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Chapter 2

2-21

F-2-25

2.5 Pickup/Feeding/Delivery System

2.5.1 Overview/Configuration

2.5.1.1 Outline

0010-6129

LBP5000 / LBP5100

The machine's pickup/transport system serves to pick up and move print paper, and includes various feed rollers.

The machine has 2 pickup slots: cassette and manual feeder. On the other hand, the face-down tray is its only delivery slot.

C cartridge

Waste toner container

Y cartridge

M cartridge

Bk cartridge

DC positive bias

DC negative bias

Negative potential waste toner

Positive potential waste toner

Содержание LBP5000 Series

Страница 1: ...Feb 26 2007 Service Manual LBP5000 5100 Series...

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Страница 3: ...need arises In the event of major changes in the contents of this manual over a long or short period Canon will issue a new edition of this manual The following paragraph does not apply to any countri...

Страница 4: ...uiring care to avoid combustion fire Indicates an item prohibiting disassembly to avoid electric shocks or problems Indicates an item requiring disconnection of the power plug from the electric outlet...

Страница 5: ...ed to indicate Low The voltage value how ever differs from circuit to circuit In addition the asterisk as in DRMD indicates that the DRMD signal goes on when 0 In practically all cases the internal me...

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Страница 7: ...uration 2 1 2 1 1 Outline 2 1 2 2 Basic Sequense 2 1 2 2 1 Basic Sequence of Operation 2 1 2 2 2 Power On Sequence 2 1 2 3 LASER EXPOSURE SYSTEM 2 2 2 3 1 Overview Configuration 2 2 2 3 1 1 Outline 2...

Страница 8: ...ecting the Level of Toner 2 19 2 4 5 Transfer Unit 2 19 2 4 5 1 ETB Unit 2 19 2 4 5 2 ETB Cleaning 2 20 2 5 Pickup Feeding Delivery System 2 21 2 5 1 Overview Configuration 2 21 2 5 1 1 Outline 2 21 2...

Страница 9: ...Upper Cover 3 5 3 2 4 1 Preparation for Removing the Upper Cover 3 5 3 2 4 2 Removing the Upper Cover 3 5 3 2 4 3 The former procedure of removing the Upper Cover 3 5 3 2 4 4 Removing the Upper Cover...

Страница 10: ...Voltage Power Supply PCB 3 20 3 2 17 Sub High Voltage Power Supply PCB 3 20 3 2 17 1 Preparation for Removing the Sub High Voltage Power Supply PCB 3 20 3 2 17 2 Removing the Sub High Voltage Power Su...

Страница 11: ...ing the Separation Pad 3 32 3 5 5 2 Removing the Separation Pad 3 32 3 5 6 Manual Paper Sensor 3 32 3 5 6 1 Preparation for Removing the Manual Feed Paper Sensor 3 32 3 5 6 2 Removing the Manual Feed...

Страница 12: ...ort Guide 4 1 4 4 7 Delivery Roller 4 1 4 4 8 Fixing Inlet Guide 4 1 4 4 9 Fixing Pressure Roller 4 1 4 4 10 Electrostatic Eliminator Unit 4 2 4 4 11 Fixing Pressure Roller 4 3 4 5 User Maintenance 4...

Страница 13: ...Mode Items 5 11 5 6 2 2 Service Mode Items 5 11 Chapter 6 APPENDIX 6 1 OUTLINE OF ELECTRICAL COMPONENTS 6 1 6 1 1 Clutch Solenoid 6 1 6 1 1 1 Solenoids 6 1 6 1 1 2 Solenoids 6 1 6 1 2 Motor Fan 6 2 6...

Страница 14: ...Contents...

Страница 15: ...Chapter 1 PRODUCT DESCRIPTION...

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Страница 17: ...1 2 1 3 1 Product Specifications 1 2 1 3 2 Product Specifications 1 3 1 4 Name of Parts 1 4 1 4 1 External View 1 4 1 4 2 Cross Section View 1 6 1 5 Using the Machine 1 7 1 5 1 Control Panel 1 7 1 6 S...

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Страница 19: ...ation Belt ETB The machine uses an ETB for movement of media and transfer of images The direct transfer of color images from the photosensitive drum to media has enable a significant increase in print...

