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2-3

FIGURE 

& KEY 

NO.

PARTS 

NUMBER

R
A
N
K

Q'TY

DESCRIPTION

SERIAL NUMBER/

REMARKS

S
V
C

Fig.100

NPN

RF

EXTERNAL COVERS, PANELS, ETC.

1

FM3-5677-000

1

LEFT COVER ASS'Y

2

FC8-3667-000

1

DOOR, CARTRIDGE

3

FC8-3668-000

1

COVER, REAR

4

FM3-5678-000

1

RIGHT COVER ASS'Y

5

RC1-6217-000

1

EMBLEM, LASER SHOT

6

FC8-3688-000

1

PAPER DELIVERY TRAY ASS'Y

7

FC8-3694-000

1

TRAY, PAPER DELIVERY

8

FM3-5688-000

1

PAPER PICK-UP TRAY ASS'Y

EUR

8

FM3-5690-000

1

PAPER PICK-UP TRAY ASS'Y

EXCEPT EUR

9

FM3-5673-000

1

TOP COVER ASSEMBLY

10

FM3-5675-000

1

FRONT COVER ASS'Y

11

FM3-5679-000

1

TRAY, SINGLE SHEET FEED

Содержание LBP3250 Series

Страница 1: ...Aug 13 2008 Service Manual LBP3250 Series LBP3250 ...

Страница 2: ... 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 countries where such provisions are inconsistent with local law Trademarks The product names and company names used in this manual are the registered trademarks of the individual companies Copyright This ma...

Страница 3: ...quiring 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 Indicates an item intended to provide notes assisting the understanding of the topic in question Indicates an item of reference assisting the understanding of the topic in question Provides a descri...

Страница 4: ...sed 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 mechanisms of a microprocessor cannot be checked in the field Therefore the operations of the microprocessors used in the machines are not discussed they are explained in terms of from sensors to the i...

Страница 5: ... 2 3 2 3 1 1 Overview 2 3 2 3 2 Controlling the Laser Activation Timing 2 4 2 3 2 1 Laser ON OFF Control 2 4 2 3 2 2 Horizontal Sync Control 2 4 2 3 3 Laser Control 2 5 2 3 3 1 Auto Power Control APC 2 5 2 3 4 Laser Scanner Motor Control 2 5 2 3 4 1 Overview 2 5 2 3 4 2 Scanner Motor Fault Detection 2 6 2 4 IMAGE FORMATION SYSTEM 2 7 2 4 1 Overview Configuration 2 7 2 4 1 1 Overview 2 7 2 4 1 2 Pr...

Страница 6: ... 3 1 EXTERNAL AND CONTROLS SYSTEM 3 1 3 1 1 Rear Cover 3 1 3 1 1 1 Before Removing the Rear Cover 3 1 3 1 1 2 Removing the Rear Cover 3 1 3 1 2 Right Cover 3 1 3 1 2 1 Before Removing the Right Cover 3 1 3 1 2 2 Removing the Right Cover 3 1 3 1 3 Left Cover 3 1 3 1 3 1 Before Removing the Left Cover 3 1 3 1 3 2 Removing the Left Cover 3 1 3 1 4 Upper Cover 3 2 3 1 4 1 Removing the Upper Cover 3 2 ...

Страница 7: ...p Roller 3 15 3 4 2 1 Removing the Pickup Roller 3 15 3 4 3 Cassette Pickup solenoid 3 15 3 4 3 1 Before Removing the Pickup Solenoid 3 15 3 4 3 2 Removing the Pickup Solenoid 3 16 3 4 4 Cassette Separation Pad 3 16 3 4 4 1 Removing the Separation Pad 3 16 3 5 FIXING SYSTEM 3 16 3 5 1 Fixing Unit 3 16 3 5 1 1 Before Removing the Fixing Unit 3 16 3 5 1 2 Removing the Fixing Unit 3 16 3 5 2 Fixing F...

Страница 8: ...BLE 5 3 5 3 1 Overview 5 3 5 3 2 Service Message 5 4 5 4 Version Up 5 4 5 4 1 Upgrade 5 4 Chapter 6 APPENDIX 6 1 OUTLINE OF ELECTRICAL COMPONENTS 6 1 6 1 1 Clutch Solenoid 6 1 6 1 1 1 Solenoid 6 1 6 1 2 Motor 6 1 6 1 2 1 Motor 6 1 6 1 3 Sensor 6 2 6 1 3 1 Sensor 6 2 6 1 4 Switch 6 2 6 1 4 1 Switch 6 2 6 1 5 PCBs 6 3 6 1 5 1 PCB 6 3 ...

Страница 9: ...Chapter 1 PRODUCT DESCRIPTION ...

