...
Page 81: Main Controller
The engine control part manages the electronic photo system and sends the video data to LSU. And it provides the high voltage, PWM, controls the temperature for fuser unit. It controls various optional units like a DCF, HCF, Finisher. [ Main Controller diagram ] 2-63 Service Manual SAMSUNG ELECTRONICS...
Page 82 2. Product Description Main Controller Printed Circuit Board Assembly   Connection Information • SEC-CODE SCX-8230NA : JC92-02587B SCX-8240NA : JC92-02587A • PBA Name : PBA-MAIN 2-64 Service Manual SAMSUNG ELECTRONICS...
Page 83: Msok
The secured EEPROM is for the system security information and is 2K-bit. When a Video Controller PBA needs to be exchanged, the MSOK PBA should be re-installed to the new Video Controller PBA to retain the system information. 2-65 Service Manual SAMSUNG ELECTRONICS...
Page 84: Fax-Joint Pba
The Fax-Joint PBA is used for interfacing between the main controller, the modem PBA. The Interface method of this PBA is UART type.  Information SEC-CODE : JC92-02584A PBA Name : PBA-FAX JOINT  Connection MAIN PBA I/F CONNECTOR Primary MODEM CARD I/F CONNECTOR Secondary MODEM CARD I/F CONNECTOR 2-66 Service Manual SAMSUNG ELECTRONICS...
Page 85: Primary Modem Card
 Information FAX-Kit model name : CLX-FAX160 SEC-CODE : JC92-02558A PBA Name : PBA-FAX CARD  Connection FAX JOINT I/F CONNECTOR TEL LINE I/F CONNECTOR EXTERNAL PHONE I/F CONNECTOR 2-67 Service Manual SAMSUNG ELECTRONICS...
Page 86: Secondary Modem Card
The secondary modem card has only a Tel line connector, no external phone connector.  Information FAX-Kit model name : CLX-FAX260 SEC-CODE : JC92-02599A PBA Name : PBA-SECOND FAX CARD  Connection FAX JOINT I/F CONNECTOR TEL LINE I/F CONNECTOR 2-68 Service Manual SAMSUNG ELECTRONICS...
Page 87: Fdi
The FDI Module as a Option is used to track machine usage such as the number of print or copy pages for some special users. The Module interfaces to the Video Controller.  Information SEC-CODE : JC92-01616A PBA Name : PBA SUB-FDI  Connection CONNECTOR TO VIDEO CONTROLLER 2-69 Service Manual SAMSUNG ELECTRONICS...
Page 88: Ope Controller
32KB/32KB KEY SUB PORT2 OpenGL UART L2 256KB OpenVG USB HOST 24ea GL850G mDDR GPMC *7-Bank PORT1 Controller Controller BUZZER 16-bit 32-bit 200MHz mDDR NAND 128MB 128MB Chorus4N GL850 HOST [ OPE Controller diagram ] 2-70 Service Manual SAMSUNG ELECTRONICS...
Page 89 SCX-8240NA/UEE, SCX-8240NA/XAA, SCX-8240NA/XFA, 10.1 inch JC97-04362A SCX-8240NA/XSA 8.9 inch JC97-04238C CLX-9252NA/XEV, CLX-9352NA/XEV, SCX-8230NA/XEV, SCX-8240NA/XEV 10.1 inch JC97-04362C 8.9 inch JC97-04238D CLX-9252NA/XIL, CLX-9352NA/XIL, SCX-8230NA/XIL, SCX-8240NA/XIL 10.1 inch JC97-04362D 8.9 inch JC97-04238E CLX-9252NA/XAZ, CLX-9352NA/XAZ, SCX-8230NA/XAZ, SCX-8240NA/XAZ 10.1 inch JC97-04362E 2-71 Service Manual SAMSUNG ELECTRONICS...
Page 90: Sub Key Pba
2. Product Description 2.11.2.1 Sub Key PBA Buzzer  Connection Interface Connector to OPE Main 2-72 Service Manual SAMSUNG ELECTRONICS...
Page 91: Usb Hub Controller Pba
PBA Name : PBA-USB HUB  Connection Main Power Connector from Main PBA OPE Main Power Connector to OPE Main PBA USB Host Port for Interface Ext. Devices USB Upstream Port to Main PBA Cassette Indicating LED WLAN Port 2-73 Service Manual SAMSUNG ELECTRONICS...
Page 92: Dadf Controller
Exit Solenoid Length Sensor 1,2,3 / Width Sensor 1,2 Exit Sensor Exit Idle Sensor BLDC Motor Cover Open Sensor / Regi. Sensor / Detect Sensor Pick up Clutch / Regi. Clutch / Scan Read Sensor 2-74 Service Manual SAMSUNG ELECTRONICS...
Page 93: Interface Part
Solenoid, Sensor, and other PBAs. The Engine Controller contains various types of connectors, to deliver electronic signals through signal wires. The signal wires provide electronic control signals that are used for starting and stopping the motors, operating clutches, activating solenoids, sensing the unit state, etc. 2-75 Service Manual SAMSUNG ELECTRONICS...
Page 94 SMPS-V2 PBA Name 5A (220V) (SMPS board 1) (SMPS board 1) 4) Output Power: 275W DC 5V : 35W  DC 24V : 240W Connection Input AC Output 24V1/2/3/4 SMPS 24V Enable Output 5V 1/2 2-76 Service Manual SAMSUNG ELECTRONICS...
Page 95 Description PIN NAME PIN ASSIGN Description PIN NAME PIN ASSIGN Power +24V1 Power +5V1 24V Ground 5V Ground Power +24V2 Power +5V2 24V Ground +GND 5V Ground Power +24V3 24V Ground Power +24V4 24V Ground 2-77 Service Manual SAMSUNG ELECTRONICS...
Page 96 3) Input Current: 10A (110V) SMPS-V1 SMPS-V2 5A (220V) PBA Name (SMPS board 2) (SMPS board 2) 4) Output Power: 111W DC 5V : 15W  Connection DC 24V : 96W Input AC Output 5V/24V1/24V2 Enable Signal 2-78 Service Manual SAMSUNG ELECTRONICS...
Page 97: Smps 1
DC Output Connector( CN3 ) Description PIN NAME PIN ASSIGN Power 5V Ground Power +24V1 24V Ground +GND Power +24V2 CONTROL SIGNAL Connector( CN4 ) PIN ASSIGN PIN NO Description 24V ON/OFF CONTROL SIGNAL 24VS SIGNAL 2-79 Service Manual SAMSUNG ELECTRONICS...
Page 98 Part Code JC44-00226A JC44-00227A PBA Name FDB V1 FDB V2  Connection Heater AC Input AC Input AC with Power Switch Heater AC Output AC Output for type5 AC Output for type3 Fuser AC Control Signal 2-80 Service Manual SAMSUNG ELECTRONICS...
Page 99: Smps 2
-. CORONA : -700uA -. GRID : -700V -. DEV DC : -450V, AC : Vpp 900V -. THV(T2)+ : 40uA, THV(T2)- : -1300V -. SAW : -1000V  Information Part Code: JC44-00182A PBA Name : HVPS MONO 2-81 Service Manual SAMSUNG ELECTRONICS...
Page 100: Hvps
Input Voltage +24V2 DGND 8,9,10,11 Signal LEAK_SENS PWM signal PWM_FAN_OZONE Signal nDETECT_FAN_OZONE Output Voltage READ_THV PWM signal PWM_FUSER_BIAS PWM signal PWM_SAW nEN signal nEN_THV(-) PWM signal PWM_THV nEN signal nEN_AC PWM signal PWM_DEVE_DC PWM signal PWM_AC 2-82 Service Manual SAMSUNG ELECTRONICS...
Page 101: Eraser Pba
T2 engage motor.   Connection Information SEC-CODE : JC92-02233A Side Joint I/F PBA Name : PBA-SIDE JOINT Duplex 2. ID Sensor Duplex, Fuser Output Sensor Duplex Clutch MP Media Size MP Sensor, Clutch Paper Curl Sensor 2-83 Service Manual SAMSUNG ELECTRONICS...
Page 102: Waste Sensor Pba
2.11.13 LED Panel PBA The LED Panel PBA includes 2 Red Color LED components for indicating the Paper tray unit status (paper empty, paper low, and paper lifting).  Information Part Code: JC92-02158A PBA Name : PBA-LED PANEL 2-84 Service Manual SAMSUNG ELECTRONICS...
Page 103: Deve Crum Joint Pba
PBA Name : PBA-DEVE CRUM JOINT 2.11.14 Toner Crum Joint PBA The Deve Crum Joint PBA is the interface PBA between the Developer Unit and the system.  Information Part Code: JC92-02164A PBA Name : PBA-TONER CRUM JOINT 2-85 Service Manual SAMSUNG ELECTRONICS...
Page 104: Scan Joint Pba
ADF I/F and the 24V, 5V power.  Information SEC-CODE : JC92-02579A PBA Name : PBA-SCAN JOINT  Connection Main PBA ADF PBA WLED CTL PBA APS Sensor 1.2 Cover open Sensor PBA, Home position Sensor Scan Motor 2-86 Service Manual SAMSUNG ELECTRONICS...
Page 105: Wled Ctl Pba
The WLED AL FRONT consists of two WLED used as scanner light. The scanner unit has two WLED AL FRONT PBAs.  Information SEC-CODE : JC92-02460A PBA Name : PBA-WLED AL Front  Connection WLED CTL PBA 2-87 Service Manual SAMSUNG ELECTRONICS...
Page 106 Cassette Heating cable is installed in bottom of the cassette. In very hot and humidity environment, this unit can heat papers and inner space of cassette to improve the quality of print process and printout.  Information Option Code CLX-DHK11C(110V) CLX-DHK12C(220V) 2-88 Service Manual SAMSUNG ELECTRONICS...
Page 107 Wireless LAN IEEE 802.11 b/g/n compliant WEP, WPA-PSK, WMM, WMM-PS, TKIP, and AES hardware Security acceleration WPS(Wi-Fi Protected Setup™) compatible Wi-Fi Wi-Fi Direct™ compatible NFC (Passive type) Host Interface USB 2.0 Dimension 205.0*145.0*55.0 mm Weight 0.16Kg 2-89 Service Manual SAMSUNG ELECTRONICS...
Page 108 JC39–02053A [HARNESS-WLAN EXTENSION] Internal Harness for CLX- JC39–01192A [HARNESS-WIRELESS LAN] 9x52/82x0 NFC Tag JC68–03012A [LABEL ETC-NFC TECTILE STICKER] NFC Guide Sticker JC68–03048A [LABEL VER-INFORMATION] Note - For installing this option, refer to QIG(Quick Installation Guide). 2-90 Service Manual SAMSUNG ELECTRONICS...
Page 109 Android 4.0 : Settings -> WIRELESS & NETWORK NFC On 3. NFC Tag Writing App (This application will be issued via service bulletin by HQ CS) Run NFC Writer Install “SamsungMobilePrintNFCWriter” APK file Please turn on the WiFi before checking WPS-PIN for NFC value 2-91 Service Manual SAMSUNG ELECTRONICS...
Page 110 Note) Wi-Fi Direct should be turned on in both printer and mobile phone. - Model information : Model Name, MAC Address, AAR - Need to insert PIN code if target model supports WFD PIN connection. (NFC model) 2-92 Service Manual SAMSUNG ELECTRONICS...
Page 111 NFC Tag Touch mobile phone to NFC tag, and then it will show “Tag written successfully” message, Note) if there occurs an error while writing NFC tag, try to touch NFC tag again. 2-93 Service Manual SAMSUNG ELECTRONICS...
Page 112 2. Product Description 2-94 Service Manual SAMSUNG ELECTRONICS...
