Canon LBP-3200 Service Manual Download | Manualshive

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Contents

Contents

6.1 OUTLINE OF ELECTRICAL COMPONENTS ............................................................................................... 6-1

6.1.1 Sensor .......................................................................................................................................................... 6-1

6.1.1.1 Arrangement of Sensors and Switches ................................................................................................. 6-1

6.1.2 PCBs ............................................................................................................................................................ 6-2

6.1.2.1 Arrangement of PCBs........................................................................................................................... 6-2

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Summary of Contents for LBP-3200

Page 1: ...Sep 30 2003 Service Manual LBP3200 Series LBP3200 ...

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Page 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 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...

Page 4: ...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...

Page 5: ...sed to indicate Low The voltage value however 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 in...

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Page 7: ... 1 Overview Configuration 2 1 2 2 IMAGE FORMATION SYSTEM 2 3 2 2 1 Overview Configuration 2 3 2 3 PICKUP AND FEEDING SYSTEM 2 5 2 3 1 Overview Configuration 2 5 2 3 2 Detecting Jams 2 6 2 4 FIXING SYSTEM 2 9 2 4 1 Overview Configuration 2 9 2 4 2 Various Control Mechanisms 2 10 Chapter 3 DISASSEMBLY AND ASSEMBLY 3 1 EXTERNAL AND CONTROLS SYSTEM 3 1 3 1 1 Rear Cover 3 1 3 1 2 Right Cover 3 1 3 1 3 ...

Page 8: ...vice 4 3 4 3 1Items Requiring Scheduled Servicing 4 3 4 4 Cleaning 4 4 4 4 1Items Requiring Cleaning 4 4 4 4 2Cleaning Method external covers 4 5 4 4 3Cleaning Method printer unit 4 5 4 5 Lubrications 4 7 4 5 1Areas Requiring Application of Grease 4 7 4 5 2Delivery Idler Gear 4 7 4 5 3Fixing Drive Transmission Gear 4 8 4 5 4Large Gear Bushing R 4 8 4 5 5Large Gear 4 9 4 5 6Feed Gear 4 9 4 5 7Inter...

Page 9: ...ts 5 2 5 2 2 Malfunction 5 2 5 2 3 Jam Main Unit 5 3 5 3 MEASUREMENT AND ADJUSTMENT 5 4 5 3 1 Basic Adjustment 5 4 5 4 SERVICE TOOLS 5 5 5 4 1Special Tools 5 5 Chapter 6 APPENDIX 6 1 OUTLINE OF ELECTRICAL COMPONENTS 6 1 6 1 1 Sensor 6 1 6 1 2 PCBs 6 2 ...

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Page 11: ...Chapter 1 PRODUCT DESCRIPTION ...

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Page 13: ...fications 1 3 1 2 1 Printing Speed 1 3 1 2 2 Stack Upon Delivery 1 3 1 3 NAMES OF PARTS 1 5 1 3 1 External View 1 5 1 4 SAFETY 1 7 1 4 1 Safety of Laser Light 1 7 1 4 2 Regulations Under the Center for Devices and Radiological Health CDRH 1 7 1 4 3 Handling the Laser Unit 1 7 1 4 4 Safety of Toner 1 8 ...

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Page 15: ... up time 0 second Less than 8 seconds when the printer ON Print area Within 5 mm of paper edge Printing resolution 600 x 600 dpi First print time face down mode 10 sec or less at 20 deg C A4 face up mode 9 sec or less at 20 deg C A4 The times are after the printer has received data Cassette paper size A4 B5 A5 Letter Legal Executive Envelope C5 Envelope COM10 Envelope DL Envelope Monarch If LGL is...

Page 16: ...Temperature range 7 5 to 32 5 deg C 45 5 to 90 5 deg F Operating environment Humidity range 5 to 90 RH Noise During standby Background noise level During print 55 dB A or less Power supply rating 120 V 50 60 Hz 2 Hz 220 240 V 10 50 60 Hz 2 Hz Power consumption 120 V model Average during operation approx 350 W Average during standby approx 7 W 220 240 V model Average during operation approx 360 W A...

Page 17: ...e a v y paper H e a v y paper H Transpare ncy A4 64 to 90 g m2 18 18 18 12 18 B5 64 to 90 g m2 8 8 4 4 8 A5 64 to 90 g m2 8 8 4 4 8 A4 105 to 128 g m2 18 12 B5 105 to 128 g m2 4 4 LTR 75 to 90 g m2 18 18 18 12 18 LGL 75 to 90 g m2 15 LTR Bond 75 to 90 g m2 18 12 LTR 105 g m2 18 12 Envelope Monarch 4 Envelope DL 4 Envelope COM10 4 Envelope C5 4 Paper type Face down Face up Plain paper 64 to 80 g m2...

