Canon MF3110 - ImageCLASS Laser Multifunction Service Manual Download

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Chapter 6

Running H/F 5

6-2

6.1.2

PCBs

6.1.2.1

Arrangement of PCBs

0007-8187

F-6-2

[1] SCNT Board

Used to control the whole of the system.

[2] ECNT Board

Used to control the operation of the printer unit.

[3] HighVoltage Power Supply Board

Used to supply highvoltage power to the printer unit.

[4] Power Supply Board

Used to control the supply of power to various components.

[2]

[4]

[1]

[3]

Summary of Contents for MF3110 - ImageCLASS Laser Multifunction

Page 1: ...Aug 27 2004 Service Manual MF3110 Series LaserBase MF3110...

Page 2: ......

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 countri...

Page 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...

Page 5: ...d 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 mech...

Page 6: ......

Page 7: ...ent Feed and Exposure System 2 1 2 1 1 Overview Configuration 2 1 2 2 Laser Exposure 2 2 2 2 1 Overview Configuration 2 2 2 3 Image Formation 2 4 2 3 1 Overview Configuration 2 4 2 4 Pickup and Feed S...

Page 8: ...5 7 Gear Unit 3 55 3 6 FIXING SYSTEM 3 56 Chapter 4 MAINTENANCE AND INSPECTION 4 1 Periodically Replaced Parts 4 1 4 1 1Parts Requiring Periodical Replacement 4 1 4 2 Consumables 4 2 4 2 1Consumable 4...

Page 9: ...ountermeasure 5 2 5 2 1 Image Faults 5 2 5 2 2 Malfunction 5 2 5 2 3 Printing Scanning 5 3 5 2 4 Jam Main Unit 5 3 5 3 Measurement and Adjustment 5 4 5 3 1 Basic Adjustments 5 4 5 4 Service Tools 5 5...

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

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Page 13: ...pecifications 1 3 1 2 1Printing Speed 1 3 1 2 2Stack Upon Delivery 1 3 1 2 3System Requirements for Printer Driver 1 4 1 3 Names of Parts 1 5 1 3 1External View 1 5 1 3 2Operation panel 1 7 1 4 Safety...

Page 14: ......

Page 15: ...00 1 1 294 1 0 786 1 0 647 1 0 500 Zoom 0 500 to 2 000 unit 1 Print area Print 5 mm and more inner from paper egdes Copy 2 mm and more inner from paper egdes Reading resolution 1200 x 2400 dpi Copying...

Page 16: ...s Heavy paper 90 105 g m2 approx 200 sheets Heavy paper H 128 g m2 approx 100 sheets Transparency approx 100 sheets Envelope approx 20 sheets Multi purpose capacity 1 sheet Continuous reproduction 99...

Page 17: ...20 12 20 A4 65 to 90 g m2 18 10 8 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 21 21 21 12 21 LGL 75 to 90 g m2 15 LTR Bon...

Page 18: ...n as a user with adoministrator privileges is recommended OS CPU RAM Available Free Disk Space Windows 98 Intel Pentium 90 MHz or greater 32 MB of RAM 64 MB or greater is recommended At least 115 MB 2...

Page 19: ...1 1 5 1 3 Names of Parts 1 3 1 External View 0007 6429 Front View F 1 1 T 1 4 1 Platen glass cover 5 Front cover 2 Platen glass 6 Multi purpose feeder 3 Operation panel 7 Cassette 4 Output tray 1 2 3...

Page 20: ...Chapter 1 Running H F 5 1 6 Rear View F 1 2 T 1 5 1 USB port 2 Face up cover 3 Power socket 4 Extension cover 1 2 3 4...

Page 21: ...AN key 11 Collate 2on1 key 3 Enlarge Reduce key 12 Image Quality key 4 Exposure key 13 Memory indicator 5 Alarm indicator 14 Menu key 6 LCD 15 Cursor keys 7 Numeric keys 16 OK key 8 Start key 17 Statu...

Page 22: ...l cover No radiation can leaak from the machine in the normal operation of the product by the user 1 4 2 Handling the Laser Unit 0007 8181 The laser scanner unit emits invisible laser light inside it...

Page 23: ...toner into fire It may explode Toner on the Skin or Clothes 1 If your skin or clothes came into contact with toner wash with water at once 2 Do not use warm or hot water which will cause the toner to...