Page 113: Replacement Produce
3. Unplug the power cord. 4. Use a flat and clean surface. 5. Replace only with authorized components. 6. Do not force plastic-material components. 7. Make sure all components are in their proper positio SAMSUNG ELECTRONICS Service Manual...
Page 114: Cover
3.2.1 Front cover Perform the following procedure to remove the front co th f ll th f over: 1. Open the front cover [A]. 2. Remove 2 screws [B] and 2 pins [C]. SAMSUNG ELECTRONICS Service Manual...
Page 115: Left Cover
1. Remove Plate-Shield [A] after removing 1 screw. 4 screws. 2. Remove the ozone filter [B]. 3 Remove the left upper cover [C] after removing 4 3. Remove the left upper cover [C] after removing 4 screws. SAMSUNG ELECTRONICS Service Manual...
Page 116: Rear Cover
3.Replacemen nt Procedure 3.2.3 Rear cover 1. Remove the rear upper cover [A] after removing 2. Remove the rear lower cover [B] after 7 screws. removing 5 screws SAMSUNG ELECTRONICS Service Manual...
Page 117: Right Cover
3.Replacemen nt Procedure 3.2.4 Right cover 1. Remove the right lower cover [A] after removing 2. Remove 2 screws. 2 screws. 3. Remove the right cover [B] after opening the side door. SAMSUNG ELECTRONICS Service Manual...
Page 118: Ope Unit
OPE Unit. 3.3.1 OPE assembly 1. Open the side cover. 3. Remove the screw cover and 3 screws. 4. Release the USB cover. 2. To remove the USB cover, remove 1 screw. SAMSUNG ELECTRONICS Service Manual...
Page 119 3.Replacemen nt Procedure 5. Unplug the connector. 6. Pull out the connector from the holder hole. 7. Take off the OPE assembly. SAMSUNG ELECTRONICS Service Manual...
Page 120: Ope Pba And Lcd Panel
1. Remove the Rail cover after removing 1 screw. 3. Remove 2 screws, and shift the cover-rail [B] in the direction of the arrow. 2. Remove 4 screws, and then shift the cover-rail [B] 4. Remove 2 screws. in the direction of the arrow. SAMSUNG ELECTRONICS Service Manual...
Page 121 5. Take off the cover-rail [B]. screws and 4 cables. CAUTION Be careful not damage in FFC cable. 6. Remove the bracket-rear [C] after removing 8. Remove the bracket-LCD [D] after removing 6 5 screws. screws. SAMSUNG ELECTRONICS Service Manual...
Page 122 3.Replacemen nt Procedure 9. Take off the LCD panel assembly [E]. 10. Remove the Key-PBA [F] after removing 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 123: Key Buttons
3.Replacemen nt Procedure 3.3.3 Key buttons 1. Remove the rubber-key [A]. 2. Remove the key buttons. SAMSUNG ELECTRONICS Service Manual...
Page 124: Scan Unit
) 4mm Line should be printed at least in ) 4mm Line should be printed at least in (, ) 2) Difference of Edge line value of should not be over 2.6mm Evaluation Chart : Samsung Test Chart A3 (JC81-08430A) SAMSUNG ELECTRONICS Service Manual...
Page 125: Scanner Assembly
4. Open the side cover. Remove 2 screws. And screw. remove the scan right cover. 2. Remove 1 screw. Unplug 1 connector. 5. Remove the scan left cover after removing 3 3. Lift up and release the DADF Unit. screws. SAMSUNG ELECTRONICS Service Manual...
Page 126 8. Remove 3 screw cover stickers. Remove 5 2 screws. screws. And remove the scan rear cover. 9. Remove the main board shield cover after 7. Remove the rear cover after removing 7 screws. removing 6 screws. SAMSUNG ELECTRONICS Service Manual...
Page 127 10. Unplug 2 scan cables from the main board. 12. Remove 2 screws from the right of the scanner. 13. Lift up and release the scanner assy. 11. Remove 5 screws from the left of the scanner. SAMSUNG ELECTRONICS Service Manual...
Page 128: Scan Glass
3. Remove 2 screw stickers and 2 screws. 1. Remove 2 screw stickers and 2 screws. Remove the scan glass [C] Remove the glass scan ADF[A]. 2. Remove 2 screw stickers and 2 screws. Remove the Cover scan glass [C]. SAMSUNG ELECTRONICS Service Manual...
Page 129: Lamp Assembly
Note – When reassembling the lamp assembly, place it on marker again place it on marker again. 3. Move the scan lamp assembly to the middle as shown below as shown below. 5. Remove 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 130 3.Replacemen nt Procedure 6. Remove the lamp assembly. 7. Unplug the flat cable. Remove 2 screws. And release the scan lamp assembly. SAMSUNG ELECTRONICS Service Manual...
Page 131: Scanner Board
3.Replacemen nt Procedure 3 4 4 S 3.4.4 Scanner Board 3. Unplug all cables. Remove 3 screws. And 1. Remove the DADF Unit. remove the scanner board. 2. Remove 3 screw stickers and 5 screws. SAMSUNG ELECTRONICS Service Manual...
Page 132: Scanner Paper Sensor
1. Remove the scan glass. (Refer to 3.4.2.) 4. Remove 2 screws. Unplug the connector. And 2. Remove the align cover after removing 4 screws. remove the scanner paper sensor. 3. Turn up the sensor holder after removing 1 screw. SAMSUNG ELECTRONICS Service Manual...
Page 133: Fuser Unit
When replacing it, you may get burned. Before replacing it, make sure that fuser unit has cooled.. 1. Open Side-cover. 2. Remove 4 screws from the left/right. 3. Remove the fuser unit by holding the handles [A]. SAMSUNG ELECTRONICS Service Manual...
Page 134: Fuser Cover
6. After removing 4 screws, take off the 3. After removing 2 screws, disassemble cover. the Thermostat. 4. Pushing the hook to outward, remove 7. In a same way, after removing 3 screws, the 2 Thermisters. take off the cover. SAMSUNG ELECTRONICS Service Manual...
Page 135: Draw Connector
9. After removing 2 screws, take off the gear the colors are positioned as shown the left mark. assembly. y 10 O 10. Open the cover and remove the bracket. 13. Pull out the harnesses to the direction of arrow. SAMSUNG ELECTRONICS Service Manual...
Page 136: Halogen Lamp
17. After removing 4 screws, take off the bracket. lamp holder. 15. After flattening the harness, pull out the 18. After removing 2 screws, take off the lamp carefully. bracket. Caution Becareful not to damage Lamp and Heat- roller. SAMSUNG ELECTRONICS Service Manual...
Page 137: Heat Roller
23. Remove the thermistor bracket. 21. By tweesers or hook, remove the springs 24. Remove the heat-roller carefully. at both side of Fuser. Caution Be careful not to damage the rollers. 22. After removing E-rings, take off the pressure lever. SAMSUNG ELECTRONICS Service Manual...
Page 138: Pressure Roller
25. Remove the R-ring by tweeser. Take off the fuser gear. 26. Remove the brackets at both side of Fuser. 27. Remove the pressure roller. 거합니다. Caution Be careful not to damage the surface of roller. SAMSUNG ELECTRONICS Service Manual...
Page 139: Side Unit
1. Open the side door. 2. Remove 4 screws from both sides. 3. Remove the Side unit. CAUTION When removing 4 screws. hold the side unit not to drop it to drop it. SAMSUNG ELECTRONICS Service Manual...
Page 140: Duplex Sensor
3.Replacemen nt Procedure 3.6.1 Duplex sensors 1. Remove 2 screws. Release 2 hooks. Hook Hook 2. Turn the Side-Duplex Entrance up. Release the defe ective sensor after removing 1 screw. Sensor Sensor SAMSUNG ELECTRONICS Service Manual...
Page 141: Transfer Sensor
Procedure 3.6.2 Transfer sensors 1. Release the transfer roller assy. 2. Remove 3 screws. 3. Lift up the Cover-Guide Feed. 3. Lift up the Cover Guide Feed. 4. Remove a sensor from the Cover-Guide Feed. Sensor SAMSUNG ELECTRONICS Service Manual...
Page 142 3.Replacemen nt Procedure 5. Remove the Guide-TR Upper after removing 6 screws. 6. Remove the shaft after unhooking both holders. Hook Hook 7. There are 3 sensors. Remove it after unplugging the connector. SAMSUNG ELECTRONICS Service Manual...
Page 143: Mp Unit
3.Replacemen nt Procedure 3.6.3 MP unit 1. Open the MP tray. Remove 1 screw. 2. Remove 2 screws. 3. Remove the connector-cover [A] after removing 3 screws. SAMSUNG ELECTRONICS Service Manual...
Page 144 3.Replacemen nt Procedure 4. Unplug 2 connectors and remove 1 screw. 5. Remove the MP tray. SAMSUNG ELECTRONICS Service Manual...
Page 145: Mp Solenoid
3.Replacemen nt Procedure 3.6.3.1 MP Solenoid 1. Remove the Cover-Top MP [A] after removing 2 screws. 2. Release the linker. 3. Remove 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 146 3.Replacemen nt Procedure 4. Remove the Link-Solenoid [B]. 5. Remove the Clutch [C] after removing the E-ring. 6. Remove 3 E-rings [D] and 3 Bushes [E]. 7. Remove the E-ring [D] and Bush[E]. SAMSUNG ELECTRONICS Service Manual...
Page 147 3.Replacemen nt Procedure 8. Remove the MP-Bracket Pick Up [F]. 9. Remove the MP Solenoid [G] after removing 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 148: Electrical Components
3. Remove the FAX board holder. upper cover. CAUTION Observe precautions For handling Electrostatic Sensitive Devices Devices 2. After removing 6 screws, Take off the main 4. Open the harness-clamps. board cover. CAUTION Observe precautions For handling Electrostatic Sensitive Devices SAMSUNG ELECTRONICS Service Manual...
Page 149 3. Take off all connectors on the main board. Rem move 6 screws, CAUTION CAUTION Observe precautions For handling Electrostatic Sensitive Devices MSOK Caution When changing the main board, you must install the previous MSOK and memory. SAMSUNG ELECTRONICS Service Manual...
Page 150: Storage (Hdd)
4. Open the harness clamp. After emoving 4 2. After removing 6 screws, take off the main board cover. screw, take off HDD. CAUTION CAUTION Observe precautions Observe precautions For handling For handling Electrostatic Electrostatic Sensitive Sensitive Sensitive Sensitive Devices Devices SAMSUNG ELECTRONICS Service Manual...
Page 151: Toner Pba, Toner Motor
2. After removing 5 screws, take off the Mainboard Shield. 3. After removing 5 screws, pull out a 5. After pulling out a connector, remove a connector. screw. 4. Take off Toner motor. 6. Remove Toner PBA. SAMSUNG ELECTRONICS Service Manual...
Page 152: Lift Motor
3.Replacemen nt Procedure 3 7 4 Lift 3.7.4 Lift motor 1. Remove all connectors on Lift motors. 2. After removing 3 screws, take off the Lift moto SAMSUNG ELECTRONICS Service Manual...
Page 153: Fdb
3. After removing 6 screws, take off the upper cover. SMPS shield. 2. After removing 5 screws, take off the 4. Take off all connector on the FDB. Remove rear lower cover. 를 분리합니다. 4 screws, put out the FDB. SAMSUNG ELECTRONICS Service Manual...
Page 154: Hvps
1. After removing 5 screws, take off the rear 3. Take off all connectors on HVPS. After lowe cover. 제거합니다. removing 4 screws, put out the HVPS. 2. Remove 5 screw. Take off the HVPS cover. CAUTION Observe precautions For handling Electrostatic Sensitive Devices SAMSUNG ELECTRONICS Service Manual...
Page 155: Smps
4 screws, take off SMPS 1. removing 4 screws, take off SMPS 1. 2. After removing 5 screws, take off the rear lower cover. .5 Pull out all connectors on SMPS 2,. After removing 4 screws, take off SMPS 2. SAMSUNG ELECTRONICS Service Manual...
