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- IV-7 -

2.

DISASSEMBLY PROCEDURE

2.1

Precautions

Note:

Parts are controlled as spare parts. When servicing for parts for which no procedures
are described, observe their assembling condition before starting the service.

Note:

For optional parts, refer to the manual for them.

Note:

Though the optional parts are assumed to be removed, they may not be removed if not
required for the purpose of service operation.

WARNING

When performing service operation for parts around the fuser ASSY, start the service
after the fuser ASSY and parts around it have cooled down.

WARNING

Do not use force to prevent damage to parts.

WARNING

Since a wide variety of screws are used, be careful not to mistake their positions, to
prevent the screw holes.

WARNING

Wear a wrist band or the like as far as possible to remove static electricity of the
human body.

♦

Turn the power OFF and remove the power cord from the electric outlet.

♦

Remove the drum unit before starting the disassembling process.

♦

Remove the transfer unit as necessary, and perform disassembly process.

♦

Remove the fuser unit.

♦

Remove the toner cartridges.

♦

Remove the paper cassette from the printer.

♦

Remove the controller board from the printer.

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Summary of Contents for HL-4200CN

Page 1: ...Color Laser Printer SERVICE MANUAL MODEL HL 4200CN Read this manual thoroughly before maintenance work Keep this manual in a convenient place for quick and easy reference at all times November 7 2004 SM PRN038 ...

Page 2: ...stered in the United States and other countries and True Type is a trademark of Apple computer Inc Epson is a registered trademark and FX 80 and FX 850 are trademarks of Seiko Epson Corporation Hewlett Packard is a registered trademark and HP Laser Jet is a trademark of Hewlett Packard Company IBM IBM PC and Proprinter are registered trademarks of International Business Machines Corporation Micros...

Page 3: ...the electrical system and the electrical circuits and their timing information CHAPTER IV ASSEMBLY DISASSEMBLY Procedures for replacement of the mechanical system parts CHAPTER V TROUBLESHOOTING Description of error messages on the control panel troubleshooting image failure etc CHAPTER VI DIAGRAMS CHAPTER VII PLUG JACK P J CONNECTOR LOCATIONS APPENDIX Information in this manual is subject to chan...

Page 4: ...6 7 4 Installation Space min installation space I 7 8 FUNCTIONS I 8 8 1 Recording System I 8 8 2 Exposure System I 8 8 3 Development System I 8 8 4 Fixing System I 8 8 5 Resolution I 8 8 6 Operation Mode I 8 8 7 Process Speed I 9 8 8 Print Mode I 9 8 9 Paper Mode I 10 8 10 Warm up Time I 11 8 11 FPOT First Print Output Time I 11 8 12 Continuous Printing Speed I 12 8 13 Printing Area I 12 8 14 Inpu...

Page 5: ...3 2 7 Connecting the Power Code II 17 2 8 Adjusting Color Registrations II 18 CHAPTER III STRUCTURE OF SYSTEM COMPONENTS III 1 1 PRINTING PROCESS III 1 1 1 Summary of Printing Process III 1 1 2 Schematic Diagram for Printing Processes III 3 1 3 Description of Printing Process Techniques III 4 2 FLOW OF PRINT DATA III 17 2 1 Data Flow III 17 3 DRIVE TRANSMISSION ROUTE III 18 3 1 Drive ASSY main III...

Page 6: ... Control III 48 7 7 Toner Control III 49 7 8 Fuser Control III 50 CHAPTER IV ASSEMBLY DISASSEMBLY IV 1 1 REPLACING PROCEDURE OF PERIODICAL REPLACEMENT PARTS IV 1 1 1 Replacing the Fuser ASSY IV 1 1 2 Replacing the Transfer ASSY IV 4 1 3 Replacing the Roll ASSY IV 6 1 4 Description of Procedures IV 6 2 DISASSEMBLY PROCEDURE IV 6 2 1 Precautions IV 7 2 2 Cover of the Printer IV 8 2 3 Front of the Pr...

Page 7: ... Print Pattern V 60 6 TRANSFER ROLL CARTRIDGE ADJUSTING THIRD TRANSFER CURRENT VALUE V 61 6 1 Procedure of Changing the Transfer Current Value Setup V 61 6 2 User Mode Menu Tree V 63 7 NVM LIST V 64 8 HEX DEC CONVERSION TABLE V 70 9 IMAGE QUALITY TROUBLE ENTRY CHART V 72 10 IMAGE QUALITY SPECIFICATIONS V 73 10 1 Parallelism V 73 10 2 Diagonal V 73 10 3 Skew V 73 10 4 Straightness V 74 10 5 Magnifi...

Page 8: ...lying VI 14 2 7 Paper Transportation VI 19 2 8 XEROGRAPHICS VI 28 2 9 Fusing and Transportation VI 36 CHAPTER VII PLUG JACK P J CONNECTOR LOCATIONS VII 1 1 LIST OF P J VII 1 2 P J LAYOUT DIAGRAM VII 4 APPENDIX 1 APP 1 1 1 When PCB is replaced A 1 1 2 Controller Firmware upgrade A 2 APPENDIX 2 CONSUMABLES REPLACEMENT APP 2 1 Coverage A 7 2 Job A 8 APPENDIX 3 HOW TO USE THE CLEANING KIT TO REMOVE 25...

Page 9: ...r beam might cause serious eye damage Safety precautions and interlock mechanisms have been designed to prevent any possible laser beam exposure to the operator FDA REGULATIONS FOR 120 V MODEL ONLY U S Food and Drug Administration FDA has implemented regulations for laser products manufactured on and after August 2 1976 Compliance is mandatory for products marketed in the United States The label s...

Page 10: ... of procedures other than those specified in this manual may result in hazardous radiation exposure For Finland and Sweden LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT Varoitus Laitteen käyttäminen muulla kuin tässä käyttöohjeessa mainitulla tavalla saattaa altistaa käyttäjän turvallisuusluokan 1 ylittävälle näkymättömälle lasersäteilylle Varning Om apparaten används på annat sätt än i denna Bruksanv...

Page 11: ...y Caution Use of controls or adjustment or performance of procedures other than those specified in this manual might result in hazardous radiation exposure Disconnect device This printer must be installed near a power outlet that is easily accessible In case of emergencies you must disconnect the power cord from the power outlet to shut off the power completely Caution for batteries Do not replace...

Page 12: ...ctric shock by following the procedures of this manual WARNING While the printer is ON never touch live parts if not required absolutely WARNING Power is supplied to the power switch inlet LVPS ASSY even while the printer is off Never touch its live components WARNING Do not touch live parts unless otherwise specified Driving Units When servicing gears or other driving units be sure to turn them O...

Page 13: ...laser printer while it is running be sure to follow the procedures specified in this manual You should understand the features of the laser beams which are capable of having an injurious action on the human body not to extend the danger over the workers as well as other people around the printer Note Laser beams have features as follows Frequencies are smaller in width than other beams sun and ele...

Page 14: ... when servicing the printer Caution label for high temperature units Unpacking the Printer WARNING The printer must be carried horizontally by two or more persons CAUTION Extreme care must be taken to avoid personal injuries Check visually the printer for evidence of any damages Peel all tapes off the printer Remove protection parts 2 pieces from the paper tray ...

Page 15: ...eplaceable Unit Hex Hexadecimal I F Interface IDT Intermediate Drum Transfer ID Image Density or Identification L H Left Hand L P Low Paper LD Laser Diode LEF Long Edge Feed MSI Multi Sheet Inserter N F Normal Force N P No Paper NVM Non Volatile Memory OPC Organic Photo Conductor P H Paper Handling PCDC Pixel Count Dispense Control PPM Prints Per Minute Pixel Picture Cell PWB Printed Wiring Board ...

Page 16: ...g mechanical accidents fuses circuit breakers and interlock switches and for safe user operations panels and covers Do not make mechanical alterations that may impair the safety functions 5 Parts mounting and removal Parts and covers may have sharp edges Do not touch the edges readily If your fingers or hands become greasy wipe off the grease well Do not pullout a part cable forcibly but gradually...

Page 17: ...ing the following consumables be sure to attach the U tag to the replaced one and recover Drum cartridge Color toner cartridges As to parts to be recycled enter necessary data into the U tag and recover the parts 5 General Notes Be careful not to disturb the customer s daily work Color toner dropped on the floor is hardly cleaned Place the drop cloth on the floor when maintaining the inside of the...

Page 18: ...ed 5 Repair any secondary problems that would prevent the machine from running 6 Perform the trim activities For SM visit 1 Print any Internal Test Pattern to check the print quality See page V 54 2 Feed paper from each tray and clean or replace the feed role as required 3 Repair any secondary problems that would prevent the machine from running 4 Perform the trim activities Final Actions 1 Check ...

Page 19: ...ed carefully 3 Check the periodic replacement parts consumable parts Replace as required 4 Safety check Check the Power Cord for damage or loose connection 5 After 1 to 4 above completes do the following overall operation checks Machine operation Print quality Meter reading 3 2 Mechanical consumables and periodic replacement parts A mechanical consumable should be replaced after checking the print...

Page 20: ...ield roll 3 1 Fuser ASSY A R Check that the H Roll and P Roll are not scratched Replace them when necessary 3 2 Print Head Cartridge A 30K Visual check only Do not touch 3 3 Transfer Roll Cartridge Unit ASSY C 18K Visual check only Do not touch 4 Safety check A Check the power plug for loose connection Check the power cable for crack or explosion of its conductor Check that the extension cable of ...

Page 21: ...CHAPTER I SPECIFICATIONS ...

Page 22: ...y 500sheets I 6 7 3 Dimensions Mass of Consumables I 6 7 3 1 Print head cartridge I 6 7 3 2 Transfer roll cartridge I 6 7 3 3 Toner cartridge I 7 7 4 Installation Space min installation space I 7 8 FUNCTIONS I 8 8 1 Recording System I 8 8 2 Exposure System I 8 8 3 Development System I 8 8 4 Fixing System I 8 8 5 Resolution I 8 8 6 Operation Mode I 8 8 7 Process Speed I 9 8 8 Print Mode I 9 8 9 Pap...

Page 23: ...Life I 15 9 3 Parts Requiring Periodical Replacement I 16 10 OPERATING ENVIRONMENT I 16 10 1 Installation Temperature Humidity I 16 10 2 Installation Altitude I 16 10 3 Installation Horizontality I 16 10 4 Ambient Lighting I 16 11 SAFETY ENVIRONMENT CONDITIONS I 16 11 1 Safety Standard I 16 11 2 Laser Safety Standard I 16 11 3 EMI I 17 11 4 Noise I 17 12 PRINT IMAGE QUALITY I 17 12 1 Image Quality...

Page 24: ... LT 41CL 2 2 x 500 sheet tray LT 42CL 3 Hard Disk HD 41CL 20GB 3 DIMENSIONS WEIGHT MAIN UNIT Width mm Depth mm Height mm Weight kg 439 590 445 34 9kg or less incl Print Head with the manual tray folded 4 BASIC CONFIGURATION 4 1 Engine This printer basically consists of the print engine main unit consumables CRU and standard universal paper tray 500 sheets Fig 1 1 ...

Page 25: ...I 2 4 2 Feeder Unit Option Feeder installed under the printer This printer basically consists of an option feeder and two universal paper tray 500 sheets each Fig 1 2 ...

Page 26: ...tion Feeder installed under the printer This printer basically consists of an option feeder and a universal paper tray 500 sheets Fig 1 3 5 FUNCTIONAL CONFIGURATION Functional configuration of this printer is shown below Fig 1 4 ...

Page 27: ... 1 Max power consumption Printing mode Running mode 600W 900W Fuser is on READY mode Ready mode 180W 900W Fuser is on ENAGISTAR mode 2 45W Controller is included 1 At running mode wattage per hour at printing continuously At ready mode wattage per hour at the temperature of fuser ready 2 Fuser is in stop status 7 MECHANICAL PROPERTIES 7 1 Dimensions Mass of Printer Width 439mm 1 Depth 590mm 1 with...

Page 28: ... Height 172mm 1 Mass No cassette installed No CRU 9 3kg 1 No cassette installed CRU 11 8 kg 1 Fig 1 6 Width 439mm 1 Depth 509mm 1 with no cassette installed 563mm 1 with cassette installed Height 336mm 1 Mass No cassette installed No CRU 14 2 kg 1 No cassette installed CRU 19 2 kg 1 Fig 1 7 ...

Page 29: ...2 5kg 1 Fig 1 8 7 3 Dimensions Mass of Consumables 7 3 1 Print head cartridge Width 339mm 3mm Depth 146mm 3mm Height 179mm 3mm Mass 4 5kg 0 1kg Reference The print head cartridge has CRUM CRU memory to record information Fig 1 9 7 3 2 Transfer roll cartridge Width 309mm 3mm Depth 85mm 3mm Height 60mm 3mm Mass 500g 10g Fig 1 10 ...

Page 30: ...3mm 51mm 3mm 55mm 3mm 325g 10g Cyan toner cartridge 355mm 3mm 51mm 3mm 55mm 3mm 315g 10g Fig 1 11 7 4 Installation Space min installation space Minimum space as shown below is required to install the printer when it is used for normal objects Space occupied by the operator is not included Top view 600mm 200mm 100mm 150mm Fig 1 12 Front view 100mm 150mm Fig 1 13 Side view 600mm 350mm 200mm Fig 1 14...

Page 31: ...alf speed 8 6 Operation Mode The printer can be operated in either of 2 operation modes The modes are switched over by command from the printer controller or change of printer operation etc Running mode State in running or recording operation Fixing system Held at operating temperature Exposure system Operating status Recording system Operating status Fuser fan Operating at high speed Rear fan Ope...

Page 32: ...cannot instruct to change the process speed 8 8 Print Mode The printer has four modes Standard mode Fine mode High gloss mode and Super high gloss mode Modes are switched over under the instruction from the controller 1 Standard mode used for printing with resolution 600dpi 2 Fine mode process direction resolution 1200dpi mode 3 High gloss mode thick paper special paper and high glossed plain pape...

Page 33: ...ss is 106 162gsm 5 Thick paper H mode It is selected to run on the papers whose thickness is 163 216gsm 6 OHP mode It is selected to run on OHPs JE 001 etc 7 Envelope mode It is selected to run on envelopes 8 Postcard mode It is selected to run on postcards Relation between the resolution process speed print mode and paper mode is shown in the table below Resolution Process speed Paper mode 600dpi...

Page 34: ...ol down 2 Paper mode is plain paper mode Paper feeding is Tray1 paper tray which locates at the bottom of the printer Measurement environment is at 22 C 55 RH rated voltage 1 Process controller operation is process controls such as TC control electric potential control cleaning cycle registration control and so on Sometimes the engine stops feeding papers for a certain period of time while continu...

Page 35: ...nting speed Full speed 600dpi Half speed 600 1200dpi Paper mode Simplex ppm Duplex ipm Simplex ppm Duplex ipm Plain paper A4 LET SEF 24 26 15 1 15 4 12 13 7 7 7 9 Thick paper 162gsm 1 A4 LET SEF 12 13 7 7 7 9 Thick paper 163 216gsm Label OHP 1 A4 LET SEF 12 13 Envelop Postcard 13 1 In case of small size paper printing speed is sometimes slowed down 8 13 Printing Area 8 13 1 Usable paper size Minim...

Page 36: ...aper pick up with paper tray Feeding method of this printer is ARRF method MSI paper pick up The MSI Multi Sheet Inserter is equipped as standard Selection of MSI is designated from the controller Duplex paper feeder unit This unit is equipped as standard to enable the printing on duplex of paper Selection of Duplex Feeder Unit is designated from the controller 8 14 2 Paper pick up capacity Paper ...

Page 37: ...rd paper Using this type of paper is recommended Reliability operability and print image quality are the application range of the specifications Following paper is the standard paper Xerox 4200 DP 20lb Xerox premier 80g m General paper General paper is plain paper except standard paper and special paper and its reliability and running performance are within the specification but the print image qu...

Page 38: ...ms of Consumables Print head cartridge Composed of photosensitive medium development machine intermediate transfer roll etc Transfer roll cartridge Composed of transfer roll cartridge waste toner collection box etc Black toner cartridge Cartridge to supply black toner to the development unit Yellow toner cartridge Cartridge to supply yellow toner to the development unit Magenta toner cartridge Car...

Page 39: ...ization ratio CST 85 and MSI 15 2 Bearing ø6 L8 metal is the same shape as turn roll bearing metal but it is not periodical replacement parts 10 OPERATING ENVIRONMENT 10 1 Installation Temperature Humidity Installation temperature and humidity on the condition without condensation is as follows At operating 5 32 C 15 85 RH At stopping minus 20 40 C 5 85 RH 10 2 Installation Altitude 0 to 3 100m 10...

Page 40: ...A 6 7B 55dBA 6 8B 55dBA 6 9B Half speed 52dBA 6 45B 53dBA 6 7B 53dBA 6 7B Noise of ready mode is as follows Sound pressure level By Standar 36 5 dBA or less 1 Sound power level 4 95 B or less 1 1 Both fuser fan and rear fan are on the status of half speed rotation FAN stops depending on the status of fuser and the noise level at this time is the same as background noise 12 PRINT IMAGE QUALITY 12 1...

Page 41: ...esh paper immediately after unpacked which has been left in the operating environment for 12 hours before unpacking 12 1 4 Printer condition The print image quality specified in this section is guaranteed with the printer in normal condition 12 1 5 Image quality guaranteed area The print image quality specified in this section is guaranteed in the guaranteed image quality area specified in this ma...

Page 42: ...CHAPTER II INSTALLATION ...

Page 43: ...ing the Packaged Items II 3 2 2 Removing the Tapes from the Printer II 4 2 3 Removing the Paper Tray Protective Materials II 5 2 4 Mounting the Print Head Cartridge II 7 2 5 Preparing the Toner Cartridges II 12 2 6 Loading Paper II 13 2 7 Connecting the Power Code II 17 2 8 Adjusting Color Registrations II 18 ...

Page 44: ... left and right with both hands Never try to lift the printer by gripping any other areas Lifting the printer by gripping other areas can cause the printer to fall resulting in injury Bend your knees when lifting the printer to avoid back injury Never try to lift the printer by gripping the tray cover which protrudes at the lower back of the printer It may cause the tray cover to be damaged Fig 2 ...

Page 45: ... 2 8 Adjusting Color Registrations Note The printer has various protective materials for protection from vibrations and shocks during move Remove all the protective materials first If you purchased a two tray module attach the module to the printer first For the attachment method refer to the attached document The cardboard box carrying handle styrofoam and protective materials of the printer pack...

Page 46: ...below Before starting installation make sure that no items are missing Note Keep the packaging materials if a future long distance move of the printer is anticipated Printer Fig 2 3 Print head cartridge Fig 2 4 Power code Fig 2 5 Note The illustration above shows the 100V power cord ...

Page 47: ...r When you first remove the printer from its box there is packing tape to secure the covers during shipping Refer to the illustrations below and remove all the packing tape from the printer Right side Fig 2 6 Left side Fig 2 7 Rear side Fig 2 8 ...

