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8-3

EXPLODED VIEW & PARTS LIST

Service Manual

No.

Description

SEC.Code

Q’ty

Remark

ELA HOU BASE-HOUSHING

JC96-02695P

ELA UNIT-COVER MP

JC96-02679E

2-1

COVER-M-MP

JC63-00127E

2-2

TRAY-M-EXTEND MP

JC63-00128B

ELA UNIT-KNOCK UP MP

JC96-02680B

3-1

PLATE-M-KNOCK UP MP

JC61-00686B

3-2

PMO-SIDE GUIDE MP(L)

JC72-01005B

3-3

PMO-SIDE GUIDE MP(R)

JC72-01006B

3-4

PMO-IDLE KNOCK UP MP

JC72-01004A

3-5

MPR-PAD KNOCK UP MP

JC74-00011A

3-6

GEAR-PINION

JG66-40003A

3-7

SCREW-TAPTITE

6003-000264

TRAY-M-LINK MP(L)

JC63-00129B

TRAY-M-LINK MP(R)

JC63-00130B

ELA UNIT-CASSETTE(550)

JC96-02687B

ELA UNIT-FRAME BASE

JC96-02627C

220V

ELA UNIT-FRAME BASE

JC96-02627D

110V

ELA UNIT-DEVE

JC96-02851A

ELA UNIT-DEVE

JC96-02851C

10K

ELA UNIT-REGI

JC96-02626A

PBA MAIN-CONTROLLER

JC92-01487A

Duplex

PBA MAIN-CONTROLLER

JC92-01531A

None Duplex

ELA UNIT-MOTOR MAIN CARDINAL

JC96-02725B

ELA UNIT-MOTOR EXIT CARDINAL

JC96-02857A

ELA HOU-SMPS_HVPS_V1(110V)

JC96-02779A

110V

ELA HOU-SMPS_HVPS_V2(220V)

JC96-02777A

220V

MEA UNIT-GUIDE FRONT, DUP

JC97-01715A

14-1

GUIDE-P-FRONT, DUP

JC61-00660A

14-2

LEVER-M-OPEN, DUP

JC66-00443A

14-3

CBF HARNESS-EARTH (TX MOTOR)

JB39-00017A

None N/W Card

BRACKET-P_DUMMY CTRL

JC61-00679A

UNIT-LSU_CARDINAL

JC59-00019B

BAR-P_CROSS BOTTOM

JC71-00042A

PMO-ACTUATOR EMPTY

JC72-00991A

FAN-DC

JC31-00029A

STOPPER-M-FAN80

JC61-00667A

GEAR-TR29

JC66-00039A

GEAR-REGI Z25

JC66-00420A

ROLLER-TRANSFER

JC66-00540A

ELA UNIT-HOLDER TR R

JC96-01729A

24-1

PMO-TRANSFER HOLDER R

JC72-41145C

24-2

PMO-BUSHING TR

JC72-41142A

24-3

SPRING ETC-TR R HAWK

JC61-00046A

24-4

IPR-PLATE TR

JC70-11053A

Main Assembly Parts List

SA : Service Available

O : Service available X : Service not available

Содержание Phaser 3450

Страница 1: ...R CONTENTS 1 Precautions 2 Reference Information 3 Specifications 4 Summary of product 5 Disassembly and Reassembly 6 Alignment and Adjustments 7 Troubleshooting 8 Exploded Views and Parts List 9 Block Diagram 10 Connection Diagram 11 Circuit Description ...

Страница 2: ...any human access to laser radiation above a Class I level during nor mal operation user maintenance or prescribed service condition Warning Never operate or service the printer with the protective cover removed from Laser Scanner assembly The reflected beam although invisible can damage your eyes When using this product these basic safety precautions should always be followed to reduce risk of fir...

Страница 3: ... taking off the power plug do grip the plug and take it off If grip the line and pull over it could be damaged This could cuase a fire or electric shock 7 Management of power cord Do not bend twist or bind it and place other materials on it Also do not fix it with staples If the power cord gets damage a fire or electric shock can be caused A damaged power cord must be replaced immediately Do not r...

Страница 4: ...near to a heater A fire can occur 1 2 4 Precaution when assembly disassembly When replace parts do it very carefully Do memorize the location of each cable before replace parts for reconnecting it afterwards Do memorize Please perform the below before replace or disassemblying any parts 1 Check the contents stored in the memory All the information will be erased after replace main board The inform...

Страница 5: ...vent electrostatic charge buildup in the vicinity of the assembly 3 Use only a grounded tip soldering iron to solder or desolder ESDs 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static can generate electrical charges sufficient to damage ESDs 5 Do not use Freon propelled chemicals When sprayed these can generate electrical charges sufficient t...

Страница 6: ... are recommended for safe and smooth troubleshooting described in this service manual Driver Standard type type M3 long M3 short M2 long M2 short 4 Cotton Swab Standard For general home use for medical ser vice 6 Software Driver installation CD ROM 3 Cleaning Equipments a IPA Isopropyl Alcohol dry cloth or a soft stuff neutral detergent 7 Spring Hook Standard For general use Tweezers Standard For ...

Страница 7: ...nting HDD Hard Disk Drive HV high voltage HVPS High Voltage Power Supply I F interface I O Input and Output IC integrated circuit IDE Intelligent Drive electronics or Imbedded Drive Electronics IEEE Institute of Electrical and Electronics Engineers Inc IPA Isopropy Alcohol IPM Images Per Minute LAN local area network lb pound s LBP Laser Beam Printer LCD Liquid Crystal Display LED Light Emitting D...

Страница 8: ...vers and trays The area should be well ventilated and away from direct sunlight or sources of heat cold and humidi ty Do not set the printer close to the edge of your desk or table CLEARANCE SPACE Front 482 6 mm enough space so that trays can be removed Back 320 mm enough space to allow opening of the rear cover Right 100 mm Left 100 mm enough space for ventilation ...

Страница 9: ...s or less First Print Time 12 seconds or less Feed Method Cassette Manual Option Feeder SCF Media Size 76mm 128mm 3 5 to 216mm 356mm 8 5 14 Media Thickness Cassette 16 28 lb Manual 16 43lb Dimension W X D X H 386 X 436 X 326 mm Weight Net 13 Kg Gross 15 5 Kg Acoustic Noise Stand by Less than 35 dB Printing Less than 53 dB Sleep mode Background Noise Power save mode Enable Toner save mode Enable Co...

Страница 10: ...in 3 1 95 98 ME NT 2000 XP Postscript Level3 win 95 98 PPD win NT4 0 PPD Mac PPD PCL5e Linux Interface Parallel IEEE 1284 Bidirectional Parallel Modes supported Compatible Nibble Byte ECP USB without HUB mode USB 2 0 compliant 12 Mbps 1 port Serial RS 232C Network Interface option for ML 2150 10 100 Base TX 10 100BaseTX802 11bWirelessLAN optionforML 2151N Interface switching Automatic Interface ti...

Страница 11: ...A5 148 5 X 210 O O A6 105 X148 5 O Com 10 Envelope 105 X 241 4 15 X 9 5 O Monarch Envelope 98 X191 3 87 X 7 5 O DL Envelope 110 X 220 4 33 X 8 66 O C5 Envelope 162 X 229 6 38 X 9 01 O C6 Envelope 114 X 162 4 49 X 6 38 O Transparency OHP A4 or Letter O Label paper A4 or Letter O O Enable ITEM DESCRIPTION Cassette 550 sheets MP tray Paper 100 sheets Transparencies 25 sheets Envelopes 10 sheets Label...

Страница 12: ...3 4 Specifications Service Manual ...

Страница 13: ... P R P R H R H R Transfer ransfer Roller Roller Pick up Pick up Roller Roller Pick up Pick up Roller MP Roller MP OPC OPC P R H R Transfer Roller Pick up Roller Pick up Roller MP Regi Regi Roller Roller Regi Roller Retard Retard Roller Roller Retard Roller OPC 5 6 7 8 1 2 3 4 Toner Cartridge Exit Motor LSU 5 Cassette 1 Fuser 6 Duplex Unit 2 Main Motor 7 MPF 3 8 4 ...

Страница 14: ... It takes an arrangement method which uses a stopper roller and a weight without electric actuator It has paper separating function driving control function and multi feeding prevention function 6 Registration roller It has a paper arranging function paper transferring function paper detecting function jam removing function and so on 7 MP tray It has a paper arranging function paper transferring f...