Page 156: Smps Fan
2. After removing 6 screws, take off SMPS ff SMPS Shield. 3. Pull out a connector on SMPS. 4. After removing a screws, take off the SMPS fan. Caution Caution Not to change the assembly direction of fan. SAMSUNG ELECTRONICS Service Manual...
Page 157: Ozone Filter Fan
1. Remove the rear cover. 2. Remove the Ozone filter [A]. 3. Remove the 4 screws. th 4 4. Release the harness from the holder and Unplug the e connector. 5. Remove the Ozone Filter Fan. SAMSUNG ELECTRONICS Service Manual...
Page 158: Side Joint Pba
When you reassemble the side joint board to the 2. Release the side joint board cover after removing side unit, make sure the harness arrangement is 2 screws. correct. Push ! The harness on the side joint board. The harness of Face up Sensor. SAMSUNG ELECTRONICS Service Manual...
Page 159: Eraser Lamp
To remove the eraser lamp. first, remove the toner car tridge, imaging unit and inner cover. Refer to the step 1~12 of the 3.14 LSU disassembly. 1. Remove 1 screw. 2. Unplug the connector and remove the eraser lamp. SAMSUNG ELECTRONICS Service Manual...
Page 160: Waste Sensor Pba
Refer to the step 1~12 of the 3.14 LSU disassembly. Remove the waste sensor PBA after removing 1 screw Remove the waste sensor PBA after removing 1 screw w and connector w and connector. SAMSUNG ELECTRONICS Service Manual...
Page 161: Temperature Sensor
3.7.13.2 Inner Temperature sensor 1. Open the Cover-Side and remove the fuser unit. (Re efer to 3.5 Fuser unit) 2. Remove the sensor cover after removing 3 screw. 3. Unplug the connector and release the temperature s sensor. SAMSUNG ELECTRONICS Service Manual...
Page 162: Main Drive Unit
Procedure 3.8 Main drive unit To disassemble the Main drive unit, remove the Rear c cover and right cover first. (Refer to 3.2.3 and 3.2.4) 1. Remove 5 screws. 2. Remove the Main drive unit. SAMSUNG ELECTRONICS Service Manual...
Page 163: Main Drive Motor
(Grey/Black for right side motor, Grey/Blue for left side motor) 3.8.2 Main drive clutch 2. Remove the clutch after unplugging the connector 1. Remove the bracket after removing 2 screws and and E-ring. the Fixer. Fixer SAMSUNG ELECTRONICS Service Manual...
Page 164: Exit Drive Unit
To remove the Exit Drive Unit, perform the following pr ocedure. 1. Remove Fuser out fan and Duplex fan after removin g 3 screws. 3. Remove exit drive unit after removing 3 screws and all of the connectors. SAMSUNG ELECTRONICS Service Manual...
Page 165: Exit Drive Motor
3.Replacemen nt Procedure 3.9.1 Exit drive motor 1. Remove the Exit drive unit. (refer to 3.9) 2. To remove the motor, remove 4 screws and 1 conne ector. SAMSUNG ELECTRONICS Service Manual...
Page 166: Toner Duct Drive Unit
3.Replacemen nt Procedure 3.10 Toner Duct Drive unit Perform the following procedure to remove the Toner D Duct Drive unit from the printer. 1. Remove the Toner duct drive after removing 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 167: Pr Release Drive Unit
Perform the following procedure to remove the PR Rele ease Drive Unit. 1. Remove the Main Drive unit and Exit Drive unit. (Refe er to 3.8~3.9.1) 2. Remove the PR Release Drive unit after removing 3 s screws and 1 connector. SAMSUNG ELECTRONICS Service Manual...
Page 168: Pick-Up Drive Unit
1. Remove the SMPS box. 2. After removing 1 screws, disassemble the cover cas 2. After removing 1 screws, disassemble the cover cas ssette rail. ssette rail. 3. Remove Pickup Drive Unit after removing 4 screws and all connectors SAMSUNG ELECTRONICS Service Manual...
Page 169: Wtb Leveling Drive Unit
Cover it with a piece of paper to protect it if necessary. 5 Remove 2 screws and 2 pins [H] 5. Remove 2 screws and 2 pins [H]. 6. Remove the front cover. SAMSUNG ELECTRONICS Service Manual...
Page 170 8. Remove 8 screws. 9. Remove the tray1 cassette. 10. Remove the inner cover by pushing 2 hooks. 11. Open the harness holder. CAUTION When reassembling the inner cover, do not forget to place the harness in its holder. SAMSUNG ELECTRONICS Service Manual...
Page 171 3.Replacemen nt Procedure 12. Unplug the connector. CAUTION When reassembling the inner cover, do not forget to plug the connector. 13. Remove the WTB leveling drive unit after removing 4 screws. SAMSUNG ELECTRONICS Service Manual...
Page 172: Lsu
Cover it with a piece of paper to protect it if necessary. 5 Remove 2 screws and 2 pins [H] 5. Remove 2 screws and 2 pins [H]. 6. Remove the front cover. SAMSUNG ELECTRONICS Service Manual...
Page 173 9. Remove the tray1 cassette. 10. Remove the inner cover by pushing 2 hooks. 11. Open the harness holder. CAUTION When reassembling the inner cover, do not forget to place the harness in its holder. SAMSUNG ELECTRONICS Service Manual...
Page 174 When reassembling the inner cover, do not forget to plug the connector. 13. Remove 3 screws and 1 connector. CAUTION C U O Be careful not to touch the LSU window. 14. Take out the LSU. 14. Take out the LSU. SAMSUNG ELECTRONICS Service Manual...
Page 175: Frame-Duct
Procedure 3.15 Frame-Duct To remove the Frame-Duct. first, remove the toner car rtridge, imaging unit and side-unit. Refer to the step 1~10 of the 3.14 LSU disassembly. 1. Remove 2 screws. 2. Remove the Frame-Duct. SAMSUNG ELECTRONICS Service Manual...
Page 176: Dadf
3.Replacemen nt Procedure 3.16 DADF Unit 1. Remove the DADF cover after removing 1 screw. 2. Unplug the DADF connector and remove 1 screw screw. 3. Lift up and release the DADF unit. SAMSUNG ELECTRONICS Service Manual...
Page 177: Dadf Cover
3. Remove 2 screws. screws. 2 Remove the Cover-Side R by releasing the 2. Remove the Cover Side R by releasing the 4 Remove the Cover-Deco F 4. Remove the Cover Deco F. bottom hooks. Hook Service Manual SAMSUNG ELECTRONICS...
Page 178 3.Replacemen nt Procedure 5. Remove 2 screw. 7. Remove the Cover-Side F. 6. Release the hook from the bottom. Hook Service Manual SAMSUNG ELECTRONICS...
Page 179: Dadf Open Cover
2. Release the DADF Open Cover by pushing it to the direction of arrow. 3.16.3 DADF Stacker 1. Remove the DADF covers. (Refer to 3.22.1.) 2. Release the Stacker by pushing it and its holder in the opposite direction. SAMSUNG ELECTRONICS Service Manual...
Page 180: Dadf Main Board
3.Replacemen nt Procedure 3.16.4 DADF main board 1. Remove the Cover-Side R. (Refer to 3.22.1.) 2. Unplug all connectors on the board. 3. Remove the DADF main board after removing 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 181: Dadf Motor, Solenoid, Clutch
4. Remove 2 screws. 1. Remove the DADF covers. (Refer to 3.22.1.) 2. Unplug all connectors on the DADF board. 5. Lift up and release the DADF Frame Main after 3. Remove 2 screw. removing 2 screws. Service Manual SAMSUNG ELECTRONICS...
Page 182 6. Release the harness holder after removing 2 screws. 7. Unplug the connector. Remove 4 screws. And 9. Remove 2 springs. Remove 2 screws. And 9. Remove 2 springs. Remove 2 screws. And release the motor. release the bracket. SAMSUNG ELECTRONICS Service Manual...
Page 183: Dadf Detect/ Cover/ Regi Sensor
10. Remove the clutch. 3.16.6 DADF Detect/ Cover/ Regi i sensor 1. Release the corresponding sensor after unplugging connector. • A : Detect sensor • B : Cover sensor B : Cover sensor • C : Registration sensor SAMSUNG ELECTRONICS Service Manual...
Page 184: Dadf Exit Idle Sensor
2. Remove the sensor after unplugging the connector. 3.16.8 DADF Exit sensor 1 Remove the DADF Frame Main (Refer to 3 22 4 ) 1. Remove the DADF Frame-Main. (Refer to 3.22.4.) 2. Remove the sensor after unplugging the connector. SAMSUNG ELECTRONICS Service Manual...
Page 185 3. Remove the defective sensor after unplugging the 2. Remove the sensor cover after removing 3 connector. screws. • A, B : Paper Length sensor • C D E : Paper Width sensor • C, D, E : Paper Width sensor SAMSUNG ELECTRONICS Service Manual...
Page 186: Exit Unit
1. Open the Cover-Side. 4. Remove 1 screw and Exit cover [B]. 2. Remove 4 fuser locking screws. 5. Unplug 2 connectors. 3. Remove the Fuser unit by holding the handles [A]. SAMSUNG ELECTRONICS Service Manual...
Page 187 3.Replacemen nt Procedure 6. Remove 2 screws on left side of Exit Unit. 8. Remove the Exit Unit. 7. Remove 1 screw on right side of Exit Unit. SAMSUNG ELECTRONICS Service Manual...
Page 188: Regi. Unit
Perform the following procedure to remove the Regi. U Unit from the printer. 1. Open the Cover-Side. 3. Remove the Regi Bracket Assembly after removing 3 screws and Disconnect one connector. 2. Remove 3 screws and Harness cover [B]. SAMSUNG ELECTRONICS Service Manual...
Page 189 3.Replacemen nt Procedure 4. Remove 6 screws, and remove Bracket-Regi [C], an nd Bracket-Base Regi [D]. 5. Regi Sensor[E] : Remove 1 screw. 6. OHP sensor[F] : Release hook from the bracket. SAMSUNG ELECTRONICS Service Manual...
Page 190: Pick-Up Unit
3. Remove the pickup unit and unplug the connectors. 1. Open the Tray1 [A], Tray2 [B] and Side Cover [C]. 4. Change Upper-limit Sensor [A], Empty Sensor [B] 2. Remove 7 screws [D] and Harness Cover [E]. and Take-away open sensor [C]. SAMSUNG ELECTRONICS Service Manual...
Page 191 3.Replacemen nt Procedure 5. Remove the upper bracket [D] after removing 6 screw 6. Remove 2 screws. SAMSUNG ELECTRONICS Service Manual...
Page 192: Cassette Heating Cable
3.Replacemen nt Procedure 3.20 Cassette heating cable 1. Remove 2 cassettes. 2. Remove 1 screw. NOTE You will need a short screwdriver. 3. Disconnect the Heating Cable connector and remove the old Heating Cable Assembly. SAMSUNG ELECTRONICS Service Manual...
Page 193 3.Replacemen nt Procedure 4. Connect the new Heating Cable Assembly connector [A] to printer connector [B]. 5. Insert 2 new heating cable assemblies in the frame slits. SAMSUNG ELECTRONICS Service Manual...
Page 194 3.Replacemen nt Procedure 6. Install 1 screw using a short screwdriver. NOTE You will need a short screwdriver. SAMSUNG ELECTRONICS Service Manual...
Page 195: Service Mode
Selecting “Yes” in “Reboot Copier “will reboot the se Selecting “Yes” in “Reset Counter “will clear the cou unt of “Information > General > Printed Impressions since Last Call”. SAMSUNG ELECTRONICS Service Manual...