Страница 20: ...nsitive medium OPC drum Charging method Roller charging Exposure method Laser scanning Development method Toner projection development Transfer method By Electrostatic Transportation Belt Separation m...

Страница 21: ...on not possible Auto gradation correction Available Operating environment Temperature range 10 30 Operating environment Humidity range 10 80 RH Operating environment Atmospheric pressure l810 6 to 101...

Страница 22: ...narch Envelope B5 label sheet transparency Black and white printing only Multifeeder tray paper type Same as for cassette Duplex paper type Plain paper 60 to 90g m2 Heavy paper 91 to 105g m2 Cassette...

Страница 23: ...Chapter 1 1 5 F 1 3 1 Delivery tray 2 Right cover 3 Paper guide 4 Cassette 5 Manual feeder slot 6 Front cover 7 Lamp unit 1 2 3 4 6 5 7...

Страница 24: ...0 7393 LBP5000 LBP5100 1 Left cover 2 Rear cover 3 Cassette protective cover 4 Expansion board slot 5 USB port 6 Grounding wire terminal 7 Power supply switch 8 Power supply receptacle 9 Test Print Sw...

Страница 25: ...LEDs that go on or flash as follows F 1 6 1 Delivery roller 2 Fixing pressure roller 3 ETB 4 Transfer roller 5 Registration shutter 6 Registration roller 7 Separation pad 8 Pickup roller 9 Developing...

Страница 26: ...ot be adjusted in the field The following label is attached to the cover of the unit F 1 8 1 6 4 Safety of Toner 0010 5919 LBP5000 LBP5100 The machine s toner is a non toxic material composed of plast...

Страница 27: ...2 Do not use warm or hot water which will cause the toner to jell permanently fusing it with the fibers of the clothes 3 Do not bring toner into contact with vinyl material They are likely to react wi...

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Страница 29: ...Chapter 2 TECHNICAL REFERENCE...

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Страница 31: ...cleaning block 2 12 2 4 2 High Voltage Control 2 13 2 4 2 1 Outline 2 13 2 4 2 2 Outline 2 13 2 4 2 3 Generation of the Primary Charging Bias 2 14 2 4 2 4 Generation of the Developing Bias 2 14 2 4 2...

Страница 32: ...5 4 Duplex Feeding 2 28 2 5 4 1 Outline 2 28 2 5 4 2 Duplexing feed operation 2 30 2 5 4 3 Duplexing Driver PCB 2 30 2 6 FIXING UNIT SYSTEM 2 31 2 6 1 Overview Configuration 2 31 2 6 1 1 Outline 2 31...

Страница 33: ...Contents 2 8 3 2 Overview of the Block 2 39...

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Страница 35: ...lity check Detect scanner failure fixing unit failure and door open during the above periods 10 Communication with memory tag 11 Cartridge presence detection Interval Description Remarks WAIT wait Fro...

Страница 36: ...laser driver PCB and the scanner motor These components are grouped as a laser scanner unit and are controlled by the DC controller PCB F 2 2 Video controller BDI34 SCNACC12 SCNDEC12 BDI12 LDCTRL10 L...

Страница 37: ...sequence to execute a print job 1 In response to the print command for the video controller PCB the DC controller PCB rotates the scanner motor to turn the scanner mirror 2 When the scanner motor star...

Страница 38: ...ividual laser driver ICs which control the laser activation based on the combination of laser control signals The machine controls its laser activation in the following 4 modes as dictated by the lase...

Страница 39: ...to the DC controller PCB 4 The DC controller PCB generates the horizontal sync signal M BD1 C BD2 based on BDI12 and sends the result to the video controller PCB 5 In response to the BD1 and BD2 sign...

Страница 40: ...nner mirrors occurring while the scanner motor is rotated at a specific speed thereby eliminating the variation in rotation between lines and ultimately preventing displacement of color in sub scannin...

Страница 41: ...frequency range reaches a specific value in terms of print distance about 23 mm If this condition occurs while image mask control is deactivated the machine will identify it not as a fault but as a BD...