Страница 10: ...2 1 3 Name of Parts 1 3 1 3 1 External View 1 3 1 3 2 Cross Section 1 4 1 4 Using the Machine 1 5 1 4 1 Control Panel 1 5 1 5 Safety 1 5 1 5 1 Safety of Laser Light 1 5 1 5 2 CDRH Regulations 1 5 1 5 3 Safety of Toner 1 6 1 5 4 Handling the Laser Unit 1 6 1 5 5 Points to Note at Disassembly Assembly Work 1 6 ...

Страница 11: ...reduction and stable image quality This equipment employs a belt drive method for transmitting the drive of the main motor This enables lower noise and more stable image quality compared to the conventional gear drive method See MEMO 4 Improved Usability In this equipment the power switch is situated at the front of the host machine and maintenance jam removal replacing the cartridge can be perfor...

Страница 12: ...4 B5 A5 LGL LTR Executive 16K Envelope DL COM10 C5 Monarch user defined paper 76 2 to 215 9 mm in width 127 to 355 6 mm in length Pickup tray paper type plain paper 60 to 105 g m2 heavy paper 106 to 163 g m2 transparency label sheet postcard Pickup tray paper capacity Approx 250 sheets plain paper 64 g m2 Multi purpose capacity 1 sheet plain paper 64 g m2 Delivery tray stack Approx 100 sheets plai...

Страница 13: ... F 1 1 1 Power switch 2 Delivery auxiliary tray 3 Delivery tray 4 Manual feed tray paper guide 5 Manual feed tray 6 Tray cover 7 Pickup tray 8 Rear paper guide 9 Pickup tray Paper guide 10 USB cover 11 USB connector 12 Power receptacle 9 8 1 2 7 6 5 4 11 12 10 3 ...

Страница 14: ...ng unit 2 Pressure roller 3 Fixing sleeve unit 4 Delivery roller 5 Laser scanner unit 6 Manual feed tray 7 Pickup tray 8 Photosensitive drum 9 Pickup roller 10 separation pad 11 Feed roller 12 Transfer roller 13 Toner cartridge 1 2 3 4 5 6 7 8 9 11 12 13 10 ...

Страница 15: ...e of laser related hazards as long as the machine is being used for its intended purposes The following warnings are given to comply with Safety Principles EN60950 Laserstrahlen können für den menschlichen Körper gefährlich sein Aus diesem Grund ist das optische Lasersystem mit einem Schutzgehäuse und einer Außenab deckung dicht verschlossen und hat eine Struktur die keine Laserstrahlen nach außen...

Страница 16: ...can possibly damage your eyes The unit cannot be adjusted in the field The following label is attached to the cover of the unit F 1 5 1 5 5 Points to Note at Disassembly Assembly Work 0019 9505 Be sure to ensure the following notes when performing disassembly assembly work 1 Be sure to disconnect the power plug for safety when performing disassembly assembly work 2 As for assembly procedure perfor...

Страница 17: ...Chapter 2 TECHNICAL REFERENCE ...

Страница 18: ...4 1 7 Drum Cleaning Block 2 12 2 4 2 High Voltage Control 2 13 2 4 2 1 Overview 2 13 2 4 2 2 Generating Primary Charging Bias 2 13 2 4 2 3 Generating Developing Bias 2 13 2 4 2 4 Generating Transfer Bias 2 13 2 4 3 Toner Cartridge 2 14 2 4 3 1 Toner Level Detection 2 14 2 4 3 2 Toner Cartridge Absence Presence Detection 2 14 2 5 PICKUP AND FEEDING SYSTEM 2 15 2 5 1 Overview Configuration 2 15 2 5 ...

Страница 19: ...LIVERY SYSTEM 2 22 2 8 1 Overview Configuration 2 22 2 8 1 1 Overview 2 22 2 8 1 2 Main Parts of Fixing Unit 2 22 2 8 2 Various Control Mechanisms 2 23 2 8 2 1 Fixing Temperature Control 2 23 2 8 2 1 1 Fixing Temperature Control 2 23 2 8 2 2 Protective Functions 2 24 2 8 2 2 1 Protective Function of Fixing Unit 2 24 2 8 2 2 2 Error detection 2 24 2 8 3 Other Functions 2 25 2 8 3 1 Throughput Down ...

Страница 20: ...ner cartridge is installed or not STBY Standby From the end of the WAIT period or the LSTR period until the print command is sent from the main controller Or from the end of the LSTR period until power switch is turned OFF To keep the printer ready to print INTR initial rotation From the input of the print command from the main controller until the pick up solenoid is turned ON To stabilize the ph...

Страница 21: ...etecting paper presence by each sensor signaling 5 Initial drive for main motor 6 Initial drive for fixing heater Controlling fixing temperature targeting for 120 deg C 7 Initial drive of the scanner motor 8 High voltage control Detect cartridge presence after primary charging AC bias is applied Cleaning transfer roller 9 Failure Abnormality check Detecting fixing unit failure and door open during...