Page 48: ...e printer Follow the procedure below to remove the spacers from the paper tray Note Keep the spacers in case you need to transport the printer over long distances in the future Fig 2 9 1 Gently pull out the paper tray until it stops Fig 2 10 2 Hold the tray with both hands lift the front up slightly and pull it completely out of the printer Note Place the tray on a flat surface Fig 2 11 ...

Page 49: ... long distances in the future Fig 2 12 4 Holding the paper tray with both hands align it with the opening in the printer and gently insert it Fig 2 13 5 Push the paper tray completely back into the printer Note Do use excessive force on the paper tray Doing so could damage the paper tray or the inside of the printer Fig 2 14 ...

Page 50: ...2 4 Mounting the Print Head Cartridge Follow the procedure below to install the print head cartridge Fig 2 15 1 Lift the A button 1 and open the front cover 2 Fig 2 16 2 Open the paper outlet cover Fig 2 17 ...

Page 51: ...on top of the print head cartridge and gently lift it Place the cartridge on a flat surface Note Lift the print head cartridge by the handle Do not allow the cartridge to touch anything when removing it from the box When setting the print head cartridge do not shake or tilt them Fig 2 19 5 Remove the polystyrene packing and open the top of the aluminum package from the left and right Fig 2 20 ...

Page 52: ...t use this print head cartridge Keep the polystyrene packing aluminum bag and box of the print head cartridge if a future move of the printer is anticipated Fig 2 21 7 Remove the tape from the top of the cartridge 1 hold the protective cover on both sides and remove it from the print head cartridge 2 Fig 2 22 8 Grip the handle on top of the print head cartridge and face the flat part towards the b...

Page 53: ...e slots can damage the cartridge Do not allow the surface covered with a protective sheet to come into contact with anything Fig 2 24 10 Pull the protective sheet on the cartridge straight up to remove it as illustrated Note Do not touch the transfer roller black part Make sure that nothing touches or scratches the roller surface Scratches or oil from your hands on the roller deteriorates print qu...

Page 54: ...II 11 12 Close the front cover Fig 2 27 ...

Page 55: ...ll be washed off immediately if it comes into contact with hands or clothing 1 Remove the top cover and then remove the packing sheet covering the toner cartridges Fig 2 28 2 Pull the toner seal straight up to remove it Note Pull the toner seal straight up Pulling the toner seal diagonally may tear the seal Fig 2 29 3 Replace the top cover Fig 2 30 ...

Page 56: ...edure below to load paper into the paper tray Fig 2 31 1 Pull out the paper tray until it stops Fig 2 32 2 Hold the tray with both hands lift up the front slightly and remove it from the printer Note Place the tray on a flat surface Fig 2 33 ...

Page 57: ...and gently lift it up Insert the pins at the bottom of the guide in the holes corresponding to the paper size that you want to load A4 in this example Note Make sure that the end guide is properly inserted into the holes corresponding to the appropriate paper size Only a small amount of movement of the end paper guide can make automatic paper size detection impossible If this occurs move the end p...

Page 58: ...ay Fig 2 36 6 Make sure that the side guides are aligned with the edges of the paper Note Pushing the paper guides too hard against the edges of the paper stack can cause a paper jam However if the paper guide is too loose the paper may twist as it feeds through the printer Fig 2 37 7 Hold the paper tray with both hands align it with the opening in the printer and gently insert it Fig 2 38 ...

Page 59: ...use excessive force on the paper tray Doing so could damage the paper tray or the inside of the printer Fig 2 39 Note There is an indicator next to the paper tray that tells you how much paper remains in the tray Use the meter as a guide to refill the paper tray Fig 2 40 ...

Page 60: ...e use receptacle Multiple connectors can cause the outlet to overheat and cause fire To prevent fire or electric shocks follow the instruction below based on your machine configuration If in doubt contact your dealer or authorized Brother service representative If your machine is a 220 240 V model there is no need to attach a separate earth line since the earth connection is incorporated in the po...

Page 61: ... the densest colors of the grid to find the straightest lines The colors printed at the highest density are those next to the straightest lines Fig 2 43 3 Input the values that you found in step 2 into the Y M and C fields of the Color registration adjustment 4 Press the Set button appears and the new color balance chart is printed 5 Color registration adjustment is complete when the straightest Y...

Page 62: ...CHAPTER III STRUCTURE OF SYSTEM COMPONENTS ...

Page 63: ... PRINT DATA III 17 2 1 Data Flow III 17 3 DRIVE TRANSMISSION ROUTE III 18 3 1 Drive ASSY main III 18 3 2 Drive ASSY DEVE III 19 3 3 Holder Toner Cartridge ASSY Y M C K III 19 3 4 Fuser Drive ASSY III 20 3 5 Motor ASSY DUP III 20 3 6 Gear Layout III 21 4 PAPER TRANSFER III 22 4 1 Paper Transfer Route without option III 22 4 2 Layout of Paper Transfer Route III 23 5 FUNCTIONS OF MAJOR FUNCTIONAL COM...

Page 64: ...III 42 6 2 Operation Modes III 42 7 CONTROL III 43 7 1 Control of Paper Size III 43 7 2 Selective Control on Paper Pick up Unit III 43 7 3 Scanner Light Quantity Control III 43 7 4 Process Control III 44 7 4 1 Potential control III 44 7 4 2 Toner density control III 45 7 4 3 High area coverage mode III 46 7 4 4 Admix mode III 46 7 4 5 LED light quantity control of holder ASSY CTD III 46 7 5 Color ...

Page 65: ...Drum surface is charged with electricity 2 Exposure Image unit is exposed to laser beams 3 Development Image is developed with toner 4 Primary transfer Toner image is transferred to the intermediate transfer unit IDT 1 5 Secondary transfer Toner image on the intermediate transfer IDT 1 is transferred to the intermediate transfer unit IDT 2 6 Cleaning Intermediate transfer unit IDT 2 is cleaned 7 T...

Page 66: ...ing IDT2 9 Static elimination 10 Fixing Paper 11 Cleaning general Intermediate transfer unit IDT1 Intermediate transfer unit IDT2 Cleaning IDT1 Intermediate transfer unit IDT1 4 Primary transfer Drum IDT1 Primary transfer Drum IDT1 4 Charged with electricity 1 Exposure 2 Develop ment 3 Charged with electricity 1 Exposure 2 Develop ment 3 Charged with electricity 1 Exposure 2 Develop ment 3 Fig 3 1...

Page 67: ...Laser beam Paper transfer Fig 3 2 Print head cartridge ASSY is integrated major units of printing processes It is composed as follows RTC RTC RTC Developer M Developer Y Developer C Developer K Drum K Drum C Drum Y Drum M IDT1 IDT1 IDT2 IDT2 Cleaner IDT1 Cleaner IDT1 Cleaner 1 Changing with electricity 1 Changing with electricity 3 Development 3 Development 3 Development Refresher Refresher Refres...

Page 68: ...ive roll receives discharge voltage from HVPS High Volume Power Supply and discharges at minus DC voltage The drum surface is uniformly and negatively charged with DC bias voltage The drum surface is optical conductor which is insulator in a dark place and conductor when receiving light and the drum inside is composed of conductor The Refresher is a conductive brush and it receives negative DC vol...

Page 69: ...based on the print data image data from the printer controller When the print data instructs to print pixel points laser beams are generated and when the print data instructs not to print no laser beams are generated On the areas which are developed by toner the laser beams light up and areas which are not developed by toner laser beams go out The laser beams emitted on the drum surface generate a...

Page 70: ...tor Scanner ASSY Negative electric charge Positive electric charge Fig 3 8 Electrostatic latent image Laser beams Drum surface Fig 3 9 Drum concept Laser beams Optical conductor Conductor Fig 3 11 V 0 Laser beams Electric potential on drum Fig 3 10 ...

Page 71: ...are charged by friction due to the agitation toner in negative carrier in positive and they are absorbed each other electrically As the carrier is a magnetic substance it is attracted to the magnet roll having a magnetic force and a homogeneous layer is formed by the trimmer rod and the paddle The magnet roll is covered by a thin semi conductive sleeve over the surface DB Developing Bias voltage i...

Page 72: ...SSY Magnet Roll Trimmer Rod Auger Auger Paddle Negative electric charge Positive electric charge Toner Carrier HVPS Auger Agitator Fig 3 12 Dram surface Toner image Fig 3 13 Electric potention on drum V 0 Developing bias Fig 3 14 ...

Page 73: ...k are respectively transferred to their IDT 1 IDT 1 is a conductive roll and receives supply of high positive voltage from HVPS The toner image negatively charged on the drum is attracted to the IDT1 positively charged and transferred from the drum to the IDT1 surface At this time electric charge of the drum surface is neutralized by the IDT1 Drum surface Fig 3 16 Drum Y IDT1 Drum M Drum C IDT1 Dr...

Page 74: ...Magenta toner image Yellow toner image Magenta toner image IDT1 surface Drum surface Yellow toner image Drum surface Cyan toner image Drum surface Black toner image Cyan toner image Black toner image IDT1 surface Fig 3 17 ...

Page 75: ...the IDT 2 surface and transferred onto the IDT 2 1 3 6 Cleaning IDT 1 In the cleaning process IDT 1 toner remaining on the IDT 1 after the toner image is transferred to the IDT 2 is temporarily stored in the IDT 1 cleaner The IDT 1 cleaner receives positive high voltage from the HVPS with a conductive roll brush The IDT 1 cleaner is placed in contact with the IDT 1 at the position through which it...

Page 76: ...e is transferred onto the paper under the voltage supplied to the transfer roll cartridge Transfer roll cartridge is composed in the transfer roll cartridge ASSY Transfer roll cartridge is a conductive roll and receives positive high current from HVPS When paper passes through between IDT2 and transfer roll cartridge plus potential is given to the back side of the paper so that the toner on the ID...

Page 77: ...toner held is collected upon completion of printing or at the cleaning cycle Refer to 1 3 11 Cleaning general 1 3 9 Static elimination In the static elimination process negative DC voltage is given to the back side of the paper from the detack saw static elimination board to neutralize and eliminate the charge of paper The detack saw receives high voltage from HVPS The positive charge caused in th...

Page 78: ...it with fingers The toner image is fixed on the paper with the fuser ASSY fixing unit The toner melts by heat of the heat roll with the heater lamp as the heat source and is deposited on the paper under pressure given by the belt opposed against the heat roll Pad Sheet Frame Belt Belt Spring Nip Felt Nip Head Heat Roll Paper Not fixed toner Fixed toner Heater Lamp Fig 3 21 ...

Page 79: ...printing The recovery method is different between the toner held in the IDT1 cleaner and IDT2 cleaner and the toner held in the refresher and RTC 1 IDT1 cleaner and IDT2 cleaner High voltage equivalent to the voltage at the printing transfer is applied to the IDT1 IDT2 and transfer roll cartridge The toner negative polarity remaining in the IDT1 cleaner and IDT2 cleaner are moved to the IDT1 and I...

Page 80: ...anner as in the printing transfer the residual toner is collected to the transfer roll cartridge surface by potential difference between IDT1 IDT2 and transfer roll cartridge Toner attached to the surface of transfer roll cartridge is scraped off with the transfer roll cartridge cleaner which is in contact with the transfer roll cartridge and collected into the collection space in the transfer rol...

Page 81: ...int image finally Host electric signal Printer controller electric signal MCU HL 4200 electric signal Scanner ASSY laser beams Electrostatic latent on drum invisible image Toner image on drum Toner image on intermediate transfer unit IDT1 Toner image on intermediate transfer unit IDT2 Toner image on paper Print image on paper Fig 3 24 ...

Page 82: ...IVE ASSY CLUTCH ASSY TURN ROLL ASSY TURN GEAR IDLLER FEED GEAR FEED H1 ROLL ASSY FEED PAPER FEEDER CHUTE REGI ASSY Regi Clutch Regi Roll CLUTCH TURN ROLL TURN HOUSING ASSY RETARD GEAR MSI ROLL ASSY FEED CHUTE ASSY OUT PRINT HEAD CARTRIDGE ASSY IDT2 IDT1 2 Drum 4 TRANSFER ROLL CARTRIDGE ASSY GEAR IDLER IN GEAR IDLLER GEAR FEED1 Fig 3 25 ...

Page 83: ... power of the toner motor in the holder toner cartridge ASSY drives the agitator in the toner cartridge ASSY to supply toner from the toner cartridge ASSY to holder toner cartridge ASSY and auger in the holder toner cartridge ASSY to supply toner to developer in the print head cartridge ASSY Four holder toner cartridge ASSY Y M C and K operate respectively in the same way HOLDER TONER CARTRIDGE AS...

Page 84: ... Heat Roll FUSER ASSY Gear Exit Roll Assy Exit Fig 3 28 3 5 Motor ASSY DUP Rotary power of the motor ASSY DUP is transmitted through the route below MOTOR ASSY DUP GEAR ROLL ROLL EXIT GEAR ROLL ROLL MID GEAR 30 ROLL DUP CHUTE ASSY EXIT CHUTE ASSY OUT GEAR 48 GEAR 40 42 GEAR 48 GEAR 40 42 GEAR42 Fig 3 29 ...

Page 85: ... ROLL CARTRIDGE ASSY MAIN DRIVE ASSY GEAR IDLER IN GEAR IDLER GEAR IDLER FEED GEAR FEED H1 GEAR FEED1 CLUTCH ASSY TURN PAPER FEEDER PICK UP ASSY CHUTE ASSY OUT GEAR MSI FRONT Fig 3 30 MOTOR ASSY DUP CHUTE ASSY EXIT CHUTE ASSY OUT GEAR 48 GEAR 40 42 GEAR 48 GEAR 40 42 GEAR 42 GEAR 30 GEAR ROLL GEAR ROLL FRONT Fig 3 31 ...

Page 86: ...SY TURN and CHUTE ASSY TURN Paper feed from MSI Paper transfer by IDT2 of PRINT HEAD CARTRIDGE ASSY and TRANSFER ROLL CARTRIDGE of TRANSFER ROLL CARTRIDGE UNIT ASSY Paper transfer by Heat Roll and Fuser Belt of FUSER ASSY Paper transfer by ROLL MID of CHUTE ASSY EXIT and ROLL PINCH OF CHUTE ASSY OUT Paper transfer by ROLL EXIT of CHUTE ASSY EXIT and ROLL PINCH EXIT of CHUTE ASSY OUT Paper transfer...

Page 87: ...OLL ASSY TURN PICK UP ASSY CHUTE ASSY TURN ROLL ASSY FEED MSI ROLL ASSY RETARD ROLL TURN ROLL PINCH TURN Regi Roll Metal Roll ROLL PINCH DUP ROLL DUP Transfer Roll Cartridge IDT2 Fuser Belt Heat Roll ROLL ASSY EXIT Pinch Roll ROLL MID ROLL EXIT ROLL PINCH EXIT ROLL PINCH Laser beam Paper transfer Paper sensors Fig 3 33 ...

Page 88: ...ow referring to their illustrations Those components are classified into the following blocks based on the configuration of the printer Paper Cassette Paper Feeder Housing ASSY Retard Front ASSY In Chute ASSY Out Chute ASSY Exit Transfer Roll Cartridge ASSY Fuser Xerographics Toner Cartridge ASSY Frame Drive Electrical ...

Page 89: ...in the paper transfer direction to determine the paper size The ON OFF of switch ASSY size see 5 2 Paper Feeder varies according to the end guide position to detect the paper size Roll ASSY Cassette The roll ASSY Cassette and the roll ASSY pick up ASSY T1 see 5 2 Paper Feeder pinch the paper to feed 5 1 2 Reference diagram Side Guide Side Guide End Guide ROLL ASSY Paper Cassette Fig 3 34 ...

Page 90: ...Y turn Transmits the drive from the drive ASSY main to roll ASSY turn Roll ASSY feed Pick up ASSY When the solenoid feed operates the gear feed and gear idler feed are engaged by the force of the spring feed Under the drive from the drive ASSY main the roll ASSY feed starts rotating and the roll ASSY pickup ASSY T1 sends paper After having rotated one turn the gear feed and gear idler feed are dis...

Page 91: ...WITCH ASSY SIZE SENSOR PHOTO No Paper Sensor SENSOR PHOTO Low Paper Sensor SOLENOID FEED GEAR IDLER FEED GEAR FEED SPRING FEED CLUTCH ASSY TURN ROLL ASSY FEED PICK UP ASSY ROLL ASSY TURN ROLL ASSY PICK UP ASSY SENSOR HUM TEMP Fig 3 35 ...

Page 92: ... the drive ASSY main to the roll turn Roll turn The roll turn is rotated by the drive from the drive ASSY main through the clutch turn MSI to feed the paper from the manual feed tray to the chute REGI REGI roll refer to 5 8 Xerographics 5 3 2 Reference diagram CLUTCH TURN MSI ROLL TURN Fig 3 36 ...

Page 93: ...eds it back to the process control refer to 7 4 Process Control Sensor TNR full Detects that the toner collect space in the transfer roll cartridge unit ASSY refer to 5 7 Transfer Roll Cartridge ASSY Fuser has become full of waste toner to be collected Fuser drive ASSY Supplies the drive to the fuser ASSY refer to 5 7 Transfer Roll Cartridge ASSY Fuser 5 4 2 Reference diagram FUSER DRIVE ASSY HOLD...

Page 94: ... No paper Sensor beam is intercepted Solenoid feed MSI Controls the operation rotation stop of roll ASSY feed by controlling the rotations of the gear MSI Roll ASSY feed When the solenoid feed MSI operates the gear MSI and gear idler are engaged by the force of the spring SOL the roll ASSY feed starts rotating under the drive from the drive ASSY main and feeds paper from the manual feed tray After...

Page 95: ... 5 5 2 Reference diagram SENSOR PHOTO Full Stack Sensor SENSOR PHOTO DUP Jam Sensor ROLL DUP SENSOR PHOTO MSI No Paper Sensor ROLL ASSY FEED MSI Gear Idier DRIVE ASSY MAIN GEAR MSI SOLENOID FEED MSI Fig 3 38 ...

Page 96: ...ts onto the top cover It reverses in the duplex document mode and feeds the prints after fixed on simplex in the REGI direction Roll MID The roll MID rotates under the drive from the motor ASSY DUP and feeds fixed prints onto the top cover It reverses in the duplex document mode and feeds the prints after fixed on simplex in the REGI direction 5 6 2 Reference diagram ROLL EXIT ROLL MID MOTOR ASSY ...

Page 97: ...tat Exit sensor Temp sensor Fuser EEPROM Fuser NCS Exit sensor Detects passage of print after fixed based on the change of position of the actuator Transfer roll cartridge unit ASSY The transfer roll cartridge unit ASSY consists of a transfer roll cartridge and a waste toner recovery system The transfer roll cartridge is opposed to the IDT 2 in the print head cartridge ASSY and transfer the toner ...

Page 98: ...III 34 5 7 2 Reference diagram Transfer Roll Cartridge ASSY FUSER ASSY Exit Sensor FAN FUSER Fig 3 40 ...