Страница 42: ...osensitive drum Step 1 Primary charging Step 2 Laser beam exposure 2 Developing block Make the electrostatic latent image on the photosensitive drum surface visible by applying toner Step 3 Developmen...

Страница 43: ...he laser beam retains negative charges dark area while the area exposed by the laser beam is rid of negative charges The resulting pattern is not visible to the human eye thus the name electrostatic l...

Страница 44: ...over the surface of the photosensitive drum the charges in the light area are neutralized forming a latent static image F 2 12 2 4 1 4 Developing block 0010 6058 LBP5000 LBP5100 In this block toner is...

Страница 45: ...and also to enhance the contrast of the output image an AC bias is applied to the developing cylinder The machine changes the developing bias according to the image density information signal from th...

Страница 46: ...t and does not require power while the machine is in a standby state Its wait time moreover is short and is generally characterized by its high energy efficiency The machine applies a positive DC bias...

Страница 47: ...e roller The 2 different biases the static eliminating bias and the ETB drive roller bias are applied to prevent the toner from straying when a print separated from the ETB unit These high voltage bia...

Страница 48: ...applies a combination of these 2 types of biases to the developing cylinder of the cartridge at specific timing The level of the developing bias varies according to the instructions from the DC contro...

Страница 49: ...passes through the fixing unit 2 4 3 Image Stabilizaton Control 2 4 3 1 Overview of the Image Stabilization Control Mechanism 0010 6074 LBP5000 LBP5100 The machine uses its image stabilization contro...

Страница 50: ...orrection mechanism is executed by the DC controller PCB through control of the color displacement density sensor SR10 and the color displacement sensor SR11 for the following conditions when the powe...

Страница 51: ...of the default value as the color displacement value E194 none of the patches of the color displacement pattern has been detected CPR sensor detection error the result of measurement is outside a spe...

Страница 52: ...e is absent on the status window If detecting an improper insertion of the cartridge the PCB shows the message Toner cartridge is not mounted on the correct position on the status window 2 4 4 4 Detec...

Страница 53: ...the toner not reaching the light receiving segment On the other hand when there is little toner the light moves through to reach the light receiving segment The DC controller PCB identifies the level...

Страница 54: ...from the belt to the photosensitive drum to prevent soiling of the back of print paper The cleaning mechanism is executed by the DC controller for the following when a jam has occurred when calibratio...

Страница 55: ...to pick up and move print paper and includes various feed rollers The machine has 2 pickup slots cassette and manual feeder On the other hand the face down tray is its only delivery slot C cartridge...

Страница 56: ...control of 3 motors main motor M1 fixing delivery motor M2 pickup motor M3 and 3 solenoids SL1 SL2 SL3 The paper path is equipped with 3 photointerrupters SR1 SR4 SR5 to find out whether paper has rea...

Страница 57: ...5 Pre fixing paper sensor SR8 Paper width sensor SR9 Pressure alienation sensor M1 Main motor M2 Fixing Delivery motor M3 Pick up motor SL1 Cassette pick up solenoid SL2 MCY developing cylinder drive...

Страница 58: ...paration mechanism makes sure no more than one sheet of paper is picked up 2 5 2 3 Picking Up Paper from the Manual Feeder 0010 6135 LBP5000 LBP5100 The manual feeder accepts a single sheet of paper i...

Страница 59: ...dentical If the speed of rotation of the fixing pressure roller is lower than that of the ETB however the arching will increase resulting in a disruption in the image or wrin kling of the paper The pr...

Страница 60: ...ensor If the shift sensor indicates the state of engagement during printing and then fails to indicate the state when a jam has occurred the DC controller PCB will identify the condition as being a fa...

Страница 61: ...ce of a pickup stationary jam 2 5 3 3 2 Delivery Stationary Jam 0010 6148 LBP5000 LBP5100 The CPU checks for a delivery stationary jam after it has made sure that the jam in question is not a wrap jam...

Страница 62: ...y for the other side printing The duplexing driver controls two motors duplexing feed motor M6 and reverse motor M7 to drive each feed roller of the duplexing feed unit It also controls the reverse so...