Page 196: 2 Service Mode Menu Tree
Version Hole Punche r Firmware Version Power Firmw ware Version VPU Driver V Version Scan Driver V Version Fax Driver Ve ersion Print CMS Ve ersion Copy CMS V Version Scan CMS Ve ersion IEM Version Service Manual SAMSUNG ELECTRONICS...
Page 197 Supplies Informat tion Usage Counter R Report Fax Protocol Dum mp List Print Reports P. 4-8 Error Information Report Maintenance Re port J b D Job Duty Report RTF Format Export Reports XML Format PDF Format Service Manual SAMSUNG ELECTRONICS...
Page 198: Maintenance Counts Tab
Scan Jam Exit Jam P. 4-11 Counts Duplex Regi Jam Duplex Scan Jam Duplex Exit Jam Toner Cartrid Imaging Cart Imaging Cart tridge tridge Fuser Part Replacement Roller P. 4-12 Count Filter DADF Roller Fan Filter SAMSUNG ELECTRONICS Service Manual...
Page 199: Service Functions
Hard Disk Maintenance P.4-40 EIUL Count Setting of Large P ages Toner Save P.4-40 Port P.4-41 Service Functions Debug Log P.4-41 Capture Log P.4-41 System Recovery User Data Management Display Error Control Hibernation Mode Cool Down Mode SAMSUNG ELECTRONICS Service Manual...
Page 200: General
• Max. life : This shows the max capacity of the selec cted item. Users can edit the default warning value within the gi iven threshold. Selecting some items will enable the reset button to r reset the current count to 0 after replacing the unit. SAMSUNG ELECTRONICS Service Manual...
Page 201 PM Count) 5% ~ 20% DADF Roller Assembly ADF Roller 200K (P PM Count) 5% ~ 20% Side Transfer Roller Unit 150K (P PM Count) 5% ~ 20% Scanner Fan Filter 180 day 5% ~ 10% SAMSUNG ELECTRONICS Service Manual...
Page 202: Software Version
4.3.5. Fault Log • Information > Fault Log This menu displays faults occurred while the system was operating. Pressing clear button will clear all the save fault log o of the system. SAMSUNG ELECTRONICS Service Manual...
Page 203: Print Report
The following reports will be available to print. • Supplies Information * • Fax Protocol Dump List Fax Protocol Dump List • Auto Color Registration Result • Maintenance • Job Duty • Usage Counter Report ** • Error Information Report SAMSUNG ELECTRONICS Service Manual...
Page 204: Maintenance Counts
• S5 UI System • 63 Network Service • S6 Network System • 64 Alert Management Service • S7 HDD System • 65 Software Update Service • U1 Fusing Unit • U2 LSU Unit U2 LSU U it SAMSUNG ELECTRONICS Service Manual...
Page 205: Jam Count
Finisher Jam 6 H4-1111 Finisher Jam 7 H4-1214 Finisher Jam 8 H4-1221 Finisher Jam 9 H5 1511 H5-1511 Finisher Jam 10 Finisher Jam 10 H5-1523 Finisher Jam 11 Booklet Jam H5-1531 Finisher Jam 12 H5-1543 Finisher Jam 13 SAMSUNG ELECTRONICS Service Manual...
Page 206 Duplex Scan Jam M4-1513 Duplex Scan Out Jam M4-1511 Duplex Scan Idle Jam M4-1712 Duplex Exit In Jam Duplex Exit Jam M4-1713 Duplex Exit Out Jam M4-1711 M4 1711 Duplex Exit Idle Jam Duplex Exit Idle Jam SAMSUNG ELECTRONICS Service Manual...
Page 207: Part Replacement Count
P/up Ro oller Kit-tray4 Count Clear P/up Ro oller HCF Count Clear Ozone F Filter Count Clear Filter Dust Fil Count Clear DADF Roller Assemb bly ADF Roller Count Clear Scanner Scanne r Fan Filter Count Clear SAMSUNG ELECTRONICS Service Manual...
Page 208: Diagnostics
Cycle to clean charger in Enviro 10,000 105-0270 60000 ment7 ment 7 300,000 Charger Clean Reference Cycle for Enviro Referen nce Cycle to clean charger in Enviro 10,000 105-0280 105 0280 60000 60000 ment8 ment 8 300 000 300,000 Service Manual SAMSUNG ELECTRONICS...
Page 209 -5/5 Fusin ng nip pressure offset for envelope 109-0200 Envelopes Pressure Offset -5/5 109-0210 Fuser Bias Offset Fuse er bias offset 109-0220 Fuser Bias Duty Fuse er Bias Duty * Environment Service Manual SAMSUNG ELECTRONICS...
Page 210: Engine Test Routines
101-0030 Tray3 pick up clutch gages drive to pick up a paper from tray3. 101-0040 Tray4 pick up clutch gages drive to pick up a paper from tray4. 101-0070 Bypass pick up clutch pass Pickup clutch(MP Tray). Service Manual SAMSUNG ELECTRONICS...
Page 211 107-0150 Detach bias etach(Saw) bias voltage on at normal drive level 109-0080 Fuser gap home sensor etect if the fuser press is located Home position. 109-0130 Fuser bias user bias voltage on at normal drive level Service Manual SAMSUNG ELECTRONICS...
Page 212 116-5300 Fnsh Diverter position sensor etect divert position 116-5310 Fnsh Paddle home sensor etect paddle home position 116-5320 Fnsh Tamp front home sensor etect tamp front home position 116-5330 Fnsh Tamp rear home sensor etect tamp rear home position Service Manual SAMSUNG ELECTRONICS...
Page 213 116-5650 Fnsh Stacker full sensor heck Stacker full 116-5660 Fnsh Stapler home sensor heck Stapler home 116-5670 Fnsh Low staple 1 sensor 116 5670 Fnsh Low staple 1 sensor heck Low staple 1 heck Low staple 1 Service Manual SAMSUNG ELECTRONICS...
Page 214 122-5130 Ozone suction fan run ready etects if ozone suction fan motor runs at normal speed. 123-0010 Fuser center temperature splay fuser center temperature 123-0060 Outter temperature splay outter temperature 123-0070 Outter humidity splay outter humidity Service Manual SAMSUNG ELECTRONICS...
Page 215: Fax Diagnostics
20-550 21-550 Busy Signal Detect 20-700 21-700 Line Monitor Setting 20-800 21-800 Modem Speed 20 810 20-810 21 810 21-810 Fax Transmission Leve Fax Transmission Leve 20-830 21-830 Auto Dial Timeout 20-999 21-999 Fax Line Setting SAMSUNG ELECTRONICS Service Manual...
Page 216: Fax Test Routines
21-040 V.21 300 bps 20-041 20 041 21-041 21 041 V.27ter 2400 bps V.27ter 2400 bps 20-042 21-042 V.27ter 4800 bps 20-043 21-043 V.29 7200 bps 20-044 21-044 V.29 9600 bps 20-045 21-045 V.17 7200 bps SAMSUNG ELECTRONICS Service Manual...
Page 217 V.34 16800 bps 20-056 21-056 V.34 19200 bps 20-057 21-057 V.34 21600 bps 20-058 21-058 V.34 24000 bps 20-059 21-059 V.34 26400 bps 20-060 21-060 V.34 28800 bps 20-061 21-061 V.34 31200 bps 20-062 21-062 V.34 33600 bps SAMSUNG ELECTRONICS Service Manual...
Page 218: Scanner Diagnostics
NVM Description Meaning Access 05-0000 Pick up Count Pick up Roller Life Count Read Only 05-0010 Document Duplex Reverse Point Document Duplex Reverse Point Read/Write 05-0020 Document Exit Turn Reverse Point Document Exit Turn Reverse Point Read/Write SAMSUNG ELECTRONICS Service Manual...
Page 219: Scanner/Dadf Test Routines
Document Duplex Registration Senso High/Low 05-0100 Document Exit Turn Sensor High/Low 05-0110 Document Junction Gate Solenoid On/Off 05-0111 Document Motor Backward Running/Stop 05-0120 Document width1 Sensor High/Low 05-0121 Document width2 Sensor High/Low 05-0122 Document width3 Sensor High/Low SAMSUNG ELECTRONICS Service Manual...
Page 220 06-0001 Scanner Original Size Detecting Sens O i i l Si or 2 Hi h/L High/Low 06-0010 Scanner Cover Open/Close Sensor 1 High/Low 06-0011 Scanner Cover Open/Close Sensor 2 High/Low 06-0020 Scanner Platen Motor Forward Running/Stop SAMSUNG ELECTRONICS Service Manual...
Page 221: Adjustment
Print out and check if all the pos sition of scale marks (ⓐ,ⓑ,ⓔ,ⓕ) in the image are located within the specified limit located within the specified limit t. t. ⓐ,ⓑ,ⓔ,ⓕ : 10mm, ± 1.5mm Specification Front Side Back Side SAMSUNG ELECTRONICS Service Manual...
Page 222 ⓔ = 8.0 mm ⓕ = 13.0 mm Verification Print out and check if all the pos sition of scale marks (ⓐ,ⓑ,ⓔ,ⓕ) in the image are located within the specified limit ⓐ,ⓑ,ⓔ,ⓕ : 10mm, ± 1.5mm Specification SAMSUNG ELECTRONICS Service Manual...
Page 223: Copy Adjustment
. Scanning must be occur at the scanner glass . cale marks (ⓐ,ⓑ, ⓔ,ⓕ ) in the image are located 2. Check if all the position of s within the specified limit. ⓐ,ⓑ,ⓔ,ⓕ : 10mm, ± 1.5mm Specification SAMSUNG ELECTRONICS Service Manual...
Page 224: Scan Area Adjustment
(ⓐ,ⓑ) of the chart to the copy. compare the length of line ⓒ of the chart to the 3. To check the magnification, copy. ⓐ,ⓑ : 10 , ± 1.5mm Specification ⓒ : 190 , ± 1.5mm SAMSUNG ELECTRONICS Service Manual...
Page 225 3. To check the magnification, copy . ⓐ,ⓑ : 10 , ± 1.5mm Specification ⓒ : 190 , ± 1.5mm Image Position Unit: mm, Scale e: 0.1, Min/Max: -6/+6 Magnification Unit: %, Scale: 0. 1(0.42mm), Min/Max: 99/101 SAMSUNG ELECTRONICS Service Manual...
Page 226: Dadf Adjustment
(ⓐ,ⓑ) of the chart to the copy. compare the length of line ⓒ of the chart to the 3. To check the magnification, copy . ⓐ,ⓑ : 10 ±, 1.5mm Specification ⓒ : 190 ±, 1.5mm SAMSUNG ELECTRONICS Service Manual...
Page 227 3. To check the magnification, copy copy . ⓐ,ⓑ : 10 , ± 1.5mm Specification ⓒ : 190 , ± 1.5mm Image Position Unit: mm, Scale e: 0.1, Min/Max: -6/+6 Magnification Unit: %, Scale: 0. 1(0.42mm), Min/Max: 99/101 SAMSUNG ELECTRONICS Service Manual...
Page 228: Buckle Adjustment
This menu can adjust the curl level for Simplex(Tray y), Simplex(MP), Duplex. Caution This machine is set to optical curl level from the fact tory. So, do not adjust a curl level as possible. Service Manual SAMSUNG ELECTRONICS...
Page 229 4.Servic ce Mode ◆ Default Curl Value for paper type (mm) Range : +/- 2mm Caution - The excessive curled paper can be caused b by a feed problem. Service Manual SAMSUNG ELECTRONICS...
Page 230: Acs
While the level 1 is the most co lor sensitive, the level 5 is the most monochrome sensitive. Verification Specification Level 1 Level 2 Level 3 Level 4 Level 5 Color 0.1 % 0.4 % 1.0 % 1.5 % 2.0 % Coverage SAMSUNG ELECTRONICS Service Manual...