Страница 22: ... motor speed control signal 4 After the rotation speed of the Scanner motor reaches its target the Main controller sends VIDEO signals to the Laser driver PCB 5 The Laser driver emits laser diode according to these signals 6 The laser beam passes through the collimator lens and the cylindrical lens and enters the Four faced mirror rotating at a constant speed 7 The laser beam reflected by the Four...

Страница 23: ... 2 The BD PCB exists on the scanning route of the laser beam which is sent to the BD PCB 3 The BD PCB detects this laser beam creates BD input signal BDI and sends it to the engine controller 4 The engine controller creates horizontal sync signals BD based on BDI signal and sends the BD signal to the main controller 5 When BD signal is input the main controller outputs the video signal VD0 VD0 to ...

Страница 24: ...ntensity as in the case of LD1 and saves the adjusted laser intensity to the capacitor C18 2 3 4 Laser Scanner Motor Control 2 3 4 1 Overview 0019 9513 This is the control to rotate the scanner motor at a constant speed to emit the laser beam on the correct position on the photosensitive drum The following is the control circuit of the scanner motor F 2 4 The engine controller creates standard clo...

Страница 25: ... to the main controller The operations of the host machine are stopped 1 Fault in BD input At startup of the scanner BDI signal cannot be detected within 0 1 sec from the completion of forced acceleration of the scanner motor 2 Fault in startup During activating the scanner motor at startup of the scanner the motor rotation exceeds the specified range 98 3 to 102 1 3 Fault in control After startup...

Страница 26: ...rols the laser scanner unit and high voltage power supply circuit and forms images based on the video signals on papers The following are the details of print process for this equipment and the functions of image formation F 2 5 Fixing unit Cartridge Photosensitive drum To primary charging roller To developing cylinder Engine controller TR PRI DEV High voltage power supply VIDEO signal Main contro...

Страница 27: ... and the steps 1 Static latent image formation block Step 1 Primary charging Step2 Laser beam exposure 2 Development block Step 3 Development 3 Transfer block Step 4 Transfer Step 5 Separation 4 Fixing block Step 6 Fixing 5 Drum cleaning block Step 7 Drum cleaning F 2 6 Drum cleaning block Transfer block Electrostatic latent image formation block Development block 2 Laser beam exposure Fixing bloc...

Страница 28: ...ive potential In this primary charging the charge is applied from the primary charging roller directly to the photosensitive drum DC bias is applied to the primary charging roller to maintain an even potential on the surface of the photosensitive drum F 2 8 Step 2 Laser beam exposure In this step static latent images are formed on the photosensitive drum with laser beam When laser beams are scanne...

Страница 29: ...opment Toner is affixed to static latent images on the surface of the photosensitive drum The toner is charged negatively by friction between the developing cylinder and the surface of the developing blade An area on the photosensitive drum exposed with laser beam has higher potential than the developing cylinder the potential difference between the drum surface and the cylinder enables the toner ...

Страница 30: ...ged on the surface of the photosensitive drum to be transferred to papers F 2 11 Step 5 Separation In this step DC negative bias is applied to the static eliminator according to the elasticity of papers to separate the papers from the photosensitive drum The static eliminator is used to stabilize the paper feed system prevention of toner stray that appears as polka dots on print images in a low te...

Страница 31: ...521 The drum cleaning block removes the toner remained on the photosensitive drum Step 7 Drum cleaning In this step toner remained on the photosensitive drum is removed The cleaning blade scrapes the leftover toner on the surface of the photosensitive drum the toner is collected into the cleaner container By implementing the above step the surface of the photosensitive drum is cleaned F 2 14 Fixin...

Страница 32: ...ies the generated developing bias to the developing cylinder at a specified timing The developing bias varies in conjunction with the primary charging bias according to the information of image density sent from the main controller 2 4 2 4 Generating Transfer Bias 0019 9525 Transfer bias TR is a bias that is output to transfer toner to papers There are two types of bias DC positive bias and DC neg...

Страница 33: ...put result of the leading edge sensor PS801 is L it is judged that the Toner cartridge is absent If being H it is judged that the Toner cartridge is present F 2 16 The leading edge sensor performs both this detection and paper feed detection Therefore the engine controller cannot make a judgment of Toner cartridge absent or jam occurrence when jam occurs The engine controller judges this case as T...

Страница 34: ... in this order and then they are delivered to the delivery tray The feeding route of papers has three photointerrupters the leading edge sensor PS801 the fixing delivery sensor PS701 the paper width sensor PS702 They detect arrival and passing of papers If a paper does not reach or pass through each sensor within a specified time the engine controller judges this status as jam and notices the jam ...