Page 18: ...timates only and are subject to change for product improvement Transparency Approx 5 sheets for 120V model Approx 10 sheets for 230V model 1 sheet Label Approx 10 sheets 1 sheet Envelope Approx 10 sheets 1 sheet Paper type Face down Face up ...

Page 19: ...l View 0002 9016 Front View F 1 1 T 1 3 Rear View 1 Face down delivery tray 5 Cassette 2 Face down delivery area 6 Manual feed slot 3 Delivery selection cover 7 Paper guide 4 Power switch 8 Front cover A5 A4 LTR LG L ON B5 EXEC OFF 1 8 7 6 2 3 4 5 ...

Page 20: ...Chapter 1 1 6 F 1 2 T 1 4 1 Power socket 4 Ventilation slot 2 face up delivery slot 5 USB connector 3 Power indicator 6 Cassette protective cover 1 2 3 4 5 6 ...

Page 21: ...ucts produced on and after August 1 1976 and a laser product cannot be sold unless it has been certified to comply with the regulations The following is the label used to indicate that the product has been certified under the regulations and all laser products sold in the US must bear the label F 1 3 1 4 3 Handling the Laser Unit 0002 4553 The laser scanner unit emits invisible laser light inside ...

Page 22: ...e It may explode Toner on the Skin or Clothes 1 If your skin or clothes came into contact with toner use dry tissue to remove the toner and then wash with water 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 with each other 1 ...

Page 23: ...Chapter 2 TECHNICAL REFERENCE ...

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Page 25: ...ype so Jams 2 6 2 3 2 2 Delay Jams 2 7 2 3 2 2 1 Pickup Delay Jam 2 7 2 3 2 2 2 Delivery Delay Jam 2 7 2 3 2 3 Stationary Jams 2 7 2 3 2 3 1 Pickup Stationary Jam 2 7 2 3 2 3 2 Delivery Stationary Jam 2 7 2 3 2 4 Other Jams 2 7 2 3 2 4 1 Wrap Jam 2 7 2 3 2 4 2 Initial Jam 2 8 2 3 2 4 3 Cover Open Jam 2 8 2 4 FIXING SYSTEM 2 9 2 4 1 Overview Configuration 2 9 2 4 1 1 Overview 2 9 2 4 2 Various Cont...

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Page 27: ...ser diode according to the laser control signal and video signals from the engine controller The laser beam moves thorough the collimator less and the cylindrical lens to reach the 4 facet mirror rotating at a specific speed The leaser beam reflected by the 4 facet mirror moves through the imaging lens arranged in front of the 4 facet mirror 1 Laser driver PCB 5 Imaging lends 2 BD sensor 6 Scanner...

Page 28: ...number of rotations Scanner Fault If the machine does not detect the BDI signal 1 4 sc after it has stopped forcing the scanner motor to accelerate it extends the period of detection by 120 sec if it still does not detect a specific interval of BDI signals it identifies a scanner fault BD Error The machine identifies a BD error if it does not detect the BDI signal at a specific interval while the ...

Page 29: ...oming video signals The image thus formed on the photosensitive drum is a static latent image it is turned into a visible image by means of the toner from the developing cylinder The resulting toner image is then transferred to paper by the work of the transfer charging roller and the paper is sent to the fixing assembly The surface of the photosensitive drum is cleaned by the cleaning blade so th...

Page 30: ...to strong light it develops what is know as photo memory which can cause white spots or black lines in images To protect the drum against light the machine is equipped with a drum cover shutter The drum cover shutter must never be opened unless doing so proves to be absolutely necessary ...

Page 31: ...1 Face down delivery roller 2 Cassette pickup roller 12 Face down delivery 3 Separation pad 13 Main motor 4 Manual feed 14 Cassette pickup solenoid 5 Feed roller 15 Manual feed pickup solenoid 6 Transfer assembly photosensitive drum transfer charging roller 16 Cassette paper sensor 1 13 14 16 7 8 9 10 11 19 12 2 3 5 15 4 17 18 6 ...