Страница 63: ...M1 M3 M7 M2 M6 MANNUAL FEED SLOT PAPER signal PSLOTSNS CASSETTE PAPER signal CSTSNS TOP COVER OPEN signal DCVRSNS DC controller PCB PICK UP MOTOR DRIVE signal PICK UP SOLENOID DRIVE signal FEEDSL MAI...

Страница 64: ...g feed motor M6 after specified time to feed the paper to the duplexing pick up position At this time the paper is fed while hitting its edge to the left guide by the oblique roller to be corrected it...

Страница 65: ...area of the fixing heater around the middle and is used to monitor the temperature of the heater Sub thermistor TH2 contact type thermistor TH2 is in contact with the edge of the fixing heater and is...

Страница 66: ...trol so that the temperature of the fixing heater will be identical to the target temperature during printing In continuous printing mode the machine changes the target temperature in stages according...

Страница 67: ...r the end of the previous print job the previous printing temperature is used for the upcoming print job 3 Printing Temperature Control The machine executes printing temperature control so that the te...

Страница 68: ...2 The fixing heater safety circuit stops the sub thermistor relay drive signal RLD 3 The relay drive circuit turns off the relay RL901 to cut off power to the heater 3 Protective Mechanisms by the The...

Страница 69: ...ow voltage power supply does not generate DC voltage therefore it is likely that the over current protective mechanism or the over voltage protective mech anism has gone on turn off the power switch S...

Страница 70: ...nual is executed when cleaning is executed 2 7 1 2 3 Connection Power Supply Detection 0010 6169 LBP5000 LBP5100 The machine is capable of identifying the type 100V system or 200V system of the low vo...

Страница 71: ...canner block 2 communication with video control 3 control of high voltage power supply PCB 4 control of main motor DC controller PCB Cassette paper sensor Video controller PCB 3 3V 5V 24V Pick up moto...

Страница 72: ...sec or more 2 8 3 Video Controller PCB 2 8 3 1 Outline 0010 8662 LBP5000 LBP5100 The video controller receives print information from external devices e g host computer by way of interface cables The...

Страница 73: ...IC1 SDRAM Retains image data IC3 CPU Controls the board IC5 Reset IC Resets the board IC6 SSCG Performs clock modulation Generates modulation clock signals used by the system clock IC7 ASIC Serves as...

Страница 74: ...Chapter 2 2 40 IC12 Logic IC Converts voltage levels Notation Name Description...

Страница 75: ...Chapter 3 DISASSEMBLY AND ASSEMBLY...

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Страница 77: ...3 2 5 4 Removing the Front Cover 3 6 3 2 6 Delivery Tray 3 7 3 2 6 1 Removing the Delivery Tray 3 7 3 2 6 2 Removing the Delivery Tray 3 7 3 2 7 Face down Cover 3 7 3 2 7 1 Preparation for Removing t...

Страница 78: ...Environment Sensor 3 21 3 2 19 Cartridge Fan 3 21 3 2 19 1 Preparation for Removing the Cartridge Fan 3 21 3 2 19 2 Removing the Cartridge Fan 3 21 3 2 19 3 The former procedure of removing Removing t...

Страница 79: ...tration Before Sensor 3 33 3 5 7 1 Preparation for Removing the Registration Sensor 3 33 3 5 7 2 Removing the Registration Sensor 3 33 3 5 7 3 The former procedure of removing the Registration Sensor...

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Страница 81: ...limit its exposure to light no matter how short it may be 2 The power plug must be disconnected for safety before starting to disassemble or assemble the machine 3 Unless otherwise indicated assembly...

Страница 82: ...Rear Cover 0010 6493 LBP5000 1 Remove the rear cover 1 2 screws 2 3 claws 3 F 3 3 3 2 2 Right Cover 3 2 2 1 Preparation for Removing the Right Cover Right Cassette Cover 0015 7605 LBP5100 1 Remove the...

Страница 83: ...cassette cover 1 from the right cover 5 claws 2 F 3 11 3 2 2 3 Removing the Right Cover Right Cassette Cover 0010 6978 LBP5000 1 Remove the delivery tray page 3 7 Reference Removing the Delivery Tray...