Страница 35: ...ng delivery sensor PS701 Paper width sensor PS702 Leading edge sensor PS801 F 2 18 Whether jam occurs or not is judged according to whether a paper is absent present on the sensor at the check timing that has been stored in the CPU of the engine controller When the engine controller judged that jam has occurred print operation is stopped and jam occurrence is noticed to the main controller PS801 P...

Страница 36: ...ixing Take up Jam 0019 9533 CPU detects fixing take up jam in the case that the fixing delivery sensor PS701 detects absence of paper no paper for 0 9 sec approximately after the sheet to print reaches the fixing delivery sensor PS701 and the leading edge sensor PS801 detects absence of paper no sheet 2 5 2 4 2 Remaining Jam at Start up 0019 9534 CPU detects residual jam when meeting the following...

Страница 37: ... the DC power 24V 5V or 3 3V that is required for printer in this circuit The following is the block diagram of low voltage circuit and the DC power supply route F 2 19 FU101 FREQSNS 24V 24V 24V 5V 3 3V 3 3V SW502 3 3V 3 3VOFF PWSV 24VOFF FU201 110 127V model only Engine controller Low voltage power supply High voltage power supply Fixing control Noise filter Noise filter Frequency detection circu...

Страница 38: ...e circuit carries the 2 fuses FU101 FU102 as a preventive function see note 2 The fuses blow to block the power supply when overcurrent occurs in AC line 2 6 1 2 2 Safety function 0019 9543 The host machine equips the function of stopping 24V of fixing assembly and the high voltage power unit to avoid users and engineers from getting burned or electric shock When the cartridge door is opened the i...

Страница 39: ...t data to printout After the main controller receives the dot data it creates the video data and send it to the engine controller CAPT command data is the data to monitor the printer status from the external device using interface When this data arrives the main controller communicates with the engine controller and sends the printer status to the external devices F 2 20 DRAM USB interface ASIC CP...

Страница 40: ...power inside engine controller CPU starts the printer operation control Then CPU drives the loads such as laser diode motors and solenoids etc according to the image data that is input by the main controller when status becomes stand by mode The following is the block diagram of this circuit F 2 21 AC input Fixing unit Motor Transfer roller High voltage power supply Low voltage power supply Laser ...

Страница 41: ... delivery tray by the delivery roller F 2 22 2 8 1 2 Main Parts of Fixing Unit 0019 9536 F 2 23 1 Fixing film unit 2 Pressure roller 3 Delivery roller PS701 Fixing delivery sensor PS702 Paper width sensor M1 Main motor H1 Fixing heater For heating the fixing film ceramic heater 1 pc TH1 Main thermistor For controlling the fixing heater temperature contact type thermistor 1 pc TP1 Temperature fuse ...

Страница 42: ... the fixing mode These types are according to the paper type settings and resolution settings on a driver T 2 3 Settings on Printer Driver Target fixing temperature Paper type settings Resolution settings sub scanning Plain paper 600 dpi 175 to 170 deg C Plain paper L 600 dpi 160 to 165 deg C Thick paper 600 dpi 185 to 195 deg C Thick paper H 600 dpi 190 to 195 deg C Transparency 600 dpi 160 to 16...

Страница 43: ...re fuse TP1 temperature reaches approx 226 deg C TP1 opens to shut the power supply to the fixing heater 2 8 2 2 2 Error detection 0019 9539 CPU of engine controller determines the fixing assembly error and shuts the fixing heater drive signal FSRD and also turns OFF relays to shut the power supply to the fixing heater in the following cases Also it notifies the error status to the main controller...

Страница 44: ... sequence For prevention of temperature increase in the edge Condition paper length is 264 mm or shorter Operation print speed drops according to the setting item paper type on the printer driver F 2 25 T 2 4 Mode 2 sequence For prevention of temperature increase in the edge Condition paper length is 264 mm or longer while paper width is 190 mm or shorter Operation print speed drops to 3 ppm from ...

Страница 45: ...Chapter 3 DISASSEMBLY AND ASSEMBLY ...

Страница 46: ... Main Motor 3 5 3 1 10 Engine controller board 3 7 3 1 10 1 Before Removing the Engine Controller PCB 3 7 3 1 10 2 Removing the Engine Controller PCB 3 7 3 1 11 Main Controller PCB 3 8 3 1 11 1 Before Removing the Main Controller PCB 3 8 3 1 11 2 Removing the Main Controller PCB 3 8 3 1 12 Top sensor 3 8 3 1 12 1 Before Removing the Paper Lead Edge Sensor 3 8 3 1 12 2 Removing the Paper Lead Edge ...

Страница 47: ...Removing the Separation Pad 3 16 3 5 FIXING SYSTEM 3 16 3 5 1 Fixing Unit 3 16 3 5 1 1 Before Removing the Fixing Unit 3 16 3 5 1 2 Removing the Fixing Unit 3 16 3 5 2 Fixing Film Unit 3 17 3 5 2 1 Before Removing the Fixing Film Unit 3 17 3 5 2 2 Removing the Fixing Film Unit 3 17 3 5 3 Fixing Pressure Roller 3 18 3 5 3 1 Before Removing the Fixing Pressure Roller 3 18 3 5 3 2 Removing the Fixing...