Page 231: Color Management
5. Run the pattern scanning b by pressing “OK” button. 6. Exit Scan CTD mode. Verification Print out a test job and make su ure the image quality has recovered. Specification SAMSUNG ELECTRONICS Service Manual...
Page 232: Service Functions
Note that this option might create a trade-off of performance in cer rtain system operation. Use this option when the system behaves abnormally, and engineers need to i investigate problems. SAMSUNG ELECTRONICS Service Manual...
Page 233: Port
When the system recovery UI is appeared after rebo oot, choose “HDD Repair” to repair any corrupted data in the selected partition or choose “HDD Forma at” to format the data in the selected partition. The password of this mode is 1934. SAMSUNG ELECTRONICS Service Manual...
Page 234: User Data Management
To use this function users need to prepare a USB ha ard disk that its size is larger than 100GB. SAMSUNG ELECTRONICS Service Manual...
Page 235: Tr Control Mode
OHP printing. Most of OHP type s can be used without this option turned on. Verification Print out a test job and make sur re the transfer problem has resolved. Specification SAMSUNG ELECTRONICS Service Manual...
Page 236: Cool Down Mode
Print the test page and verify wh hether the cool down mode is performed. Specification Reference Default time of the cool down m mode is 70 sec. If the time sets under default, pr roblems can occur at the fuser. SAMSUNG ELECTRONICS Service Manual...
Page 237: Updating Firmware
OPE board. You can update the printer firmware by using one of th he following methods:  Update the firmware by using the printer control pan  Update the firmware by using the network. SAMSUNG ELECTRONICS Service Manual...
Page 238 5 . Once the machine successfully accesses the USB d drive, the USB button will be enabled on the Home Screen. Press the [Machine Setup] button. 6. On the Machine Setup screen, press the [Applicatio on Management] button. SAMSUNG ELECTRONICS Service Manual...
Page 239 [OK] button. 7. Enter an Administrator ID and Password, and then p Note: The default Administrator ID and Password d was created when the machine was first installed. 8. On the Application tab, press the Install button. SAMSUNG ELECTRONICS Service Manual...
Page 240 10. The machine will analyze the firmware file to ensure e the file is not corrupt and that it is the correct file for the machine. Wait for analysis to finish. The proc cess will take a few minutes. SAMSUNG ELECTRONICS Service Manual...
Page 241 Updatable = Component will be upgraded Same version installed = Component will n not be upgraded Overwrite Allows a technician to override upgrad de logic and force the machine to install the firmware file on the USB drive regardless of versio SAMSUNG ELECTRONICS Service Manual...
Page 242 14. Press [Machine Setup]> [Machine Details] > [Softw p] [ ware Versions], If you wish to check your firmware version. SAMSUNG ELECTRONICS Service Manual...
Page 243: Updating From The Network
You must check or print out the current firmware versions of each unit and software You should com versions of each unit and software. You should com mpare the version after the firmware update is mpare the version after the firmware update is finished. SAMSUNG ELECTRONICS Service Manual...
Page 244 See 5-2 page “Login as Administrator” for adminis strator’s password and other information. 4. Go to [Maintenance] and [Application Managemen nt], Click the [Add] button for installing applications. SAMSUNG ELECTRONICS Service Manual...
Page 245 MFP device. [Y: Updatable] means the MFP device is ready to up pdate firmware. ※ For updating firmware, even if firmware is same v version or unmatched model, check [Overwrite] box. SAMSUNG ELECTRONICS Service Manual...
Page 246 In normal case, Firmware update takes around 10~15 min. And, fu d t t k d 10 15 A d f ull set firmware takes around 30 min at maximum. t fi d 30 SAMSUNG ELECTRONICS Service Manual...
Page 247: Preventive Maintenance
The following tables contain the names of the PM parts s and the scheduled time for cleaning (C) or replacing (R). Toner cartridge Part code MLT-K606S High Yield Toner cartridge (Korea/USA only) Standard Yield Toner cartridge MLT-K607S Service Manual SAMSUNG ELECTRONICS...
Page 248: Imaging Unit
(Tray 1,2, DCF, HCF) Forward Roller JC93-00540A (Tray 1,2, DCF, HCF) MP Pick Up Roller JC90-00540A MP Retard Roller JC90-00540A MP Forward Roller JC90-00540A Paper Dust Remover JC93-00078B Registration Roller JC66-03893A Feed Roller JC66-02312A Transport route,Guide Sensor Service Manual SAMSUNG ELECTRONICS...
Page 249: Transfer Roller Unit
200K 250K 300K Fuser Unit (110V) JC91-01143A Fuser Unit (220V) JC91-01144A Transfer Roller Unit Part code 100K 150K 200K 250K 300K Transfer Roller Unit JC95-01134A Frame Part code 100K 150K 200K 250K 300K Ozone Filter JC29-00002A Service Manual SAMSUNG ELECTRONICS...
Page 250 6.1.2 8030/8040 & 8230/8240 Parts Co ompatibility Some unit and option of SCX-8230/8240 are compatib ble with SCX-8030/8040's. You have to check the compatibility when you change e the following unit and option. Consumables and Maintenance Parts Service Manual SAMSUNG ELECTRONICS...
Page 251 6 2 PM P 6.2 PM Procedures This section contains the procedures you use to perfor rm preventative maintenance on the printer. 6.2.1 Toner cartridge 2. Pull the toner cartridge out from the machine. 1. Open the front door. Service Manual SAMSUNG ELECTRONICS...
Page 252 NOTE – If toner gets on your clothing, wipe it off with a dry cloth and wash clothing in cold water. Hot water sets toner into fabric. NOTE – If the front door is not completely closed, the machine will not operate. Service Manual SAMSUNG ELECTRONICS...
Page 253 6 2 2 I 6.2.2 Imaging unit 1. Open the front door. 3. Open the right door. 4. Pull the imaging unit out from the machine. 2. Lift the locking lever upward. Then remove the waste toner container. Service Manual SAMSUNG ELECTRONICS...
Page 254 To prevent damage, do not expose the imaging unit to light for more than a few minutes. Cover it with a piece of paper to protect it if necessary piece of paper to protect it if necessary. Service Manual SAMSUNG ELECTRONICS...
Page 255 11. Close the right door. imaging unit. 10. Hold the handles on the new imaging unit, and 12. Insert the waste toner container until it locks in push the imaging unit until it locks into place. place. Service Manual SAMSUNG ELECTRONICS...
Page 256 6. Preventive Maintenance 13. Close the front door. Ensure that the door is secur rely closed. NOTE If the front door is not completely closed, the machine e will not operate. Service Manual SAMSUNG ELECTRONICS...
Page 257 1. Open the Cover-Side to remove the 2nd transfer roller [A]. 2. Pull both holders in the direction of the arrows. And lift up the transfer roller unit. CAUTION Please don’t touch the surface of the transfer roller. Service Manual SAMSUNG ELECTRONICS...
Page 258: Fuser Unit
When replacing it, you may get burned. Before replacing it, make sure that fuser unit has cooled. 1. Open the Cover-Side. 2. Remove 4 screws from the left/right. 3. Remove the fuser unit by holding the handles [A]. Service Manual SAMSUNG ELECTRONICS...
Page 259: Pick Up / Retard / Forward Roller
Be careful not to hurt yourself by the drawer rail. 6.2.6 Ozone filter 1. Squeeze the retainer clips holding the Ozone Filter. 2. Pull to remove the Ozone Filter from the left side of the printer. Service Manual SAMSUNG ELECTRONICS...
Page 260 3. Remove the DADF Pick-up roller Assy after 1. Open the DADF-open cover. releasing 2 hooks. 2. Remove the spring. 2. Remove the spring. 6.2.8 DADF friction pad 1. Open the DADF-open cover. 2. Remove the DADF friction pad. Service Manual SAMSUNG ELECTRONICS...
Page 261 6.2.9 MP Pick up / Retard / Forward ro oller 1. Open the MP Tray. 2. Remove the Front Cover [A]. 3. Remove the pick up roller. NOTE When replacing pick up roller, Samsung recommands that three rollers should be replaced at once. Service Manual SAMSUNG ELECTRONICS...
Page 262 4. Open the Cover-Side. 5. Remove the Screw. 6. Remove the Guide Lower A’ssy [B]. 7. Remove the Retard / Forward roller. NOTE When replacing pick up roller, Samsung recommands that three rollers should be replaced at once. Service Manual SAMSUNG ELECTRONICS...
Page 263: Scanner Fan Filter
2. Separate the scanner fan cover from the copier. 6. Assemble the scanner fan cover into the copier. 3. Remove the old scanner fan filter from scanner fan cover. 4. Remove the released paper from new scanner fan filter. Service Manual SAMSUNG ELECTRONICS...
Page 264: Cleaning The Pm Parts
4. Repeat step 3 at least 5 times. 3 t l t 5 ti 6.3.2 Cleaning the pick up roller 1. Clean the pick up roller which was removed from the pick up unit using a micro fiber cloth. (Refer to 6.2.5) Service Manual SAMSUNG ELECTRONICS...
Page 265: Cleaning The Regi Roller
2. Clean the regi roller[A] by using a cleaning pad with alcohol. 6.3.4 Cleaning the tray1 feed roller 1. Open the Cover-Side 2. Clean the Tray1 Feed roller[A] by using a 2. Clean the Tray1 Feed roller[A] by using a cleaning pad with alcohol. Service Manual SAMSUNG ELECTRONICS...
Page 266: Cleaning The Tray2 Feed Roller
6. Preventive Maintenance 6.3.5 Cleaning the tray2 feed roller 1. Open the Cover-Side. 2. Open the Tray2 rear cover [A]. 3. Clean the Tray2 Feed roller [B] by using a cleaning pad with alcohol. Service Manual SAMSUNG ELECTRONICS...
Page 267: Cleaning The Adf Glass
4. Spread the COATING-GLASS evenly on ADF glass, especially on the smudge or spot. 5. Rub surface of ADF glass until all stain is removed. Service Manual SAMSUNG ELECTRONICS...
Page 268 The feed sensor contamination may make the jam m error. Please clean the feed sensor reqularly. (Approx. 1 th f 50K) 50K) [ Contaminated Sensor] 1. Open the side cover. 2. Clean the sensor with the soft cloth or cotton swab. Service Manual SAMSUNG ELECTRONICS...
Page 269: Troubleshooting
The printer is placed on line in its READY state . The print engine is initialized. If the startup page fea ature has not been disabled and no error occurred with the printer, the printer prints a startup page. Service Manual SAMSUNG ELECTRONICS...
Page 270: Pre-Troubleshooting Check List
Component 1.Check if the toner cartridges and imaging units are in nstalled correctly. 2.Check if the Fuser unit and cartridge transfer unit are e installed correctly. 3.Check if the front cover and side cover are closed. Service Manual SAMSUNG ELECTRONICS...
Page 271 7-A- A3-3412 A3-3412 Sensor Failure: #A3-3412 Turn off then on Call fo Sensor Failure: #A3-3412. Turn off then on. Call fo or service if the problem persists or service if the problem persists 7-A- 7-A- Service Manual SAMSUNG ELECTRONICS...
Page 272 7-H- H1-1318 Paper jam in Tray 3 7-H- H1-1411 Paper jam in Tray 4 7-H- H1-1412 Paper jam in Tray 4 7-H- H1-1417 Paper jam in Tray 4 7-H- H1-1418 Paper jam in Tray 4 7-H- Service Manual SAMSUNG ELECTRONICS...
Page 273 H2-2513 Finisher Error #H2-2513. Turn off then on. Refer to Finisher SM H2-2522 Finisher Error #H2-2522. Turn off then on. Refer to Finisher SM H2-2577 Finisher Error #H2-2577. Turn off then on. Refer to Finisher SM Service Manual SAMSUNG ELECTRONICS...