Страница 15: ...also is coated with Teflon When a paper passes between a heat roller and a pressure roller toner adheres to the sur face of a paper permanently 5 Items for safety Protecting device for overheating 1st protection device Hardware cuts off when overheated 2nd protection device Software cuts off when overheated 3rd protection device Thermostat cuts off main power Safety device A fuser power is cut off...

Страница 16: ...magnetic 1 element contacting method Toner Non magnetic 1 element shatter type toner The life span of toner 8 000 sheets IDC Pattern A4 standard Toner remaining amount detecting sensor None OPC Cleaning Cleaning blade type Management of disusable toner Collect the toner by using electric static Clenerless Type No disusable toner OPC Drum protecting Shutter None Classifying device for toner cartrid...

Страница 17: ...nd PC interface by CPU Memory access has program memory supports 16bit operation and working memory supports 32bit operation USB PORT ROM SLOT PANEL CON CN10 CAR TRIDGE CON CN5 D MOT OR CON CN14 NETWORK CARD SLOT LSU CON CN6 DEBUG CN17 FAN CON CN13 COVER OPEN SENSOR CON CN1 DCU CON CN9 SDRAM SLOT OSC3 OSC2 OSC4 PTL CON CN15 JOINT PBA CON CN16 DC MOT OR CON CN19 ENGINE P AB CON CN18 P1284 PORT SCF ...

Страница 18: ...ecution Unit for Banding support of Printer Languages Printer Video Controller for LBP engines PVC Printer Video Controller without RET Algorithm HPVC Printer Video Controller with RET algorithm Line Memory Lookup Table Memory 512 x 8 4096 x 16 Engine Controller Motor Control Unit Motor Speed Lookup Table Memory 128 x 16 x 2 Pulse Width Modulation Unit 4 Channels are supported ADC Interface Unit 3...

Страница 19: ...EC GRAPHIC EXECUTION UNIT MISC CONTROLLER ARM946E S CORE 16KB ICACHE 16KB DCACHE CLOCK RESET GENERATOR SYSTEM BUS ARBITER MAC USB2 0 EXTERNAL DMA CONTROLLER 4CH PVC HPVC 512x8 4096x16 LSU I F PULSE WIDTH MODULATOR ENGINE CONTROLLER MOT OR CONTROLLER 128x16 x2 ADC 3CH ADDR DATA MUX SFR Bus System Bus INTERRUPT CTRL 5CH TIME CONTROL UNIT ENGINE Comm I F EPI SYSMAC SYSTEM PLL 120MHz ARBITER DECODER R...

Страница 20: ... RESET IC XC61FN3112MR resets various IC such as the CPU Memory etc to prevent malfunction of the set by setting the initial value of port 4 2 4 ClOCK Circuit Basically it consists of the Crystal 12MHz and Capacitor 27pF which is connected to the crystal in parallel and it is inputted to the MCLLK_Signal via the FS781 The purpose of the adding FS781 is substitution of EMI 4 2 5 INTERFACE Part IEEE...

Страница 21: ...eloper exists or not ID amount of toner and so on 4 2 6 5 Paper Exit Sensing It detects paper state whether paper gets out from the set with operation of exit sensor on the engine board and actuator on the frame Paper detects the on off time of exit sensor by reading CPU W11 and the normal operation or jam infor mation is informed to the CPU The paper JAM2 is informed Displays the state on LCD pan...

Страница 22: ...e 3 3V and 24V to supply the power to the main board The HVPS part creates the high voltage of THV MHV Supply Dev and supplies it to the developer part for making the best condition to display the image The HVPS part takes the 24V and outputs the high voltage for THV MHV BIAS and the outputted high voltage is supplied to the toner OPC cartridge and transfer roller Exit Sensor HVPS Fuser Inlet ...

Страница 23: ... toner with electronic potential difference of the section exposed by LSU Laser Scanning Unit When printing exposing voltage of OPC is 250V and exposing voltage of DEV is 470V Therefore toner with polarity is developed on an exposed section Output voltage 400V 470DC 20V Error type a If DEV is GND a density gets extremely low b When DEV is floating due to instable of terminal s contacting point and...

Страница 24: ...fluctuating range AC 198V 264V AC 90V 135V AC 198V 264V Rated frequency 50 60 Hz Frequency fluctuating range 47 63 Hz Inputting voltage Under 5 0Arms 2 5Arms Rated Power Output Consumption Power Length of Power Cord 1830 50mm Power Switch Use NO Item CH1 CH2 CH3 Remark 1 Channel name 3 3V 5V 24 0V 2 CONNECTOR PIN CON 3 CON 3 CON 3 3 3V PIN 12 14 5V PIN 8 24V PIN 2 4 6 GND PIN 16 18 GND PIN 7 GND 7...

Страница 25: ...r The AC power controls the switch with the Triac a semiconductor switch The On Off control is operated when the gate of the Triac is turned on off by Photo triac which is insulting part In the other words the AC control part is passive circuit so it turns the heater on off with taking signal from engine control part When the HEATER ON signal is turned on at engine the LED of PC1 Photo Triac takes...

Страница 26: ...aper cannot reach the exit sensor after certain time The exit sensor cannot be On The paper exists between the feed sensor and the exit sensor 4 4 1 3 Jam 2 After the tailing edge of the paper passes the feed sensor the paper cannot pass the exit sensor after certain time 4 4 1 4 Duplex Jam 1 A leading edge of a paper didn t reach a Duplex Sensor after certain time passes 4 4 1 5 Duplex Jam 2 Afte...

Страница 27: ...n motor When the receiving light part detects the beam Hsync occurs When the polygon motor speed becomes a normal LReady occurs If two conditions are satisfied the sta tus bit of the LSU controller register becomes 1 to be judged that the LSU is ready If two conditions are not satisfied the error shown in below occurs Error Description LCD Displat Open Heat Error When warming up it has been lower ...

Страница 28: ...4 16 Summary of Product Service Manual ...

Страница 29: ...te the cable routing that will be affected Whenever servicing the machine you must perform as follows 1 Check to verify that documents are not stored in memory 2 Be sure to remove the toner cartridge before you disassemble parts 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 ...

Страница 30: ... then remove the roller Cautions When Replacing a Transfer Roller Do not grab the transfer roller shown in picture A It may cause a malfunction due to a foreign object Hold the both sides of the transfer roller shown in picture B when replacing it Transfer Roller Transfer Roller Transfer Roller A B Transfer Roller Holder Open Cover ...

Страница 31: ...nve nience of assembling Locate the hook section of the spring that is connected to the Knock Up Plate ass y as shown in the picture below toward the outside for con venience of assembling 3 Remove the Tray Links from the MP Cover 4 Push the MP Cover and remove it as shown below 5 Remove MP Cover in the direction of arrow MPF Ass y Tray Link MP Cover MP Pick Up Rack Knock Up Plate Ass y Tray Link ...

Страница 32: ...Service Manual 5 4 Retard Ass y 1 Remove two screws Then lift the Roller Ass y as shown below Notice When you reassemble the Retard Roller ass y make sure that the let and of the Retard roller fits into the Retard shaft Retard Ass y ...

Страница 33: ...5 5 Disassembly and Reassembly Service Manual 5 5 RH Cover 1 Pull the Cassette out of the printer 2 Remove two screws and take out the Right Side RH Cover Cassette ...

Страница 34: ...wo screws and take out the Dummy Bracket 5 Remove six screws and take out the Main PBA NOTICE One screw among the screws is locked on the Engine Shield Refer to 5 25 3 Dummy Bracket Main PBA Joint PBA CN14 Memory RAM CN12 Flash Memory CN16 SCF CN1 USP Port CN2 P1284 Port CN3 DCU CN7 DC_Motor CN11 Engine PBA CN18 Cover Open Sensor CN20 PTL CN17 Fan CN15 LSU CN10 DC_Fan CN21 Cartridge CN6 Panel CN4 ...

Страница 35: ...and take out the Cover Joint PBA 3 Unplug the two connectors from the Main PBA and the Connector PBA 4 Remove the E ring and take out the Clutch 5 Remove six screws and take out the Main Drive Ass y 6 When separating the Main Motor ass y discon nect the connector form the Main PBA remove 4 screws and then remove the Main Motor ass y Clutch E ring Main Drive Ass y Cap Wire Power Main Motor Ass y Co...

Страница 36: ... 1 Before you remove the Connector PBA you should remove RH Cover Refer to the 5 5 2 Unplug all of the connectors from the Connector PBA and take it out 3 The connectors are located as shown below Connector PBA Clutch MP Empty Main PBA MP Solenoid Main Solenoid S W ...