Page 99: ... 1 2 IDT 2 IDT 1 cleaner 2 IDT 2 Cleaner Chute REGI REGI clutch The chute REGI is composed of the REGI clutch REGI roll and metal roll Drive from the drive ASSY main is transmitted to the REGI roll through the REGI clutch Feeds paper from the tray MSI and duplex path in the print head cartridge ASSY direction When the paper tip reaches the chute REGI the chute REGI has the paper make a loop until ...

Page 100: ...III 36 5 8 2 Reference diagram SENSOR PHOTO Regi Sensor OHP SENSOR CHUTE REGI Regi Clutch Print Head Cartridge ASSY Scanner ASSY Fig 3 41 ...

Page 101: ...SSY 4 Toner motor K The toner motor incorporated in the holder toner cartridge ASSY of each color supplies the drive to the agitator in the toner cartridge ASSY of each color and to auger in the holder toner cartridge ASSY and supplies toner to the developer incorporated in the print head cartridge ASSY Toner Cartridge ASSY Y Toner Cartridge ASSY M Toner Cartridge ASSY C Toner Cartridge ASSY K Ton...

Page 102: ...TONER C HOLDER ASSY TONER HBN K Toner Motor K TONER CARTRIDGE ASSY Y TONER CARTRIDGE ASSY M TONER CARTRIDGE ASSY K HOLDER ASSY TONER HBN C Toner Motor C HOLDER ASSY TONER HBN M Toner Motor M HOLDER ASSY TONER HBN Y Toner Motor Y PWBA CRUM READER S HVPS PWBA EEPROM TONER CARTRIDGE ASSY C Fig 3 42 ...

Page 103: ...rts as follows Paper feeder Housing ASSY retard Chute ASSY out MSI position Chute REGI Print Head Cartridge ASSY IDT 2 IDT 1 Drum Transfer Roll Cartridge unit ASSY Drive ASSY DEVE Supplies the drive to parts as follows Print Head Cartridge ASSY Developer 5 10 2 Reference diagram Fig 3 43 ...

Page 104: ...sensors or switches Control of Scanner ASSY Supplies high voltage to parts in the print head cartridge ASSY to perform charging development primary transfer and secondary transfer of the print process to the following parts in the ASSY RTC IDT 2 Refresher IDT 1 Cleaner Developer IDT 2 Cleaner IDT 1 PWBA HBN DRV Controls parts of motor and so on by the signal from the MCU HL 4200 and sends informat...

Page 105: ...to print the first set and store the job to spool area simultaneously when only the printed data of the first set was received from a printer driver The printing speed of second set and later can be faster by using the stored data Therefore the burden of a driver and communication traffic between a host and a printer can be reduced and the entire throughput can be enhanced High speed electron sort...

Page 106: ...200dpi Paper mode Print mode Simplex Duplex Simplex Duplex Standard mode Full speed Full speed Fine mode Half speed Half speed Plain paper Thick paper 1 High gloss mode Half speed Half speed Fine mode Half speed Half speed Special paper 2 High gloss mode Half speed Half speed 1 Thick paper L Thick paper H 2 Label L Label H OHP Envelope Postcard 6 2 Operation Modes For the operation of the printer ...

Page 107: ... of turning ON are as follows Note The paper feeder by the paper tray under the printer is called Tray 1 and the first tray and the second tray in optional tray unit are called Tray 2 and Tray 3 respectively 7 3 Scanner Light Quantity Control The image data are entered to the laser diodes in the scanner ASSY as electric signals data are expressed with high and low voltage values and the laser diod...

Page 108: ...ly before the start of printing if either of the following conditions is satisfied At the first printing after the power on When cumulative print count after the power on exceeds 16 When a cleaning cycle is executed during continuous printing The outline of control is as follows 1 The sensor HUM TEMP temperature and humidity sensor detects the temperature and humidity and sets target values of dru...

Page 109: ...nsity is low the toner dispense quantity is increased at the next printing or if the toner density is high the toner dispense quantity is reduced at the next printing The toner dispense quantity is calculated by the toner dispense time This calculation is made for each color ADC is made after the completion of printing if either of the following conditions is satisfied When cumulative print count ...

Page 110: ...ndition or dirty condition of holder ASSY CTD surface The light quantity emitted from the LED is controlled so that the reflected light quantity satisfies the specified value This control is made in two ways one to set the light quantity so that the reflected light quantity satisfies the specified value and one to adjust the subsequent light quantity to be within the tolerance 1 Light quantity set...

Page 111: ...cess control The control is outlined below 1 With no toner put on the transfer roll cartridge the output value of holder ASSY CTD is measured to determine the threshold value 2 The patches for color registration control are generated on the transfer roll cartridge These patches are composed of 10mm lines of K C K M K and Y in this order by the amount of four dispense counts led by a black trigger ...

Page 112: ... controller judges as uninstallation 7 6 2 Detecting the life of transfer roll cartridge unit ASSY The transfer roll cartridge unit ASSY consists of a transfer roll cartridge and a waste toner recovery system The life of the transfer roll cartridge unit ASSY is detected when the toner recovery space has become full The full toner recovery space is detected by the sensor TNR full 1 Check timing of ...

Page 113: ... control 7 7 2 Toner presence control The control is outlined below 1 Check timing When the power is turned on or the front cover is opened and closed Printing 2 Output of Toner Empty Warning Output Toner Empty Warning based on the counter on the toner cartridge 3 Output of Toner Empty Error Output Toner Empty Error when the sensor no toner properly detects toner empty 4 Reset of Toner Empty Warni...

Page 114: ... varies depending on the time of warm up printing or process control The target temperature will be changed based on the interior temperature detected by the sensor hum temp the difference of temperature between the center and edge areas of the heat roll printing mode or the input power voltage 7 8 2 Cool down As the printing continues the distribution of temperature in the heat roll becomes uneve...

Page 115: ...CHAPTER IV ASSEMBLY DISASSEMBLY ...

Page 116: ... 2 10 Cover side L IV 16 2 2 11 Paper outlet cover IV 16 2 2 12 Cover side R IV 17 2 2 13 Cover rear IV 17 2 2 14 Link L IV 18 2 2 15 Link R IV 18 2 3 Front of the Printer IV 19 2 3 1 Chute ASSY out IV 19 2 3 2 Actuator full IV 21 2 3 3 Sensor photo full stack IV 21 2 3 4 Actuator DUP IV 22 2 3 5 Sensor photo DUP IV 23 2 3 6 Actuator MSI IV 23 2 3 7 Sensor photo MSI IV 24 2 3 8 Bracket ASSY elimin...

Page 117: ...TD IV 52 2 4 8 S HVPS IV 52 2 4 9 Fan rear IV 53 2 4 10 Scanner ASSY IV 53 2 5 Right Left PCBs of the Printer IV 54 2 5 1 Controller Board IV 54 2 5 2 HSG ASSY BIAS IV 55 2 5 3 Lever drum L IV 55 2 5 4 Drive ASSY main IV 57 2 5 5 PWBA HBN DRV IV 58 2 5 6 Drive ASSY DEVE IV 59 2 5 7 Actuator I R IV 59 2 5 8 Lever drum R IV 60 2 5 9 LVPS IV 61 2 5 10 Box ASSY MCU ESS IV 63 2 5 11 Housing ASSY contac...

Page 118: ...ing ASSY feeder R IV 78 2 6 17 Harness ASSY OPFREC IV 79 2 6 18 Switch ASSY size IV 79 2 6 19 Indicator IV 80 2 6 20 Guide indicator IV 81 2 6 21 Lever low paper IV 82 2 6 22 Roll ASSY IV 83 2 6 23 Cassette ASSY front IV 83 2 6 24 Holder retard IV 84 2 6 25 Actuator exit IV 85 ...

Page 119: ...r to APPENDIX5 PERIODICAL REPLACEMENT PARTS in detail 1 1 Replacing the Fuser ASSY WARNING Fuser is high temperature after operation Be careful when working it not to get burning 1 Push up latch B and fully open the chute ASSY out Fig 4 1 2 Push the lever on left side of the cover ASSY and open the cover ASSY Fig 4 2 3 Push and slide forward the switches on both sides of the fuser ASSY Fig 4 3 ...

Page 120: ...4 4 5 Hold the levers on both sides as you remove the fuser ASSY from the printer carefully Fig 4 5 6 Unpack a new fuser ASSY and lift the levers on both sides Grip the lever and install the fuser ASSY into the printer gently placing pin into the guides Fig 4 6 ...

Page 121: ...ush down the levers on both sides of the fuser ASSY Fig 4 7 8 Push and slide backward the switches on both sides of the fuser ASSY Fig 4 8 9 Close the Paper outlet cover Fig 4 9 10 Close the chute ASSY Fig 4 10 ...

Page 122: ...Push up latch A and fully open the chute ASSY Fig 4 11 2 Grip the orange tabs at both ends of the transfer roll and gently lift it out of the printer Fig 4 12 3 Unpack a new transfer roll cartridge unit ASSY and grip the orange tabs Fig 4 13 ...

Page 123: ...roll cartridge unit ASSY into the bearings inside the printer and gently push the roll into the printer Fig 4 14 5 To lock the transfer roll cartridge into the printer push down on the tabs until you hear a click Fig 4 15a 6 Close the chute ASSY Fig 4 15b ...

Page 124: ...Inner direction when you are facing the front of this laser printer Left Left hand when you are facing the front of this laser printer Right Right hand when you are facing the front of this laser printer Fig 4 17 Note The screws in the illustrations should be removed using a cross head screwdriver unless otherwise specified Note A black arrow in the illustrations indicate movement in the direction...

Page 125: ...he service after the fuser ASSY and parts around it have cooled down WARNING Do not use force to prevent damage to parts WARNING Since a wide variety of screws are used be careful not to mistake their positions to prevent the screw holes WARNING Wear a wrist band or the like as far as possible to remove static electricity of the human body Turn the power OFF and remove the power cord from the elec...

Page 126: ...front head too far in the following process 2 Release the 4 hooks securing the cover ASSY front head to the front cover 3 Separate the cover ASSY front head a little from the front cover 4 Remove the connector from the console panel HIBANA 5 Remove the connector from the fan assembly 6 Remove the cover ASSY front head from the front cover Fig 4 18 Cover ASSY front head ...

Page 127: ...l HL 4200 1 Release the 3 hooks securing the console panel HL 4200 to the cover ASSY front head 2 Remove the console panel HL 4200 from the cover ASSY front head Fig 4 19 Console panel HL 4200 Cover ASSY front head Bottom view ...

Page 128: ...om the holder lever out 4 Disconnect of the fan fuser 5 Release the 4 hooks securing the fan fuser the holder lever out 6 Remove the fan fuser from the holder lever out Note When replacing the fan fuser into the holder lever out the fan level should be face out and the harness should be aligned with the slot Fig 4 20 Fig 4 21 Holder lever out Holder lever out Fan fuser Screw M3x10 Top Lever out ...

Page 129: ...in the cover MSI 4 Repeat for the right hand side 5 Lower the front of the cover MSI unit the cover MSI releases from the printer Fig 4 22 2 2 5 Tray ASSY base 1 Check that the plate ASSY bottom MSI is shifted down 2 Remove the tray ASSY base by pushing inward lifting it upwards and pull it out forwards Fig 4 23 Tray ASSY base Cover MSI Tray ASSY base Plate ASSY bottom MSI ...

Page 130: ...ide the bottom portion of STRAP toward the right to remove from the chute ASSY out 2 Turning the top of STRAP secured to the upper right of the chute ASSY IN meet a convex portion with the key hole in the chute ASSY IN and pull out the top of STRAP to remove the STRAP Fig 4 24 STRAP ...

Page 131: ... spring at the back of the cover ASSY front 3 Remove 2 screws securing the cover ASSY front to the chute ASSY out 4 Release the 2 hooks securing the cover ASSY front to the chute ASSY out 5 Remove the cover ASSY front from the chute ASSY out Fig 4 25 Fig 4 26 Cover ASSY front Cover ASSY front Rear view Screw M3x10 Link L ...

Page 132: ...r with the chute ASSY out 2 Remove 2 screws securing the cover ASSY front IN to the chute ASSY IN 3 Pull out the cover ASSY front IN slightly from the chute ASSY IN 4 Remove the top link R from the leaf spring at the back of the cover ASSY front IN and remove the cover ASSY front IN Fig 4 27 Fig 4 28 Cover ASSY front IN Cover ASSY front IN Link lever R Top view Screw M3x10 ...

Page 133: ...move 2 screws securing the cover top main to the printer 3 Release the 4 hooks securing the cover top main to the printer 4 Raise the cover top main slightly from the printer and extract the left front edge of the cover top main deflecting it leftward 5 Remove the cover top main from the printer Fig 4 29 Screw M3x10 Cover top main ...

Page 134: ... front edge of the printer 3 Remove the cover side L from the printer Fig 4 30 2 2 11 Paper outlet cover 1 Open the Paper outlet cover 2 Extract the right and left stud top securing the Paper outlet cover to the printer 3 Remove the Paper outlet cover from the printer Fig 4 31 Paper outlet cover Stud top Stud top Screw tapping M3x8 Cover side L ...

Page 135: ...ide R to the printer 2 Release the hook securing the cover side R at the front of the printer 3 Remove the cover side R from the printer Fig 4 32 2 2 13 Cover rear 1 Lift the cover rear slightly put it backwards and remove Fig 4 33 Cover rear Screw tapping M3x8 Cover side R ...

Page 136: ...th the spring link L 4 Remove the spring link L from the link L Fig 4 34 2 2 15 Link R 1 Remove the top of spring link R from the projection on the right side of the printer 2 Slide the link R rearward from the printer and align the shaft of the printer and the hole of the link R 3 Remove the link R from the printer together with the spring link R 4 Remove the spring link R from the link R Fig 4 3...

Page 137: ...ss of the connector removed above from the bottom portion of the HSG ASSY BIAS on the left side surface of the printer 4 Remove the connector on the PWBA DRV HBN on the right side surface of the printer 5 Remove the harness of harness ASSY DUP from the clamp on drive ASSY main 6 Carefully remove the cables from the cable quickly taking note of the cable routing 7 Retake the paper feed roller to ra...

Page 138: ...ivot from the chute ASSY out inward with radio pliers 10 Pull out the right shaft pivot from the chute ASSY out inward with radio pliers 11 Release latch A and pull the chute ASSY out complete with chute ASSY IN forwards to remove them from the printer 12 Remove the strap connecting chute ASSY out to chute ASSY IN Fig 4 37 13 Release latch B to separate the chute ASSY IN from the chute ASSY out Fi...

Page 139: ... of the shaft 2 Move the shaft to the right to release the left end of the shaft and remove it Fig 4 39 2 3 3 Sensor photo full stack 1 Remove the connector on the sensor photo full stack 2 Release the 3 hooks securing the sensor photo full stack to the chute ASSY out 3 Remove the sensor photo full stack from the chute ASSY out Fig 4 40 Actuator full Sensor photo full stack 1 2 3 ...

Page 140: ...hing the front arm of the actuator DUP down slide the actuator DUP to the right and extract the left side shaft of the actuator DUP from the left side bush 4 Extract the actuator DUP from the chute ASSY out together with the spring SNR DUP 5 Remove the spring SNR DUP from the actuator DUP Fig 4 41 Fig 4 42 Cover actuator Spring SNR DUP Actuator DUP 3 1 2 ...

Page 141: ...ig 4 43 2 3 6 Actuator MSI 1 Pushing down the plate bottom MSI on the chute ASSY out push the actuator MSI inward 2 Slide the actuator MSI leftward and remove the shaft from the right side of the actuator MSI 3 Remove the actuator MSI together with the spring sensor MSI 4 Remove the spring sensor MSI from the actuator MSI Fig 4 44 Sensor photo DUP Sensor photo MSI Spring sensor MSI Actuator MSI ...

Page 142: ...sensor photo MSI from the chute ASSY out Fig 4 45 2 3 8 Bracket ASSY eliminator 1 Remove 1 screw securing the bracket ASSY eliminator to the chute ASSY out 2 Raising the left end of the bracket ASSY eliminator upward pull out the bracket ASSY eliminator toward the left to remove from the chute ASSY out Fig 4 46 Sensor photo MSI Rear view Bracket ASSY eliminator Chute ASSY out Screw M3x10 ...

Page 143: ...h securing the right end of the shaft to the chute ASSY out 5 Remove the roll DUP Fig 4 47 2 3 10 Latch out 1 Remove the spring latch out from the chute ASSY out 2 Release the 2 hooks securing the holder latch to the chute ASSY out 3 Slide the holder latch to the right to remove it from the chute ASSY out together with the latch out 4 Remove the latch out from the holder Fig 4 48 Chute ASSY out Ro...

Page 144: ...SY feed forwards Fig 4 49 2 3 12 Solenoid feed MSI 1 Release the hook of the spring sol from the convex portion on the stopper sol from the left side of the chute ASSY out 2 Remove the connector of the solenoid feed MSI from the chute ASSY out 3 Remove 1 screw securing the solenoid feed MSI to the chute ASSY out 4 Remove the solenoid feed MSI from the chute ASSY out Fig 4 50 Roll core MSI right Ro...

Page 145: ...the shaft from the chute ASSY out 3 Release the hook securing the gear MSI to the right of shaft MSI and remove the gear MSI from the chute ASSY out 4 Release the hooks of spring N F from the left and right ends of shaft ASSY roll feed 5 Release the hook securing the cam MSI to the shaft MSI and move the cam MSI to the center Fig 4 51 Spring N F Stopper sol cam Left Front Right Spring N F Chute AS...

Page 146: ...aft When refitting the stopper sol cam ensure it is in the home position Fig 4 52 2 3 14 Plate ASSY bottom MSI 1 Remove 2 screws securing the plate out MSI to the chute ASSY out 2 Remove the plate out MSI from the chute ASSY out together with the plate ASSY bottom MSI 3 Remove the plate ASSY bottom MSI from the plate out MSI Fig 4 53 Shaft ASSY roll feed Bush MSI Plate ASSY bottom MSI Plate out MS...

Page 147: ...le from the clips 2 Remove 2 screws securing the chute ASSY exit to the chute ASSY out 3 Pull out the chute ASSY exit from the left side surface of the chute ASSY out Note When replacing the chute ASSY exit be careful to avoid the actuator full on the chute ASSY out Fig 4 54 Left Chute ASSY exit Actuator full Screw M3x10 ...

Page 148: ...r roll from the shaft of the roll exit 3 Remove the E ring from the shaft of the roll exit 4 Extract the bush earth from the shaft of the roll exit 5 Raise the right hand end of the shaft from the chute ASSY exit and pull out the roll exit upwards Fig 4 55 Roll exit Chute ASSY exit Bush earth Right Left Gear roll ...

Page 149: ...ove the gear roll from the shaft 3 Remove the E ring from the shaft of the roll MID 4 Extract the bush earth from the shaft of the roll MID 5 Remove the shaft of the roll MID from the chute ASSY exit and pull out the roll exit upwards Fig 4 56 Left Gear roll Chute ASSY exit Roll MID Bush earth Right ...