Страница 48: ...er cover page 3 2 Reference Removing the Upper Cover 3 1 2 2 Removing the Right Cover 0019 7716 1 Remove the screw 1 to remove the 3 claws 2 2 While removing the 2 hooks 3 remove the right cover 4 in the direc tion of the arrow F 3 2 3 1 3 Left Cover 3 1 3 1 Before Removing the Left Cover 0019 7717 1 Remove the upper cover page 3 2 Reference Removing the Upper Cover 3 1 3 2 Removing the Left Cover...

Страница 49: ...e upper cover in the direction of arrow A 4 While removing the 3 hooks 2 remove the upper cover 3 in the direc tion of arrow B F 3 6 1 2 3 4 2 2 1 Points to Note at Installation Be sure to install the 2 fixing pressure arms 2 located at both sides left and right into the 2 holes 1 located at both sides of the delivery tray Be sure to install the cartridge lock arm 4 into the arm attaching hole 3 o...

Страница 50: ...1 7 Pickup Tray 3 1 7 1 Before Removing the Pickup Tray 0019 7787 1 Remove the upper cover page 3 2 Reference Removing the Upper Cover 2 Remove the left cover page 3 1 Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er 4 Remove the front cover page 3 3 Reference Removing the Front Cov er 5 Remove the rear cover page 3 1 Reference Removing the Re...

Страница 51: ...er 2 Remove the right cover page 3 1 Reference Removing the Right Cov er 3 1 8 2 Removing the Drive Belt 0019 7811 1 Remove the tension unit 1 1 screw 2 F 3 12 2 Remove the drive cover 1 4 screws 2 F 3 13 3 Remove the 2 gears 1 F 3 14 4 Remove the drive belt 1 Point to Note at Installation When removing the 4 screws 1 be sure to hold the drive cover 2 with your hand to remove because the spring 3 ...

Страница 52: ...n Motor 0019 7836 1 Remove the tension unit 1 1 screw 2 F 3 16 2 Remove the scanner sub cover 1 1 screw 2 F 3 17 3 Remove the scanner cover 1 3 screws 2 Point to Note at Installation When installing the drive gear be sure to follow the number order described below 1 Primary decelerating pulley 2 Timing belt 3 Fixing latchet gear 4 Fixing transmission gear 5 Cartridge transmission gear 6 Coupling g...

Страница 53: ...ct the connector 1 F 3 19 5 Remove the motor driver PCB 1 3 claws 2 F 3 20 6 Free the motor harness 2 from the harness guide 1 7 Remove the motor guide 3 1 screw 4 F 3 21 8 Remove the main motor 1 2 screws 2 1 2 2 1 1 2 2 1 3 1 2 3 4 ...

Страница 54: ...ge 3 8 Reference Removing the Main Controller PCB 3 1 10 2 Removing the Engine Controller PCB 0019 8115 1 Remove the rear inner cover 1 1 screw 2 2 claws 3 F 3 23 2 Remove the terminal 1 to free the harness 3 from the harness guide 2 F 3 24 3 Disconnect the 2 flat cables 1 and the 5 connectors 2 to free the harness from the guide 3 4 Remove the engine controller PCB 4 3 screws with spring washer b...

Страница 55: ...ensor 3 1 12 1 Before Removing the Paper Lead Edge Sensor 0019 8137 1 Remove the upper cover page 3 2 Reference Removing the Upper Cover 2 Remove the left cover page 3 1 Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er 4 Remove the rear cover page 3 1 Reference Removing the Rear Cover 5 Remove the main controller PCB page 3 8 Reference Removin...

Страница 56: ...er Cover 2 Remove the left cover page 3 1 Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er 4 Remove the rear cover page 3 1 Reference Removing the Rear Cover 5 Remove the main controller PCB page 3 8 Reference Removing the Main Controller PCB 3 1 13 2 Removing the Sensor PCB 0019 8143 1 Remove the rear inner cover 1 1 screw 2 2 claws 3 1 2 3 1...

Страница 57: ...7 1 Remove the upper cover page 3 2 Reference Removing the Upper Cover 2 Remove the left cover page 3 1 Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er 4 Remove the front cover page 3 3 Reference Removing the Front Cov er 3 2 1 2 Removing the Laser Scanner Unit 0019 7858 1 Remove the scanner sub cover 1 1 screw 2 1 2 3 1 2 3 Point to Note at ...