Page 32: ...ng starts the machine turns on the manual feed pickup solenoid to stop the rotation of the feed roller so that the paper will not move forward until the laser scanner and the fixing unit become ready for operation When the laser scanner and the fixing unit become ready for operation the machine turns off the manual feed pickup solenoid to rotate the feed roller thus moving the paper forward the op...

Page 33: ...ine identifies a pickup stationary jam if the top sensor does not detect the absence of paper within 3 575 sec after the top sensor has detected the leading edge of paper 2 3 2 3 2 Delivery Stationary Jam 0002 8763 The machine moves to a delivery stationary jam sequence if it does not detect a wrap jam The machine identifies a delivery stationary jam if the delivery sensor does not detect the trai...

Page 34: ...etects the presence of paper when the main motor starts to rotate 2 3 2 4 3 Cover Open Jam 0002 8766 The machine identifies a cover open jam if it detects that the front cover is open with the top sensor or the delivery sensor detecting the presence of paper while paper is being moved or the machine is not running a jam check ...

Page 35: ... film unit and the pressure roller the fixing film has a built in fixing heater thermistor and thermal fuse The toner transferred to paper is heated by the fixing heater which provides heat through the fixing film the toner is forced under the pressure roller so that it is fused into the fibers of the paper under both heat and pressure 1 Fixing film unit 2 Fixing heater 3 Pressure roller 1 3 2 ...

Page 36: ...r drive signal to go Low and turns off the photo triac couple thus cutting off the power to the fixing heater 2 Protective Mechanism by the Fixing Heater Safety Circuit The fixing heater safety circuit monitors the voltage of the fixing heater temperature detection signal from the main thermistor and the sub thermistor at all times If the fixing temperature appreciably exceeds a specific level the...

Page 37: ...deg C or more for 1 sec continuously while fixing temperature control is under way c the CPU detects that the reading of the main thermistor remains 100 deg C or less for 1 2 sec continuously while paper passage temperature control is under way or the CPU detects that the reading of the main thermistor remains 50 deg C or less for 0 3 sec continuously while between sheets temperature control is un...

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Page 39: ...Chapter 3 DISASSEMB LY AND ASSEMBLY ...

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Page 41: ... board 3 4 3 1 6 1 Removing the Cassette 3 4 3 1 6 2 Removing the Rear Cover 3 4 3 1 6 3 Removing the Top Cover 3 4 3 1 6 4 Removing the Left Cover 3 5 3 1 6 5 Removing the Engine Controller Board 3 5 3 1 7 Power supply board 3 5 3 1 7 1 Removing the Cassette 3 5 3 1 7 2 Removing the Front Cover 3 5 3 1 7 3 Removing the Rear Cover 3 5 3 1 7 4 Removing the Top Cover 3 6 3 1 7 5 Removing the Right C...

Page 42: ...3 1 11 4 Removing the Left Cover 3 14 3 1 11 5 Removing the Power Supply Shield Plate 3 14 3 1 11 6 Removing the Delivery Sensor 3 14 3 2 IMAGE FORMATION SYSTEM 3 16 3 2 1 Transfer Charging Roller 3 16 3 2 1 1 Removing the Transfer Charging Roller 3 16 3 3 LASER EXPOSURE SYSTEM 3 17 3 3 1 Laser Scanner Unit 3 17 3 3 1 1 Removing the Cassette 3 17 3 3 1 2 Removing the Rear Cover 3 17 3 3 1 3 Removi...

Page 43: ...ng the Rear Cover 3 27 3 4 5 4 Removing the Top Cover 3 27 3 4 5 5 Removing the Right Cover 3 27 3 4 5 6 Removing the Left Cover 3 28 3 4 5 7 Removing the Power Supply Shield Plate 3 28 3 4 5 8 Removing the Power Supply Assembly 3 28 3 4 5 9 Removing the Main Motor 3 29 3 4 6 Multi purpose Pickup Roller 3 29 3 4 6 1 Removing the Cassette 3 29 3 4 6 2 Removing the Front Cover 3 29 3 4 6 3 Removing ...

Page 44: ...the Front Cover 3 36 3 5 1 3 Removing the Rear Cover 3 36 3 5 1 4 Removing the Top Cover 3 36 3 5 1 5 Removing the Right Cover 3 37 3 5 1 6 Removing the Left Cover 3 37 3 5 1 7 Removing the Fixing Film Unit 3 37 3 5 1 8 Removing the Fixing Pressure Roller 3 38 3 5 2 Fixing Film Unit 3 38 3 5 2 1 Removing the Cassette 3 38 3 5 2 2 Removing the Front Cover 3 38 3 5 2 3 Removing the Rear Cover 3 39 3...