Страница 84: ...te Cover 4 Detach the upper cover page 3 5 Reference Removing the Upper Cover 3 2 3 2 Removing the Left Cover Left Cassette Cover 0015 7555 LBP5100 1 Detach the left cover 1 1 screw 2 1 claw 3 2 hooks...

Страница 85: ...ay page 3 7 Reference Removing the Delivery Tray 2 Remove the right cover right cassette cover page 3 3 Reference Removing the Right Cover Right Cassette Cover 3 2 4 4 Removing the Upper Cover 0010 65...

Страница 86: ...ight Cassette Cover 3 Remove the upper cover page 3 5 Reference Removing the Upper Cover 4 Remove the left cover left cassette cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 3 2...

Страница 87: ...Cover 4 Detach the upper cover page 3 5 Reference Removing the Upper Cover 5 Detach the left cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 3 2 7 2 Removing the Face Down Cover 0...

Страница 88: ...t cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 6 Detach the front cover page 3 5 Reference Removing the Front Cover 3 2 8 2 Removing the Main Drive Assembly 0015 7564 LBP5100 1...

Страница 89: ...3 54 9 Remove the following parts including the gear 1 claw 1 1 bushing 2 1 spring 3 1 gear 4 1 bushing 5 F 3 55 F 3 56 10 Remove the ETB drive cam 1 1 E ring 2 F 3 57 11 Lower the right and left ETB...

Страница 90: ...in drive assembly and check if the cartridge coupling arm is attached correctly F 3 64 3 2 8 3 The former procedure of removing the Main Drive Assembly 0011 0994 LBP5000 1 Remove the delivery tray pag...

Страница 91: ...ight ETB locking lever 1 F 3 75 10 Remove the bearing 1 F 3 76 11 Remove the gear 1 F 3 77 12 Remove the main drive assembly 1 8 screws 2 F 3 78 F 3 79 The main drive assembly requires adjustment afte...

Страница 92: ...move the high voltage power supply PCB page 3 19 Reference Removing the High Voltage Power Supply PCB 7 Detach the face down cover page 3 7 Reference Removing the Face Down Cover 3 2 9 2 Removing the...

Страница 93: ...F 3 88 3 2 11 DC Controller PCB 3 2 11 1 Preparation for Removing the DC Controller PCB 0015 7567 LBP5100 1 Remove the delivery tray page 3 7 Reference Removing the Delivery Tray 2 Detach the rear cov...

Страница 94: ...00 1 Remove the rear plate 1 11 screws 2 F 3 95 2 Remove the video controller PCB 1 1 connector 2 2 flat cables 3 4 screws 4 F 3 96 F 3 97 When replacing the video controller PCB make sure to remove t...

Страница 95: ...ery Tray 2 Detach the rear cover page 3 2 Reference Removing the Rear Cover 3 Detach the right cover page 3 2 Reference Removing the Right Cover Right Cassette Cover 4 Detach the upper cover page 3 5...

Страница 96: ...Voltage Power Supply PCB 3 2 13 4 Removing the Memory Controller PCB 0011 0112 LBP5000 1 Remove the high voltage power supply PCB 2 Remove the rear cover 3 Remove the rear plate 1 11 screws 2 F 3 108...

Страница 97: ...sette Cover 6 Remove the high voltage power supply PCB page 3 19 Reference Removing the High Voltage Power Supply PCB 7 Detach the face down cover page 3 7 Reference Removing the Face Down Cover 8 Rem...

Страница 98: ...Remove the left cover left cassette cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 6 Remove the face down cover page 3 7 Reference Removing the Face Down Cover 3 2 15 4 Removing...

Страница 99: ...r page 3 4 Reference Removing the Left Cover Left Cassette Cover 3 2 16 2 Removing the High Voltage Power Supply PCB 0015 7576 LBP5100 1 Remove the plastic sheet 1 1 screw 2 F 3 131 2 Remove the high...

Страница 100: ...ing the high voltage power PCB check if the springs 2 can be seen through the peephole of spring contact point 1 If not be sure to install the PCB again so that the springs can be seen F 3 140 F 3 141...

Страница 101: ...upper cover page 3 5 Reference Removing the Upper Cover 5 Detach the left cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 6 Detach the front cover page 3 5 Reference Removing the...