Страница 58: ...ansfer Roller 0019 8534 1 Open the delivery auxiliary tray 1 and the delivery tray 2 2 While pressing the 2 claws 3 remove the transfer roller 4 Do not disassemble the laser scanner unit because it needs adjustment Point to Note at Installation When installing the laser scanner cover 1 be sure to put the shutter lever 2 through the scanner cover s hole 3 1 2 2 1 2 2 1 3 4 Do not touch the transfer...

Страница 59: ...ence Removing the Rear Cover 6 Remove the separation pad page 3 16 Reference Removing the Sepa ration Pad 7 Remove the pickup tray unit page 3 3 Reference Removing the Pick up Tray Unit 3 3 2 2 Removing the Memory Contact Unit 0019 9236 1 Remove the scanner sub cover 1 1 screw 2 F 3 38 2 Remove the scanner cover 1 3 screws 2 F 3 39 3 Disconnect the connector 1 and take out the connector 1 from the...

Страница 60: ... guide 1 F 3 45 9 Lift the memory contact unit 1 in the direction of the arrow to remove the claw 2 at lower side F 3 46 10 Remove the memory contact unit 1 2 hooks 2 1 spring 3 F 3 47 1 1 2 3 1 Point to Note at Installation When installing the laser scanner cover 1 be sure to put the shutter lever 2 through the scanner cover s tube 3 Be sure to check that the shutter lever 2 moves up and down in ...

Страница 61: ...emoving the Rear Cover 5 Remove the main controller PCB page 3 8 Reference Removing the Main Controller PCB 6 Remove the separation pad page 3 16 Reference Removing the Sepa ration Pad 3 4 1 2 Removing the Pickup Unit 0019 8389 1 Remove the rear inner cover 1 1 screw 2 2 claws 3 F 3 48 2 Remove the shaft retainer 1 F 3 49 3 Remove the terminal 1 and free the harness 3 from the harness guide 2 F 3 ...

Страница 62: ...ng the Upper Cover 2 Remove the left cover page 3 1 Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er Point to Note at Installation When installing the pickup unit 1 be sure to make the contact spring 2 in contact with A area Be sure to make the grounding contact point 3 in contact with B area Point to Note at Installation When installing the t...

Страница 63: ...eparation pad 1 2 screws 2 2 hooks 3 F 3 56 3 5 FIXING SYSTEM 3 5 1 Fixing Unit 3 5 1 1 Before Removing the Fixing Unit 0019 8410 1 Remove the upper cover page 3 2 Reference Removing the Upper Cover 2 Remove the left cover page 3 1 Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er 4 Remove the rear cover page 3 1 Reference Removing the Rear Cov...

Страница 64: ...ing the Rear Cover 5 Remove the main controller PCB page 3 8 Reference Removing the Main Controller PCB 6 Remove the fixing unit page 3 16 Reference Removing the Fixing Unit 3 5 2 2 Removing the Fixing Film Unit 0019 8452 1 Disconnect the connector 1 and free the harness 3 from the harness Point to Note at Installation When installing the fixing harness be sure to wrap the fixing harness 2 around ...

Страница 65: ...Reference Removing the Left Cover 3 Remove the right cover page 3 1 Reference Removing the Right Cov er 4 Remove the rear cover page 3 1 Reference Removing the Rear Cover 5 Remove the main controller PCB page 3 8 Reference Removing the Main Controller PCB 6 Remove the fixing unit page 3 16 Reference Removing the Fixing Unit 7 Remove the fixing film unit page 3 17 Reference Removing the Fix ing Fil...

Страница 66: ...Chapter 3 3 19 F 3 67 1 1 2 ...

Страница 67: ...Chapter 4 MAINTENANCE AND INSPECTION ...

Страница 68: ...s 4 1 Periodically Replaced Parts 4 1 4 1 1 Periodically Replaced Parts 4 1 4 2 Consumables 4 1 4 2 1 Consumables 4 1 4 3 Periodical Service 4 1 4 3 1 Scheduled Servicing 4 1 4 4 Cleaning 4 2 4 4 1 Cleaning Method 4 2 ...

Страница 69: ...0019 9546 There is no periodically replaced part with this machine 4 2 Consumables 4 2 1 Consumables 0019 9547 There is no consumable with this machine 4 3 Periodical Service 4 3 1 Scheduled Servicing 0019 9548 There is no portion that requires schedule servicing in this equipment ...

Страница 70: ...ically do not touch it with your hands or clean it When cleaning is absolutely necessary clean with a dry lint free paper Take care not to touch the roller and let solvents or oils be removed Pickup roller Clean it with a dry lint free paper Separation pad Clean the rubber part with a lint free paper Feeding roller Clean it with a dry lint free paper 1 Fixing inlet guide 2 Static eliminator 3 Tran...

Страница 71: ...Chapter 5 TROUBLESHOOTING ...