Page 150: ... 3 Remove the gear 40 42 from the left side of the chute ASSY exit 4 Remove the gear 48 from the left side of the chute ASSY exit 5 Remove 3 screws securing the motor ASSY DUP to the chute ASSY exit 6 Remove the motor ASSY DUP from the chute ASSY exit Fig 4 57 Motor ASSY DUP Gear roll exit Gear 40 42 Gear 48 Chute ASSY exit Screw M3x6 Sleeve Grommet exit ...

Page 151: ... left side of the printer 3 Disconnect the connector of harness ASSY FSR3 FSR32 from the left hand side of a printer 4 Shift the harness of the connectors removed above from the bottom portion of the HSG ASSY BIAS on the left side of the printer 5 Remove the connector on the PWBA DRV HBN on the right side of the printer 6 Remove the connector on the LVPS on the right side of the printer Fig 4 58 C...

Page 152: ...ter 10 Release the latch at A from the printer and pull out the chute ASSY IN frontward and remove Fig 4 59 2 3 20 Holder ASSY CTD 1 Release the 4 hooks securing the holder ASSY CTD to the chute ASSY IN 2 Raise the holder ASSY CTD slightly from the chute ASSY IN and pull out the connector 3 Remove the holder ASSY CTD from the chute ASSY IN together with the spring CTD 4 Remove the spring CTD from ...

Page 153: ...e the hook at the lower part of the spring latch securing it to the hole on the right side of the chute ASSY IN 2 Release the hook securing the latch R to the chute ASSY IN 3 Pull out the latch R from the chute ASSY IN together with the shaft latch and the spring latch 4 Remove the spring latch from the latch R 5 Pull out the shaft latch from the latch R Fig 4 62 Sensor TNR full Front Chute ASSY I...

Page 154: ...ive ASSY 1 Remove the screw securing the earth of the harness ASSY FSR to the fuser drive ASSY 2 Release the harnesses from the harness guides 3 Remove 3 screws securing the fuser drive ASSY to the chute ASSY IN 4 Remove the fuser drive ASSY from the chute ASSY IN Fig 4 64 Chute ASSY IN Latch L Chute ASSY IN Screw M3x8 Fuser drive ASSY Screw M3x8 Screw M3x6 Screw M3x8 ...

Page 155: ...2 connectors of the chute ASSY REGI from the printer 3 Remove 4 screws securing the chute ASSY REGI to the printer 4 Lift the left end of the chute ASSY REGI and pull out the chute ASSY REGI leftwards from the printer Note Take care not to damage the plastic film when refitting the chute ASSY REGI Fig 4 66 Housing ASSY ELEC Chute ASSY REGI Screw M3x10 Screw M3x10 ...

Page 156: ...EGI from the chute ASSY REGI together with the spring sensor REGI 3 Remove the spring sensor REGI from the actuator REGI Fig 4 67 2 3 27 Sensor photo REGI 1 Release the 3 hooks securing the sensor photo REGI to the chute ASSY REGI 2 Remove the sensor photo REGI from the chute ASSY REGI 3 Remove the connector from the sensor photo REGI Fig 4 68 Spring sensor REGI Chute ASSY REGI Chute ASSY REGI Sen...

Page 157: ...te In the following steps take care not to lose the spring REGI R and spring REGI L as they will spring 4 Remove the spring REGI L from the right side of chute ASSY REGI using a mini screwdriver Remove the spring REGI R from the left side of the chute ASSY REGI Fig 4 69 5 From the left side of chute ASSY REGI remove the screw that secures the bracket ASSY 6 Remove the bush metal L black Fig 4 70 S...

Page 158: ...l REGI metal together with the bush metal R white Fig 4 71 8 Release the 2 hooks on the bottom of chute ASSY REGI that secure the OHP sensor ASSY 9 Remove the OHP sensor ASSY from the chute ASSY REGI Fig 4 72 Roll REGI metal Chute ASSY REGI Sensor ASSY OHP Rear ...

Page 159: ...ASSY retard to the printer 3 Remove the housing ASSY retard from the printer Fig 4 73 2 3 30 Clutch turn 1 Remove the E ring securing the clutch turn to the shaft of the housing ASSY retard 2 Remove the clutch turn from the shaft of the housing ASSY retard Fig 4 74 Housing ASSY retard Clutch turn Housing ASSY retard Screw M3x10 Screw M3x10 ...

Page 160: ...etard 4 Slide the roll turn from the housing ASSY retard rightward and pull out the roll turn left and upward Fig 4 75 2 3 32 Roll ASSY retard 1 Push back the rear edge of the holder ASSY retard from the housing ASSY retard and turn the holder ASSY retard to the rear 2 Sliding the holder ASSY retard rightward pull the left shaft of holder ASSY retard out of the bush bore in the housing ASSY retard...

Page 161: ... from the housing ASSY retard 4 Release the hook securing the shaft RTD to the holder ASSY retard of the printer Fig 4 77 5 Raise the shaft RTD to right upward and pull out the roll ASSY retard Fig 4 78 Holder ASSY retard Roll ASSY retard Holder ASSY retard ...

Page 162: ...using ASSY retard together with the stud retard and spring retard 370 3 Remove the stud retard from the cap retard Fig 4 79 2 3 34 PWBA ASSY earth 1 Remove 2 screws securing the PWBA ASSY earth to the printer 2 Remove the PWBA ASSY earth from the printer Fig 4 80 Housing ASSY retard Stud retard Spring retard Cap retard PWBA ASSY earth ...

Page 163: ... the end of the cleaner to avoid the static electricity Note When removing the toner deposit on the holder toner cartridge ASSY be careful not to allow the toner to fly to the sensors on the holder toner cartridge ASSY by the static electricity Note Do not touch the sensor face 1 Remove the connector A of fan rear on the LVPS STD from the right side of the printer and release the cable assembly 2 ...

Page 164: ...onnector block 7 Release the 2 hooks securing the gear slide to the shaft on the left side of the printer 8 Remove the gear slide from the printer 9 Remove the rack V from the printer Fig 4 82 10 Remove 7 screws securing the holder toner cartridge ASSY unit to the printer 11 Remove the holder toner cartridge ASSY unit from the printer Fig 4 83 S HVPS PWBA EEPROM Rack V Gear slide Holder toner cart...

Page 165: ... discharging unit rightwards 3 Disconnect the connector of the motor from the right hand side of the holder toner cartridge ASSY 1 4 Extract the toner empty and toner cartridge connectors from the holder toner cartridge ASSY 1 5 Release the harness from the hook at the bottom of the holder toner cartridge ASSY 1 6 Remove the screws securing the holder toner cartridge ASSY 1 on the plate ASSY dispe...

Page 166: ... IV 48 Magenta Fig 4 86 Cyan Fig 4 87 Holder toner cartridge ASSY 2 Holder toner cartridge ASSY 3 ...

Page 167: ... IV 49 Black Fig 4 88 Holder toner cartridge ASSY 4 ...

Page 168: ...ASSY with a mini screwdriver 2 Remove the actuator toner cartridge ASSY from the holder toner cartridge ASSY Fig 4 89 2 4 4 Bracket sensor 2 and actuator sensor 2 1 Remove the actuator sensor 2 from the actuator toner cartridge ASSY Fig 4 90 Actuator toner cartridge ASSY Holder toner cartridge ASSY Left Bracket sensor 2 Actuator sensor 2 ...

Page 169: ...6 Box ASSY CRUM reader 1 Remove the connector on PWBA CRUM reader Remove harness ASSY toner 4 from the slit part of HSG base CRUM 2 Remove two screws which are fixing box ASSY CRUM reader to plate ASSY dispenser HBN 3 Remove box ASSY CRUM reader from plate ASSY dispenser HBN Fig 4 92 Holder toner cartridge ASSY Sensor no toner Box ASSY CRUM reader Plate ASSY dispenser HBN Harness ASSY toner 4 ...

Page 170: ...ecuring the PWBA EEPROM 2 Remove the PWBA EEPROM from the printer Fig 4 93 2 4 8 S HVPS 1 Remove 4 screws securing the S HVPS 2 Remove the S HVPS from the printer Fig 4 94 PWBA EEPROM Left Left S HVPS Screw M3x6 Screw M3x6 Screw M3x6 Screw M3x6 ...

Page 171: ...n rear from the printer 4 Remove the fan rear from the printer Fig 4 95 2 4 10 Scanner ASSY 1 Remove the connector on the scanner ASSY 2 Release the hook of the spring scanner securing the right and left shafts of the scanner ASSY from the printer 3 Remove 3 screws securing the scanner ASSY to the printer 4 Remove the scanner ASSY from the printer Fig 4 96 Spring scanner Spring scanner Scanner ASS...

Page 172: ...end of controller board to the connector of the MCU HL 4200 Fig 4 97 2 Remove the two screws from the plate rear ess 3 Remove the NIC excord ASSY BR 4 Remove the four screws and then remove the plate rear ess 5 Remove the Guide L ess 6 Remove the Guide R ess 7 Remove the font card Fig 4 98 Controller board Screw M4x7 5 Screw M4x7 5 NIC excord ASSY BR Controller board Font card Plate rear ess Guide...

Page 173: ...2 5 3 Lever drum L 1 Remove 4 screws securing the plate ASSY lever L from the left side of the printer 2 Remove the plate ASSY lever L from the printer 3 Release the hook of the spring lever 30N hitched over the convex portion of the 4 lever drum L from the right side of the printer Fig 4 100 HSG ASSY BIAS Spring lever 30N Spring lever 30N Plate ASSY lever L Screw M3x10 Screw M3x10 Screw M3x10 Scr...

Page 174: ...Note When replacing the link lever align the spring IDT L and the bottom of link lever L with the positions shown in the figure lever drum L replacement Fig 4 101 Note The lever drum L and link lever L must be fitted and aligned before refitting spring lever 30N Fig 4 102 Gear IDL press Gear press L Link lever L Lever drum L Gear IDL press Gear press L Link lever L ...

Page 175: ...DRV HBN from the right side of the printer 2 Remove the connector on the PWBA DRV HBN 3 Disconnect the connector on the PWBA DRV HBN 4 Remove 3 screws securing the drive ASSY main to the printer 5 Remove the drive ASSY main from the printer Fig 4 103 Drive ASSY main ...

Page 176: ...ve the all connectors on the PWBA DRV HBN from the right side of the printer 2 Remove 4 screws securing the PWBA DRV HBN to the printer 3 Remove the PWBA DRV HBN from the printer Fig 4 104 PWBA DRV HBN Screw M3x6 Screw M3x6 Screw M3x6 ...

Page 177: ...he right side of the printer release the hook of the spring I R from the convex portion of the plate ASSY lever R 2 Release the hook securing the actuator I R to the shaft on the plate ASSY lever R 3 Remove the actuator I R from the plate ASSY lever R together with the spring I R 4 Remove the spring I R from the actuator I R Fig 4 106 Drive ASSY DEVE Actuator I R Screw DT M4x10 Screw DT M4x10 ...

Page 178: ... the spring lever 30N hitched over the convex portion of the 4 lever drum R from the right side of the printer Fig 4 107 4 Remove the link lever R from the printer together with the spring lever 30N 5 Remove the lever drum R from the printer Fig 4 108 Spring lever 30N Spring lever 30N Plate ASSY lever R Gear IDL press Gear press R Link lever R Lever drum R Screw M3x10 Screw M3x10 ...

Page 179: ...itions shown in the figure lever drum L replacement Fig 4 109 2 5 9 LVPS 1 Remove the three connectors from the LVPS 2 Remove the clamp guide harness 3 Remove the harness from the guide harness SW Fig 4 110 Link lever R Gear IDL press Gear press R Clamp guide harness Guide harness SW Clamp guide harness Harness ...

Page 180: ...the switch part of the guide harness SW 8 Releasing the hooks at 2 positions and then remove the inlet part of the guide harness SW 9 Remove the guide harness SW Fig 4 111 10 Remove 3 screws securing the LVPS STD to the printer 11 Remove the LVPS STD from the printer Fig 4 112 LVPS Screw M3x6 Screw M3x10 Screw M3x6 Guide harness SW Switch part Guide harness SW Inlet part Connector Ground wire ...

Page 181: ...canner ASSY from the right side of the printer 3 Remove the connector from the left side of the printer Fig 4 113 4 Remove 4 screws securing the box ASSY MCU ESS to the printer 5 Pull out the box ASSY MCU ESS rearward from the printer and remove Fig 4 114 Box ASSY MCU ESS Box ASSY MCU ESS Screw M3x6 Screw M3x6 Screw M3x6 ...

Page 182: ... IV 64 2 5 11 Housing ASSY contact 1 Remove the housing ASSY contact from the box ASSY MCU ESS 2 Pull out the housing ASSY contact from the box ASSY MCU ESS and remove it Fig 4 115 Housing ASSY contact ...

Page 183: ...CU from the box ASSY MCU ESS 3 Remove the connectors on the MCU HL 4200 from the box ASSY MCU ESS Fig 4 116 4 Remove 6 screws securing the MCU HL 4200 to the box ASSY MCU ESS 5 Remove the MCU HL 4200 from the box ASSY MCU ESS Fig 4 117 Cover MCU MCU HL 4200 Screw M3x6 Screw M3x6 Screw M3x6 Screw M3x6 Screw M3x6 ...

Page 184: ...ring the chute ASSY turn to the printer feeder 2 The chute ASSY will hang ertically Fig 4 118 3 Release the hook securing the right and left shaft of the chute ASSY turn to the printer feeder 4 Pull out the chute ASSY turn from the printer feeder and remove Fig 4 119 Chute ASSY turn Chute ASSY turn ...

Page 185: ...sette slide 1 Right and left of cover cassette slide are pushed a claw on either side is removed from the projection of housing feeder L and housing feeder R and cover cassette slide is removed Fig 4 120 Cover cassette slide ...

Page 186: ...ft the bracket of the link actuator from the shaft of the actuator no paper of the printer 2 Extract the actuator of the link actuator from the hole on the printer and remove the link actuator Fig 4 121 Actuator no paper Link actuator ...

Page 187: ... up by more than two people Note When removing the top unit of the printer from the feeder ASSY unit be careful not to drop or damage the upper part of the printer 5 Raise the printer and separate it from the feeder ASSY unit taking care not to damage the cables Note Take care not to trap the harness on the feeder ASSY unit when replacing the printer top unit on the feeder ASSY unit Fig 4 122 Feed...

Page 188: ...the right hook of the feeder ASSY unit 2 Disconnect the harness from the size switch 3 Remove 2 screws securing the pickup ASSY to the feeder ASSY unit 4 Lift the pickup ASSY from the feeder ASSY unit Fig 4 123 Pickup ASSY Feeder ASSY unit Top view Screw M3x10 Screw M3x10 ...

Page 189: ...1 180 so that the rubber of the roll ASSY feed L and R faces downward from the printer feeder 2 Release the hook securing the roll ASSY feed L and R to the shaft feed 1 and remove the roll ASSY feeds Fig 4 124 Fig 4 125 Roll ASSY feed L Roll ASSY feed R ...

Page 190: ...elease the hook securing the actuator no paper to the pickup ASSY and extract the left side shaft of the actuator no paper 2 Pull out the actuator no paper left and upward from the pickup ASSY Fig 4 126 Actuator no paper Rear Top Front ...

Page 191: ... 3 Remove the sensor photo no paper from the pickup ASSY Fig 4 127 2 6 9 Sensor photo Low paper 1 Release the hooks at 3 positions securing the sensor photo low paper to the pickup ASSY 2 Remove the connector on the sensor photo low paper 3 Remove the sensor photo low paper from the pickup ASSY Fig 4 128 Rear Top Front Sensor photo no paper Sensor photo low paper Right view ...

Page 192: ... solenoid feed from the pickup ASSY Fig 4 129 2 6 11 Clutch ASSY turn 1 Release the hook securing the stopper clutch to the shaft on the right side shaft of the pickup ASSY 2 Pull out the stopper clutch from the shaft of pickup ASSY 3 Remove the connector of the clutch ASSY turn from the pickup ASSY 4 Pull out the clutch ASSY turn from the shaft Fig 4 130 Solenoid feed Rear Right Clutch ASSY turn ...

Page 193: ...roll ASSY turn to the pickup ASSY 5 Remove the bush metal securing the right shaft of the roll ASSY turn from the pickup ASSY 6 Remove the bush black securing the left shaft of the roll ASSY turn from the pickup ASSY 7 Slide the roll ASSY turn from the pickup ASSY Fig 4 131 2 6 13 Roll ASSY 1 Release the hook securing the roll ASSY to the shaft feed 2 2 Pull out the roll ASSY leftwards from shaft ...

Page 194: ...L to the plate bottom Fig 4 133 2 Pull down the housing ASSY feeder L inward and extract the 3 hooks out of the hole at the plate bottom 3 Remove the housing ASSY feeder L upward from the plate bottom Fig 4 134 Housing ASSY feeder L Housing ASSY feeder L Front Left Screw M3x10 Screw M3x10 ...

Page 195: ... IV 77 2 6 15 Sensor HUM temp 1 Remove the screw securing the sensor HUM temp 2 Remove the harness ASSY TMPA Fig 4 135 Harness ASSY TMPA Sensor HUM temp Left Screw M3x10 ...

Page 196: ... plate bottom Fig 4 136 2 Pull down the housing ASSY feeder R inward and extract the 3 hooks out of the hole at the plate bottom 3 Remove the housing ASSY feeder R upward from the plate bottom Fig 4 137 Housing ASSY feeder R Right Front Housing ASSY feeder R Screw M3x10 Screw M3x10 Screw M3x10 ...

Page 197: ... ASSY OPFREC to the housing ASSY feeder R 3 Pull out the harness ASSY OPFREC downward from the housing ASSY feeder R Fig 4 138 2 6 18 Switch ASSY size 1 Remove 1 screw securing the switch ASSY size to the housing ASSY feeder R 2 Remove the switch ASSY size from the housing ASSY feeder R Fig 4 139 Right Top view Rear Harness ASSY OPFREC Switch ASSY size Screw M3x10 ...

Page 198: ...e tip of the indicator with radio pliers and pull the indicator frontward and remove from the housing ASSY feeder R of the feeder ASSY unit Note Hold the guide indicator when replacing the indicator Fig 4 140 Guide indicator Indicator ...

Page 199: ... housing ASSY feeder R together with the spring indicator and shaft indicator 3 Pull out the guide indicator from the shaft indicator Note Put the leading end of lever low paper on a left convex portion of the guide indicator when replacing the guide indicator Fig 4 142 Holder shaft indicator Lever low paper Guide indicator Shaft indicator Spring indicator ...

Page 200: ...ng ASSY feeder R upside down 2 Push the support pillow to the left and release the lever low paper shaft Fig 4 143 3 Remove the lever low paper from the housing ASSY feeder R Fig 4 144 Lever low paper Housing ASSY feeder R Left view Lever low paper ...

Page 201: ...ft retard Fig 4 145 2 6 23 Cassette ASSY front 1 Release the bottom and top hook securing the cassette ASSY front from the right side of the cassette using a mini screwdriver or the like 2 Release the bottom and top hook securing the cassette ASSY front from the left side of the cassette using a mini screwdriver or the like 3 Pull out the cassette ASSY front from the cassette Fig 4 146 Roll ASSY C...