Страница 37: ...5 5 Main Drive Ass y Refer to the 5 7 2 Unplug the MP Solenoid Harness and the Main Solenoid Harness from the Connector PBA 3 Remove two screws and take out the MP Solenoid 4 Remove two screws and take out the Main Solenoid NOTICE It is not necessary to disassemble the Main Drive Ass y to remove the MP Solenoid MP Solenoid Main Solenoid ...

Страница 38: ...sembly and Reassembly Service Manual 5 10 LH Cover 1 Pull the Cassette out of the printer 2 Remove two screws and take out the Right Side 3 Remove two screws and take out the LH Cover Rear Cover Cassette LH Cover ...

Страница 39: ...emove RH Cover Refer to the 5 5 LH Cover Refer to the 5 10 2 Unplug the two Connectors from the Connector PBA 3 Remove one screw for taking out the Stopper and then take out the DC Fan 4 Remove one screw for taking out the Stopper and then take out the Fan Fan CN15 DC_Fan CN21 DC Fan Stopper Fan Stopper ...

Страница 40: ...5 12 Disassembly and Reassembly Service Manual 5 12 Rear Cover 1 Open the Rear Cover and then take out the Stopper 2 Remove the Rear Cover in the direction of arrow Tie Stopper Rear Cover 1 2 ...

Страница 41: ...0 2 Open the MPF Ass y the Rear Cover the Open Cover 3 Unplug the two Connectors after you remove the three screws from the Main PBA 4 Unlatch both ends of the Top Cover 5 Unlatch the hook and take out the Top Cover 6 Remove 7 screws and then take out the LCD Panel and the Key Panel Top Cover Key Panel LCD Panel Cover Open Sensor CN20 Panel CN4 Key Panel Cover Open ...

Страница 42: ...ws and take out the Stopper 3 Take out the Open Cover as shown below 4 Release the lock as shown below and lift up the Sensor Cap Stopper Micro Switch PBA Sensor Cap Open Cover 5 15 Inner Cover 1 Before you remove the Inner Cover you should remove MPF Ass y Refer to the 5 3 Top Cover Refer to the 5 13 2 Remove two screws and take out the Inner Cover Inner Cover ...

Страница 43: ...Refer to the 5 12 2 Remove four screws and take out the Fuser Ass y 3 Remove two screws and take the Thermostat out of the Fuser Ass y 4 Remove one screw and then take out the Thermistor from the Fuser Ass y 5 Remove two screws and take the Halogen Lamp out of the Heat Roller Fuser Ass y Thermistor Thermostat Nut Halogen Lamp Nut ...

Страница 44: ...crews and take out the Gear bracket 7 Remove two screws and divide the Fuser into two parts 8 Take out the Heat Roller as shown below 9 Take out the Pressure Roller as shown below Heat Roller Bushing Fuser Gear Pressure Roller Bushing Gear Bracket Fuser Upper Unit ...

Страница 45: ...river you should remove Top Cover Refer to the 5 13 2 Unplug the Exit Driver Harness from the Main PBA 3 Take out the Cover Motor BLDC after remove tow screws and take out the Exit Driver Ass y after remove three screws 4 Remove two screws and take out the Exit Motor Cover Motor BLDC Exit Motor ...

Страница 46: ... Exit Roller you should remove Top Cover Refer to the 5 13 2 Take the Actuator out 3 Remove the Exit Roller and Bearing as shown below 4 Take out the Exit Gear as shown below 5 Take out the Duplex Exit Roller as same method Actuator Exit Roller Bearing Exit Gear Bearing Duplex Exit Roller ...

Страница 47: ...Before you remove the LSU you should remove RH Cover Refer to the 5 5 LH Cover Refer to the 5 10 Top Cover Refer to the 5 5 2 Release the lock as shown below 3 Remove the Exit Roller Rack in the direction of arrow 4 Remove three screws and take out the LSU LSU ...

Страница 48: ...e you remove the Toner Sensor Board you should remove Top Cover Refer to the 5 13 LSU Refer to the 5 19 2 Unplug 5 Harness from the Toner Sensor PBA 3 Take out the Toner Sensor PBA 4 Remove 3 screws and take out the LSU Lower Cover LSU Lower Cover HV Small Spring Toner Sensor PBA ...

Страница 49: ... to the 5 13 2 Unplug the Harness Remove 3 screws 3 Release the lock as shown below and lift up the Gear Cap 4 Take out the Regi Ass y as shown below 5 Remove one screw and take out the Regi Sensor 6 Unplug the Harness remove one screw and take out the PTL PBA REGI Sensor Sensor Holder PTL PBA PTL Upper PTL CN17 Gear Cap REGI Ass y ...

Страница 50: ...13 Inner Cover Refer to the 5 15 2 First of all remove two screws Lift up the MP Pick up Shaft for taking out the MP Pick up Rack 3 Remove the E Rings on both ends of Gear Ass y and remove Ass y as shown below 4 Pull and remove the lock equipment then rotate the Bearing as shown below 5 Slide the cam to the left by pulling on the MP Pick up shaft MP Pick Up Rack Rack Bearing Cam MP Pick Up Shaft E...

Страница 51: ...embly and Reassembly Service Manual 6 First lift the left side of the Shaft and then remove the Shaft 7 Push the idles toward the ends of shaft then take out the Housing as shown below 1 2 Idle Housing 1 2 1 Idle ...

Страница 52: ...5 Main Drive Ass y Refer to the 5 7 2 Remove E Ring and take The Gear Pick up Cam out Take the Gear Regi out 3 Remove four screws Then lift the Bottom Cross Bar as shown below 4 Remove two springs from the Pick up Ass y 5 Lift Guide Front Dup out in the direction of arrow as shown below Bottom Cross Bar Stopper Tweezer Gear Pick up Cam Gear Regi ...

Страница 53: ...ler Shaft s in the direction of the arrow and slide the bearing off as shown below 7 Remove four screws and lift the Pick up Unit out in the direction of the arrow as shown below 8 Remove the Feed Ass y as shown below 9 Remove the Pick up Ass y as shown below Pick Up Unit Pick Up Roller Feed Roller ...

Страница 54: ...to the 5 23 5 2 Remove the Actuator as shown below Notice Be careful not to get burnt when sep arating an Engine PBA 3 Remove nine screws and slightly lift the Engine Shield as shown below 4 Unplug all of the connectors from the Engine PBA Then take out the Engine Shield Ass y Actuator 1 2 Power Shield ...

Страница 55: ...out of the Duplex Unit Engine PBA 5 26 Holder Pad Ass y 1 Before you remove the Holder Pad Ass y you should remove MPF Ass y Refer to the 5 3 All Cover Refer to the 5 5 5 10 5 12 5 13 5 14 5 15 MP Pick up Ass y Refer to the 5 22 2 Unplug the connector and remove the two screws as shown below 3 Remove the photo interrupter and the MP Actuator as shown below Holder Pad Ass y MP Actuator Friction Pad...

Страница 56: ...essage Engine EDC Mode is displayed On the mode an engineer should press the Menu Key to search each function he would like to test Turn the power off after the test is entirely end 2 Usage 1 Power off the printer 2 Pressing the Select key power the printer on 3 Keep pressing it until the message Engine EDC Mode is shown on the panel 4 Follow the usage for a function you would like to use 5 Turn t...

Страница 57: ...l Voltage Transfer Positive Voltage Transfer Negative Voltage PTL Test Main Motor Laser Motor Duplex Forward Duplex Reverse Tray3 Motor Fan Test Tray1 Sensor Tray2 Sensor Tray3 Sensor Duplex Sensor Cover Open Sensor Feed Sensor Exit Sensor Solenoid Test Motor Fan Test Sensor Test HVPS Test Development Test Test Pattern Print Tray1 Solenoid Test Tray2 Solenoid Test Tray3 Solenoid Test Tray2 Clutch ...

Страница 58: ... On the EDC mode a Test pattern is able to be printed While the printing job is processing the location of the paper is continuously displayed 1 Press the Menu Key until finding Test Pattern Print message on the panel 2 Press the Select Key when it s found 3 Confirm the message Choose a tray 1 default 1 4 Press the Arrow keys to select a tray you would like to choose 5 Fill a Tray 1 2 3 with paper...

Страница 59: ...Laser Motor The laser motor keeps running after the execution key Laser Motor On Off is chosen and stops when the stop key is chosen Duplex Duplex Forward The duplex motor keeps running on the forward direction Duplex Forward On Off Motor after the execution key is chosen and stops when the stop key is chosen Duplex Reverse The duplex motor keeps running on the backward direction Duplex Backward O...