Page 45: ...he bottom then slide the rear cover 4 to the rear to detach F 3 2 3 1 2 Right Cover 3 1 2 1 Removing the Cassette 0002 3484 1 Remove the cassette by holding the cassette handle 3 1 2 2 Removing the Rear Cover 0002 3487 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 3 2 Shift down the left right fixing pressure release lever 1 to release the pressure ...

Page 46: ...ver 3 1 3 1 Removing the Cassette 0002 3485 1 Remove the cassette by holding the cassette handle 3 1 3 2 Removing the Rear Cover 0002 3488 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 7 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear c...

Page 47: ...move the cassette by holding the cassette handle 3 1 4 2 Removing the Rear Cover 0002 3479 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 11 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4 to the rear to detach F 3 12 3 1 4 3 Rem...

Page 48: ... 1 6 2 Removing the Rear Cover 0002 3584 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 15 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4 to the rear to detach F 3 16 3 1 6 3 Removing the Top Cover 0002 3585 1 Open the front cov...

Page 49: ...nectors 1 and remove the 3 flat cables 2 2 Remove the 3 screws 3 and detach the engine controller board 4 while paying attention to the sensor flag F 3 19 3 1 7 Power supply board 3 1 7 1 Removing the Cassette 0002 3735 1 Remove the cassette by holding the cassette handle 3 1 7 2 Removing the Front Cover 0002 3736 1 Open the front cover 1 and free the claw 2 of the arm to separate 2 Remove the lef...

Page 50: ...the Right Cover 0002 3742 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the right cover 3 to the front 3 While opening the bottom of the right cover 3 slightly toward the outside slide upward to detach the right cover F 3 24 3 1 7 6 Removing the Left Cover 0002 3744 1 Remove the screw 1 2 Free the claw 2 at the rear then fre...

Page 51: ... power supply assembly 2 while feeding the left right boss 2 then slide it out to detach F 3 28 3 1 7 9 Removing the Power Supply Board 0002 3748 1 Remove the flat cable 1 2 Remove the 4 screws 2 and detach the power supply board 3 F 3 29 3 1 8 High voltage board 3 1 8 1 Removing the Cassette 0002 3734 1 Remove the cassette by holding the cassette handle 3 1 8 2 Removing the Front Cover 0002 3737 ...

Page 52: ...he rear to detach F 3 32 3 1 8 4 Removing the Top Cover 0002 3741 1 Open the front cover This step may be skipped if the front cover has already been removed 2 Free the 2 claws 1 and detach the top cover 2 F 3 33 3 1 8 5 Removing the Right Cover 0002 3743 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the right cover 3 to the...

Page 53: ...ward to detach the left cover F 3 35 3 1 8 7 Removing the Power Supply Shield Plate 0002 3750 1 Remove the 5 screws 1 and detach the power supply shield plate 2 F 3 36 3 1 8 8 Removing the Power Supply Assembly 0002 3751 1 Remove the 3 screws 1 2 Disconnect the 4 connectors 2 and free the flat cable 3 of the engine controller board F 3 37 3 Push down the front of the power supply assembly 2 while ...

Page 54: ...sure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4 to the rear to detach F 3 41 3 1 9 3 Removing the Top Cover 0002 3593 1 Open the front cover This step may be skipped if the front cover has already been removed 2 Free the 2 claws 1 and detach the top cover 2 F 3 42 3 1 9 4 Removing the Left Cover 0002 3594 1 Remove ...

Page 55: ...002 3760 1 Open the front cover 1 and free the claw 2 of the arm to separate 2 Remove the left right shaft 3 and detach the front cover F 3 45 3 1 10 3 Removing the Rear Cover 0002 3763 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 46 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free t...

Page 56: ...the front 3 While opening the bottom of the right cover 3 slightly toward the outside slide upward to detach the right cover F 3 49 3 1 10 6 Removing the Left Cover 0002 3772 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside ...

Page 57: ...r 0002 3781 1 Shift down the main unit so that its front faces down i e the inside of the main unit is in view 2 Disconnect the connector 1 of the engine controller board and free the cable from the cable guide 3 Removing the screw 2 and detach the top sensor F 3 54 3 1 11 Delivery sensor 3 1 11 1 Removing the Cassette 0002 3759 1 Remove the cassette by holding the cassette handle 3 1 11 2 Removin...