Page 202: ... groove of the holder retard from the cassette 3 Release the hook securing the top portion of the holder retard from the cassette and move the holder retard leftward Fig 4 147 4 Pull out the right end of the holder retard slightly from the cassette and extract the holder retard and remove Fig 4 148 Holder retard Clutch ASSY friction Holder retard Spring retard ...

Page 203: ... the actuator exit rightward an extract the left shaft of the actuator exit 2 Pull out the actuator exit from the fuser ASSY rightward together with the spring actuator 3 Remove the spring actuator from the actuator exit Fig 4 149 Replacement spring position Spring actuator Actuator exit Fuser ASSY ...

Page 204: ...CHAPTER V TROUBLESHOOTING ...

Page 205: ... IOT Diagnosis V 43 4 8 1 Digital input test V 44 4 8 2 Digital output test V 47 4 8 3 NVM read write V 51 4 8 4 NVM information print V 52 4 8 5 NVM information save V 52 4 8 6 NVM information load V 52 4 9 Installation Setting V 53 4 10 Test Print V 54 4 11 Parameter Setting V 55 4 11 1 Parameter setting display V 55 4 11 2 Parameter list print V 56 4 12 Information Print V 57 5 DIAGNOSIS FOR ST...

Page 206: ...ss V 74 10 5 Magnification Error V 74 10 6 Registration V 74 10 7 Guaranteed Printing Area V 75 11 TEST PRINT V 76 11 1 Test print V 76 12 IMAGE QUALITY FIP V 77 12 1 Notes on Image Quality Trouble Check V 77 12 2 Basic Rule of Image Quality Adjustment V 77 12 3 Troubleshooting Table by Trouble Phenomena V 78 ...

Page 207: ...iciently making use of the Fault Isolation Procedure FIP Operation of Diag Principles of operation and BSD Block Schematic Diagram 1 1 Flow of Troubleshooting Flow of the troubleshooting is as follows Prior check Condition check Level 1 FIP Level 2 FIP Operation of Diagnostic Operational principle BSD Trouble recovery check Preventive maintenance Start End Fig 5 1 ...

Page 208: ...es a guide for proceeding of the troubleshooting 2 2 Flow of Level 1 FIP Ask the operator about trouble status Is operator s operating method correct Is error code displayed Instruct how to operate Is trouble related to image quality Image quality troubleshooting Other FIP Level 2 FIP Level 1 FIP Print in the mode where the trouble occurred to check if error or jam occurs Y N Y N Y N Y N Fig 5 2 ...

Page 209: ...VRAM error Power off on See NV RAM error FIP 2 3 1 2 3 3 006 370 Turn OFF the Power IOT SCANNER Failure 1 Laser power down 2 SOS signal not detected Power off on See Scanner failure FIP 2 5 1 2 5 2 009 340 Turn OFF the Power IOT CTD Sensor Error ADC sensor ASSY power down Power off on See CTD sensor error FIP 2 8 7 2 8 8 009 342 Turn OFF the Power IOT Low Density Error Toner density is low Power o...

Page 210: ... the Power IOT Fuser Life Over Fuser ASSY life expired Power off on See fuser life over FIP 2 3 1 2 3 3 010 354 Turn OFF the Power IOT Environment Sensor Error 1 The temperature over 100 C or below 20 C was detected 2 The humidity over 100 was detected Power off on See environment sensor error FIP 2 8 7 2 8 8 016 300 Turn OFF the Power ESS Data Cache Error CPU data cache error Power off on 2 3 1 2...

Page 211: ... 3 016 324 Turn OFF the Power ESS NVRAM2 W R Check Fail Detected by backup NVRAM W R check Power off on 2 3 1 2 3 3 016 325 Turn OFF the Power ESS NVRAM3 W R Check Fail Detected by NVRAM W R check for print log Power off on 2 3 1 2 3 3 016 326 Turn OFF the Power ESS NVRAM4 W R Check Fail Detected by NVRAM W R check for print log Power off on 2 3 1 2 3 3 016 327 Turn OFF the Power ESS NVRAM1 ID Che...

Page 212: ... 370 Turn OFF the Power IOT ESS Communication Fail Communication fail between IOT and ESS Power off on 2 3 1 2 3 3 Initialising Press set NVM Fail Checking that values wrote at NVM Initializing have been retained in the specified area on NVM Perform usual startup by Key On to initialize NVM 2 3 1 2 3 3 Duplex Jam Open B Cover IOT Duplex JAM Duplex jam sensor cannot detect passage of paper within s...

Page 213: ...ed FIP Xxxxx indicates Yellow toner Y Cyan toner C Magenta toner M or Black toner K 2 8 3 2 8 8 Reinsert Transfer Roll IOT transfer roll cartridge Detached Detected that the transfer roll cartridge unit ASSY is not mounted Insert transfer roll cartridge unit ASSY See transfer roll cartridge detached FIP 2 8 7 2 8 8 Set Print Head Cartridge IOT print head cartridge E Detached Detected that the prin...

Page 214: ...ge life over FIP 2 8 7 2 8 8 Replace Print Head Cartridge IOT print head cartridge Life Over Print head cartridge ASSY life expired Replace print head cartridge ASSY See print head cartridge life over FIP 2 3 2 2 3 3 ID error for X toner cart IOT X Toner CRUM ID Error CRUM ID error detedted for toner cartridge Replace toner cartridge See Yellow Toner Empty FIP Magenta Toner Empty FIP Cyan Toner Em...

Page 215: ...n Tray N When paper is being fed from manual tray Check Paper in MP Tray IOT Paper Size Mismatch Paper Size Mismatch detected Open close the tray or reload the manual feed paper N indicates the tray no 2 6 1 2 6 2A 2 6 2B 2 6 3 2 6 4 2 7 2 2 7 7 When auto select is specified Load XX in a Tray When a tray is specified Load XX in Tray X When manual feed is specified Load XX in Manual Tray During job...

Page 216: ... will continue Job is printed from the next page Disk Full Please Press Set Harddisk Full Press the set key The processing will continue Job is cleared PCL6 Error u Please Press Set PDL Error Press the set key The processing will continue Job is cleared ID error Please Press Set F W Download ID Error Press the Set key The processing will continue Job is cleared Address error Please Press Set F W D...

Page 217: ... Press Set Job Environment Violation A violation in the print condition founded Press the Set key The processing will continue Job is cleared Ready to Print Need Replacement IOT X Toner Near Empty The X toner is low No action required See Yellow toner empty FIP See Magenta toner empty FIP CRU Warning Xxxxx indicates Yellow toner Y Cyan toner C Magenta toner M or Black toner K 2 8 5 Ready to Print ...

Page 218: ...d See print head cartridge life over FIP CRU Warning 2 3 2 Ready to Print Need Maintenance CTD Sensor ERU Warning ADC sensor ASSY signal level below the specified value No action required See CTD sensor dustiness FIP 2 8 7 No display IOT X Cassette Near Empty Paper level is low in the X cassette No action required Tray1 paper near empty FIP Tray2 paper near empty FIP See Tray3 paper near empty FIP...

Page 219: ...eet Is P J165 6PIN P J165 2PIN 0VDC Go to step 6 Replace LVPS 6 Checking drive PWBA HBN DRV for signal Print 1 sheet Is P J61 3PIN P J61 7PIN 0VDC Go to step 7 Replace harness ASSY LVNC3 7 Checking PWBA HBN DRV for signal Print 1 sheet Is P J42 12PIN P J42 14PIN 0VDC Go to step 8 Replace drive PWBA HBN DRV 8 Checking MCU HL 4200 for signal Print 1 sheet Is P J12 19PIN P J12 17PIN 0VDC Replace MCU ...

Page 220: ...Is P J42 30PIN P J42 14PIN 0VDC Go to step 18 Replace PWBA HBN DRV 18 Checking MCU HL 4200 for signal Print 1 sheet Is P J12 1PIN P J12 17PIN 0VDC Replace MCU HL 4200 Replace harness ASSY DRV2 2 19 Checking harness ASSY DUP2 for continuity Is J50 J137 continuous normally Go to step 20 Replace harness ASSY DUP2 20 Checking fuser fan Check if an error occurs though the fuser fan was replaced with a ...

Page 221: ... ASSY Does the error still happen even after powering Off and On was done Go to step 5 End of work 5 Replace PWBA EEPROM Does the error still happen even after powering Off and On was done Replace MCU HL 4200 End of work 006 370 Scanner Failure FIP Remedy Step Check Yes No 1 Checking harness ASSY scanner KA for continuity Is J15 P151 continuous normally Replace scanner ASSY Replace harness ASSY sc...

Page 222: ...d Off while FUSER ASSY is removed It will be in danger of getting a shock Replace the parts concerned Go to step 2 2 Checking fuser ASSY connector Disconnect the fuser ASSY connector and check for broken or curved pins Go to step 3 Replace the parts concerned 3 Checking fuser ASSY Check if an error occurs though the fuser ASSY was replaced with a new one Replace MCU HL 4200 End of work 010 354 Env...

Page 223: ...J139 continuous normally Go to step 5 Replace harness ASSY front 2 5 Checking harness ASSY front 1A for continuity Is P139 J13 continuous normally Go to step 6 Replace harness ASSY front 1A 6 Checking DUP JAM sensor Check if an error occurs though the sensor was replaced with a new one Go to step 7 End of work 7 Checking DUP motor for operation Check if the sheet is reversed when printing 1 sheet ...

Page 224: ...ondition Replace the parts concerned Go to step 2 2 Checking fuser ASSY connector Remove the fuser ASSY connector and check for broken or curved pins With tool Go to step 3 Without tool Go to step 4 Replace the parts concerned 3 Checking sensor exit Does sensor exit function normally Using sensor exit diagnostic tool check by digital input test Go to step 9 Go to step 4 4 Checking harness FSR2 for...

Page 225: ... J52 1PIN P J60 2PIN 24VDC Go to step 11 Replace PWBA HBN DRV 11 Checking harness ASSY DRV 1 for continuity Check the following for continuity J11 12PIN J41 29PIN J11 13PIN J41 28PIN J11 14PIN J41 27PIN J11 15PIN J41 26PIN J11 16PIN J41 25PIN Go to step 12 Replace harness ASSY DRV 1 12 Checking fuser motor Replace a new fuser motor and check if the fuser motor rotates when printing 1 sheet End of ...

Page 226: ...Is J181 J18 continuous normally Go to step 5 Replace chute REGI 5 Checking MCU HL 4200 for signal Is P J18 3 P J18 2 0VDC With tool Go to step 6 Without tool Go to step 7 Replace REGI sensor 6 Checking clutch REGI Does clutch REGI function normally Using clutch REGI diagnostic tool check by digital output test In the test close the interlock SW Go to step 9 Go to step 7 7 Checking clutch REGI for ...

Page 227: ...n Does the main drive motor run when printing 1 sheet Tray go to step 16 MSI go to step 28 With tool Go to step 7 Without tool Go to step 8 7 Checking main drive motor Does main drive motor function normally Using diagnostic tool check by digital output test In the test close the interlock SW Replace MCU HL 4200 Go to step 8 8 Checking PWBA HBN DRV for signal Is P J48 1PIN P J60 2PIN 24VDC Go to s...

Page 228: ...e value Remove the clutch connector J475 Is J475 1PIN J475 2PIN less than 200 Go to step 21 Replace clutch ASSY turn 21 Checking harness ASSY DRV2 2 for continuity Is J12 9PIN J42 22PIN continuous normally Replace MCU HL 4200 Replace harness ASSY DRV2 2 22 Checking solenoid feed for operation Does the feed gear in the feeder run when printing 1 sheet Check parts for missing and change paper if no ...

Page 229: ...cking solenoid feed MSI for operation Does the feed gear in the MSI run when printing 1 sheet Check parts for missing and change paper if no problem With tool Go to step 32 Without tool Go to step 33 32 Checking solenoid feed MSI Does solenoid feed MSI function normally Using solenoid feed MSI diagnostic tool check by digital output test In the test close the interlock SW Check the spring and stop...

Page 230: ...e of fault Cartridge replacing condition Toner cartridge switch ASSY Y replacing condition Toner cartridge switch ASSY Y actuator Replacing condition Toner cartridge switch ASSY Y connector replacing condition Replace the parts concerned With tool Go to step 2 Without tool Go to step 3 2 Checking toner cartridge switch ASSY Does toner cartridge switch ASSY function normally Using diagnostic tool c...

Page 231: ...function normally Using diagnostic tool check by digital input test Replace MCU HL 4200 Go to step 3 3 Checking PWBA HBN DRV for signal Is P J51 13PIN P J51 14PIN 0VDC Go to step 7 Go to step 4 4 Checking toner cartridge switch ASSY M for signal Is P J432 2PIN P J432 1PIN 0VDC Go to step 6 Go to step 5 5 Checking toner cartridge switch ASSY M for continuity Is P432 2PIN P432 1PIN of toner cartridg...

Page 232: ... J51 29PIN P J51 30PIN 0VDC Go to step 7 Go to step 4 4 Checking toner cartridge switch ASSY C for signal Is P J433 2PIN P J433 1PIN 0VDC Go to step 6 Go to step 5 5 Checking toner cartridge switch ASSY C for continuity Is P433 2PIN P433 1PIN of toner cartridge switch ASSY C continuous normally Go to step 6 Replace toner cartridge switch ASSY C 6 Checking harness ASSY TNR4 for continuity Is J51 J4...

Page 233: ...P J51 31PIN P J51 32PIN 0VDC Go to step 7 Go to step 4 4 Checking toner cartridge switch ASSY K for signal Is P J434 2PIN P J434 1PIN 0VDC Go to step 6 Go to step 5 5 Checking toner cartridge switch ASSY K for continuity Is P434 2PIN P434 1PIN of toner cartridge switch ASSY K continuous normally Go to step 6 Replace toner cartridge switch ASSY K 6 Checking harness ASSY TNR4 for continuity Is J51 J...

Page 234: ...tep 6 6 Checking transfer roll cartridge ASSY Replace new transfer roll cartridge ASSY and check if an error occurs Replace MCU HL 4200 End of work Print Head Cartridge Detached FIP Remedy Step Check Yes No 1 Initial setting Check the following for evidence of fault Print head cartridge ASSY replacing condition PWBA HBN DRVA CRUM in print head cartridge ASSY replacing condition Replace the parts c...

Page 235: ...f work 6 Checking harness ASSY DRV2 2 for continuity Is J12 23 J42 8 continuous normally With tool Go to step 7 Without tool Go to step 8 Replace harness ASSY DRV2 2 7 Checking toner motor Does toner motor function normally Using toner motor check by digital output test In the test close the interlock SW Check the toner stirring auger or gear for damage Go to step 8 8 Checking PWBA HBN DRV for sig...

Page 236: ...nd of work 6 Checking harness ASSY DRV2 2 for continuity Is J12 22 J42 9 continuous normally With tool Go to step 7 Without tool Go to step 8 Replace harness ASSY DRV2 2 7 Checking toner motor Does toner motor function normally Using toner motor check by digital output test In the test close the interlock SW Check the toner stirring auger or gear for damage Go to step 8 8 Checking PWBA HBN DRV for...

Page 237: ... End of work 6 Checking harness ASSY DRV2 2 for continuity Is J12 21 J42 10 continuous normally With tool Go to step 7 Without tool Go to step 8 Replace harness ASSY DRV2 2 7 Checking toner motor Does toner motor function normally Using toner motor check by digital output test In the test close the interlock SW Check the toner stirring auger or gear for damage Go to step 8 8 Checking PWBA HBN DRV ...

Page 238: ...nd of work 6 Checking harness ASSY DRV2 2 for continuity Is J12 24 J42 7 continuous normally With tool go to step 7 Without tool go to step 8 Replace harness ASSY DRV2 2 7 Checking toner motor Does toner motor function normally Using toner motor check by digital output test In the test close the interlock SW Check the toner stirring auger or gear for damage Go to step 8 8 Checking PWBA HBN DRV for...

Page 239: ... sensor TNR full Replace harness ASSY TFLSNS 6 Checking transfer roll cartridge ASSY Replace new transfer roll cartridge ASSY and check if an error occurs Replace MCU HL 4200 End of work Print Head Cartridge Life Over FIP Remedy Step Check Yes No 1 Initial setting Check the following for evidence of fault Print head cartridge ASSY replacing condition PWBA HBN DRVA CRUM in print head cartridge ASSY...

Page 240: ...Has error occurred after installing the new toner cartridge Replace MCU HL 4200 End of work CTD Sensor Dustiness FIP Remedy Step Check Yes No 1 Initial setting Check the following for evidence of fault Transfer roll cartridge ASSY replacing condition ADC sensor ASSY replacing condition Replace the parts concerned Go to step 2 2 Checking harness ASSY CTD for connection Is the harness ASSY CTD conne...

Page 241: ... Replace MCU HL 4200 Replace MCU HL 4200 Full Stack FIP Remedy Step Check Yes No 1 Initial setting Check the following for evidence of fault Full stack sensor replacing condition actuator replacing condition Replace the parts concerned With tool Go to step 2 Without tool Go to step 3 2 Checking full stack sensor Does full stack sensor function normally Full stack sensor using diagnostic tool check...

Page 242: ... the result meet the combination table P J42 16PIN P J42 15PIN P J42 17PIN P J42 15PIN P J42 18PIN P J42 15PIN Replace MCU HL 4200 Replace PWBA HBN DRV Tray1 Paper Near Empty FIP Remedy Step Check Yes No v Initial setting Check the following for evidence of fault Tray1 low paper sensor replacing condition Sensor actuator replacing condition Replace the parts concerned Go to step 2 2 Does the error...

Page 243: ...A OPTFDR for signal Is P J82 8PIN P J82 9 5VDC Replace tray2 low paper sensor Replace PWBA OPTFDR Tray3 Paper Near Empty FIP Remedy Step Check Yes No 1 Initial setting Check the following for evidence of fault Tray3 low paper sensor replacing condition Sensor actuator replacing condition Replace the parts concerned Go to step 2 2 Does the error occur even if the paper is added With tool Go to step...

Page 244: ...ration adjustment data at parameter setting for determination 4 2 Entering Diag C E Mode 1 Turn the power on while pressing the and buttons together 2 Enter the password Password Press the button twice and the Form Feed Set button 4 3 Exiting Diag C E Mode 1 Stop the current diagnosis 2 Press the Job Cancel Back button to return to the top of the diagnostic menu 3 Select CE Maintenance Complete wi...

Page 245: ...diagnosis and return to the upper menu press the Job Cancel Back button Example of operation for Digital Input Test DI 31 REGI SENSOR S C S C M S CE Maintenance CE Maintenance CE Maintenance CE Maintenance CE Maintenance CE Maintenance CE Maintenance ESS Diag IOT Diag IOT Diag Digital Input Digital Input DI 1 OFF DI 2 OFF DI 13 H 1 DI 31 OFF DI 32 OFF DI 55 OFF Digital Input Digital Input Digital ...

Page 246: ...y Print Counter Prn Counter Init Count copy M to B Count copy B to M NVM Init JOB LOG Init No Image IOT TEST Patt 600 IOT Grid 2 ESS Cyan 20 ESS Magenta 20 ESS Yellow 20 ESS Black 20 ESS Continued the down page Complete Installation Set Test print Digital Input Digital Output NVM Settings Power Save Mode NVM Edit NVM Save NVM Load NVM Print Info Col Print Count Configuration Dip Switch 3 Dip Switc...