Страница 60: ... solenoid is on for 150ms and then it automatically stops Tray 2 Solenoid On Off when the execution is chosen Tray3 Solenoid Test The tray3 solenoid is on for 150ms and then it automatically stops Tray 3 Solenoid On Off when the execution is chosen Tray2 Clutch Test The tray2 clutch is on for 1sec and then it automatically stops Tray 2 Clutch On Off when the execution is chosen On this function th...

Страница 61: ...nfirm the message changed Tray 1 Sensor Off to Tray 1 Sensor On Tray2 Sensor After the tray 2 is pulled out touch the sensor Tray 2 Sensor Off Tray 2 Sensor On and confirm the message changed Tray 2 Sensor Off to Tray 2 Sensor On Tray3 Sensor After the tray 3 is pulled out touch the sensor Tray 3 Sensor Off Tray 3 Sensor On and confirm the message changed Tray 3 Sensor Off to Tray 3 Sensor On Dupl...

Страница 62: ... Transfer negative voltage 600 1000 V is Transfer On Off Voltage in supplied after the execution key is chosen and it the range stops when the stop key is chosen PTL Test PTL Pre Transfer Lamp is on after the execution PTL On Off key is chosen and it stops when the stop key is chosen 6 1 2 7 Developing Test Item Fuser Laser Scanning Unit These Functions are used to check whether functions related ...

Страница 63: ...R10 R11 R11 R12 R12 R2 R2 R3 R4 R3 R4 R5 R5 R6 R6 R7 R7 R8 R8 R1 OPC Drum R7 Feed Roller S1 Paper Empty Cassette Sensor R2 Transfer Roller R8 Pick UP Roller S2 Paper Empty MPF Sensor R3 Regi Roller R9 Heat Roller S3 Regi Sensor R4 Idle Roller R10 Pressure Roller S4 Exit Sensor R5 MP Pick UP Roller R11 Duplex Roller S5 Duplex Sensor R6 Retard Roller R12 Duplex Idle Roller Jam 0 Jam 1 ...

Страница 64: ...curs 3 The paper that passes a paper exit sensor takes several printing processes and moves to a paper exit sensor If the sensor does not operate after certain time a Jam 1 occurs 4 If the paper does not discharge until the paper passes an exit roller and a Roller Exit F Down a Jam 2 occurs 5 The printing paper starts to be printed for duplex only by reversing rotation by an exit motor The printin...

Страница 65: ... Flex fan and straighten the paper before loading Do not use creased damp or highly curled paper Do not mix paper types in the input tray Use only recommended print media Ensure that the recommended print side is facing down when loading paper into the input tray 6 2 1 2 In the Paper Feed Area Jam 0 In the Tray1 1 Slide out the Tray1 to expose the jammed paper 2 Remove any misfed paper by pulling ...

Страница 66: ...y 3 If you cannot find the jammed paper in the Tray2 pull the Tray1 half way out of the printer and remove the paper 4 Slide the trays back into the printer Open and close the top cover Printing can be resumed In the Multi Purpose Tray 1 Open the Multi Purpose Tray 2 Carefully remove the jammed paper from the tray 3 Open and close the top cover Printing can be resumed ...

Страница 67: ...a piece of paper over the top of the toner cartridge to shield it while it is out of the printer 3 Carefully lift up the guide feed 4 Gently pull the jammed paper towards you to remove it from the printer If the jammed paper is not visible or there is resistance when you pull the paper go to In the Paper ExitArea 5 Flip down the guide feed and reinstall the toner car tridge NOTE If the toner cartr...

Страница 68: ... a long portion of the paper is visible pull it straight out If not continue to Step 2 2 Open the rear output tray 3 Loosen the paper if it is caught in the feed rollers Then gently pull the paper out 4 Close the rear output tray 5 Open and close the top cover Printing can be resumed ...

Страница 69: ...t cover 4 Open and close the top cover Printing can be resumed Duplex Jam 2 1 Pull the paper tray out of the printer 2 Pull down the metal plate inside of the printer CAUTION Pulling the plate could cause an injury Use the lever on the left 3 Remove the jammed paper 4 Slide the tray back into the printer 5 Open and close the top cover Printing can be resumed ...

Страница 70: ...g blurred faded or smeared printouts you can clear the problem by printing a cleaning sheet provid ed by your printer You can print OPC Cleaning sheet cleans the OPC drum of the toner cartridge Fuser Cleaning sheet cleans the fuser unit inside the printer This process will produce a page with toner debris which should be discarded 1 Ensure that the printer is turned on and in ready mode with paper...

Страница 71: ...has ended Even though it is a case that a toner is refilled the rest of major parts should end so entire toner cartridge should be replaced In the worst case when an OPC rotates over 20 000 pages it is pos sible that a toner may overflow When the count reaches to 20 000 pages the printed image becomes misty and an On Line key that is flashing on a set must be pressed for a single print If an OPC c...

Страница 72: ...Check by using a key of a set Setup maintenance remain toner 3 Check with a network Check on a Webthru Setup Menu remaining toner Jumper Caution 1 Please be careful not to damage a toner sensor part when assembling and disassembling a developer 2 Please be careful not to stain any thing to jumper 4 which is shown in the picture ...

Страница 73: ...rtridge Normal cartridge 8 000 Pages A4 5 Pattern Starter cartridge 4 000 Pages A4 5 Pattern 6 4 Consumables and Replacement Parts The cycle period outlined below is a general guideline for maintenance The example list is for an average usage of 50 transmitted and received documents per day Environmental conditions and actual use will vary these factors The cycle period given below is for referenc...

Страница 74: ... 95 mm white spot on black image or black spot 2 Charge Roller 38 mm black spot 3 Supply Roller 45 mm light or dark horizontal image band 4 Developing Roller 49 mm horizontal image band 5 Transfer Roller 57 mm image ghost 6 Heat Roller 82 mm Black spot and image ghost 7 Pressure Roller 92 mm black spot on the backside 솔레노이드 솔레노이드 R11 R12 OPCDrum ChargeRoller SupplyRoller DevelopingRoller TransferR...

Страница 75: ...6 20 Alignment Adjustments Service Manual ...

Страница 76: ...ital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 Foreign matter stuck onto the window of internal lenses of LSU mirror 2 Foreign matter or toner particles between the toner cartridge roller and blade In case the life of the toner cartridge has been expired white lines or light image occur in front of the image 3 It may occur when Burr and fore...

Страница 77: ...er Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 If dark or blurry black spots occur periodi cally the rollers in the Toner cartridge may be contaminated with foreign matte or paper particles Charge roller 38 mm interval OPC drum 95 mm interval 2 If faded areas or voids occur in a black image at intervals of 95 mm or black spots occur elsewhere the OPC ...

Страница 78: ...0 minutes after printer is pow ered on before you start printing 4 No3 Clean up the contaminated area by the toner 5 Replace the HVPS if the problems are not solved by the above four instructions 7 1 6 Dark Image or a Black Page Description The printed image is dark Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 No charge voltage in the e...

Страница 79: ...ption Light dark background appears in whole area of the printing Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 Does character exist less than 2 per a page and hasn t it been used long time 2 Is a recycled toner cartridge be used 3 Has the life span of the toner car tridge ended 4 Is the movement Up and Down of the transfer roller smooth...

Страница 80: ... when contaminated by toner particles 2 Occur in the toner cartridge replace the toner cartridge and try to print out 3 Replace the engine board if not solved by the above directions 1 2 4 If not solved by the direction 3 check the transfer roller lifetime and replace it 5 Wait about 1 hour after power on before using printer 6 Occur in the toner cartridge replace the toner cartridge and try to pr...

Страница 81: ...gn matter between Thermistor and Heat roller Caution can be deformed 7 1 12 Satins on the Face of Page Description The background on the face of the printed page is stained Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 Toner leakage due to improperly sealed toner cartridge 2 If the transfer roller is contaminated stains on the face of pa...

Страница 82: ... the area not to be deformed 7 1 14 Blank Page Print out 1 Description Blank page is printed Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution Bad ground contacts in OPC and or toner cartridge Remove contamination of the terminals of the toner cartridge and the unit 7 1 15 Blank Page Print out 2 Description 1 Blank page is printed 2 One or sev...

Страница 83: ...k and Cause Solution 1 Check the Solenoid by using EDC Mode 2 Check if the pad is loose due to bad sealing of the side pad 3 Check the surface of the roller pick up for foreign matter 4 If continuous clusters occur check whether the assembly slot between shaft pickup and housing pickup opens or is broken away 5 If the paper feeds into the printer and Jam 0 occurs perform EDC Mode to check feed sen...