Page 274 Booklet staple cartridge is not installed. Install it. Refer to Finisher SM H2-3A62 Booklet staple cartridge is low. Prepare it Refer to Finisher SM H2-3A63 Booklet staple cartridge is empty. Replace it. Refer to Finisher SM Service Manual SAMSUNG ELECTRONICS...
Page 275 Paper jam at the inside of duplex path 7-M- M2-2413 Paper jam at the inside of duplex path 7-M- M2-2414 Paper jam at the return of duplex path (display G Graphical help) 7-M- M3-1211 Paper jam in exit area 7-M- Service Manual SAMSUNG ELECTRONICS...
Page 276 Engine System Failure: #S2-2311. Turn off then on 7-S-6 S2-3110 Engine System Failure: #S2-3110. Turn off then on 7-S-6 S2-4210 Front door is open. Close it 7-S-7 S2-4410 Right door is open. Close it 7-S-7 S2-4A10 Feed door is opened. Close it. 7-S-7 Service Manual SAMSUNG ELECTRONICS...
Page 277 Original paper jam inside the scanner 7-U- U3-3413 Original paper jam inside the scanner 7-U- U3-3414 Original paper jam inside the scanner 7-U- U3-3513 Original paper jam inside the scanner 7-U- U3-3514 Original paper jam inside the scanner 7-U- Service Manual SAMSUNG ELECTRONICS...
Page 278 Original paper jam in the exit area of scanner 7-U- U3-3612 Original paper jam in the exit area of scanner 7-U- U3-3613 Original paper jam in the exit area of scanner 7-U- U3 4210 U3-4210 Top door of scanner is open 7-U- Service Manual SAMSUNG ELECTRONICS...
Page 279 4. Check if the main drive motor connector is correctly connected. (Refer to 3.8.1. Main drive motor) Main BLDC (MP/REGI/DUPLEX) 5 If th 5. If the problem persists, replace Main drive motor(J M i d i t (J JC93 00123B) JC93-00123B). SAMSUNG ELECTRONICS Service Manual...
Page 280: System Diagram
If the motor operates, a) Check the connections between BLDC motor a nd Main board. b) If there are some problems at 8 pin connector, r replace MAIN BOARD(8240 : JC92-02587A / 8230 : JC92-02587B) . SAMSUNG ELECTRONICS Service Manual...
Page 281 Fuser If there are some debris tances are near Fuser. If there are some debris, clean it. 3. Remove Rear-cover. 4. Check if the Fuser motor connector is connected co orrectly. (Refer to 3.9 Exit drive unit) SAMSUNG ELECTRONICS Service Manual...
Page 282: Engine 2
If the motor operates, a) Check the connections between BLDC motor a nd Main board. b) If there are some problems at 8 pin connector, r replace MAIN BOARD(8240 : JC92-02587A / 8230 : JC92-02587B) . SAMSUNG ELECTRONICS Service Manual...
Page 283 2. If the problem persists, check whether foreign subst tances are near OPC. If there are some debris, clean 3. Remove Rear-cover. 4. Check if the OPC motor connector is connected cor rrectly. (Refer to 3.8.1. Main drive motor) BLDC C (OPC/DEVE) SAMSUNG ELECTRONICS Service Manual...
Page 284 If the motor operates, a) Check the connections between BLDC motor a nd Main board. b) If there are some problems at 8 pin connector, r replace MAIN BOARD(8240 : JC92-02587A / 8230 : JC92-02587B) . SAMSUNG ELECTRONICS Service Manual...
Page 285 (Diagnostics > Engine Diagnostics > Engine Tes st Routines > 100-0410) 6. If the motor does not operate, check the signals and d voltage by DVM. (Voltage of red wire is 0V and black wire is 24V.) SAMSUNG ELECTRONICS Service Manual...
Page 286 7. If a output signal is normal, replace MOTOR-BLDC C(JC32-00123B). 8 If 8. If not, a. 24V power supply is not generated : replace SMPS S(JC44-00100C) b. A Output signal is not normal : replace MAIN BOARD(8240 : JC92-02587A / 823 30 : JC92-02587B SAMSUNG ELECTRONICS Service Manual...
Page 287 3. Check whether the related fan works by SVC mode (Diagnostics > Engine Diagnostics > Engine Tes st Routines) 122-0110 SMPS in fan run 122-0100 Fuser out fan run 122-0010 Duplex fan1 run 122-0140 Ozone suction fan run SAMSUNG ELECTRONICS Service Manual...
Page 288 1) When fan is disconnected, if the Lock signal is 0V V continually, check the harness. 2) If harness has no problem, Main Board(.JC92-0 02587A(40), JC92-02587B(30)). 3 If the signal value is different from the table above e, replace FAN. 7-A- SAMSUNG ELECTRONICS Service Manual...
Page 289 (Refer to 3.8.1 Main drive motor) 2. Check the TC value by SVC mode. (Diagnostics > Engine Diagnostics > Engine Tes st Routines > 111-5030) 3. If the TC value is between 80 to 120, replace Imagi ing unit(MLT-R607K). 7-A- SAMSUNG ELECTRONICS Service Manual...
Page 290 DVM. If the measured value is out of 307KΩ~430KΩ@25℃, replace Thermistor(1404- -001453) 7. If the error persists, replace the Fuser(JC91-01144 4A(220V) / JC91-01143A(110V)) 8. If the error persists after replacing fuser unit, replace Main Board(JC92-02587A(40), JC92-0258 87B(30)) . 7-A- SAMSUNG ELECTRONICS Service Manual...
Page 291 - If the value is not "47.5KΩ~52.5KΩ (@ 25 ℃)", rep place the temperature sensor(JC32-00015A). 5 If the sensor is not defective replace Main Board(J 5 If the sensor is not defective, replace Main Board(J JC92-02587A(40), JC92-02587B(30)) . JC92-02587A(40) JC92-02587B(30)) 7-A- SAMSUNG ELECTRONICS Service Manual...
Page 292 1. Print Supply Information Report and check Life 1. Print Supply Information Report and check Life e remaining. e remaining. (Machine Setup > Others > Report > System > S Supplies information) Toner cartri idge(MLT-K606S). 2. If Toner remains 5~30%, prepare SAMSUNG ELECTRONICS Service Manual...
Page 293 1. Print Supply Information Report and check Life 1. Print Supply Information Report and check Life e remaining. e remaining. (Machine Setup > Others > Report > System > S Supplies information) Toner cartridge(M (MLT-K606S). 2. If Toner remains 0%, replace SAMSUNG ELECTRONICS Service Manual...
Page 294 3. Check if the toner supply duct is closed. 4. Check if the toner supply shutter on Imaginf un nit works well, If not, replace Imaging unit (MLT-R607K) SAMSUNG ELECTRONICS Service Manual...
Page 295 ↓ Check the signals of unit. ↓ Clean the defective part or remove the debris Re-install Toner cartridge. Does the problem persist? YES! NO! → Finish ↓ Toner cartridge(MLT-606S) Replace Check harnesses and replace Main board. SAMSUNG ELECTRONICS Service Manual...
Page 296 (Machine Setup > Others > Report > System > S > Oth > R t > S t > S Supplies Information) Toner cartridge(MLT-K606S) 2. If it is not a Samsung genuine or defective, rep place SAMSUNG ELECTRONICS Service Manual...
Page 297 1. Print the supply information report. Check the toner cartridge information. (Machine Setup > Others > Report > System > S Supplies Information) Imaging 2. Check the life remaining information of Imagin ng unit. If its life is over, replace unit(MLT-R607K) SAMSUNG ELECTRONICS Service Manual...
Page 298 4. If the problem persists, replace the Deve clutch 5. Print a Supplies Information. (Machine Setup > Others > Report < System > Su upplies Information) Imagi ing unit(MLT-R607K) 6. If the life of Imaging unit is over, replace SAMSUNG ELECTRONICS Service Manual...
Page 299 ↓ Check the signals of unit. ↓ Clean the defective part or remove the debris Re-install Toner cartridge. Does the problem persist? YES! NO! → Finish ↓ Imaging unit(MLT-R606K) Replace Check harnesses and replace Main board. SAMSUNG ELECTRONICS Service Manual...
Page 300 ※ Pull the cleaner and insert it. Repeat 4~5 tim mes. Imaging unit(M Imaging unit(M MLT R607K) MLT-R607K) 4 If the problem persists replace 4. If the problem persists, replace Caution Don't pull the cleaner too hard. SAMSUNG ELECTRONICS Service Manual...
Page 301 1. Print Supply Information Report and check the e information of Imaging unit. (Machine Setup > Others > Report > System > S Supplies information) Imaging g unit.(MLT-K606S). 2. If Imaging unit has a problem, replace SAMSUNG ELECTRONICS Service Manual...
Page 302 If the fuser life is almost over, get ready for a a new Fuser unit. 3. Replace Fuser(JC91-01144A(220V), JC91-01 143A(110V)) (Refer to 3.5 Fuser unit) a. Open Side-cover. b, Remove 4 screws. c. Take off Fuser unit and replace it. SAMSUNG ELECTRONICS Service Manual...
Page 303 Fuser(JC91-01 1144A(220V), JC91-01143A(110V)) 3. If the problem persists, replace (Refer to 3 5 Fuser unit) (Refer to 3.5 Fuser unit) a. Open Side-cover. b, Remove 4 screws. c. Take off Fuser unit and replace it. SAMSUNG ELECTRONICS Service Manual...
Page 304 Waste toner container is almost full. ● Troubleshooting method: 1. Open Front-cover. 1. Open Front cover. 2.Remove Waste toner box. 3. Check the waste toner in the box. Waste toner bo ox(MLT-W606) 4. If the box is almost full, replace SAMSUNG ELECTRONICS Service Manual...
Page 305 Install it ● Symptom / Cause: Waste toner container is not installed. ● Troubleshooting method: ● Troubleshooting method 1. Open Front-cover. 2. Re-install Waste toner box. Waste toner bo ox(MLT-W606) 3. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 306 6. Check if the connector of the tray3 pick up unit on th he pick up drive unit is connected properly. Reconnect 7. Replace the DCF board (JC81-08324A) or HCF boa ard(JC81-07292A) Service Manual SAMSUNG ELECTRONICS...
Page 307 D. Check if the motor connector of the pick up drive u unit is connected properly. Reconnect it. E. Enter the diagnostic mode. Execute “motor test” . I If it is defective, replace it. 2. Replace the DCF board (JC81-08324A) or HCF boa ard(JC81-07292A) Service Manual SAMSUNG ELECTRONICS...
Page 308 6. Check if the connector of the tray3 pick up unit on th he pick up drive unit is connected properly. Reconnect 7. Replace the DCF board (JC81-08324A) or HCF boa ard(JC81-07292A) Service Manual SAMSUNG ELECTRONICS...
Page 309 ” message is displayed, replace the sensor. 4. Check if the connector of the tray4 pick up unit(JC8 1-07923A) on the pick up drive unit is connected properly. Reconnect it. 5. Replace the DCF board (JC81-08324A) or HCF boa ard(JC81-07292A) Service Manual SAMSUNG ELECTRONICS...
Page 310 D. Check if the motor connector of the pick up drive u unit is connected properly. Reconnect it. E. Enter the diagnostic mode. Execute “motor test” . I If it is defective, replace it. 2. Replace the DCF board (JC81-08324A) or HCF boa ard(JC81-07292A) Service Manual SAMSUNG ELECTRONICS...
Page 311 6. Check if the connector of the tray4 pick up unit on th he pick up drive unit is connected properly he pick up drive unit is connected properly. Reconnect it. 7. Replace the DCF board (JC81-08324A) or HCF boa ard(JC81-07292A) Service Manual SAMSUNG ELECTRONICS...