Страница 72: ... 5 1 2 Mechanical Adjustment 5 1 5 1 2 1 Checking the Pressure of the Pressure Roller nip 5 1 5 2 SERVICE TOOLS 5 2 5 2 1 Standard tools 5 2 5 2 2 Special Tool 5 2 5 2 3 List of solvent lubricant 5 2 5 3 ERROR CODE TABLE 5 3 5 3 1 Overview 5 3 5 3 2 Service Message 5 4 5 4 Version Up 5 4 5 4 1 Upgrade 5 4 ...

Страница 73: ...ure Roller nip 0019 9551 The nip width of the fixing unit is not adjustable in this printer however the incorrect nip width may cause the faulty fixing Follow the procedures below to check the nip width 1 Prepare an all black print of A4 size made by the same type of EP Toner cartridge for this printer before visiting the customer site 2 Place a solid black paper on a manual pickup tray with the p...

Страница 74: ... blade screwdriver CK 0111 10 Precision slot head screwdriver CK 0114 6 pieces set 11 Hex key wrench set CK 0151 5 pieces set 12 Smooth file CK 0161 13 Hex screwdriver CK 0170 M4 Length 107mm 14 Nipper CK 0201 15 Long nose pliers CK 0202 16 Pliers CK 0203 17 Stop ring pliers CK 0205 For shaft ring 18 Crimping tool CK 0218 19 Tweezers CK 0302 20 Scale CK 0303 150mm For measurement 21 Plastic hummer...

Страница 75: ...ow see the following figure The status window informs users of the printer status with messages or animations Messages are displayed on the message area 1 and message area auxiliary 2 There are two types of messages user message and service message The user message prompts users to take some actions and the service message prompts service engineers to do so F 5 3 The following are the details of t...

Страница 76: ... is turned on the detected temperature of the thermistor is 100 deg C or lower at the time of printing after reaching 50 deg C After the heater is turned on the detected temperature of the thermistor is 55 deg C or lower at paper intervals or in cleaning mode after reaching 50 deg C Check connectors on the fixing film unit Replace the fixing film unit Replace the engine controller PCB E004 Error i...

Страница 77: ...Chapter 6 APPENDIX ...

Страница 78: ...1 OUTLINE OF ELECTRICAL COMPONENTS 6 1 6 1 1 Clutch Solenoid 6 1 6 1 1 1 Solenoid 6 1 6 1 2 Motor 6 1 6 1 2 1 Motor 6 1 6 1 3 Sensor 6 2 6 1 3 1 Sensor 6 2 6 1 4 Switch 6 2 6 1 4 1 Switch 6 2 6 1 5 PCBs 6 3 6 1 5 1 PCB 6 3 ...

Страница 79: ...Chapter 6 6 1 6 1 OUTLINE OF ELECTRICAL COMPONENTS 6 1 1 Clutch Solenoid 6 1 1 1 Solenoid 0019 9553 F 6 1 6 1 2 Motor 6 1 2 1 Motor 0019 9554 F 6 2 1 Pickup solenoid 1 Main motor 1 1 ...

Страница 80: ...3 Sensor 6 1 3 1 Sensor 0019 9555 F 6 3 6 1 4 Switch 6 1 4 1 Switch 0019 9569 F 6 4 1 Fixing delivery sensor 2 Paper width sensor 3 Paper leading edge sensor 1 Control key switch 2 Power switch 3 Door switch 1 2 3 1 2 3 ...

Страница 81: ...Chapter 6 6 3 6 1 5 PCBs 6 1 5 1 PCB 0019 9570 F 6 5 1 Engine controller PCB 2 Main controller PCB 3 Motor drive PCB 4 Memory PCB 1 2 3 4 ...

Страница 82: ...Aug 13 2008 PARTS CATALOG LBP3250 ...

Страница 83: ...P3250 Numerical Index 1 1 LBP3250 Parts Catalog 001 ACCESSORIES 2 1 100 EXTERNAL COVERS PANELS ETC 2 2 101 INTERNAL COMPONENTS 1 2 4 102 INTERNAL COMPONENTS 2 2 6 103 INTERNAL COMPONENTS 3 2 8 810 FIXING PAPER DELIVERY ASS Y 2 10 ...

Страница 84: ... 1 FM3 5678 000 100 4 FM3 5679 000 100 11 FM3 5684 000 102 1 FM3 5688 000 100 8 FM3 5689 000 810 FM3 5690 000 100 8 FM3 5691 000 810 FM3 5740 000 101 3 FM3 5741 000 101 3 FM4 0365 000 001 2 FM4 0366 000 001 2 FM4 0367 000 001 2 FM4 0368 000 001 2 NPN 001 NPN 100 NPN 101 NPN 102 NPN 103 RC1 6217 000 100 5 RC2 1414 000 810 3 RH9 1164 000 001 1 RH9 1166 000 001 1 RH9 1169 000 001 1 RK2 1302 000 001 3...