Страница 84: ...r part is deformed in shape Check whether burrs occur in the assembly part of the actuator exit or not and if the actuator is smoothly operated Check if foreign matter and wire get caught in the actuator exit s operation 2 If the paper is stuck in the fuser dis assemble the fuser and remove the jammed paper and clean the surface of the pressure roller with dry gauze 3 Remove the jammed paper after...

Страница 85: ...ctive replace it 3 Check an operation of a feed roller and a registration roller If they are worn or defective replace them 7 2 5 JAM Duplex 1 Description A message Jam duplex 1 is displayed in a LCD window Check and Cause Solution 1 It is a case when a paper can not operate a duplex sensor 2 It is a case when a paper can not reach to a duplex sensor due to a paper jam on a duplex path 1 Replace a...

Страница 86: ...h paper 7 2 8 Paper rolled in the fuser Description If contaminated at intervals of 57mm on the back of a paper Check and Cause Solution 1 Contamination of the pressure roller or heat roller Background Hot off set 2 Check the claw of the fuser whether it is deformed 1 After disassembling the fuser clean contami nation between the heat roller and the ther mostor and remove the contamination of the ...

Страница 87: ...the OPC Check and Cause Solution 1 Paper is too much thin 2 The face of paper is curled 1 Recommend to use normal paper 2 How to remove the rolled paper in the OPC Remove the paper while turning the OPC against the ongoing direction Clean fingerprints on the OPC softly with soft cloth dampened with tissue ...

Страница 88: ...a gear of a fuser is melted 1 Replace the fuser if a thermostat is open 2 Replace the fuser if a thermistor sensor is located deep inside of a sponge 3 Check whether the overheat mode circuit operates normally or not 4 Replace the fuser 7 3 2 LSU Error Description A message PMOTOR ERROR HSYNC ERROR is displayed in a LCD panel Check and Cause Solution 1 Check whether the LSU connector is disconnect...

Страница 89: ...k the Heat Lamp 1 Replace the Fuser 2 Replace the Main PBA 2 Replace the SMPS 7 3 4 Paper Empty Description The paper lamp on the operator panel is on even when paper is loaded in the cassette Check and Cause Solution 1 Bending or deformation of the actuator of the paper sen sor 2 The function of the engine board is defective 3 Check the Connector 1 Replace the defective actuator 2 Replace the Sen...

Страница 90: ...e engine board is defective 1 Replace the defective actuator 2 Replace the engine board 7 3 6 Cover Open Description The ERROR lamp is on even when the print cover is closed Check and Cause Solution 1 The hook lever in the top cover may be defective 2 Check the connector and circuit of the cover switch department in the Main Control board 1 Replace the hook lever if defective 2 Check the insertion...

Страница 91: ...RROR message does not come on even when the printer cover is open Check and Cause Solution 1 Check the connector and circuit of the cover switch department in the Main Control board Perform EDC mode 1 Check the insertion of the Cover Open S W Connect 2 Replace the Main Control board or Cover Open S W ...

Страница 92: ...he EDC Mode 1 Check the motor harness replace it if defective 2 Replace the Main PBA 7 3 9 No Power Description When system power is turned on all lamps on the operator panel do not come on Check and Cause Solution 1 Check if the power input and SMPS output are normal 2 Check the inferiority of LED Panel or LDC window on the front cover if the OP panel does not appear after normal warming up 1 Rep...

Страница 93: ...hen printing vertical line gets curved Check and Cause Solution 1 If the supply of 24v is unstable in the Main Control board linking with LSU check drive by EDC Mode LSU Check 2 Check the Deve PBA in the Toner Cartridge 1 Replace LSU 2 Replace the Toner Joint PBA 2 Replace the Main PBA ...

Страница 94: ...ion for choice cartridge An EEP ROM is mounted to a cartridge for distinguishing a choice developer Items written in below are detected by checking up memory information If the data of the EEP ROM is broken it cannot be detected 1 Detecting existence of a toner cartridge It detects whether a toner cartridge is mounted or not 2 Detecting a serial no of a developer If a serial no code is different w...

Страница 95: ... when an OPC count becomes 18 000 page Solution It means that a toner in the developer has been almost ended Replace the developer 7 4 4 3 Replace Cartridge Contents This message shows up when an OPC count becomes 20 000 pages It means the life span of a toner cartridge except a toner part has been ended Even though a case that a toner is refilled the rest of major parts have been ended so entire ...

Страница 96: ...periodically 1 Check the cycle of the falling of the toner 2 Check the appearance of both ends of the toner car tridge OPC drum 2 The center of the printed mat ter is contaminated with toner 1 Check whether foreign sub stances or toner are stuck to the terminal contact point of the toner cartridge 2 Check whether the state of the terminal assembly is normal 1 All of 1 2 3 above If it become better...

Страница 97: ...ner are stuck to the terminal contact point of the toner cartridge 2 Check whether the state of the terminal assembly is nor mal 1 In case of 1 above Run OPC Cleaning Mode Print 4 5 times repeatedly to remove Especially check foreign sub stance on the OPC surface then remove them with a clean gauze moistened with IPA Isopropyl Alcohol not to damage OPC if necessary Never use usual alcohol 2 In cas...

Страница 98: ...oller terminal 3 The printed image is dark and ghost occurs 1 Check foreign substance attached to the terminal point of contact of the toner cartridge and the state of assembly Especially check the devel oping roller terminal 1 All of 1 2 3 above 1 Remove toner and foreign sub stances adhered to the contact point of the toner cartridge 2 The contact point of the unit facing that of the toner car t...

Страница 99: ...software 2 Replace the printer cable If the problems not solved even after the cable replaced check the amount of the remaining tone refer to Toner Cartridge Service 4 5 3 Check if the connection between PC and printer port is proper If you use windows check if the printer dri ver in the controller is set up If the printer driver is properly set up check in which program the printing is not workin...

Страница 100: ...han the RAM problem In this case provide more space for the hard disk Secure more space using the disk utilities program 2 The connection of the cable and printer port is not proper Check if the connection is properly done and if the parallel port in CMOS is rightly set up 3 As a printer port Select ECP or SPP among SPP Normal ECP and EPP modes increase print ing speed SPP normal mode support 8 bi...

Страница 101: ... in the CMOS SETUP 2 Printer Driver Error 3 Error message from insufficient memory The printing job sometimes stops or due to insufficient virtual memory but it actually comes from the insuffi cient space of the hard disk 1 Select SPP Normal or ECP LPT Port the among ECP EPP or SPP in the CMOS Setup 2 Check the printer in My Computer to see if the printer driver is compatible to the present driver...

Страница 102: ...necessary files to provide more space to start printing job 2 If there are some files with the extension name of jnl Delete them and Reboot the Windows to restart printing job 3 Shut down all other programs except the current one if possible 4 Delete the printer driver completely and reinstall it 5 After rebooting the computer check for viruses restore the damaged files and reinstall the program t...

Страница 103: ...7 28 TROUBLESHOOTING Service Manual ...

Страница 104: ...2 Base Houshing Assembly page 8 6 8 3 Frame Assembly 0 37 page 8 7 Frame Assembly 37 71 page 8 8 8 4 Fuser Assembly page 8 13 8 5 Main Driver Assembly page 8 16 8 6 Exit Driver Assembly page 8 17 8 7 Regi Assembly page 8 18 8 8 SMPS Assembly page 8 19 8 9 Cassette Assembly page 8 21 8 10 SCF Assembly page 8 23 ...

Страница 105: ...mbly 7 16 11 32 38 30 13 18 8 6 0 3 2 1 2 2 2 4 5 3 1 3 2 3 3 3 4 3 4 3 5 3 6 1 14 14 2 14 1 14 3 17 17 33 9 22 34 22 29 28 44 19 20 45 31 20 20 27 36 35 27 1 27 2 27 3 42 24 24 1 24 2 24 4 24 3 25 25 1 25 2 25 3 43 23 21 26 37 10 41 41 1 41 2 39 40 15 46 47 ...

Страница 106: ...LLER JC92 01487A 1 O Duplex PBA MAIN CONTROLLER JC92 01531A 1 O None Duplex 11 ELA UNIT MOTOR MAIN CARDINAL JC96 02725B 1 O 12 ELA UNIT MOTOR EXIT CARDINAL JC96 02857A 1 O 13 ELA HOU SMPS_HVPS_V1 110V JC96 02779A 1 X 110V ELA HOU SMPS_HVPS_V2 220V JC96 02777A 1 X 220V 14 MEA UNIT GUIDE FRONT DUP JC97 01715A 1 X 14 1 GUIDE P FRONT DUP JC61 00660A 1 X 14 2 LEVER M OPEN DUP JC66 00443A 1 X 14 3 CBF H...