Page 247: ... PF Regi 1200 K to C Scan Regi K to M Scan Regi K to Y Scan Regi K to C Scan Regi MP Scan Regi Tray 1 Scan Regi Tray 2 Scan Regi Tray 3 Scan Regi Duplex Life Y Toner Read Initialization Life M Toner Life C Toner Life K Toner Life BTR 1 Life Transfer Roll Cartridge 1 Life Fuser Life Printer Life Head Sheet Life Head Time Life Head Y Disp Life Head M Disp Life Head C Disp Life Head K Disp Print Para...

Page 248: ... test 7 Press the Job Cancel Back button to return to the previous screen Diagnostic items Item Description Normal Diag Executes a diagnosis in Normal mode CodeROM Test Calculates the ROM checksum and compares it with the stored value FontROM Test Calculates the font ROM checksum and compares it with the stored value EEPROM Test Writes reads and verifies the EEPROM diagnostic area DRAM Test Perfor...

Page 249: ...nu Ready Alarm MENU display Job Cancel Back Ready Alarm STOP display and together End of test End of test Not lit Lit 4 8 IOT Diagnosis Function Executing an IOT related diagnosis Diagnostic items Item Description Digital Input test Performs a digital input component test Digital Output test Performs a digital output component test Power save mode Performs Power save mode MCU nationality change Sw...

Page 250: ...gnal name Test method Reference BSD DI 0 FULL STACK SENSOR Block and unblock the sensor with an actuator 2 9 4 DI 1 DUP JAM SENSOR Block and unblock the sensor with an actuator 2 9 4 DI 2 Exit Sensor FUSER ASSY Block and unblock the sensor with an actuator 2 9 1 DI 3 REGI SENSOR Block and unblock the sensor with an actuator 2 7 6 DI 4 SCANNER READY The component of scanner is turned ON and checked...

Page 251: ...7 is displayed that corresponded with the size of paper Refer to the BSD 2 6 1 DI 19 TRAY1 SIZE SWITCH SW1 Set the side guide and end guide of tray1 to the paper size Check the sensors signal When the SW1 is switched on displays L low Refer to the BSD 2 6 1 DI 1a TRAY1 SIZE SWITCH SW2 Set the side guide and end guide of tray1 to the paper size Check the sensors signal When the SW2 is switched on d...

Page 252: ...ow Refer to the BSD 2 6 3 DI 2a TRAY3 SIZE SWITCH SW2 Set the side guide and end guide of tray3 to the paper size Check the sensors signal When the SW2 is switched on displays L low Refer to the BSD 2 6 3 DI 2b TRAY3 SIZE SWITCH SW3 Set the side guide and end guide of tray3 to the paper size Check the sensors signal When the SW3 is switched on displays L low Refer to the BSD 2 6 3 DI 30 FUSER FAN ...

Page 253: ... display Digital output test code table Menu No Part signal name Test method Reference BSD DO 0 DRIVE ASSY MAIN ON NORMAL SPEED WARNING CAUTION Check by hearing and visually that the motor rotates in normal mode 2 4 1 DO 1 DRIVE ASSY MAIN ON HALF SPEED WARNING CAUTION Check by hearing and visually that the motor rotates in half speed mode 2 4 1 DO 2 DRIVE ASSY MAIN OFF WARNING CAUTION Check by hea...

Page 254: ... visually that the motor rotates in half speed mode 2 9 2 DO 10 OPTION MOTOR ON NORMAL SPEED WARNING CAUTION Check by hearing and visually that the motor rotates in normal mode 2 7 5A 2 7 5B DO 11 OPTION MOTOR ON HALF SPEED WARNING CAUTION Check by hearing and visually that the motor rotates in half speed mode 2 7 5A 2 7 5B DO 13 REAR FAN ON HIGH SPEED Check by hearing and visually that the fan ro...

Page 255: ... and visually that the motor rotates in Low speed mode 2 9 2 DO 1e OPTION MOTOR ON LOW SPEED WARNING CAUTION Check by hearing and visually that the motor rotates in Low speed mode 2 7 5A 2 7 5B DO 28 TONER MOTOR Y ON Check by hearing and visually that the motor rotates 2 8 4 DO 2a TONER MOTOR M ON Check by hearing and visually that the motor rotates 2 8 4 DO 2c TONER MOTOR C ON Check by hearing an...

Page 256: ... 6 DO 54 IDT1 CLEANER ON WARNING CAUTION 2 8 6 DO 56 IDT2 CLEANER ON WARNING CAUTION 2 8 6 DO 58 TRANSFER ROLL CARTRIDGE PLUS ON WARNING CAUTION 2 8 6 DO 5a TRANSFER ROLL CARTRIDGE MINUS ON WARNING CAUTION 2 8 6 DO 5c DTS ON WARNING CAUTION 2 8 6 DO 60 TRAY2 TURN CLUTCH ON Check by hearing that the clutch operates 2 7 3A 2 7 3B DO 62 TRAY2 FEED SOLENOID ON Check by hearing that the solenoid operat...

Page 257: ...button 5 Select a necessary item for the address section Ad with the and buttons The NWM data is read and two to four items are displayed from the input address Press the or button to moves the cursor to the left or right Press the or button to change value on cursor 6 Change the numeric value at the desired data section with the buttons If the data section is changed the mark disappears to indica...

Page 258: ...ith the and buttons and press the Feed Set button to display the Confirm Initialize screen Press the Job Cancel Back button to cancel 5 When the Form Feed Set button is pressed the NVM information is saved and the following screen is displayed 4 8 6 NVM Information Load Function Loading ESS saved MCU NVM information into MCU Operation procedure 1 Enter the Diag C E mode 2 Select IOT Diag with the ...

Page 259: ...he current value of the color print counter B W Print Count Displays the current value of the monochrome print counter Tot Print Count Displays the current value of the total print counter Backup Col Count Displays the current value of the backup color counter Backup B W Count Displays the current value of the backup monochrome counter Backup Tot Count Displays the current value of the backup tota...

Page 260: ...nce to diagnostic item selection in CE Maintenance Cyan 20 ESS Test Print 4 Select a test print pattern with the and buttons For the test print patterns refer to the table below 5 Press the Form Feed Set button to determine the test print pattern 6 Press the Form Feed Set button again to execute test printing The LCD panel displays Processing 7 After outputting the test print the printer becomes R...

Page 261: ...y screen 6 Select setting data from the setting range with the and buttons 7 Press the Form Feed Set button to write the setting data into NVM Example Post change screen 8 When displaying and setting each life have the life item displayed and press the Form Feed Set button Example Life Fuser display screen 9 Press the Form Feed Set button to display data decimal Setting display parameters Item Ran...

Page 262: ...ation Adjust Slow Scan 600dpi Magenta from Black 6 Yellow from Black 4 Cyan from Black 1 Registration Adjust Slow Scan 1200dpi Magenta from Black 11 Yellow from Black 9 Cyan from Black 1 Registration Adjust Fast Scan Magenta from Black 1 Yellow from Black 3 Cyan from Black 3 Registration Adjust Fast Scan Paper from Black MP Tray 0 Paper from Black Tray1 0 Paper from Black Tray2 0 Paper from Black ...

Page 263: ... from the control panel FailHistoryPage Outputs setting fail history information from the control panel JamHistoryPage Outputs setting jam history information from the control panel DloadHistoryPage Outputs setting download history information from the control panel Config page sample Setting print sample HL 4200CN MCU Config page Serial No 000000 Optional Products Status Auxiliary Cassette 1 2 3 ...

Page 264: ...JAM 1 6911 Fuser JAM 2 6880 Regi JAM 3 6846 Feed JAM 4 6823 Media Type Mismatch 5 6791 Regi JAM 6 6777 Feed JAM 7 6734 Fuser JAM 8 6624 Regi JAM HL 4200CN F W System Download History Serial No 000000 Total Number of Prints 6940 No Print Cnt S W Type Result Port Version 1 6866 IOT NVM Complete Parallel 1 0 1 2 6866 IOT F W Complete Parallel 1 0 1 3 6851 IOT NVM Complete Parallel 1 0 0 4 6816 ESS F ...

Page 265: ...e live parts and driving parts 3 Short two pins of the test print connector P31 on the MCU HL 4200 Reference To short two pins make the screwdriver tip touch the two pins 4 The printer transits to the READY mode and starts the printing Printing is carried out continuously in the Duplex mode 5 To stop the printing remove the screwdriver to release the short of two pins Note The paper is fed from th...

Page 266: ... print pattern is lattice patterns composed of black K cyan C magenta M and yellow Y patterns in this order every 128 dots in vertical and horizontal directions Black K Yellow Y Cyan C Magenta M 128dot 128dot Approx 2mm Approx 2mm Fig 5 9 ...

Page 267: ... not enough Toner splash at the edge of image and unbalanced color Whole image has bluish tinge are caused Increase the transfer current 2 In case that the transfer current is excess 1mm flakes appear on the entire image Reduce the transfer current Note There is high possibility to cause these image errors to the second side especially when executing duplex printing 6 1 Procedure of Changing the T...

Page 268: ... Set button 8 After the current value is displayed change the value increase and reduce the transfer current value by and buttons Example in the case of pressing button once and increasing the value 1 step 9 Press Form Feed Set button to save the value Note Usually it is increase 1 or 2 steps indicates that the changed value is now valid 10 Press Menu button and back to Ready to Print Printer scre...

Page 269: ...t is adjust again 6 2 User Mode Menu Tree 2 Maintenance Init NVM Security No Yes PlainPaper GL BK 3 ex Plain Paper Back Fase High Gloss default 0 20 to 30 PanelSetProtect Change Password F W Download Accept Reject Auto PHD align ON OFF ColorRegiCorrect Y 0 M 0 C 0 Correction Chart Enter Number BTR CurrentAdj PlainPaper PlainPaper BK PlainPaper GL PlainPaper GL BK Transparency ThickPaper1 ThickPape...

Page 270: ...00dpi between Y and K line 1206 00 0 Lead regi 1200dpi between C and K line 1207 00 0 Lead regi 1800dpi between M and K line 1208 00 0 Lead regi 1800dpi between Y and K line 1209 00 0 Lead regi 1800dpi between C and K line 120A 00 0 Side regi between M and K 120B 00 0 Side regi between Y and K 120C 00 0 Side regi between C and K 120D 00 0 Side regi between paper and K Duplex 0 17mm 120E 00 0 Side ...

Page 271: ...Fuser PV WARNING M 1238 01 1 Fuser PV WARNING H 1242 A8 168 25000 Transfer roll cartridge PV LIMIT L 1243 61 97 Transfer roll cartridge PV LIMIT M 1244 00 0 Transfer roll cartridge PV LIMIT H 1248 A0 160 100000 Fuser PV LIMIT L 1249 86 134 Fuser PV LIMIT M 124A 01 1 Fuser PV LIMIT H 146D 05 5 Color balance adjustment Y 146E 05 5 Color balance adjustment M 146F 05 5 Color balance adjustment C 1470 ...

Page 272: ...l 5 Full speed 20480 25600 1855 1A 26 Cleaning interval 6 Full speed 25600 30720 1856 1A 26 Cleaning interval 7 Full speed 30720 186C 1C 28 Cleaning interval 0 Half speed 186D 1C 28 Cleaning interval 1 Half speed 186E 18 24 Cleaning interval 2 Half speed 186F 18 24 Cleaning interval 3 Half speed 1870 18 24 Cleaning interval 4 Half speed 1871 14 20 Cleaning interval 5 Half speed 1872 14 20 Cleaning...

Page 273: ... Envelope Super High Gloss 1C9B 00 0 Postcard Super High Gloss 1C9C 00 0 Transparency OHP Super High Gloss 1C9D 00 0 Label H Super High Gloss 1C9E 00 0 Label L Super High Gloss 1C9F 00 0 Heavier paper L Super High Gloss Back Face 1CA0 00 0 Heavier paper H Super High Gloss Back Face 1CA1 00 0 Envelope Super High Gloss Back Face 1CA2 00 0 Postcard Super High Gloss Back Face 1CC0 00 0 Plain paper L S...

Page 274: ...gh Gloss Back Face Coated 1CE2 00 0 Postcard Super High Gloss Back Face Coated 2502 00 0 User temperature correction Full speed Plain 1 0 deg C setting range 6 to 6 2505 00 0 User temperature correction Full speed Plain 2 0 deg C setting range 6 to 6 2508 00 0 User temperature correction Full speed Plain 3 0 deg C setting range 6 to 6 250B 00 0 User temperature correction Full speed Plain 4 0 deg ...

Page 275: ...568 00 0 User temperature correction Low speed Plain 3 0 deg C setting range 6 to 6 256B 00 0 User temperature correction Low speed Plain 4 0 deg C setting range 6 to 6 257D 00 0 User temperature correction Low speed Label 1 0 deg C setting range 6 to 6 2580 00 0 User temperature correction Low speed Label 2 0 deg C setting range 6 to 6 2583 00 0 Userï temperature correction Low speed Heavier 1 0 ...

Page 276: ...E6 23 17 75 4B 127 7F 179 B3 231 E7 24 18 76 4C 128 80 180 B4 232 E8 25 19 77 4D 129 81 181 B5 233 E9 26 1A 78 4E 130 82 182 B6 234 EA 27 1B 79 4F 131 83 183 B7 235 EB 28 1C 80 50 132 84 184 B8 236 EC 29 1D 81 51 133 85 185 B9 237 ED 30 1E 82 52 134 86 186 BA 238 EE 31 1F 83 53 135 87 187 BB 239 EF 32 20 84 54 136 88 188 BC 240 F0 33 21 85 55 137 89 189 BD 241 F1 34 22 86 56 138 8A 190 BE 242 F2 3...

Page 277: ... 0114 312 0138 348 015C 384 0180 420 01A4 277 0115 313 0139 349 015D 385 0181 421 01A5 278 0116 314 013A 350 015E 386 0182 422 01A6 279 0117 315 013B 351 015F 387 0183 423 01A7 280 0118 316 013C 352 0160 388 0184 424 01A8 281 0119 317 013D 353 0161 389 0185 425 01A9 282 011A 318 013E 354 0162 390 0186 426 01A A 283 011B 319 013F 355 0163 391 0187 427 01A B 284 011C 320 0140 356 0164 392 0188 428 0...

Page 278: ...eck print instructions Are print instructions correct Any corresponding contents in FIP by trouble phenomena Repair according to the FIP concerned Repair according to BSD Explain to customer Instruct how to submit print job Print from another client application for host check Image quality trouble reccurred Troubleshoot according to image quality trouble sample Troubleshoot according to image qual...

Page 279: ...V 73 10 IMAGE QUALITY SPECIFICATIONS 10 1 Parallelism Fig 5 13 10 2 Diagonal Fig 5 14 10 3 Skew Fig 5 15 ...

Page 280: ...V 74 10 4 Straightness Fig 5 16 10 5 Magnification Error Fig 5 17 10 6 Registration Fig 5 18 ...

Page 281: ...V 75 10 7 Guaranteed Printing Area Fig 5 19 ...

Page 282: ...r outputting the test print the printer becomes Ready to Print state The LCD panel displays Ready to Print Test Print Paper size No Pattern Description US EU 1 No Image IOT Feeds and outputs paper with no image Letter A4 Letter A4 2 Test Patt 600 IOT Outputs an IOT internal 600 dpi pattern A4 A4 3 Grid2 ESS Outputs an ESS internal grid pattern Letter A4 4 Cyan 20 ESS Outputs a solid pattern of 20 ...

Page 283: ...ell ventilated place Keep the printer horizontal 2 Host check for an image quality trouble Check whether the trouble depends on the application 1 Printing from another client 2 Printing from another application 3 Printing from another file 4 Changing the driver 5 Changing the application 6 Checking the client system 3 Consumables check Check the lives of the following consumables 1 Drum cartridge ...

Page 284: ...CU HL 4200 SUB HVPS Item Check Remedy 1 Faulty print head cartridge ASSY Is the image quality improved if print head cartridge ASSY is replaced Replace the print head cartridge ASSY 2 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 3 Faulty fuser ASSY Check the heat roll and NIP belt for evidence of damage dirt or foreign substances Replace th...

Page 285: ... SUB HVPS Item Check Remedy 1 Faulty print head cartridge ASSY Is the image quality improved if print head cartridge ASSY is replaced Replace the print head cartridge ASSY 2 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 3 Faulty fuser ASSY Check the heat roll and NIP belt for evidence of damage dirt or foreign substances Replace the fuser AS...

Page 286: ...ead cartridge ASSY is replaced Replace the print head cartridge ASSY 2 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 3 Faulty fuser ASSY Check the heat roll and NIP belt for evidence of damage dirt or foreign substances Replace the fuser ASSY 4 Faulty transfer roll cartridge ASSY Is the image quality improved if transfer roll cartridge ASSY ...

Page 287: ...l appearing on prints are shown in the table below Roll Parts Cycle Magnet roll 29 mm Padolle 7 5 mm Drum 63 mm HTC 23 mm IDT 1 132 mm IDT 2 Print head cartridge ASSY 132 mm Transfer roll cartridge Transfer roll cartridge ASSY 65 mm Heat roll Fuser ASSY 82 mm ...

Page 288: ...roll cartridge ASSY Scanner ASSY MCU HL 4200 Item Check Remedy 1 Faulty transfer Is the image quality improved if the laser beam exit window of scanner ASSY is shielded with a sheet Replace the MCU HL 4200 2 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 3 Faulty print head cartridge ASSY Is the image quality improved if print head cartridge ...

Page 289: ...pted Check the laser beam path between scanner ASSY and the drum in print head cartridge ASSY for evidence of dirt or foreign substances Clean dirt or foreign substances 3 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 4 Faulty charging or developing Is the image quality improved if print head cartridge ASSY is replaced Replace the print head...

Page 290: ...dy 1 Faulty print head cartridge ASSY Is the image quality improved if print head cartridge ASSY is replaced Replace the print head cartridge ASSY 2 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 3 Faulty fuser ASSY Check the heat roll and NIP belt for evidence of damage dirt or foreign substances Replace the fuser ASSY 4 Faulty transfer roll...

Page 291: ...Check Remedy 1 Faulty print head cartridge ASSY Is the image quality improved if print head cartridge ASSY is replaced Replace the print head cartridge ASSY 2 Faulty scanner ASSY Is the image quality improved if scanner ASSY is replaced Replace the scanner ASSY 3 Faulty fuser ASSY Check the heat roll and NIP belt for evidence of damage dirt or foreign substances Replace the fuser ASSY 4 Faulty tra...

Page 292: ...ectly 2 Faulty paper transfer path Check the paper transfer path for presence of burrs foreign substances or dirt Clean or replace the parts concerned 3 Faulty paper feed rolls Check if the paper feed rolls feed the paper normally Clean or replace the parts concerned 4 Faulty paper transfer rolls Check the paper transfer rolls for evidence of foreign substances dirt deformation or malfunction Clea...