Страница 102: ...Cover 3 Detach the right cover page 3 2 Reference Removing the Right Cover Right Cassette Cover 4 Detach the upper cover page 3 5 Reference Removing the Upper Cover 5 Detach the left cover page 3 4 Re...

Страница 103: ...the laser scanner unit in field 3 3 1 3 The former procedure of removing the Laser Scanner Unit 0011 1021 LBP5000 1 Remove the delivery tray page 3 7 Reference Removing the Delivery Tray 2 Remove the...

Страница 104: ...ide 1 F 3 166 5 Remove the cable guide 1 2 claws 2 F 3 167 6 Slide the cable guide 1 to the left to remove F 3 168 7 Remove the rear plate 1 11 screws 2 F 3 169 8 Remove the FFC stopper 1 2 claws F 3...

Страница 105: ...Remove the rear cover page 3 2 Reference Removing the Rear Cover 3 Remove the right cover right cassette cover page 3 3 Reference Removing the Right Cover Right Cassette Cover 4 Remove the upper cove...

Страница 106: ...d 1 1 connector 2 1 screw 3 F 3 179 3 4 3 ETB Unit 3 4 3 1 Preparation for Removing the ETB Unit 0015 7585 LBP5100 1 Remove the delivery tray page 3 7 Reference Removing the Delivery Tray 2 Detach the...

Страница 107: ...eference Removing the Upper Cover 5 Remove the left cover left cassette cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 6 Remove the front cover page 3 6 Reference Removing the Fr...

Страница 108: ...hile lifting the terminal 1 1 claw 3 F 3 194 3 5 PICKUP FEEDING DELIVERY SYSTEM 3 5 1 Paper Pick up Feeder Unit 3 5 1 1 Preparation for Removing the Pickup Feeding Assembly 0015 7587 LBP5100 1 Remove...

Страница 109: ...t Cover Right Cassette Cover 4 Remove the upper cover page 3 5 Reference Removing the Upper Cover 5 Remove the left cover left cassette cover page 3 4 Reference Removing the Left Cover Left Cassette C...

Страница 110: ...connector 2 4 screws 3 F 3 212 F 3 213 3 5 2 Pickup Motor 3 5 2 1 Preparation for Removing the Pickup Motor 0015 7589 LBP5100 1 Remove the delivery tray page 3 7 Reference Removing the Delivery Tray...

Страница 111: ...kup Roller 3 5 3 1 Removing the Pickup Roller 0015 7607 LBP5100 1 Place the back surface of the host machine facing downward 2 Turn the gear 1 downward to make the claws 2 of the pickup roller visible...

Страница 112: ...n Pad 3 5 5 1 Removing the Separation Pad 0015 7608 LBP5100 1 Remove the separation pad 1 2 screws 2 F 3 226 3 5 5 2 Removing the Separation Pad 0011 0157 LBP5000 1 Remove the separation pad 1 2 screw...

Страница 113: ...feeder paper sensor 1 1 connector 2 2 claws 3 F 3 231 3 5 7 Registration Before Sensor 3 5 7 1 Preparation for Removing the Registration Sensor 0015 7595 LBP5100 1 Remove the delivery tray page 3 7 R...

Страница 114: ...3 2 Reference Removing the Rear Cover 3 Detach the right cover page 3 2 Reference Removing the Right Cover Right Cassette Cover 4 Detach the upper cover page 3 5 Reference Removing the Upper Cover 5...

Страница 115: ...Cover Right Cassette Cover 4 Detach the upper cover page 3 5 Reference Removing the Upper Cover 5 Detach the left cover page 3 4 Reference Removing the Left Cover Left Cassette Cover 6 Detach the face...

Страница 116: ...e starting to remove it 1 Disconnect the 4 connectors 1 F 3 247 2 Free the cable from the harness retainer 1 F 3 248 3 Remove the 3 connectors 1 F 3 249 4 Remove the fixing assembly 1 3 screws 2 F 3 2...

Страница 117: ...move the delivery upper guide 1 1 claw 2 F 3 256 7 Remove the 2 fixing pressure springs 1 F 3 257 8 Remove the inlet guide 1 1 claw 2 F 3 258 9 Detach the fixing base cover 1 5 screws 2 F 3 259 F 3 26...