Страница 107: ... FEED CARDINAL JC47 00009A 1 O 33 PMO CAP TR JC72 41292A 1 X 34 PBA SUB COVER JOINT JC92 01510A 1 X 35 BRACKET P SHAFT MP JC61 00755A 1 X 36 BEARING PICK UP JC66 10202A 1 X 37 GEAR PICK_UP CAM JC66 00533A 1 X 38 RING E 6044 000125 1 X 39 CBF HARNESS SMPS JC39 00253A 1 X 40 CBF HARNESS MPF JOINT JC39 00205A 1 X 41 ELA HOU NPC3_PRT JC96 02699A 1 X N W Card 41 1 BRACKET P_NETWORK JC61 00680A 1 X 41 2...

Страница 108: ...nual 8 2 Base Houshing Assembly 1 1 3 2 1 3 11 1 3 3 1 3 3 1 3 7 1 3 12 1 3 1 1 3 4 1 3 5 1 3 6 1 3 8 1 2 1 3 1 3 9 1 3 10 1 3 10 1 2 1 1 2 2 5 3 2 3 1 3 9 3 5 3 2 3 8 3 3 3 7 3 6 3 4 0 4 2 1 Dine Screw 6 1 1 1 1 1 3 1 1 4 1 1 2 1 1 2 2 2 3 ...

Страница 109: ...N JC63 00116B 1 X 1 3 9 PMO STACKER_RX JC72 00973F 1 X 1 3 10 STOPPER M HINGE OPEN JC61 00656A 2 X 1 3 11 SHEET OVERLAY BUTTON JC63 00288A 1 X 1 3 12 COVER WINDOW JC63 00256A 1 X 2 ELA UNIT COVER RIGHT JC96 02697B 1 O 2 1 COVER M RIGHT JC63 00115B 1 X 2 2 BUTTON M POWER JC64 00043B 1 X 2 3 SPRING CS CAP 6107 000014 1 X 3 MEA UNIT COVER REAR JC97 01743B 1 O 3 1 COVER M REAR JC63 00120B 1 X 3 2 PMO ...

Страница 110: ...3 Frame Assembly 1 1 2 6 6 2 1 7 2 2 2 2 2 3 2 4 2 4 1 2 4 2 2 4 3 7 1 7 2 7 3 7 8 7 4 7 5 7 6 7 7 5 14 15 16 16 15 8 13 9 10 19 19 1 19 2 19 3 19 4 19 20 34 37 21 22 23 20 20 24 20 22 11 12 28 4 3 26 27 18 29 13 30 17 0 31 32 66 36 36 1 36 3 36 2 ...

Страница 111: ... 2 67 3 67 3 67 4 67 5 67 5 67 13 67 7 67 9 67 6 67 7 67 8 67 12 67 9 67 10 67 13 39 67 11 68 1 68 13 68 S 68 5 70 39 42 65 45 46 47 48 49 60 50 72 51 57 56 58 56 59 41 60 63 63 38 50 38 44 38 43 52 66 61 62 71 0 64 68 3 68 2 68 10 68 4 68 6 68 12 68 11 68 9 68 8 68 7 DIME Screw 40 ...

Страница 112: ...TUATOR MP JC72 01002A 1 X 7 5 SPRING ETC EMPTY JC61 70965A 1 X 7 6 PHOTO INTERRUPTER 0604 001095 1 X 7 7 CBF HARNESS MP EMPTY JC39 00256A 1 X 7 8 SPRING ETC PAD JC61 00387A 1 X 8 GUIDE P_TRANSFER JC61 00678A 1 X 9 PMO HOLDER PLATE SAW JC72 40247B 1 X 10 IPR PLATE SAW JC70 10232C 1 X 11 PMO CAP CONNECTOR L JC72 00463A 1 X 12 PMO CAP CONNECTOR U JC72 00465A 1 X 13 CBF HARNESS OPE JB39 40532A 1 X 14 ...

Страница 113: ... ELA UNIT FUSER JC81 01729A 1 O 220V 41 PBA MAIN ZENER JC92 01488A 1 X 42 PBA SUB PANEL JC92 01519A 1 O 43 IPR P_GROUND OPC JC70 00332A 1 X 44 PBA SUB EMPTY SENSOR JC92 01511A 1 O 45 IPR P_GND SOLENOID FEED JC70 00336A 1 X 46 IPR P_GROUND SCF MAIN JC70 00334A 1 X 47 IPR P_GROUND REGI ROLLER JC70 00333A 1 X 48 ELA HOU VARISTOR JC96 01772A 1 X 49 IPR P_GROUND MOTOR MAIN2 JC70 00330A 1 X 50 IPR P_GRO...

Страница 114: ...67 12 SHAFT M PICK UP JC66 00440A 1 X 67 13 RING E 6044 000125 2 X 68 ELA UNIT RETARD JC96 02682A 1 O 68 1 FRAME M RETARD JC61 00640A 1 X 68 2 HOUSING M RETARD JC61 00635A 1 X 68 3 BUSH M RETARD JC61 00652A 2 X 68 4 SPRING ETC PAD JC61 00013A 2 X 68 5 HOLDER M RETARD JC61 00638A 1 X 68 6 RING E 6044 000231 2 X 68 7 SPRING TS 6107 001157 1 X 68 8 PMO HUB IN RETARD JC72 00994A 1 X 68 9 PMO HUB OUT R...

Страница 115: ...ly 2 1 2 2 2 2 2 8 2 8 2 5 2 3 2 7 3 1 2 6 2 9 2 4 3 6 3 7 3 2 3 4 3 3 1 17 1 14 1 6 1 10 1 14 1 10 7 3 8 3 5 1 6 1 8 5 3 2 1 16 1 16 1 17 8 1 2 1 13 1 19 7 1 9 8 1 7 1 5 6 1 3 1 11 1 4 1 12 1 1 7 9 4 4 7 4 1 4 1 7 4 2 1 18 1 15 7 4 3 1 18 1 15 1 0 4 2 1 1 2 1 20 ...

Страница 116: ...UIDE CLAW JC72 41012B 5 X 1 17 MEC BRUSH ANTISTATIC JC75 00095A 1 X 1 18 HOLDER IDLE ROLLER JC61 00785A 2 X 1 19 CAP FUSER L JC67 00056A 1 X 1 20 CAP FUSER R JC67 00057A 1 X 2 MEA UNIT LOWER FUSER JC97 01718A 1 X 2 1 SCREW TAPTITE 6003 000179 2 X 2 2 SPRING ETC PR 7300 JC61 00056A 2 X 2 3 BUSH M HR_R JC61 00615A 1 X 2 4 GEAR FUSER 7300 JC66 40913B 1 X 2 5 FRAME P FUSER JC61 00621A 1 X 2 6 ROLLER H...

Страница 117: ... IDLE 33 JC66 00425A 1 X 4 4 GEAR IDLE 23 JC66 00426A 1 X 5 LAMP HALOGEN 4713 001186 1 X 110V LAMP HALOGEN 4713 001187 1 X 220V 6 SCREW MACHINE 6001 000131 2 X 7 SCREW TAPTITE 6003 000179 6 X 8 NUT HEXAGON 6021 000222 2 X 9 LABEL R LV FUSER JC68 00408A 1 X 110V LABEL R LV FUSER JC68 00407A 1 X 220V Fuser Unit Assembly Parts List SA Service Available O Service available X Service not available ...

Страница 118: ...6 00412A 1 X 5 GEAR RDCN RETARD JC66 00410A 1 X 6 GEAR RDCN FEED JC66 00409A 1 X 7 GEAR MP DRV JC66 00413A 1 X 8 GEAR REGI IDLE JC66 00408A 1 X 9 GEAR RDCN REGI JC66 00407A 1 X 10 GEAR OPC DRV INNER JC66 00644A 1 X 11 WASHER PLAIN 6031 001255 2 X 12 GEAR RDCN OPC JC66 00405A 1 X 13 GEAR DUPLEX IDLE JC66 00415A 1 X 14 GEAR RDCN DUPLEX JC66 00414A 1 X 15 FOOT SF4000 JG61 40001A 1 X 16 GEAR OPC DRV O...