Page 312 Check if the motor connector of the pick up drive unit is connected properly. Reconnect it. e. Enter the diagnostic mode. Execute “motor test” . If it is defective, replace it. 2. Replace the main board(JC92-02587A(for 8240) / J JC92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 313 Check if the motor connector of the pick up drive unit is connected properly. Reconnect it. e. Enter the diagnostic mode. Execute “motor test” . If it is defective, replace it. 2. Replace the main board(JC92-02587A(for 8240) / J JC92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 314 And reassemble it. e. Enter the diagnostic mode. Execute “MP drive mo otor test” . If it is defective, replace it. 2. Replace the main board(JC92-02587A(for 8240) / JC C92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 315 6. Check if the connector of the tray2 pick up unit on th he pick up drive unit is connected properly. Reconnect it. 7. Replace the main board(JC92-02587A(for 8240) / JC C92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 316 If the motor is broken, replace it. 4. Check if the regi connector of main board is connec ted properly. Reconnect it. 5. Replace the main board(JC92-02587A(for 8240) / JC d(JC92 02587A(f 8240) / JC C92 02587B(f C92-02587B(for 8230)) 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 317 If the motor is broken, replace it. 4. Check if the regi connector of main board is connec ted properly. Reconnect it. 5. Replace the main board(JC92-02587A(for 8240) / JC C92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 318 9. Replace the Joint PBA of the side unit. 10. Replace the harness of the side unit. 11. Check if the connector of the main board is connec cted properly. Reconnect the connector. 12. Replace the main board(JC92-02587A(for 8240) / JC92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 319 For this, you have to remove the Cover-P PCB of the side unit. 10. Check if the Side Joint PBA connector is connecte d properly. If there is any problem, reconnect the connector or replace the Side Joint PBA(JC95-011 125A). Service Manual SAMSUNG ELECTRONICS...
Page 320 5. Check if the Side Joint PBA connector is connected properly. If there is any problem, reconnect the connector or replace the Side Joint connector or replace the Side Joint PBA(JC95-011 PBA(JC95 011 125A) 125A). Service Manual SAMSUNG ELECTRONICS...
Page 321 A. Check if the gate return is damaged or deformed. B. Check if the reflect type sensor connector is conne ected properly. 9. Check if the exit connector on main board. Reconne ect it. 10. Replace the main board(JC92-02587A(for 8240) / JC92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 322 D. Check if the photo interrupter is damaged or the co onnector is connected properly. 8 Check if the exit connector on engine controller Rec 8. Check if the exit connector on engine controller. Rec connect it connect it. 9. Replace the main board. Service Manual SAMSUNG ELECTRONICS...
Page 323 If the connector is unplugged, remove exit unit and r reconnect the connector. 5. Check if the regi connector on the engine controller is connected properly. Reconnect it. 6. Replace the main board(JC92-02587A(for 8240) / JC C92-02587B(for 8230)) Service Manual SAMSUNG ELECTRONICS...
Page 324 Hard Disk is defective. ● Troubleshooting method: 1. Check whether Hard Disk is installed correctly. a. Remove Rear-cover. b. Check the connectors of Hard Disk and Main board. HDD(JC59-000 0035A) 3. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 325: System Recovery
2. If the problem persists, initializes Hard disc by SVC mode, System Recovery. (Service Functions > Hard Disk Maintenance > System Recovery) (Service Functions > Hard Disk Maintenance > HDD(JC59-000 0035A) 3. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 326 2. If the problem persists, initializes Hard disc by SVC mode, System Recovery. (Service Functions > Hard Disk Maintenance > System Recovery) (Service Functions > Hard Disk Maintenance > HDD(JC59-000 0035A) 3. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 327 Remove Rear cover. b. Check if MSOK is correctly connected. c. Check if the connecter and harness are corre ectly plugged. Main board(JC C92-02587A(40), JC92-02587B(30)) 2. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 328 2. Check the harness is connected correctly on OP PE HUB board. a. Disassemble OPE HUB Unit. b. Check the connection on OPE HUB board. Main Board(JC C92-02587A(40), JC92-02587B(30)) 3. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 329 ● Troubleshooting method: 1. Turn the machine off then on. 2. Check the connectors on Mainboard is correctly (Refer to 8. System Diagram) 3. Re-install the system F/W, Main board(JC9 C92-02587A(40), JC92-02587B(30)) 3. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 330 All door is closed but this error is displayed. ● Troubleshooting method: 1. Check if the front door and right door is closed perfectly. 2. Check the harness path. Main board(JC92-02 2587A(40), JC92-02587B(30)) 3. If the harness path is OK, SAMSUNG ELECTRONICS Service Manual...
Page 331 Scan joint board. 4. Check if the connection between Main board a and Scan unit is correct. SCAN-JOINT BO BOARD(JC97-04224A) 4. If there is no problem, replace Main board(JC9 C92-02587A(40), JC92-02587B(30)) 5. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 332 (Reger to 3.4.2 Scan glass) 5. Open Scan-rear cover. Check the connection of Motor and Scan board. AN-JOINT BOARD(JC97-04224A) 6. If the connection has no problem, replace Main board(JC9 C92-02587A(40), JC92-02587B(30)) 7. If the problem persists, replace SAMSUNG ELECTRONICS Service Manual...
Page 333 (Refer to 3.16 DADF ) DF board(JC97-04212A) 3. If the connection has no problem, replace Main board(JC9 Main board(JC9 C92-02587A(40) JC92-02587B(30)) C92 02587A(40), JC92 02587B(30)) 4 If the problem persists replace 4. If the problem persists, replace 7-S- SAMSUNG ELECTRONICS Service Manual...
Page 334 1. Close the error message, then return to the hom me menu. 2. If the problem persists, create new image on H Hibernation mode. (Service mode > Service Functions > Hiberna ation mode > Create new image) 7-S- SAMSUNG ELECTRONICS Service Manual...
Page 335 Insert the network harness to connector rightly y. y. b. Check the LED light near the network connecto - If it is connected correctly, green lamp is turn n on. - If not, the orange lamp is flickers 7-S- SAMSUNG ELECTRONICS Service Manual...
Page 336 (Machine Setup > Network Setting > Login > TCP/IP (Machine Setup > Network Setting > Login > TCP/IP P > Select the network protocol > IP Setting) P > Select the network protocol > IP Setting) 7-S- SAMSUNG ELECTRONICS Service Manual...
Page 337 Check the coil of Heat Lamp is broken or disconne ected. (Refer to 3.5.2 Halogen lamp) c. Check if Heat Lamp is connected correctly. d. Check the connectors on Drawer connector is fully y inserted. e. Check whether Thermostat is disconnected. SAMSUNG ELECTRONICS Service Manual...
Page 338 4 If the problem persists replace Main board FDB o 4. If the problem persists, replace Main board, FDB o or SMPS or SMPS. (Reference) Main Board : JC92-02587A(SCX-8240), JC92-02 2587B(SCX-8230) FDB : JC44-00226A(110V), JC44-00227A(220V) SMPS : JC44-00097E(110V), JC44-00090E(220V) SAMSUNG ELECTRONICS Service Manual...
Page 339 Check if PR Release motor is broken. if it has prob blems, replace Drive Release(JC93-00120A). (Refer to 3.11 PR release drive unit) 4. If the problem persists, replace Fuser(JC91-01144A A(220V), JC91-01143A(110V)). (Refer to 3.5 Fuser) SAMSUNG ELECTRONICS Service Manual...
Page 340 Check the coil of Heat Lamp is broken or disconne ected. (Refer to 3.5.2 Halogen lamp) c, Check if Heat Lamp is connected correctly. d. Check the connectors on Drawer connector is fully y inserted. e. Check whether Thermostat is disconnected. SAMSUNG ELECTRONICS Service Manual...
Page 341 A(220V) JC91-01143A(110V)) A(220V), JC91 01143A(110V)). (Refer to 3.5 Fuser) 4. If the problem persists, replace Main board, FDB o or SMPS. (Reference) Main Board : JC92-02587A(SCX-8240), JC92-02 2587B(SCX-8230) FDB : JC44-00226A(110V), JC44-00227A(220V) SMPS : JC44-00097E(110V), JC44-00090E(220V) SAMSUNG ELECTRONICS Service Manual...
Page 342 Check the coil of Heat Lamp is broken or disconne ected. (Refer to 3.5.2 Halogen lamp) c, Check if Heat Lamp is connected correctly. d. Check the connectors on Drawer connector is fully y inserted. e. Check whether Thermostat is disconnected. SAMSUNG ELECTRONICS Service Manual...
Page 343 3. If the problem persists, replace Fuser(JC91-01144A A(220V), JC91-01143A(110V)). (Refer to 3.5 Fuser) 4. If the problem persists, replace Main board, FDB o otr SMPS. (Reference) Main Board : JC92-02587A(SCX-8240), JC92-02 2587B(SCX-8230) FDB : JC44-00226A(110V), JC44-00227A(220V) SMPS : JC44-00097E(110V), JC44-00090E(220V) SAMSUNG ELECTRONICS Service Manual...
Page 344 A(220V), JC91-01143A(110V)). (Refer to 3.5 Fuser) (Refer to 3.5 Fuser) 4. If the problem persists, replace Main board, FDB o otr SMPS. (Reference) Main Board : JC92-02587A(SCX-8240), JC92-02 2587B(SCX-8230) FDB : JC44-00226A(110V), JC44-00227A(220V) SMPS : JC44-00097E(110V), JC44-00090E(220V) SAMSUNG ELECTRONICS Service Manual...
Page 345 1) Turn the machine off. 2) After opening Front-Cover check the LSU harne 2) After opening Front-Cover, check the LSU harne ess is connected correctly ess is connected correctly. 3) If the problem persists, replace LSU(JC97-0421 9A). SAMSUNG ELECTRONICS Service Manual...
Page 346 2. Print a demo page and check the quality of the prin ntout ntout. 3. If the problem persists, check the following. a. Turn the machine off. 1) After opening Front-Cover, check the LSU harne ess is connected correctly. 2) If the problem persists, replace LSU(JC97-0421 9A). SAMSUNG ELECTRONICS Service Manual...
Page 347 604-001393) and Scan actuator(JC66–03210A). If their operation is abnormal, replace the defective part. 4. Check if the regi. clutch operates normally. Check if f the clutch cable is connected correctly. If Clutch(JC47–00033A) is defective, replace it. SAMSUNG ELECTRONICS Service Manual...
Page 348 604-001393) and Scan actuator(JC66–03210A). If their operation is abnormal, replace the defective part. 4. Check if the regi. clutch operates normally. Check if f the clutch cable is connected correctly. If Clutch(JC47–00033A) is defective, replace it. SAMSUNG ELECTRONICS Service Manual...
Page 349 2. If this error occurs continually, check the following: a) Check if Regi. actuator(JC66–03148A) operate es normally. b) Check if the Regi. sensor cable is connected cor rectly. c) If the problem persists, replace Regi. sensor(06 04-001393). SAMSUNG ELECTRONICS Service Manual...
Page 350 2. If this error occurs continually, check the following: a) Check if Scan actuator(JC66-03210A) operates s normally. b) Check if the scan sensor cable is connected corr rectly. c) If the connection is OK, replace Scan sensor(06 604-001393). SAMSUNG ELECTRONICS Service Manual...
Page 351 Check if Exit actuator(JC66-03184A) operates normally. b) Check if the exit sensor cable is connected corre ectly. c) If the problem persists replace Exit sensor(0604 c) If the problem persists, replace Exit sensor(0604 4 001393) 4-001393). SAMSUNG ELECTRONICS Service Manual...
Page 352 Check DADF cover open sensor(0604-001393) ) and the harness. If there is a defective part, replace b) If both of them are normal, check the Cover-Ope en Rib. If it is broken, replace Cover-Open(JC63- 03273A). ) SAMSUNG ELECTRONICS Service Manual...