Page 58: ...0002 3773 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside slide upward to detach the left cover F 3 58 3 1 11 5 Removing the Power Supply Shield Plate 0002 3776 1 Remove the 5 screws 1 and detach the power supply shield pla...

Page 59: ...Chapter 3 3 15 F 3 60 1 2 3 ...

Page 60: ...2 1 Transfer Charging Roller 3 2 1 1 Removing the Transfer Charging Roller 0002 3718 1 Open the front cover 2 Pick the 2 claws 1 on the right side of the roller and lift it 3 Slide the transfer charging roller 2 to the right to detach F 3 61 1 2 ...

Page 61: ...rear cover 4 to the rear to detach F 3 63 3 3 1 3 Removing the Top Cover 0002 3685 1 Open the front cover This step may be skipped if the front cover has already been removed 2 Free the 2 claws 1 and detach the top cover 2 F 3 64 3 3 1 4 Removing the Left Cover 0002 3686 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left...

Page 62: ...d free the cable from the cable guide 2 Remove the flat cable 2 from the laser scanner unit board 3 Remove the 4 screws 3 and detach the laser scanner unit 4 At this time take care not to lose the grounding plate 5 F 3 66 1 2 3 4 3 5 3 ...

Page 63: ... 67 3 4 1 3 Removing the Rear Cover 0002 3515 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 68 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4 to the rear to detach F 3 69 3 4 1 4 Removing the Top Cover 0002 3521 1 Open the fron...

Page 64: ...Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside slide upward to detach the left cover F 3 72 3 4 1 7 Removing the Gear Unit 0002 3533 1 Remove the 2 screws 1 and detach the drive plate small 2 F 3 73 2 Remove the 2 gears 1 3 ...

Page 65: ...2788 1 Remove the cassette by holding the cassette handle 3 4 2 2 Removing the Rear of the Cassette 0002 2797 1 Lift the rear of the cassette and separate the rear from the front 3 4 2 3 Removing the Cassette Separation Pad 0002 2799 1 Remove the shafts 1 on both sides of the lifting plate Remove the lifting plate 3 while watching the lifting plate spring 2 carefully F 3 78 2 Remove the 2 claws 1 ...

Page 66: ...en the front cover 1 and free the claw 2 of the arm to separate 2 Remove the left right shaft 3 and detach the front cover F 3 81 3 4 3 3 Removing the Rear Cover 0002 3516 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 82 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 a...

Page 67: ...the front 3 While opening the bottom of the right cover 3 slightly toward the outside slide upward to detach the right cover F 3 85 3 4 3 6 Removing the Left Cover 0002 3528 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside s...

Page 68: ...own the main unit so that its front faces down i e the inside of the main unit is in view 2 Disconnect the connector 1 of the engine controller board and free the cable from the cable guide 3 Remove the screw 2 and detach the cassette pickup solenoid 3 rear of the main motor F 3 90 3 4 4 Gear Unit 3 4 4 1 Removing the Cassette 0002 3688 1 Remove the cassette by holding the cassette handle 3 4 4 2 ...

Page 69: ... rear to detach F 3 93 3 4 4 4 Removing the Top Cover 0002 3692 1 Open the front cover This step may be skipped if the front cover has already been removed 2 Free the 2 claws 1 and detach the top cover 2 F 3 94 3 4 4 5 Removing the Right Cover 0002 3693 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the right cover 3 to the f...

Page 70: ...h the left cover F 3 96 3 4 4 7 Removing the Gear Unit 0002 3695 1 Remove the 2 screws 1 and detach the drive plate small 2 F 3 97 2 Remove the 2 gears 1 3 While freeing the claw detach the gear unit 2 F 3 98 3 4 5 Main Motor 3 4 5 1 Removing the Cassette 0002 3755 1 Remove the cassette by holding the cassette handle 3 4 5 2 Removing the Front Cover 0002 3761 1 Open the front cover 1 and free the ...

Page 71: ...rear to detach F 3 101 3 4 5 4 Removing the Top Cover 0002 3770 1 Open the front cover This step may be skipped if the front cover has already been removed 2 Free the 2 claws 1 and detach the top cover 2 F 3 102 3 4 5 5 Removing the Right Cover 0002 3768 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the right cover 3 to the ...

Page 72: ...ard to detach the left cover F 3 104 3 4 5 7 Removing the Power Supply Shield Plate 0002 3774 1 Remove the 5 screws 1 and detach the power supply shield plate 2 F 3 105 3 4 5 8 Removing the Power Supply Assembly 0002 3779 1 Remove the 3 screws 1 2 Disconnect the 4 connectors 2 and free the flat cable 3 of the engine controller board F 3 106 3 Push down the front of the power supply assembly 2 whil...