Страница 119: ...2 00825A 1 X 3 BRACKET P EXIT JC61 00623A 1 X 4 GEAR DP IDLE JC66 40911A 2 X 5 GEAR RDCN EXIT JC66 00419A 1 X 6 RING E 6044 000231 2 X 7 GEAR FUSER IDLE JC66 00418A 1 X 8 GEAR EXIT U ID JC66 40211B 1 X 9 RING E 6044 000125 2 X 10 GEAR RDCN FUSER IN JC66 00416A 1 X 11 GEAR HUB CLUTCH JC66 00340A 1 X 12 GEAR RDCN FUSER OUT JC66 00417A 1 X S SCREW MACHINE 6001 000131 2 X Exit Drive Assembly Parts Lis...

Страница 120: ...C72 00998A 1 X 8 GUIDE P_REGI PLATE JC61 00670A 1 X 9 HOLDER M SENSOR JC61 00672A 1 X 10 PHOTO INTERRUPTER 0604 001095 1 O 11 BUSH M ROLLER REGI L JC61 00668A 2 X 12 RING E 6044 000231 4 X 13 BUSH M ROLLER REGI U JC61 00669A 2 X 14 SPRING ES 6107 001155 2 X 15 CBF HARNESS MP EMPTY JC39 00256A 1 X 16 WASHER PLAIN 6031 001255 1 X 17 CAP M WIRE PTL UPPER JC67 00035A 1 X 18 CAP M_BUSHING ACTUATOR JC67...

Страница 121: ...8 18 EXPLODED VIEW PARTS LIST Service Manual 8 8 SMPS Assembly 0 1 2 1 2 2 13 2 15 2 14 2 12 2 14 2 3 2 4 2 5 2 6 2 7 2 8 2 11 2 9 2 10 2 2 ...

Страница 122: ...EAR DUP JC70 00327A 1 X 2 5 GEAR DP IDLE JC66 40911A 1 X 2 6 SHAFT IDLE ROLL DUP JC66 00444A 1 X 2 7 ROLLER M IDLE DUP JC66 00442A 1 X 2 8 SPRING TS 6107 001156 1 X 2 9 SPRING ETC EMPTY JC61 70965A 1 X 2 10 PMO ACTUATOR FEED DUP JC72 00997A 1 X 2 11 PCT SILP WASHER JK72 00058A 1 X 2 12 ICT STUD PAPER GUIDE DP JC70 00457A 2 X 2 13 GUIDE M RIGHT DUP JC61 00662A 1 X 2 14 BUSH M FEED DUP JC61 00665A 2...

Страница 123: ...8 20 EXPLODED VIEW PARTS LIST Service Manual 8 9 Cassette Assembly 19 19 20 20 11 10 12 12 11 8 11 13 12 11 14 7 23 24 22 21 1 17 9 26 16 17 17 12 15 18 6 5 2 3 4 17 ...

Страница 124: ... LEFT JC70 00325A 1 X 11 BUSH M FINGER F JC61 00653A 4 X 12 WASHER PLAIN 6031 001255 4 X 13 GUIDE P SIDE R JC61 00649A 1 X 14 GUIDE M SIDE LOCK JC61 00645B 1 X 15 IPR P FINGER RIGHT JC70 00326A 1 X 16 GEAR PINION JG66 40003A 1 X 17 SCREW TAPTITE 6003 000196 5 X 18 PLATE P KNOCK_UP JC61 00651A 1 X 19 RPR PAD CST JC73 10910A 2 X 20 SPRING CS 6107 001174 2 X 21 GUIDE M REAR JC61 00646B 1 X 22 GUIDE M...

Страница 125: ...mbly 105 105 32 31 102 101 28 103 102 18 1 24 0 101 101 20 27 27 11 12 27 10 1 104 104 10 2 10 3 10 4 10 5 101 10 9 4 26 26 4 5 6 6 6 13 14 17 15 33 16 2 3 104 105 8 8 7 1 25 101 22 34 102 33 19 18 101 102 21 29 18 2 18 3 18 4 18 5 18 6 23 36 35 35 1 35 3 35 2 ...

Страница 126: ...2 IPR BRK MOTOR SCF JC61 00624A 1 X 18 3 GEAR REGI IDLE JC66 00408A 1 X 18 4 GEAR SCF RDCN RETARD JC66 00410A 1 X 18 5 GEAR SCF RDCN PICKUP JC66 00428A 1 X 18 6 GEAR SCF RDCN FEED JC66 00427A 1 X 19 IPR GND SPRING FEED JC70 00464A 1 X 20 PHOTO INTERRUPTER 0604 001095 1 X 21 PCB CONTROLLER ASSY JC92 01436A 1 O 22 CBF HARNESS SCF JC39 00248A 1 O 23 CABLE PHOTO INTERRUPTER JC39 00250A 1 X 24 PMO ACTU...

Страница 127: ...Code Q ty SA Remark 101 SCREW TAPTITE 6003 000196 25 X 102 SCREW TAPTITE 6003 000259 9 X 103 SCREW MACHINE 6001 000131 4 X 104 RING E 6044 000231 3 X 105 RING E 6044 000125 3 X SCF Assembly Parts List SA Service Available O Service available X Service not available ...

Страница 128: ...n e c t o r Network Card DATA 16 31 nWAIT nRD nWR NPC_RESET IOCS EIRQ Computer Sy s tem c lock 12MHz X t al FS781 Fr equenc y Scaling EMI Attenuator RESET XC61FN 3112M R DA TA 16 31 Video Clock 78 MHz VCLK 32 Memory Data Bus 11 Memory Address Bus 14 SDRAM _CA S SDRAM_RAS BA0 BA1 SDRAM_WE SDRAM _CS 0 1 SDQM 0 3 SD_CLK 1 2 CL KE 64Mbit SDRA M K 4S641632C SDRA M 64Mbit SDRA M K 4S641632C DRAMA 0 11 D...

Страница 129: ...9 2 BLOCKDIAGRAM Service Manual ...

Страница 130: ...A 4 3 3V 5 P_EMPT Y 6 P_REGI 7 THERM1 8 THERM2 9 P_SIZE1 10 P_SIZE2 11 P_SIZE3 12P 1 VCC 2 3 3V 3 PANEL_TX 4 PANEL_RX 5 PANEL_RESET 6 GND 6P 6P 1 24V 2 24V 3 24VS 4 24VS 5 GND 6 5VS 2P 1 24 2 24VS MAIN MOTOR 4P 1 PA_1 2 PA_2 3 PB_1 4 PB_2 8P 1 24VS 2 24VS 3 GND 4 GND 5 GND 6 VCC 7 nSTART_STOP 8 MOTOR_READY 9 MOTOR_CLK 2P 1 24VS 2 MAIN_CLUT 3 MP_CLUT 4 REGI_CLUT 8P 5 MP_EMPTY 6 3 3V 7 PRO_MF 8 GND ...

Страница 131: ...10 2 CONNECTION DIAGRAM Service Manual ...

Страница 132: ...dstock 1 Normal Paper A4 Letter Legal B5 Label Executive 2 Envelope Normal Envelope 3 Other OHP 4 Length 125 365mm Width 75 216mm Weight For Bin Cassette 60 163g m2 For Manual 60 163g m2 10 Paper Capacity Cassette 550 Sheets Manual Slot 100 Sheets 11 Paper Stacker Capacity Face Down 250 Sheets Face up 100 Sheets 12 Warming up Time Less than 50 sec 13 First Printing Time Stand By 12 Sec 14 Power Ra...

Страница 133: ...ature 20 40 c Packed Humidity 20 95 Packed 25 Weight Net Max 18kg 26 External Dimension 380 W X 412 D X 320 H mm 27 Toner Cartridge Life Span 5 Pattern Min 5 000 10 000 Sheets Developing Non magnetic Contact Developing Charging Conductive Roller Charging Negative PWM Density Adjustment Possible Transfer System Pre transfer By LED Pre transfer Lamp Conductive Roller Transfer Fusing System Temperatu...

Страница 134: ...per Curl First Less than 16mm 10 Sheets measured in 1 min after printing 10 pages 3 Reliability Insulation Resistance over 100 MΩ at DC 500V 1 mm Voltage Strength less than 130V AC 1 0 kV Hi Pot less than 250V AC 1 5 kV Ground Continuous Less than 0 1Ω 25A 3 sec Voltage DIP 100 1cycle 50 2cycle 20 4cycle Leakage Current Less than 3 5mA 1 5 kohm Surge IEC61000 4 5 Normal 1KV Common 3KV OZONE Emissi...