Страница 118: ...right cover right cassette cover page 3 3 Reference Removing the Right Cover Right Cassette Cover 3 Remove the upper cover page 3 5 Reference Removing the Upper Cover 4 Remove the left cover left cass...

Страница 119: ...the delivery upper guide 1 1 claw 2 F 3 273 7 Remove the 2 fixing assembly pressure spring 1 F 3 274 8 Remove the inlet guide 1 1 claw 2 F 3 275 9 Remove the fixing base cover 1 5 screws 2 F 3 276 F...

Страница 120: ...3 4 Reference Removing the Left Cover Left Cassette Cover 6 Detach the face down cover page 3 7 Reference Removing the Face Down Cover 7 Remove the fixing assembly page 3 35 Reference Removing the Fi...

Страница 121: ...age 3 4 Reference Removing the Left Cover Left Cassette Cover 6 Detach the face down cover page 3 7 Reference Removing the Face Down Cover 7 Remove the fixing assembly page 3 35 Reference Removing the...

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Страница 123: ...Chapter 4 MAINTENANCE AND INSPECTION...

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Страница 125: ...1 4 4 1 Pickup Roller 4 1 4 4 2 Separation Pad 4 1 4 4 3 Registration Roller 4 1 4 4 4 Registration Sub Roller 4 1 4 4 5 Registration Shutter 4 1 4 4 6 Transport Guide 4 1 4 4 7 Delivery Roller 4 1 4...

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Страница 127: ...00 LBP5100 Clean it with lint free paper 4 4 3 Registration Roller 0010 6229 LBP5000 LBP5100 Clean it with lint free paper If the soiling cannot be removed use alcohol 4 4 4 Registration Sub Roller 00...

Страница 128: ...ng page F 4 3 5 Place the printout with the printed side facing up The printout will be fed into the machine thereby cleaning the fixing pressure roller 4 4 10 Electrostatic Eliminator Unit 0015 7977...

Страница 129: ...d under page setup of Printer Properties F 4 5 3 Make the following selections option utility cleaning F 4 6 4 Click the OK button to print out the cleaning page 4 5 User Maintenance 4 5 1 Outline 001...

Страница 130: ...the print image may be able to be improved The media with a rough texture is used Special setting 5 When using the media with a rough texture the density of image especially the one with toners of two...

Страница 131: ...ent and the copy image fault occurs in paper with a high value of resistance Special setting 3 When using the printer under low humidity environment or depending on the media types the marks like tone...

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Страница 133: ...Chapter 5 TROUBLESHOOTING...

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Страница 135: ...OM When E747 000 occurs 5 2 5 2 3 Adjustment of Fixing System 5 2 5 2 3 1 Checking the Nip Width fixing pressure roller 5 2 5 2 4 Adjustment of Pickup Feeding Delivery System 5 3 5 2 4 1 When Replacin...

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Страница 137: ...e Quality page in the printer driver 2 In Quality in the page click the Settings button 3 Set No to Use Pure Black 3 How to clean the color misalignment sensor Wipe the sensor surface with a material...

Страница 138: ...ler board or EEPROM IC2S 2 Turn on the power supply of the host machine 3 Execute Option Menu Utility Calibration in the status window Memo When EEPROM was replaced a new USB serial number in EEPROM i...

Страница 139: ...acing the Registration Roller 0015 9295 LBP5100 If you have replaced the registration roller of the printer be sure to reset the following counter service mode Printer Information Settings Clear Regis...

Страница 140: ...ade screwdriver set CK 0104 CK 0105 CK 0106 CK 0111 CK 0114 M3 M4 Length 155 mm M4 M5 Length 191 mm M4 M5 Length 85 mm 6 piece set 11 12 13 14 15 Allen wrench set File fine Allen hex screwdriver Diago...

Страница 141: ...Chapter 5 5 5 F 5 9...

Страница 142: ...Chapter 5 5 6 F 5 10...

Страница 143: ...s The reading of the sub thermistor is 245 deg C equivalent of 2 12 V or more for 0 5 sec or more Cause The sub thermistor is faulty The DC controller PCB is faulty E002 The warm up of the fixing asse...