Page 293: ...he skew Go to Paper skew 4 Faulty paper transfer path Check the paper transfer path for presence of burrs foreign substances or dirt Clean or replace the parts concerned 5 Faulty paper transfer rolls Check the paper transfer rolls for evidence of foreign substances dirt deformation or malfunction Clean or replace the parts concerned Poor fusing Condition Image is easily peeled off when scrubbed by...

Page 294: ... ASSY Item Check Remedy 1 Paper check The recommended size type of paper is used Change paper Use the recommended size type of paper Check the printer driver 2 The flakes appear on the recommended size type of paper Or the flakes appear on the paper other than recommended size type of paper Adjust transfer roll cartridge tertiary transfer current value Refer to Trouble shooting 6 adjusting transfe...

Page 295: ... Check Remedy 1 Paper check The recommended size type of paper is used Change paper Use the recommended size type of paper Check the printer driver 2 The flakes appear on the recommended size type of paper Or the flakes appear on the paper other than recommended size type of paper Adjust transfer roll cartridge tertiary transfer current value Refer to Trouble shooting 6 adjusting transfer roll car...

Page 296: ...SSY Item Check Remedy 1 Paper check The recommended size type of paper is used Change paper Use the recommended size type of paper Check the printer driver 2 The flakes appear on the recommended size type of paper Or the flakes appear on the paper other than recommended size type of paper Adjust transfer roll cartridge tertiary transfer current value Refer to Trouble shooting 6 adjusting transfer ...

Page 297: ...CHAPTER VI DIAGRAMS ...

Page 298: ...2 5 2 Monitoring VI 13 2 6 Paper Supplying 2 6 1 Tray1 paper stacking VI 14 2 6 2A Tray2 paper stacking option feeder single tray VI 15 2 6 2B Tray2 paper stacking option feeder VI 16 2 6 3 Tray3 paper stacking option feeder VI 17 2 6 4 Monitoring VI 18 2 7 Paper Transportation 2 7 1 Tray1 paper feeding VI 19 2 7 2 MSI paper feeding VI 20 2 7 3A Tray2 paper feeding option feeder single tray VI 21 ...

Page 299: ...environment sensing VI 34 2 8 8 Monitoring VI 35 2 9 Fusing and Transportation 2 9 1 Fusing and fuser heat control VI 36 2 9 2 Fuser drive control VI 37 2 9 3 Fan control VI 38 2 9 4 Exit and invert transportation VI 39 2 9 5 Exit and invert mechanism VI 40 2 9 6 Monitoring VI 41 ...

Page 300: ... to the Parts List PL stands for Parts List 7 7 denote Plate No It shows that the appropriate part is described in the designated plate This symbol is added to all the exchangeable parts on BSD 7 7 1 Reference to adjustments in the Service Manual Section4 will be indicated by this symbol In this case the number 7 7 1 indicate that the Adjustment Procedure is found in ADJ 7 7 1 of the Service Manua...

Page 301: ...es that a signal line is connected to other sheet described in the lower right side of BSD It shows that the location to which a signal line is connected is in Zone A2 in Sheet5 SHEET 2 ZN H4 This symbol represents that a signal line is connected to other sheet described in the lower right side of BSD It shows that the location from which a signal line is connected is in Zone H4 in Sheet2 5VDC 1 2...

Page 302: ...ents that the part indicated by an arrow is the information on the duplicator without Tag Mod 1 This symbol represents that the part indicated by an arrow is the information on the duplicator without Tag Mod This symbol represents that the entire illustration or the part in the outlined box is the information on the duplicator with Tag Mod 1 This symbol represents that the entire illustration or t...

Page 303: ...be H when the sensor has not detected a sheet of paper and that the voltage is 5VDC 1 4 DC Voltage DC voltage is measured between each test point and the frame unless otherwise instructed in Notes The measured voltages are within the following ranges 3 3VDC H 3 1 to 3 5VDC L 0 0 to 1 0VDC 5VDC H 4 8 to 5 3VDC L 0 0 to 1 0VDC 24VDC H 23 0 to 25 2VDC L 0 0 to 3 0VDC 1 5 Input Output Test DI Digital ...

Page 304: ...2 26 1 24 23 ALL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL ALL YEL YEL YEL YEL YEL YEL YEL YEL ALL ALL J311 1 2 3 4 BRN BRN VIO VIO GRY GRY VIO VIO MCU HL 4200 PL12 1 2 3 3VDC DC COM DC COM 5VDC 2 3 1 2 3 1 2 3 1 2 3 1 PWBA TOP ASSY BRA PX US EU PL12 1 CONTROL LOGIC J23 2 YEL J167 1 1 3 3VDC J27 P14 2 1 2 INTERLOCK OPEN SIGNAL 3 3 Virtual Line 1 2 5VDC 3 3VDC 3 3VDC 5VDC 24VD...

Page 305: ...VI 6 A B C D E F G H J 1 2 3 4 5 6 1 Virtual Line 2 1 2 MONITORING MCU HL 4200 PL12 1 CONSOLE PANEL HIBANA PL1 1 2 1 1 1 CONTROL LOGIC Close Front Door INTERLOCK OPEN SIGNAL 2 1 Standby Power ...

Page 306: ...20 P221 CONSOLE PANEL HIBANA PL1 1 MCU HL 4200 PL12 1 CONTROL LOGIC 2 2 1 CONTROL PANEL J22 1 20 J221 1 20 J2211 1 20 SHILD CABLE SHILD CABLE Ready Alarm Menu Form Feed Set Job Cancel Back brother NETWORK READY HL 4200CN 2 2 Mode Selection ...

Page 307: ...P J 10 Pararell P J 12 USB P14 J1 P J 33 J34 P50 P J 45 Ethernet 100Base TX 10BaseT 2 3 3 IOT ERROR J311 1 2 3 4 BRN VIO GRY VIO P14 J27 3 3DC DC COM DC COM 5VDC 2 3 3 ESS ERROR 1 1 1 Virtual Line 3 3DC 2 1 1 DC COM 2 1 1 DC COM 2 1 1 5VDC 2 1 1 Flash Rom U11 3 3VDC J31 1 DC COM 2 1 1 2 S1 TEST PRINT 2 2 Shorting the pins J31 1and 2 enables test printing by the printer itself Flash Write P30 2 3 M...

Page 308: ... 1 CRUM DATA CRUM CLOCK J710 6 J71 1 YEL YEL P71 6 PL12 1 J140 1 YEL YEL LD 5VDC 2 5 1 7 8 9 10 PWBA EEPROM PL10 1 J144 4 3 2 1 3 3VDC 2 1 1 DC COM 2 1 1 YEL YEL YEL YEL YEL YEL YEL YEL EEPROM DATA EEPROM CLOCK DI 32 2 3 3 CRUM DATA 2 2 Virtual Line 1 1 Diag DI 32 checks by the signal if print head cartridge ASSY PKG exists No print head cartridge ASSY PKG H CONTROL LOGIC 3 3VDC 3 3VDC 3 3VDC 3 3V...

Page 309: ...rror ESS HD Fail ASIC Fail PCI Option 0 Fail PCI Option 1 Fail Video Sync Fail IEEE1284 Data Error IOT to ESS Communication Fail ESS NVRAM2 W R Check Fail ESS NVRAM3 W R Check Fail ESS NVRAM4 W R Check Fail ESS NVRAM2 ID Check Fail CONTROL LOGIC ESS FontROM Error Opt Initialising Press Set Set Print Head Cartridge Replace Print Head Cartridge Print Head Cart ID Error 003 340 003 356 016 300 010 35...

Page 310: ...D WHT WHT BLK BLK MAIN_U MAIN_V MAIN_W DRIVE MECHANISM 2 7 1 TRAY1 FEED DRIVE 2 7 2 ROLL ASSY FEED MSI DRIVE 2 7 6 ROLL TURN DRIVE 2 7 6 REGI ROLL DRIVE 2 8 6 IDT2 DRIVE DO 0 DO 1 NORMAL SPEED HALF SPEED DC COM MOTOR DRIVE MOT MAIN DRIVE ASSY ON DO 19 LOW SPEED DO 2 MAIN DRIVE ASSY OFF Phase MAIN_U MAIN_V MAIN_W Step 3phases 1 2 3 4 5 6 1 1 Motor type Hybrid stepping motor Stepping angle 3 75 Wind...

Page 311: ...DC COM QBLD PWB J153 2 J151 16 MCU HL 4200 PL12 1 J15 5 VIO VIO 3 3VDC SOS SENSED L 3 3VDC DC COM DC COM XPDATA_A_Y XPDATA_B_M XPDATA_C_C XPDATA_D_K LD 5VDC LASER CONTROL DC COM Y M C K Quad Beam Laser Diode Polygon Mirror Drum Y Drum M Drum C Drum K 2 8 1 LASER SCAN IMAGE M 1 Virtual Line 2 5 2 SOS SENSED SIGNAL 1 CONTROL LOGIC 2 8 1 LASER SCAN IMAGE Y LASER SCAN IMAGE C 2 8 1 2 8 1 LASER SCAN IM...

Page 312: ...13 A B C D E F G H J 1 2 3 4 5 6 1 Virtual Line 2 5 2 MONITORING MCU HL 4200 PL12 1 CONSOLE PANEL HIBANA PL1 1 2 5 1 1 CONTROL LOGIC IOT Scanner Failure 006 370 006 370 SOS SENSED SIGNAL 2 5 OPTICS Scanner ...

Page 313: ...OADED PAPER TRAY1 SIZE SWITCH SW1 ON L 3 3VDC TRAY1 SIZE SWITCH SW2 ON L 3 3VDC TRAY1 SIZE SWITCH SW3 ON L 3 3VDC TRAY1 NO PAPER SENSED H 3 3VDC TRAY1 LOW PAPER SENSED H 3 3VDC 2 7 1 TRAY1 PAPER STACK POSITIONED YEL TRAY1 SIZE SWITCH SW1 SIGNAL DI 18 1 CONTROL LOGIC 2 6 4 TRAY1 SIZE SWITCH SW2 SIGNAL 2 6 4 TRAY1 SIZE SWITCH SW3 SIGNAL 2 6 4 DI 11 DI 15 TRAY1 NO PAPAR SENSED SIGNAL 2 6 4 1 Paper Si...

Page 314: ...PER SENSED H 3 3VDC 2 7 3A TRAY2 PAPER STACK POSITIONED TRAY2 SIZE SWITCH SW1 SIGNAL DI 20 1 CONTROL LOGIC 2 6 4 TRAY2 SIZE SWITCH SW2 SIGNAL 2 6 4 TRAY2 SIZE SWITCH SW3 SIGNAL 2 6 4 DI 12 DI 16 TRAY2 NO PAPAR SENSED SIGNAL 2 6 4 A B A B 2 2 2 2 J210 A3 P210 A11 TRAY2 SENSOR AND SWITCHES J821 2 YEL A12 A13 B3 B5 A2 A1 B11 B9 J810 B3 P810 B11 B12 B13 A4 A6 B2 B1 A11 A9 YEL YEL YEL YEL YEL YEL YEL Y...

Page 315: ...NSED H 3 3VDC 2 7 3B TRAY2 PAPER STACK POSITIONED TRAY2 SIZE SWITCH SW1 SIGNAL DI 20 1 CONTROL LOGIC 2 6 4 TRAY2 SIZE SWITCH SW2 SIGNAL 2 6 4 TRAY2 SIZE SWITCH SW3 SIGNAL 2 64 DI 12 DI 16 TRAY2 NO PAPAR SENSED SIGNAL 2 6 4 A B A B 2 2 2 2 J210 A3 P210 A11 TRAY2 SENSOR AND SWITCHES J821 2 YEL A12 A13 B3 B5 A2 A1 B11 B9 J810 B3 P810 B11 B12 B13 A4 A6 B2 B1 A11 A9 YEL YEL YEL YEL YEL YEL YEL YEL YEL ...

Page 316: ...RAY3 NO PAPER SENSED H 3 3VDC TRAY3 LOW PAPER SENSED H 3 3VDC 2 7 4 TRAY3 PAPER STACK POSITIONED TRAY3 SIZE SWITCH SW1 SIGNAL DI 28 1 CONTROL LOGIC 2 6 4 TRAY3 SIZE SWITCH SW2 SIGNAL 2 6 4 TRAY3 SIZE SWITCH SW3 SIGNAL 2 6 4 DI 13 DI 17 TRAY3 NO PAPAR SENSED SIGNAL 2 6 4 A B 2 2 2 2 J210 A6 P210 A8 TRAY3 SENSOR AND SWITCHES J831 2 BLU A9 A10 B2 B4 A5 A4 B12 B10 J810 B6 P810 B8 B9 B10 A3 A5 B5 B4 A1...

Page 317: ...ZE SWITCH SW2 SIGNAL TRAY2 SIZE SWITCH SW3 SIGNAL 2 6 3 2 6 3 2 6 3 1 1 1 TRAY3 SIZE SWITCH SW1 SIGNAL TRAY3 SIZE SWITCH SW2 SIGNAL TRAY3 SIZE SWITCH SW3 SIGNAL 2 6 1 1 TRAY2 NO PAPAR SENSED SIGNAL 2 6 2A 2 6 2B 1 TRAY3 NO PAPAR SENSED SIGNAL 2 6 3 1 CONTROL LOGIC Push in the Tray paper size Push in Tray 1 Check Paper in Tray 1 Push in Tray 2 Check Paper in Tray 2 Push in Tray 3 Check Paper in Tra...

Page 318: ...LENOID FEED TRAY1 PL3 3 J474 2 1 P474 1 2 YEL YEL 24VDC SWITCHED 2 1 1 DC COM YEL YEL VIO VIO VIO VIO TRAY1 FEED SOLENOID ON L 24VDC 14 13 CLUTCH ASSY TURN TRAY1 PL3 3 J475 2 1 P475 1 2 BLU BLU 24VDC SWITCHED 2 1 1 DC COM BLU BLU TRAY1 TURN CLUTCH ON L 24VDC 2 7 6 TRAY1 FED PAPER DO 38 A 2 7 6 ROLL ASSY TURN TRAY1 DRIVE TRAY1 FEED SOLENOID ON DO 39 TRAY1 FEED SOLENOID OFF TRAY1 TURN CLUTCH ON DO 3...

Page 319: ...L 24VDC SWITCHED 2 1 1 DC COM YEL YEL MSI FEED SOLENOID ON L 24VDC 2 7 6 MSI FED PAPER J139 11 10 P139 1 2 YEL YEL YEL YEL PL12 1 SENSOR PHOTO MSI NO PAPER SENSOR PL6 1 J135 3 7 YEL YEL 2 YEL YEL 8 3 3VDC 2 1 1 DC COM 2 1 1 J135 1 P139 3 J139 9 J13 9 YEL YEL YEL YEL 3 3VDC MSI NO PAPER SENSED H 3 3VDC J139 7 8 P139 5 4 YEL YEL YEL YEL DO 34 DI 10 A A CONTROL LOGIC 2 7 7 MSI NO PAPER SENSED SIGNAL ...

Page 320: ...Y2 PL15 4 J824 2 1 P824 1 2 YEL YEL 24VDC SWITCHED 2 1 1 DC COM YEL YEL YEL YEL YEL YEL TRAY2 FEED SOLENOID ON L 24VDC 14 13 CLUTCH ASSY TURN TRAY2 PL15 4 J825 2 1 P825 1 2 YEL YEL 24VDC SWITCHED 2 1 1 DC COM YEL YEL TRAY2 TURN CLUTCH ON L 24VDC 2 7 6 TRAY2 FED PAPER DO 62 DO 60 A P210 B7 J210 B7 B9 B5 P810 A8 J810 A7 A10 A5 YEL YEL YEL YEL YEL YEL YEL YEL 2 7 6 ROLL ASSY TURN TRAY2 DRIVE TRAY2 FE...

Page 321: ...4 4 J824 2 1 P824 1 2 YEL YEL 24VDC SWITCHED 2 1 1 DC COM YEL YEL YEL YEL YEL YEL 14 13 CLUTCH ASSY TURN TRAY2 PL14 4 J825 2 1 P825 1 2 YEL YEL 24VDC SWITCHED 2 1 1 DC COM YEL YEL 2 7 6 TRAY2 FED PAPER A P210 B7 J210 B7 B9 B5 P810 A8 J810 A7 A10 A5 YEL YEL YEL YEL YEL YEL YEL YEL 2 7 6 TRAY2 FEED SOLENOID ON L 24VDC TRAY2 TURN CLUTCH ON L 24VDC DO 62 DO 60 TRAY2 FEED SOLENOID ON DO 63 TRAY2 FEED S...

Page 322: ... 4 J834 2 1 P834 1 2 BLU BLU 24VDC SWITCHED 2 1 1 DC COM BLU BLU YEL YEL YEL YEL 14 13 CLUTCH ASSY TURN TRAY3 PL14 4 J835 2 1 P835 1 2 BLU BLU 24VDC SWITCHED 2 1 1 DC COM BLU BLU 2 7 6 TRAY3 FED PAPER A P210 B7 J210 B7 B9 B5 P810 A8 J810 A7 A10 A5 YEL YEL YEL YEL YEL YEL YEL YEL 2 7 6 TRAY3 FEED SOLENOID ON L 24VDC TRAY3 TURN CLUTCH ON L 24VDC DO 66 DO 64 TRAY3 FEED SOLENOID ON DO 67 TRAY3 FEED SO...

Page 323: ...5 6 DC COM DC COM DC COM DC COM 3 4 24VDC SWITCHED 2 1 1 DRIVE ASSY FEEDER SINGLE PL15 5 ORN ORN RED RED BRN BRN YEL YEL BLK BLK WHT WHT CLOCK A CLOCK B CLOCK XA CLOCK XB DRIVE MECHANISM 2 7 3A TRAY2 FEED DRIVE P210 A7 A6 A5 A4 J210 A7 A8 A9 A10 B1 B13 P810 B7 B6 B5 B4 J810 B7 B8 B9 B10 A2 A13 YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL MOT J131 1 2 5 6 3 4 DO 1...

Page 324: ... COM DC COM DC COM 3 4 24VDC SWITCHED 2 1 1 DRIVE ASSY OPF PL14 5 ORN ORN RED RED BRN BRN YEL YEL BLK BLK WHT WHT CLOCK A CLOCK B CLOCK XA CLOCK XB DRIVE MECHANISM 2 7 3B TRAY2 FEED DRIVE 2 7 4 TRAY3 FEED DRIVE P210 A7 A6 A5 A4 J210 A7 A8 A9 A10 B1 B13 P810 B7 B6 B5 B4 J810 B7 B8 B9 B10 A2 A13 YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL MOT J131 1 2 5 6 3 4 DO 1...

Page 325: ... 7 3B TRAY2 FED PAPER 2 7 3A 2 7 3B ROLL ASSY TURN TRAY2 DRIVE 2 7 1 TRAY1 FED PAPER 2 7 1 ROLL ASSY TURN TRAY1 DRIVE 2 7 2 MSI FED PAPER 2 4 1 2 9 4 DUPLEX FED PAPER 2 7 6 REGISTRATION 2 8 6 REGISTRATED PAPER 2 4 1 REGI ROLL DRIVE 2 7 4 TRAY3 FED PAPER 2 7 4 ROLL ASSY TURN TRAY3 DRIVE ROLL TURN DRIVE J19 2 CLUTCH TURN MSI PL4 1 24VDC SWITCHED 2 1 1 DC COM MSI TURN CLUTCH ON L 24VDC 1 DO 32 DO 30 ...