Page 73: ...f the arm to separate 2 Remove the left right shaft 3 and detach the front cover F 3 109 3 4 6 3 Removing the Rear Cover 0002 3700 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 110 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4...

Page 74: ...emove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside slide upward to detach the left cover F 3 114 3 4 6 7 Removing the Gear Unit 0002 3710 1 Remove the 2 screws 1 and detach the drive plate small 2 F 3 115 2 Remove the 2 gears 1 3...

Page 75: ...oller board 4 while paying attention to the sensor flag F 3 119 3 4 6 10 Removing the Manual Feed Stay 0002 3715 1 Remove the 3 screws 1 and detach the manual feed stay 2 while paying attention to the sensor flag F 3 120 3 4 6 11 Removing the Paper Feed Guide 0002 3716 1 Remove the screw 1 and detach the paper feed guide 2 F 3 121 3 4 6 12 Removing the Paper Feed Roller 0002 3717 1 Lift the left s...

Page 76: ... 3 Removing the Rear Cover 0002 3702 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 124 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4 to the rear to detach F 3 125 3 4 7 4 Removing the Top Cover 0002 3704 1 Open the front cover...

Page 77: ...emove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside slide upward to detach the left cover F 3 128 3 4 7 7 Removing the Gear Unit 0002 3711 1 Remove the 2 screws 1 and detach the drive plate small 2 F 3 129 2 Remove the 2 gears 1 3...

Page 78: ...screws 1 2 Disconnect the 4 connectors 2 and free the flat cable 3 of the engine controller board F 3 134 3 Push down the front of the power supply assembly 2 while feeding the left right boss 2 then slide it out to detach F 3 135 3 4 7 11 Removing the Manual Pickup Solenoid 0002 6265 1 Shift down the main unit so that its front faces down i e the inside of the main unit is in view 2 Free the cabl...

Page 79: ...Chapter 3 3 35 F 3 136 1 2 3 ...

Page 80: ... 1 3 Removing the Rear Cover 0002 3724 1 Open the face up cover 1 and remove the left right shaft 2 then detach the face up cover F 3 138 2 Shift down the left right fixing pressure release lever 1 to release the pressure 3 Remove the 2 screws 2 4 Free the 2 claws 3 at the bottom then slide the rear cover 4 to the rear to detach F 3 139 3 5 1 4 Removing the Top Cover 0002 3726 1 Open the front cov...

Page 81: ...ver 0002 3730 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the left cover 3 to the front 3 While opening the bottom of the left cover 3 slightly toward the outside slide upward to detach the left cover F 3 142 3 5 1 7 Removing the Fixing Film Unit 0002 3732 1 Remove the 2 screws 1 and detach the fixing cover F 3 143 2 Remov...

Page 82: ...oller 0002 3733 1 Remove the gear 1 while freeing the claw 2 Remove the boss of the bushing 2 and turn it to detach the bushing F 3 147 3 Lift the shorter shaft 2 of the fixing pressure roller 1 at an angle to detach it from the bushing then slide it to detach the fixing pressure roller F 3 148 3 5 2 Fixing Film Unit 3 5 2 1 Removing the Cassette 0002 3719 1 Remove the cassette by holding the cass...

Page 83: ... rear to detach F 3 151 3 5 2 4 Removing the Top Cover 0002 3725 1 Open the front cover This step may be skipped if the front cover has already been removed 2 Free the 2 claws 1 and detach the top cover 2 F 3 152 3 5 2 5 Removing the Right Cover 0002 3727 1 Remove the screw 1 2 Free the claw 2 at the rear then free the claw 4 at the front bottom as by sliding the bottom of the right cover 3 to the...

Page 84: ...er F 3 154 3 5 2 7 Removing the Fixing Film Unit 0002 3731 1 Remove the 2 screws 1 and detach the fixing cover F 3 155 2 Remove the 2 screws 1 and detach the fixing entrance guide 2 by sliding it to the left and right F 3 156 3 Disconnect the connector 1 of the engine controller board and free the cable from the cable clamp 4 Disconnect the connector 2 of the power supply board 5 Remove the left r...

Page 85: ...Chapter 3 3 41 7 While holding the left right frame 2 of the fixing film unit 1 life it at an angle to detach the fixing film unit F 3 158 1 2 ...