Страница 135: ...0 45 60 minutes selectable 4 Installing the Printer 1 Unpack the box 2 Get the new image cartridge out of its bag And then remove the plastic stripfrom the cartridge 3 Insert the cartridge into the Printer 4 Load the paper into the cassette 5 Connect the POWER CORD and Power On 6 To check the Basic Print state At the Ready state press the Demo Key for 7sec print Self Test Pattern 7 Check the print...

Страница 136: ... mirror OPC drum synchronously rotates with the paper feeding speed At this point when the laser beam within the LSU reaches the edge of the polygon mirror HSYNC signal is sent to the engine The engine then detects the HSYNC signal and properly adjust the vertical image lines of the paper The image data is sent to the LSU at the set time followed by HSYNC signal detection to adjust the left margin...

Страница 137: ... 1380V is charged to the Charge Roller OPC drum is evenly charged with approximately 800V This is the first stage of the electric photo creation 11 2 2 3 Exposure Unit LSU exposes OPC drum by turning Laser Diode On Off according to the digital data of the bitmap image data received from the controller board The voltage difference created at this point is shown above The exposed area to the laser i...

Страница 138: ... HSYNC HOST COMPUTER VIDEO CONTROLLER ENGINE CONTROLLER FACE DOWN STACKER FUSER PAPER PATH FEED SENSOR FACE UP EXIT SENSOR DEVELOPER OPC metering blade 470V 650V Develop Block OPC D R S R GND Engine Operating Description Fig1 System OPerating Structure ...

Страница 139: ...ransfer 11 2 2 5 Transfer Section The toner from the surface of the OPC drum is transferred to the paper by the transfer roller In other words the toner from the surface of the OPC drum is transferred by the transfer roller charged with approximately 1 0kV 300 4100V adjustable At this time the adjustable voltage of 300 4100V is decided by the temperature and humidity This process is called transfe...

Страница 140: ...ller The pressure roller located on the bottom of the heat roller is made from Silicon Resin and it s surface is also coated with Teflon The thermistor of the printing section senses the temperature of the heat roller and feedback the information to maintain 185 C during printing mode and 175 C at standby mode The thermostat used as secondary safety feature prevents overheat by turning off the mai...

Страница 141: ...Specification AC input voltage Europe America minimum 198V 90V optimum 230V 120V maximum 264V 132V max input AC current 2Arms 5Arms max Inrush current 50 Ap p at 25 C Line Regulation 24V 10 5V 5 3 3V 5 Ripple Noise 24V 500mVp p 5V 100mVp p 3 3V 100mVp p Over Current Protect 24V 5 0A 11 2 3 2 Power Supply Section of SMPS Output Application Remark 5V DC Board Logic section of engine 3 3V DC Panel Vi...

Страница 142: ...ll be transfered to the 2nd trans 13 14 15 9 10 11 12 The current then flows into PC1 PHOTO COUPLER to bypass the IC1 feedback Then U1 turns on Through such repetitious process the current flowing through 2nd trance coil is filtered to create necessary DC voltage DC output and feedback circuit are created by 24V of D5 and C19 5V is created by abandoned voltage from the 2nd trance coil due to D5 an...

Страница 143: ... photo interrupt and it display jam2 status on LCD Panel 5 Paper Duplex Sensing Photo Interrupt Sensor OP1 attached on engine board SMPS detects paper information when operating duplex printing CPU detects information of jam and normal operation by that U18 102pin detects the detecting signal and it displays duplex jam1 or duplex jam2 on LCD panel according to status of entering duplex paper 6 Pap...

Страница 144: ...ating speed is controlled by clock frequency Among controlling signals start stop signal controls U18 19pin and clock signal controls U18 68pin If moving current is high when driving it maintains speed within 600ms standard speed Current is changed depending on loading 3 Exit Motor Exit motor drives a fuser and it rotates clockwise or counterclockwise when simplex or duplex printing is working 4 M...

Страница 145: ...perates at 50MHz All surrounding IC s are controlled by CPU Refer to Data Book for detailed CPU Specification 11 2 4 3 CPU Circuit OSC 12 5MHz is applied Clock is applied to CPU A5 using CY25814 The DC connected Bead and Resistance re used for EMI counter measures 11 2 4 4 Fuser Control Thermistor Circuit To settle the toner to the surface of a paper this circuit adequately controls the temperatur...

Страница 146: ...beam reaches the starting corner of each surface HSYNC signal pulse is activated The video controller uses HSYNC signal to form left margin of the image horizontal synchronous signal When the Vdout signal in inputted to the LSU it becomes LDON and ANDring to investigate suitable laser beam Vdout data contained ON OFF switching 11 2 4 7 Clock Circuit Clock uses 4 X Tal CPU is operated by 50MHz USB ...

Страница 147: ...ite for supply needs 5V and logic for control needs 3 3V TXD RXD and Reset signal are used Back lite is operated with 240mA and LCD dot is controlled by VEE voltage 11 2 4 13 SCF Circuit In SCF circuit 6 9MHz clock is supplied to 8bit CPU 4616 SCF circuit controls step motor solenoid clutch Regi clutch and paper size function empty function It operates with controller and SIO method PPS controls m...

Страница 148: ...Each high voltage printing indicates the voltage required in the electric photo process The supply roller that received 650V adjusted from HVPS and the DEVE roller that received 470V adjusted will rotate in the same direction The toner supplied to the OPC drum becomes negatively charged due to the static formed between the two rollers The toner supplied to the develop roller is transferred BIAS to...

Страница 149: ...rmed on the OPC drum surface by LSU to the image formed by toner The supply roller that received 650V adjusted from HVPS and the DEVE roller that received 470V adjusted will rotate in the same direction The toner supplied to the OPC drum becomes negatively charged due to the static formed between the two rollers The toner supplied to the develop roller is transferred BIAS to the development sectio...

Страница 150: ...MENT VOLTAGE SUPPLY SUPPLY VOLTAGE 4 Transfer printing ENABLE section THV TRANSFER HIGH VOLTAGE 5 Transfer printing ENABLE section THV TRANSFER HIGH VOLTAGE 6 Switching section 7 Feedback section 8 Rectification section 9 Printing section 11 3 3 1 BLOCK DIAGRAM of Electric Charge Printing Section 11 3 3 2 BLOCK DIAGRAM of BIAS Printing Section MHV PWM FEEDBACK MHV Print Circuit Circuit TRANS SWITC...

Страница 151: ...vice Manual 11 3 3 3 BLOCK DIAGRAM of Transfer Printing Section THVPWM THVEA THVREAD FEEDBACK FEEDBACK THV PWM CONTROL UNIT SWITCHING CONTROL UNIT TRANS REGULATION CIRCUIT SWITCHING CONTROL UNIT TRANS REGULATION CIRCUIT THV CIRCUIT ...

Страница 152: ...base voltage of Q404 becomes GND voltage and Q404 turns off to prevent to create high voltage Charging circuit detects changes due to environment of charging roller and applies proper voltage to OPC for each environment The environment changes resistance are detected by comparator and comparator converts analog input to digital output Depending on such digital output program inputted in ROM of eng...

Страница 153: ...sen CN1 4 BIAS PWM 4 2 5 1 6 7 R509 5 6K DEV 50K R513 30KF R510 100K Q504 C2316 Q503 C945C Y ZD502 2 7VB R511 470 ZD501 2 7V R508 10K R504 10K R503 330KF C504 472 Q501 A708 Y D504 4KV D503 D1NL20U C507 MY 2A103 C505 104 R515 RDS1 2W51KJ T501 C509 3KV471 C550 2KV101 R514 MGR1W10MF R512 1 4W10 D501 1N4148 R501 47K R502 22K 5V1 1 2 3 2 1 8 4 R500 5 6K C501 473 C506 CE 103 5V1 C508 47uF C502 102 C503 ...

Страница 154: ... Transfer output enable is THV EA HIGH ACTIVE transfer output controlling signal When THV EA HIGH SIGNAL is applied Q300 turns off and voltage of 24V1 flows normally to base unite of Q302 switching TR for turn on After voltage flows to Q302 IC passes the coil of first T301 and after passing coil it is increased as voltage that is proportionate to time When this voltage reaches to the HFE critical ...

Страница 155: ... value read by CPU and already set Transfer Table the corresponding transfer voltage is generated The change in transfer output required in each section is adjusted by PWM DUTY 5V 18V 24VS 18V 18V 18V 24VS 24VS D GND CN2 6 CN2 7 CN1 3 4 CN2 5 7407 U2 B U2 C 7407 7407 R205 1K R206 100 Q203 A708 Y R207 2K R208 30KF R209 100KF VR201 50K C201 103 C202 331 R210 845KF D202 1N4148 D201 1N4148 R211 1MF R2...

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