Page 326: ... CONSOLE PANEL HIBANA PL1 1 2 7 6 2 7 6 2 7 2 1 CONTROL LOGIC 1 1 MSI NO PAPER SENSED SIGNAL REGI PAPER SENSED SIGNAL OHP PAPER SENSED SIGNAL Load in Manual Tray Regi Jam Open A Cover Feed Jam Check Tray Transp Error Open A Cover paper size Check Paper in MP Tray 2 7 Paper Transportation ...

Page 327: ...HER M RTC C REFRESHER C RTC K REFRESHER K 2 8 1 CHARGING AND EXPOSURE 2 5 1 LASER SCAN IMAGE Y 2 5 1 LASER SCAN IMAGE M 2 5 1 LASER SCAN IMAGE C 2 5 1 LASER SCAN IMAGE K CHARGING EXPOSURE 2 8 2 2 8 2 2 8 2 2 8 2 LATENT IMAGE Y LATENT IMAGE M LATENT IMAGE C LATENT IMAGE K CHARGI FILM ON REFRESHER POWER DO 40 CHARGI FILM OFF DO 41 WARNING HIGH VOLTAGE 2 8 XEROGRAPHICS ...

Page 328: ...PL12 1 MCU HL 4200 MCU HL 4200 PL12 1 CONTROL LOGIC J11 1 2 3 4 5 J41 40 39 38 37 36 GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY DEVE CLOCK XDEVE ENA DEVE F H DEVE CW CCW D A DEVE MOTOR J52 1 2 3 24VDC SWITCHED RED RED WHT WHT BLK BLK DEVE_U DEVE_V DEVE_W DO a DO b NORMAL SPEED HALF SPEED DC COM MOTOR DRIVE MOT DEVE DRIVE ASSY ON DO 1c LOW SPEED DO c DEVE DRIVE ASSY OFF 1 DEVE BIAS AC ON DEVE BIAS AC ...

Page 329: ...RIDGE Y SET SIGNAL 2 8 8 2 8 8 2 8 8 2 8 8 2 8 8 1 TONER CARTRIDGE M SET SIGNAL 1 TONER CARTRIDGE C SET SIGNAL 1 TONER CARTRIDGE K SET SIGNAL 1 1 Virtual Line 3 J342 4 3 SW2 M 1 3 J342 5 2 SW3 C 1 3 SW4 K 1 3 1 PWBA CRUM READER PL10 1 MCU HL 4200 MCU HL 4200 PL12 1 J34 1 GRY GRY P3411 2 J3411 1 J341 2 YEL YEL J341 1 HSG ASSY COIL READER Y PL10 1 HSG ASSY COIL READER M PL10 1 HSG ASSY COIL READER C...

Page 330: ...CONTROL LOGIC HOLDER ASSY TONER HBN K TONER MOTOR PL10 1 J11 37 38 39 40 J41 4 3 2 1 GRY GRY GRY GRY GRY GRY GRY GRY CLOCK B CLOCK XB CLOCK A CLOCK XA J51 37 38 39 40 36 24VDC SWITCHED 2 1 1 CLOCK A CLOCK B CLOCK XA CLOCK XB DC COM DC COM DC COM DC COM J514 4 3 2 1 5 GRY GRY GRY GRY GRY GRY GRY GRY GRY GRY HOLDER ASSY TONER HBN C TONER MOTOR PL10 1 33 34 35 36 8 7 6 5 GRY GRY GRY GRY GRY GRY GRY G...

Page 331: ...703 2 2 GRY GRY 3 C DC COM 2 1 1 1 GRY GRY CONTROL LOGIC 12 5VDC 2 1 1 SENSOR NO TONER K PL10 1 J704 1 GRY GRY J704 2 11 GRY GRY 3 DC COM 2 1 1 10 GRY GRY CONTROL LOGIC D 9 22 VIO VIO 3 3VDC 10 21 VIO VIO 3 3VDC 7 24 VIO VIO 3 3VDC A DI 38 NO TONER SENSOR Y NO TONER NO TONER SENSOR M SENSED SIGNAL DI d DI 39 NO TONER SENSOR M NO TONER NO TONER SENSOR C SENSED SIGNAL DI e DI 3a NO TONER SENSOR C NO...

Page 332: ... cartridge Transfer roll cartridge Transfer roll cartridge MONITOR HVPS J701 1 J801 1 Print head cartridge ASSY PKG PL9 1 IDT2 IDT2 CLEANER IDT1 IDT1 CLEANER IDT2 IDT2 CLEANER IDT1 IDT1 CLEANER Transfer roll cartridge PKG72 PL8 1 DTS DTS 2 7 6 REGISTRATED PAPER TRANSFER AND CLEANING UNFUSED PRINT 2 9 1 DO 5c DO 50 DO 51 2 4 1 IDT2 DRIVE IDT2 PLUS ON IDT2 PLUS OFF DC COM 2 1 1 DTS ON DO 5d DTS OFF ...

Page 333: ...5 P1361 1 J136 1 YEL YEL 13 14 5VDC 2 1 1 DC COM 2 1 1 2 4 3 3 4 3 YEL YEL YEL YEL YEL YEL YEL YEL J136 5 2 P1361 5 J1361 1 2 4 YEL YEL YEL YEL J13 12 15 YEL YEL YEL YEL SENSOR HUM TEMP PL3 2 J24 4 2 5VDC 2 1 1 DC COM 2 1 1 J2361 4 P2361 1 2 3 J231 1 3 YEL YEL YEL YEL GRY GRY GRY GRY J231 2 4 P2361 2 J2361 3 4 1 GRY GRY GRY GRY J24 3 1 YEL YEL YEL YEL HUMI TEMP ADC VOUT ADC MONITOR LED ON 2 8 7 AD...

Page 334: ...ENSOR M SENSED SIGNAL NO TONER SENSOR C SENSED SIGNAL NO TONER SENSOR K SENSED SIGNAL 1 IOT Y Toner CRUM Error IOT M Toner CRUM Error IOT C Toner CRUM Error IOT K Toner CRUM Error Replace Yellow Toner Y Replace Magenta Toner M Replace Cyan Toner C Replace Black Toner K Pull out the Y toner seal Pull out the M toner seal Pull out the C toner seal Pull out the K toner seal ID error for Y toner cart ...

Page 335: ...USER HEAT CONTROL 2 9 6 FUSING 2 9 4 FUSED PRINT 2 9 3 HEAT AIR DI 2 CONTROL LOGIC 2 9 6 EXIT PAPER SENSED SIGNEL 1 FUSER NCS SIGNAL 1 1 Virtual Line 4 GRN PWBA EEPROM PL10 1 J145 4 3 2 3 2 EEPROM DATA EEPROM CLOCK 2 3 2 J232 B1 GRY GRY B2 GRY GRY EEPROM DATA EEPROM CLOCK 2 B3 GRY GRY 1 B4 GRY GRY 3 3VDC 2 3 2 DC COM 2 3 2 P321 B7 YEL YEL B6 B5 B4 FUSER EEPROM J144 4 3 2 1 YEL YEL YEL YEL YEL YEL ...

Page 336: ...SM 1 J49 1 2 3 24VDC SWITCHED RED RED WHT WHT BLK BLK FUSER_U FUSER_V FUSER_W DO d DO e NORMAL SPEED HALF SPEED DC COM MOTOR DRIVE MOT FUSER DRIVE ASSY ON DO 1d LOW SPEED DO f FUSER DRIVE ASSY OFF 1 FUSER CLOCK XFUSER ENA FUSER F H FUSER CW CCW Phase Step 3phases 1 2 3 4 5 6 Motor type Hybrid stepping motor Stepping angle 3 75 Winding resistance 1 4 10 phase 25 C Exciting sequence is shown in the ...

Page 337: ...FUSER FAN ON H 24VDC FUSER FAN STOP FUSER FAN FAIL H 3 3VDC FUSER FAN LOW 3 3VDC 18 19 FAN CONTROL 13 12 VIO VIO VIO VIO J166 1 3 FAN REAR PL12 1 J166 2 J165 7 MOT J61 3 29 YEL YEL 2 VIO VIO REAR FAN ON H 24VDC REAR FAN LOW REAR FAN FAIL H 3 3VDC REAR FAN STOP J61 2 4 J165 8 6 YEL YEL YEL YEL HEAT AIR 2 9 1 EXHAUST AIR CONTROL LOGIC DO 16 FUSER FAN ON HIGH SPEED DO 17 LOW SPEED DO 13 DO 14 DI 31 D...

Page 338: ...M SENSOR PL6 1 J133 3 J13 1 YEL YEL 2 YEL YEL 2 3 3VDC 2 1 1 DC COM 2 1 1 J133 1 P139 9 J139 3 J13 3 YEL YEL YEL YEL 3 3VDC DUP JAM PAPER SENSED H 3 3VDC J139 1 2 P139 11 10 YEL YEL YEL YEL 2 9 4 EXIT AND INVERT TRANSPORTATION 2 9 1 FUSED PRINT PRINT TO FACE DOWN TRAY DUPLEX FED PAPER 2 7 6 2 9 5 ROLL MID DRIVE 2 9 5 ROLL DUP DRIVE 2 9 5 ROLL EXIT DRIVE A A DI 1 DI 0 1 Virtual Line 1 2 9 6 DUP JAM...

Page 339: ...SWITCHED 2 1 1 MOTOR ASSY DUP PL7 1 CLOCK A CLOCK B CLOCK XA CLOCK XB DRIVE MECHANISM 2 9 4 2 9 4 2 9 4 P131 3 4 5 6 1 2 J131 4 3 2 1 6 5 YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL ROLL MID DRIVE ROLL DUP DRIVE ROLL EXIT DRIVE DO 3 DUP MOTOR ASSY ON FORWARD NORMAL SPEED DO 4 FORWARD HALF SPEED DO 5 FORWARD DOUBLE SPEED DO 6 REVERSE NORMAL SPEED DO 7 REVERSE HALF SPEED DO 8 REVERSE DOUBLE SPEE...

Page 340: ... 1 2 9 1 2 9 1 2 9 1 1 1 1 1 IOT Fuser Detached IOT Fuser Failure IOT Fan Motor Failure EXIT PAPER SENSED SIGNEL NO FUSER SIGNAL FUSER FAN FAIL SIGNAL REAR FAN FAIL SIGNAL DUP JAM PAPER SENSED SIGNAL PAPER FULL STACK SENSED SIGNAL CONTROL LOGIC Fuser Jam Open A B Cover Duplex Jam Open B Cover Empty Exit Tray 010 317 010 350 001 360 010 317 010 350 001 360 2 9 Fusing and Transportation ...

Page 341: ...CHAPTER VII PLUG JACK P J CONNECTOR LOCATIONS ...

Page 342: ...CONTENTS CHAPTER VII PLUG JACK P J CONNECTOR LOCATIONS VII 1 1 LIST OF P J VII 1 2 P J LAYOUT DIAGRAM VII 4 ...

Page 343: ...Y TMPA 27 H 37 Connects Controller Board and MCU HL 4200 30 D 43 Flash write 31 F 43 Test print 32 D 43 Connects MCU HL 4200 and OHP Sensor 33 I 43 Connects HDD BR and Controller Board 34 D 42 Connects MCU HL 4200 and Harness ASSY RFID2 34 J 43 Connects NIC EXCOPRO ASSY BR and Controller Board 35 D 43 Not Connects 41 E 18 Connects PWBA HBN DRV and MCU HL 4200 42 E 17 Connects PWBA HBN DRV and MCU ...

Page 344: ...nnects 151 H 22 Connects Scanner ASSY and MCU HL 4200 161 H 29 Connects LVPS STD ASSY and Power Cord 162 H 29 Connects LVPS STD ASSY and Fuser ASSY 163 H 27 Connects LVPS STD ASSY and PWBA HBN DRV 164 H 28 Connects LVPS STD ASSY and MCU HL 4200 165 H 28 Connects LVPS STD ASSY and PWBA HBN DRV 166 H 27 Connects LVPS STD ASSY and Fan 167 H 28 Connects LVPS STD ASSY and MCU HL 4200 168 H 28 Not Conne...

Page 345: ...M Sensor No Toner and PWBA HBN DRV 703 H 6 Connects Holder ASSY MQ C Sensor No Toner and PWBA HBN DRV 704 H 6 Connects Holder ASSY MQ K Sensor No Toner and PWBA HBN DRV 710 D 6 Connects Plate ASSY Dispenser L CONN ASSY CRUM MC and Harness ASSY EEPROM 810 H 54 Connects Option Feeder and MCU HL 4200 1361 B 32 Connects Harness ASSY Front 1A and Chute ASSY In ADC Sensor ASSY 2361 E 37 Connects Harness...

Page 346: ...VII 4 2 P J LAYOUT DIAGRAM ...

Page 347: ...VII 5 ...

Page 348: ...VII 6 ...

Page 349: ...VII 7 ...

Page 350: ...APPENDIX ...

Page 351: ...troller Firmware upgrade 1 2 1 Controller Firmware NIC Boot program NIC Firmware upgrade 1 2 2 Controller Boot program MCU NVM MCU Firmware upgrade APPENDIX 2 APP 2 1 Coverage 2 Job APPENDIX 3 APP 3 Print Head Cartridge Cleaning Kit User Guide APPENDIX 4 APP 4 Measure of Toner Cartridge Weight APPENDIX 5 APP 5 Periodical Replacement Parts ...

Page 352: ...rror Log 4 Jam Log 5 Billing Counter U9 Part number The information stored is specific to the Controller Board therefore the information cannot be used for the new PCB U7 U38 Part number Job Log is stored however the Job Log cannot be transferred to the new PCB because it is surface mounted The Network setting data is stored in EEPROM on NIC EXCORD ASSY Use the same NIC EXCORD ASSY if you want to ...

Page 353: ...Diag with the and button and press the Set button 4 Select IOT Diag Digital Input with the or button and press the Set button 5 Select NVM Settings NVM Save and press the Set button 6 Press the Set button to copy the MCU NV RAM data to ESS NV RAM 7 Replace the MCU PWBA 8 Turn the power on while pressing and buttons together 9 Enter the password Password Press the button twice and the Form Feed Set...

Page 354: ...e following Firmware can be upgraded with the On demand Downloader Controller firmware NIC Boot program DIP SW JP2 of NIC card must be ON NIC Firmware The following Firmware must be written in Download mode Controller Boot program MCU NVM Firmware Setting up PC 1 Install the printer driver 2 Install Filedg32 and Firmware e g hibana dlb Hbn1_01_01 dlb in C HL4200 ...

Page 355: ...nect the PC and printer with a parallel cable 2 Turn on the printer then turn on the PC 3 Execute Fildg32 4 Drag and drop firmware file from C HL4200 folder to HL4200 printer icon 5 Turn off the printer 1 2 2 Controller Boot program MCU NVM MCU Firmware upgrade Upgrading Firmware 1 Connect the PC and printer with a parallel cable 2 Turn on the printer while pressing the Menu and Job Cancel buttons...

Page 356: ...b 1 Coverage If the print coverage increased the life decreases as below Coverage vs Life PV Base on Dispense Time 0 5 000 10 000 15 000 20 000 25 000 30 000 35 000 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Image Coverage Life PV Life PV 14 13 12 11 10 9 8 7 6 5 4 20 30 000 page 40 15 000 page ...

Page 357: ... job increased the life increases as below 0 5 000 10 000 15 000 20 000 25 000 30 000 35 000 1 2 3 4 7 9 Life PV R L PV Job vs Life PV Based on Work Time Life PV R L PV Job 5 6 8 10 1 page 10 page 30 000 page 15 000 page ...

Page 358: ...me as the situation below Printing 12 5 C 2 5 M 2 5 Y 2 5 BK 5 for 25 000 page The life will change when the coverage becomes high Total Coverage BW Full Color each Life k p v 12 5 5 5 29 4 15 6 6 28 4 17 5 7 7 27 6 20 8 8 26 8 22 5 9 9 26 0 25 10 10 25 3 27 5 11 11 24 6 30 12 12 24 0 32 5 13 13 23 4 35 14 14 22 8 37 5 15 15 22 2 40 16 16 21 7 Mono 5 bk Full color 20 5 each Full color 12 5 C 2 5 M...

Page 359: ...The actual life is over than catalog specification But as you may know we are including some margin ...

Page 360: ...t while the cleaning kit is attached Handling the print head cartridge z Handle the print head cartridge with care it weighs 4 5 kg z Do not expose the print head cartridge to light for a prolonged time The print head cartridge may be deteriorated Handling the cleaning kit z Make sure the cleaning brush is not directly touching an object during storage z Avoid dust grime on the cleaning kit esp th...

Page 361: ...ided print samples on which colored dots were printed face up on a desk If you don t have a sample print out the printer settings list Refer to the last page of the Printing the printer settings list 3 Put the cleaning kit on the print sample matching the center of the cleaning kit to the center of the print sample 4 While lightly holding the cleaning kit with one hand move the orange knob and the...

Page 362: ... print head cartridge Note that you need to insert the cleaning kit into different slots depending on the color of the dots Magenta Second slot shown in the diagram at right Cyan Third slot Black Fourth slot 6 Align the orange rollers on the inner side of the print head cartridge with the slots in front of the arrows inside the printer and slowly lower it into the printer If the slot and the rolle...

Page 363: ...head cartridge into the printer 10 When the message changes to Ready to Print print the printer settings list to check whether the colored dots still appear If the dots still appear after the cleaning please replace the print head cartridge Printing the printer settings list Use the operation panel to print the printer settings list 1 Press the Menu button while Ready to print is displayed in the ...

Page 364: ...printing condition when the printer displays Toner Empty Yellow Magenta Cyan Black Brand new Toner Cartridge Weight 315g 1 0g 325g 1 0g 315g 1 0g 360g 1 0g Toner Weight at Brand new Toner Cartridge 110g 120g 110g 155g Toner Cartridge Weight at Toner Empty 217g 217g 217g 217g Remain Toner Weight at Toner Empty 10g 10g 10g 10g You can print 500 to 600 pages with 10g Toner ...

Page 365: ... Print head PHD cartridge Replace Print Head Cartridge Up to 30 000 pages TR 12CL Transfer roll BTR cartridge Replace Transfer Roll Up to 25 000 pages See subsection 1 2 in Chapter 4 FP 12CL FUSER ASSY Replace Fuser Cartridge Up to 100 000 pages See subsection 1 1 in Chapter 4 LJ3998001 ROLL ASSY RETARD Up to 100 000 pages See subsection 2 3 32 in Chapter 4 LM0234001 FEED ROLL ASSY FEED MSI Up to ...

Page 366: ...sided pages at about 5 coverage The actual number of printed pages may vary depending on the print jobs and paper you use Replacement life when converting with utilization ratio CST Paper Cassette 85 and MSI Multi Sheet Inserter 15 ...

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