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Page 87: ...Chapter 4 MAINTENAN CE AND INSPECTION ...

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Page 89: ...brications 4 7 4 5 1 Areas Requiring Application of Grease 4 7 4 5 2 Delivery Idler Gear 4 7 4 5 3 Fixing Drive Transmission Gear 4 8 4 5 4 Large Gear Bushing R 4 8 4 5 5 Large Gear 4 9 4 5 6 Feed Gear 4 9 4 5 7 Internal Gear 4 10 4 5 8 Large Gear Deceleration Gear Plate R 4 10 4 5 9 Main Motor 4 11 4 5 10 Drive Releasing Arm 4 12 4 5 11 FU Delivery Roller 4 12 4 5 12 Pickup Idler Gear 4 13 4 5 13...

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Page 91: ...Chapter 4 4 1 4 1 Periodically Replaced Parts 4 1 1 Parts Requiring Periodical Replacement 0002 4267 The machine does not have parts that require periodical replacement ...

Page 92: ...Chapter 4 4 2 4 2 Consumables 4 2 1 Consumable 0002 4308 T 4 1 Work by Item Interval guide User EP 26 toner cartridge every 2500 prints approx Service technician None ...

Page 93: ...Chapter 4 4 3 4 3 Periodical Service 4 3 1 Items Requiring Scheduled Servicing 0002 4268 The machine does not have items that require scheduled servicing ...

Page 94: ... performance has lowered Transfer charging roller When the back of paper tends to become soiled or when a white spot appears in the images at intervals of about 46 mm Static eliminator When dots appear in images Paper feed guide When the back of paper tends to become soiled Fixing entrance guide When paper tends to become soiled when a black line appears vertically at irregular intervals when pape...

Page 95: ...d printer unit 0002 4507 F 4 1 1 Cassette Pickup Roller Use lint free paper to remove soling 2 Cassette Separation Pad Use lint free paper to remove soling 3 Feed Roller Use lint free paper to remove soling 4 Transfer Charging Roller Use lint free paper to remove toner and paper lint Do not touch the sponge area of the transfer charging roller to avoid soiling the back of paper or white spots in t...

Page 96: ...rush 6 Paper Feed Guide Use lint free paper to remove soiling 7 Fixing Inlet Guide Use lint free paper moistened with isopropyl alcohol to remove the soiling 8 Fixing Film Use lint free paper to remove soiling 9 Fixing Pressure Roller Use lint free paper to remove soiling ...

Page 97: ...Area of application 1 Grease MOLYKOTE EM 50L Amount 40 10 mg Location of application 2 locations on gear support shaft in opposition spread in axial direction 1 Delivery idler gear 9 Drive releasing arm 2 Fixing drive transmission gear 10 FU delivery roller 3 Large gear bushing R 11 Pickup idler gear 4 Large gear 12 Feed deceleration gear 5 Feed gear 13 Fixing deceleration gear 6 Internal gear 14 ...

Page 98: ...cations on gear butting ribs in opposition spread in circumferential direction over a length of 1 4 or more F 4 4 4 5 4 Large Gear Bushing R 0002 4248 Area of application 1 Grease MOLYKOTE EM 50L Amount 10 5 mg location of application wall surface on inner circumferential side of bushing spread in circumferential direction over a length of 1 2 or more 1 1 ...

Page 99: ...cation of application rib against which gear is butted spread in circumferential direction over a length of 1 2 or more F 4 6 4 5 6 Feed Gear 0002 4250 Area of application 1 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application 1 location on boss engaging with internal gear spread in axial direction 1 1 ...

Page 100: ...ns in circumferential direction F 4 8 4 5 8 Large Gear Deceleration Gear Plate R 0002 4252 Area of application 1 Grease MOLYKOTE EM 50L Amount 40 10 mg Location of application 5 teeth or more covering entire small dia tooth area Are of application 2 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application support shaft of plate R sliding surface against large gear deceleration gear 1 1 ...

Page 101: ...r 4 4 11 spread in axial direction F 4 9 4 5 9 Main Motor 0002 4255 Area of application 1 Grease MOLYKOTE EM 50L Amount 40 10 mg Location of application 5 teeth or more covering entire gear width F 4 10 1 2 1 ...

Page 102: ...rease MOLYKOTE 41 Amount 10 5 mg Location of application edge of FU delivery roller shaft sliding surface against FU grounding spring Area of application 2 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application sliding surface between FU delivery roller shaft and FU delivery roller bushing Area of application 3 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application sliding surface be...