Страница 85: ...LBP3250 Parts Catalog i SENSYS LBP3250 LASER SHOT LBP3250 230V EUR F15 1491 000 MBBA 120V LTN F15 1431 000 MBEA 230V ASIA F15 1441 000 MBDA 230V AU F15 1441 000 MBFA 230V CN F15 1451 000 MBCA ...

Страница 86: ...Contents 001 ACCESSORIES 2 1 100 EXTERNAL COVERS PANELS ETC 2 2 101 INTERNAL COMPONENTS 1 2 4 102 INTERNAL COMPONENTS 2 2 6 103 INTERNAL COMPONENTS 3 2 8 810 FIXING PAPER DELIVERY ASS Y 2 10 ...

Страница 87: ...000 1 CORD POWER 230V EUR ASIA 1 RH9 1164 000 1 CORD POWER 120V LTN 2 FM4 0365 000 1 CD ROM USER SOFTWARE EUR English French German It alian Spanish Russian 2 FM4 0366 000 1 CD ROM USER SOFTWARE EUR English Dutch Danish Nor wegian Finnish Swedish P olish 2 FM4 0367 000 1 CD ROM USER SOFTWARE AU 2 FM4 0368 000 1 CD ROM USER SOFTWARE CN ASIA LTN 3 RK2 1302 000 1 CABLE USB CN ASIA AU LTN EUR ASIA CN ...

Страница 88: ...2 2 FIGURE 100 EXTERNAL COVERS PANELS ETC 1 2 4 6 9 10 7 8 5 11 3 ...

Страница 89: ...E 3 FC8 3668 000 1 COVER REAR 4 FM3 5678 000 1 RIGHT COVER ASS Y 5 RC1 6217 000 1 EMBLEM LASER SHOT 6 FC8 3688 000 1 PAPER DELIVERY TRAY ASS Y 7 FC8 3694 000 1 TRAY PAPER DELIVERY 8 FM3 5688 000 1 PAPER PICK UP TRAY ASS Y EUR 8 FM3 5690 000 1 PAPER PICK UP TRAY ASS Y EXCEPT EUR 9 FM3 5673 000 1 TOP COVER ASSEMBLY 10 FM3 5675 000 1 FRONT COVER ASS Y 11 FM3 5679 000 1 TRAY SINGLE SHEET FEED ...

Страница 90: ...2 4 FIGURE 101 INTERNAL COMPONENTS 1 SEE FIGURE 810 2 3 1 ...

Страница 91: ...MARKS S V C Fig 101 NPN RF INTERNAL COMPONENTS 1 1 FC8 3685 000 1 COVER USB 2 FM3 5414 000 1 ENGINE CONTROL PCB ASS Y 120V 2 FM3 5415 000 1 ENGINE CONTROL PCB ASS Y 230V 3 FM3 5740 000 1 MAIN CONTROLLER PCB ASSEMBLY CN 3 FM3 5741 000 1 MAIN CONTROLLER PCB ASSEMBLY EXCEPT CN ...

Страница 92: ...2 6 FIGURE 102 INTERNAL COMPONENTS 2 2 5 3 1 4 ...

Страница 93: ...TION SERIAL NUMBER REMARKS S V C Fig 102 NPN RF INTERNAL COMPONENTS 2 1 FM3 5684 000 1 PICK UP TRANSFER FRAME ASS Y 2 RM1 4023 000 1 TRANSFER ROLLER ASS Y 3 RM1 4227 000 1 SEPARATION PAD ASS Y 4 FC8 3669 000 1 PANEL REAR 5 RL1 1497 000 1 ROLLER PICK UP ...

Страница 94: ...2 8 FIGURE 103 INTERNAL COMPONENTS 3 1 2 4 3 ...

Страница 95: ... NUMBER R A N K Q TY DESCRIPTION SERIAL NUMBER REMARKS S V C Fig 103 NPN RF INTERNAL COMPONENTS 3 1 RM1 4184 000 1 LASER SCANNER ASS Y 2 FM3 5418 000 1 MOTOR PCB ASS Y 3 RK2 1757 000 1 CABLE FLAT 4 RM1 4196 000 1 MOTOR DC24V ...

Страница 96: ...2 10 FIGURE 810 FIXING PAPER DELIVERY ASS Y 1 2 3 3 ...

Страница 97: ...MARKS S V C Fig 810 FM3 5691 000 1 FIXING PAPER DELIVERY ASS Y 120V Fig 810 FM3 5689 000 1 FIXING PAPER DELIVERY ASS Y 230V 1 RM1 4230 000 1 FIXING FILM ASSEMBLY 120V 1 RM1 4231 000 1 FIXING FILM ASSEMBLY 230V 2 FC8 3705 000 1 ROLLER PRESSURE 3 RC2 1414 000 2 SPRING TENSION ...

Страница 98: ......

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