Page 353: Image Quality Problems
The paper should be from an unopened ream that has been acclimated to room temperature and you sho ould ensure that genuine Samsung Toner is installed in the printer. Service Manual...
Page 354: Vertical Lines
Reflectors are dirty. Fragile parts! Remove the lens cover r by Clean the contaminated undoing 2 screws. Che eck CCD part. lens surface against Caution contamination or foreig contamination or foreig gn objects gn objects. Fragile parts! Service Manual SAMSUNG ELECTRONICS...
Page 355: Horizontal Lines
Original glass is dirty. Wipe the surface clean with a soft cloth. Remove lens cover by undoing 2 Clean the contaminated screws. Check CCD len ns surface part. against contamination o or foreign Caution objects objects. Fragile parts! Service Manual SAMSUNG ELECTRONICS...
Page 356: White Spot
Remove foreign matter. path. HV terminal HV output is abnormal. Change the HVPS board. DADF DADF pad is dirty. Clean. Original glass Original glass is dirty. Wipe the surface clean with a soft cloth with a soft cloth. Service Manual SAMSUNG ELECTRONICS...
Page 357: Color Or Black Background
The problem has been eliminated Scan the Chart and check through the checks of s steps up to 10. the image quality again Service Manual SAMSUNG ELECTRONICS...
Page 358: Blurred Image
(Refer to 3 12 broken. (Refer to 3.12 DADF unit) Remove lens cover by undoing 2 Clean the contaminated screws. Check CCD len ns surface part. against contamination o or foreign Caution objects. Fragile parts! Service Manual SAMSUNG ELECTRONICS...
Page 359: Uneven Pitch And Jitter Image
Main Drive Unit After replacing the imagin g unit, 35 Replace the Main Drive mm periodic jitter or band unit. occurred. Transfer roller 55~56mm periodic band h Replace the Transfer occurred. roller. Service Manual SAMSUNG ELECTRONICS...
Page 360: Skewed Image
Retest. If no better then replace ADF assy. Please include mechanical ADF levelling guide. After above refer to 7.3.14 Image Transfer Is the transfer belt unit installed Reseat it. Belt (ITB) Belt (ITB) properl ? properly? Service Manual SAMSUNG ELECTRONICS...
Page 361: Low Image Density
Toner carriers and toner leve el is too low Check the high voltage in imaging unit. terminal. Replace the imaging unit. imaging unit. Toner supply Connectors are loose. Reconnect. device Motor is defective. Change the toner supply motor. Service Manual SAMSUNG ELECTRONICS...
Page 362: Blank Copy , Black Copy
The problem has been Change high voltage unit. eliminated through the c heck of  Change printer control step 5. board  Change LSU. To be continued on next page… Service Manual SAMSUNG ELECTRONICS...
Page 363 The problem is eliminate ed as Change I/F connection cable. checked with the image on a test pattern produced test pattern produced. The problem is eliminate ed after Change the scanner board. the I/F connection cable been changed. Service Manual SAMSUNG ELECTRONICS...
Page 364 The surface of the OPC C drum is Change imaging unit. scratched. Dirty on the outside. Clean.  Change LSU. The problem has been eliminated through the checks of s steps up to  Change HVPS board. 4 4 . Service Manual SAMSUNG ELECTRONICS...
Page 365 Change transfer roller unit. operation of the transfer r oller. The problem has been Change imaging unit. eliminated through the ch ecks of  Change LSU. steps up to 4.  Change HVPS board. Service Manual SAMSUNG ELECTRONICS...
Page 366: Poor Fusing Performance
Listen to motor soun Check if the heat roller con ntrol Check the NC Sensor. temperature is too high or l Check resistance of both h eating Change the heating lamp. lamps. Service Manual SAMSUNG ELECTRONICS...
Page 367: Stain On The Paper Back Side
Clean or replace the rollers. roller dirty or worn out? Fuser unit Are the fuser belt and pre essure Clean the fuser belt and roller dirty? pressure roller. Is the rib of transport guid Clean the rib. dirty? Service Manual SAMSUNG ELECTRONICS...
Page 368: Dadf Skew Testing
DADF skew test using the DADF test chart which supplied with DADF. 1. Load the A4 (or LTR) DADF test chart face up into o the DADF. 2. Adjust the document width guides to the paper size Service Manual SAMSUNG ELECTRONICS...
Page 369 7.Troubles shooting 3. Press Copy from the display screen. 4. Press Start from the control panel to begin copyin Service Manual SAMSUNG ELECTRONICS...
Page 370 5. Compare the condition of the printout with the DAD DF test chart. For example, the length of scale marks in the circles is equivalent (acceptable range by less or more than 0.5 mm), it means the DADF was installed well. Service Manual SAMSUNG ELECTRONICS...
Page 371 1mm shorter than that of right side, move the steel plate toward the rear side by two scale marks us ing the screw at the backside and handle hinge. A scale mark is approximately 0.5 mm. Service Manual SAMSUNG ELECTRONICS...
Page 372 A scale mark is approximately 0.5 mm. Service Manual SAMSUNG ELECTRONICS...
Page 373: Other Errors
- CN4 : Pin No.9,12 , Check the voltage by D DVM. (Normal value : 5V) - U2 : Pin No.2 , Check the voltage by DVM. . (Normal value : 3.3V) Replace the SMPS board. No : Replace the OPE board. Service Manual SAMSUNG ELECTRONICS...
Page 374 7.Troubles shooting ● Symptom The touch screen does not work. ● Possible cause 1. OPE is defective. ● Troubleshooting method : Replace the OPE. Re-check the operation. Service Manual SAMSUNG ELECTRONICS...
Page 375 3. Press centre of mark + following order 1-9. Use styl us. Perform 2 times. 4. If there is no problem, “Complete” will appear on LC CD and reboot the machine. When making a mistake, start again from the step 1 Service Manual SAMSUNG ELECTRONICS...
Page 376: Usb Port Problem
2. Power is not supplied to HUB PBA. ● Troubleshooting method : 1. Replace the HUB PBA. Check its operation again. 2. Check if power is supplied to the HUB PBA. 3. Replace the engine controller. 4. Replace the DC relay PBA. Service Manual SAMSUNG ELECTRONICS...
Page 377: Fdi Device Problem
FDI device does not work. ● Possible cause 1. FDI interface card is defective. 2. Video controller is defective. ● Troubleshooting method : 1. Replace the FDI interface card. Check its operation n again. 2. Replace the video controller. Service Manual SAMSUNG ELECTRONICS...
Page 378 8.System Diagram 8. System Diagram 8 1 Engine 1 8.1 Engine 1 SAMSUNG ELECTRONICS Service Manual...
Page 379 8.System Diagram 8 2 Engine 2 8.2 Engine 2 SAMSUNG ELECTRONICS Service Manual...
Page 380 8.System Diagram 8 3 Engine 3 8.3 Engine 3 SAMSUNG ELECTRONICS Service Manual...
Page 381: Scan & Dadf
8.System Diagram 8 4 Scan & DADF 8.4 Scan & DADF SAMSUNG ELECTRONICS Service Manual...
Page 382: Heater & Fuse
8.System Diagram 8 5 Heater & Fuse 8.5 Heater & Fuse SAMSUNG ELECTRONICS Service Manual...
Page 383: System Recovery
9.1.1 Select Recovery Method User can select any one of the following options depen nding upon the recovery method. 1) HDD Format: 1) HDD Format: a) Hidden Partition b) USB c) Network 2) HDD Repair SAMSUNG ELECTRONICS Service Manual...
Page 384 • The Error page (section 3.5) will be displaye d along with the failure message. 9.2 USB It is the basic screen when user selects the USB option n from the login page. 9.2.1 Next button SAMSUNG ELECTRONICS Service Manual...
Page 385 The Safe to er wants to go back to the login page. The Safe to remove USB button will safely remove the USB devic ce and goes to the previous page. SAMSUNG ELECTRONICS Service Manual...
Page 386: Network
2. User ID : user ID of the server to login into t the server system 3. Password : password of the server system 4. Shared folder : name of the shared folder o n the server, where the packages for the system recovery are present. SAMSUNG ELECTRONICS Service Manual...
Page 387: Confirmation Page
The user will be directed to the Progress page. 9.4.2 Home button The Home button is pressed if any point of time the us ser wants to go back to the login page. SAMSUNG ELECTRONICS Service Manual...
Page 388: Error Page
9.5 Error Page This is the Error page, which will display an appropriat te message depending upon the type of error occurred. 9.5.1 Home button The Home button is provided to go back to the Login p page. SAMSUNG ELECTRONICS Service Manual...
Page 389: Progress Page
This page provides the progress information in percen ntage. After every second the progress information is display yed till the progress reaches 100%. The system will be rebooted after the recovery. So the following page needs to be displayed. SAMSUNG ELECTRONICS Service Manual...
Page 390: Error List
When the network is not established or samba settings s are failed then the UI should display the corresponding error message related to network failure 9.8 HDD Repair Hard disk file system check can be done by HDD repa air feature. SAMSUNG ELECTRONICS Service Manual...
Page 391: Hdd Repair
When the user clicks Next button then the HDD repair r of the system will take place. Once the HDD repair successfully the system will rebo oot and boot via HDD by running the Everest binary. SAMSUNG ELECTRONICS Service Manual...
Page 392: Hdd Failure
Please ensure that the HDD cables are properly connected and then turn OFF and then tu rn ON the machine once. If the machine doesn’t boot normally please refer to troubleshooting for error code SAMSUNG ELECTRONICS Service Manual...
Page 393 Checking the fuser lamp. Service (More than 3 digits) Checking the SMPS fuse. 3.Spring hook When disassembling the spring. Service (More than 3mm ) 4. Small vacuum To remove the toner and Service contamination inside of the machine . SAMSUNG ELECTRONICS Service Manual...
Page 394 To clean the frame and scan Service Service glass. 10 Bl 10. Black cloth k l th To cover the OPC of the th OPC f th Service imaging unit. 10. Measuring tape To check the installation space Installation SAMSUNG ELECTRONICS Service Manual...
Page 395 To form the harness Service 16. Grease To remove the noise by gear. Service 1. G-8050 : JC81-08663A (200g) For fuser unit 2. SPY272 : JC81-08664A (100g) For feeding section (Pick up MP Duplex) (Pick up, MP, Duplex) SAMSUNG ELECTRONICS Service Manual...
Page 396 High Voltage Power Supply ICON PBA Image Controller Board Images Per Minutes Internet Printing Protocols Imaging transfer belt liquid crystal display LPEC3 LBP ENGINE CONTROL ASIC ( (LPEC3) MSOK Master System Operator Key Network Interface Card SAMSUNG ELECTRONICS Service Manual...
Page 397 SMPS Switched-mode power supply SNMP Simple Network Management Pr rotocol Samsung Web Services Safety Warning System SyncThru Samsung network sync manage ment program TCP/IP Transmission Control Protocol/In nternet Protocol Thin-Film Transistor Thin Film Transistor TIFF (Adobe & Aldus) Tagged Image...
Page 398: Reference Information
10.3 Document Revision List Version Date Page Description 2.00 08/Aug/2014 Add version and document revision list 2.01 12/Nov/2014 2-1,2,61,63 Memory size is changed from 1GB to 2GB. (The machine produced after 1st. Dec. is applied.) 10-6 Service Manual SAMSUNG ELECTRONICS...
Page 399 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 © 2012 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.

Samsung SCX-82x0 series Service Manual

1 Precautions

2 Product Description

3 Replacement Produce

4 Service Mode

5 Updating Firmware

6 Preventive Maintenance

7 Troubleshooting

8 System Diagram

9 System Recovery

10 Reference Information

Quick Links

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Summary of Contents for Samsung SCX-82x0 series