Page 103: ...pplication 2 locations on pickup idler gear support shaft 5 teeth or more covering entire large diameter tooth surface of pickup idler gear F 4 13 4 5 13 Feed Deceleration Gear 0002 4259 Area of application 1 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application 2 locations on feed deceleration gear support shaft 1 2 3 1 ...

Page 104: ...eleration gear small diameter teeth Area of application 2 Grease MOLYKOTE EM 50L Amount 10 5 mg Location application tip of feed deceleration gear butting rib in circumferential direction over a length of 1 2 or more Area of location 3 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application sliding surface against plate R of fixing deceleration gear in circumstantial direction over a length ...

Page 105: ... 50L Amount 30 5 mg Location of application entire sliding surface against FD delivery bushing F 4 16 4 5 16 Large Gear Bushing F 0002 4263 Area of application 1 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application entire sliding surface against large gear support shaft F 4 17 1 1 1 ...

Page 106: ...pter 4 4 16 4 5 17 Pressure roller 0002 4264 Area of application 1 Grease MOLYKOTE 41 Amount 10 10 mg Location of application edge of pressure roller shaft sliding surface against contact spring F F 4 18 1 ...

Page 107: ...Chapter 5 TROUBLESH OOTING ...

Page 108: ......

Page 109: ...s to go on when its power is turned on after it has been turned off 5 2 5 2 2 2 Malfunction Faulty Detection 5 2 5 2 2 2 1 The machine does not permit correct placement of paper in its manual feed tray after it has delivered paper 5 2 5 2 3 Jam Main Unit 5 3 5 2 3 1 The machine identifies a jam when it is turned off and then on with paper in its manual feed section 5 3 5 3 MEASUREMENT AND ADJUSTME...

Page 110: ......

Page 111: ...black lines or a vertical white line in a solid black image Malfunction The machine at times fails to go on when its power is turned on after it has been turned off After the machine delivers paper it does not permit correct placement of paper in its manual feed section Jam Main Unit The machine identifies a jam when its power is turned off and then on with paper in its manual feed section ...

Page 112: ...been turned off 0003 1624 Cause If the machine is tuned on immediately after it has been turned off residual power can momentarily start up the scanner motor causing an overload i e in excess of the rating indicated for power on Field Remedy If the machine fails to go on turn off its power switch then turn it back on after waiting for 30 sec 5 2 2 2 Malfunction Faulty Detection 5 2 2 2 1 The machi...

Page 113: ...its manual feed section 0003 1626 Cause The machine is designed to identify a jam if the manual feed paper sensor is on when it is tuned on as it is not sure whether the paper is set correctly or incorrectly Field Remedy Remove the paper open and close the front cover and place the paper back in the manual feed section ...

Page 114: ...Chapter 5 5 4 5 3 MEASUREMENT AND ADJUSTMENT 5 3 1 Basic Adjustment 5 3 1 1 Items of Adjustment 0002 4265 The machine does not have items that are cited for adjustment ...

Page 115: ...Chapter 5 5 5 5 4 SERVICE TOOLS 5 4 1 Special Tools 0002 4333 T 5 2 Tool Description Parts No Grease MOLYKOTE EM 50L Apply to specified areas HY9 0007 Grease MOLYKOTE 41 Apply to specified areas CK 8007 ...

Page 116: ......

Page 117: ...Chapter 6 APPENDIX ...

Page 118: ......

Page 119: ...Contents Contents 6 1 OUTLINE OF ELECTRICAL COMPONENTS 6 1 6 1 1 Sensor 6 1 6 1 1 1 Arrangement of Sensors and Switches 6 1 6 1 2 PCBs 6 2 6 1 2 1 Arrangement of PCBs 6 2 ...

Page 120: ......

Page 121: ... to detect the presence absence of paper in the manual feed section 3 Paper Leading Edge Sensor top sensor Used to detect the leading trailing edge of paper being moved 4 Paper Delivery Sensor Used to monitor the delivery of paper 5 Front Cover Switch Used to detect the state open closed of the front cover 6 Power Switch On and off of the power through the arm operating in conjunction with the swi...

Page 122: ...d to control the operation of the printer unit 2 CAPT Board Used to serve as the interface between a PC and the printer unit 3 Power Supply Board Used to control the supply of power to various components 4 High Voltage Power Supply Board Used to supply high voltage power to the printer unit 1 2 3 4 ...

Page 123: ...Sep 30 2003 ...

Page 124: ......

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