Страница 144: ...er PCB Replace the toner cartridge E024 The toner level sensor is faulty 0000 Particulars The light receiving segment continues to receive light while the stirring plate of yellow cartridge rotates 5...

Страница 145: ...y is faulty Particulars The reading of the main thermistor fails to reach 5 deg C 0 deg C if at power on or more within 1 sec after the heater is supplied with power Cause The main thermistor has an o...

Страница 146: ...The memory controller PCB is faulty The DC controller PCB is faulty The toner cartridge is faulty E052 The duplexing unit connection is faulty Particulars The duplexing unit connection is faulty Caus...

Страница 147: ...e the fan motor2 is rotating Cause The fan motor2 is faulty The DC controller PCB is faulty Replace the Fixing fan Replace the DC controller PCB E806 Cartridge fan failure Particulars The fan lock det...

Страница 148: ...2 configuration page print B configuration page print B Log Retention Settings Printer Information Settings Printer Settings Restoration When replacing the DC controller PCB rewrite the backup EEPROM...

Страница 149: ...Chapter 6 APPENDIX...

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Страница 151: ...6 1 6 1 1 Clutch Solenoid 6 1 6 1 1 1 Solenoids 6 1 6 1 1 2 Solenoids 6 1 6 1 2 Motor Fan 6 2 6 1 2 1 Motors and Fans 6 2 6 1 2 2 Motors and Fans 6 3 6 1 3 Sensor 6 4 6 1 3 1 Sensors 6 4 6 1 3 2 Senso...

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Страница 153: ...PONENTS 6 1 1 Clutch Solenoid 6 1 1 1 Solenoids 0010 9628 LBP5000 F 6 1 6 1 1 2 Solenoids 0015 9296 LBP5100 Ref Notation Name 1 SL1 Pickup solenoid 2 SL2 MCY developing cylinder drive solenoid 3 SL3 B...

Страница 154: ...r 6 6 2 F 6 2 6 1 2 Motor Fan 6 1 2 1 Motors and Fans 0010 9633 LBP5000 Ref Notation Name 1 SL1 Pickup solenoid 2 SL2 MCY developing cylinder drive solenoid 3 SL3 Bk developing cylinder drive solenoid...

Страница 155: ...Chapter 6 6 3 F 6 3 6 1 2 2 Motors and Fans 0015 8400 LBP5100 Ref Notation Name 1 M1 Main motor 2 M2 Fixing delivery motor 3 M3 Pickup motor 4 FM1 Cartridge fan 1 3 2 4...

Страница 156: ...F 6 4 6 1 3 Sensor 6 1 3 1 Sensors 0011 0930 LBP5000 Ref Notation Name 1 M1 Main motor 2 M2 Fixing delivery motor 3 M3 Pickup motor 4 M6 Duplexing feed motor 5 M7 Reverse motor 6 FM1 Cartridge fan 7 F...

Страница 157: ...sor 2 SR2 Cassette paper sensor 3 SR3 Manual feeder paper sensor 4 SR4 Fixing delivery paper sensor 5 SR5 Pre fixing paper sensor 6 SR8 Paper width sensor 7 SR9 Pressure alienation sensor 8 Color misr...

Страница 158: ...sensor 2 SR2 Cassette paper sensor 3 SR3 Manual feeder paper sensor 4 SR4 Fixing delivery paper sensor 5 SR5 Pre fixing paper sensor 6 SR8 Paper width sensor 7 SR9 Pressure alienation sensor 8 Color...

Страница 159: ...Chapter 6 6 7 F 6 7 6 1 4 2 PCBs 0015 8405 LBP5100 Ref Name 1 DC controller PCB 2 Low voltage power supply PCB 3 High voltage paper supply PCB 4 Memory controller PCB 5 Video controller PCB 1 2 4 3 5...

Страница 160: ...6 8 F 6 8 Ref Name 1 DC controller PCB 2 Low voltage power supply PCB 3 High voltage paper supply PCB 4 Memory controller PCB 5 Duplexing driver PCB 6 Sub high voltage power supply PCB 7 Video contro...

Страница 161: ...Feb 26 2007...

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