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Page 25: ...Chapter 2 TECHNICAL REFERENCE...

Page 26: ......

Page 27: ...ed System 2 6 2 4 1 Overview Configuration 2 6 2 4 1 1 Overview 2 6 2 4 2 Detection Jams 2 7 2 4 2 1 Jam Detection Outline 2 7 2 4 2 2 Delay Jams 2 8 2 4 2 3 Stationary Jams 2 8 2 4 2 4 Other Jams 2 8...

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Page 29: ...ent Feed and Exposure System 2 1 1 Overview Configuration 2 1 1 1 Overview 0007 8185 F 2 1 T 2 1 The CCD unit driven by the flatbed motor reads out image data of a document on the platen glass 1 Flatb...

Page 30: ...he engine controller The laser driver serves to turn on the laser diode according to the laser control signal and video signals from the engine controller The laser beam moves thorough the collimator...

Page 31: ...after the scanner motor has reached a specific revolution 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 accel...

Page 32: ...incoming 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 tone...

Page 33: ...o 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 dru...

Page 34: ...Cassette pickup solenoid 4 Manual feed 15 Manual feed pickup solenoid 5 Feed roller 16 Cassette paper sensor 6 Transfer assembly photosensitive drum transfer charging roller 17 Manual feed paper sens...

Page 35: ...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...

Page 36: ...ntifies a delivery stationary jam if the delivery sensor does not detect the trailing edge of paper for 1 715 sec after the top sensor has detected the trailing edge of paper 2 4 2 4 Other Jams 2 4 2...

Page 37: ...ilm 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...

Page 38: ...l 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 th...

Page 39: ...g 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 pape...

Page 40: ...Energy Saver Mode In the Energy Saver mode the machine always monitors the following activities which are the triggers to resume the operations When the machine detects any of them it returns to the s...

Page 41: ...Chapter 3 DISASSEMBLY AND ASSEMBLY...

Page 42: ......

Page 43: ...eft Cover 3 4 3 1 5 1 Removing the Cassette 3 4 3 1 5 2 Removing the left cover 3 5 3 1 6 Operation Panel Unit 3 5 3 1 6 1 Removing the Cassette 3 5 3 1 6 2 Removing the right cover 3 5 3 1 6 3 Removi...

Page 44: ...7 Removing the Top Cover 3 18 3 1 11 8 Removing the Right Frame 3 18 3 1 11 9 Removing the Plate 3 18 3 1 11 10 Removing the Left Frame 3 18 3 1 11 11 Removing the Power Supply Shield Plate 3 19 3 1 1...

Page 45: ...er Unit 3 31 3 2 4 6 Removing the Board Unit 3 32 3 2 4 7 Removing the Operation Panel Unit 3 32 3 2 4 8 Removing the Scanner Cover Unit 3 32 3 2 4 9 Removing the Flatbed Motor Unit 3 33 3 3 LASER EXP...

Page 46: ...ing the Rear of the Cassette 3 46 3 5 3 2 Removing the Cassette Separation Pad 3 46 3 5 4 Paper Feed Roller 3 47 3 5 4 1 Removing the Cassette 3 47 3 5 4 2 Removing the right cover 3 47 3 5 4 3 Removi...

Page 47: ...7 1 Removing the Cassette 3 60 3 5 7 2 Removing the right cover 3 60 3 5 7 3 Removing the Gear Unit 3 60 3 6 FIXING SYSTEM 3 61 3 6 1 Fixing Film Unit 3 61 3 6 1 1 Removing the Cassette 3 61 3 6 1 2...

Page 48: ...Contents 3 6 2 11 Removing the Power Supply Shield Plate 3 68 3 6 2 12 Removing the Fixing Film Unit 3 68 3 6 2 13 Removing the Fixing Pressure Roller 3 69...

Page 49: ...to disengage the connection 2 Remove the shafts on both sides 3 while warping the shaft arms inside and remove the front cover F 3 1 3 1 2 Rear Cover 3 1 2 1 Removing the Cassette 0002 6890 1 Remove t...

Page 50: ...1 Opening the face up cover 1 and then lower the fixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 6 3...

Page 51: ...the rear cover 0007 7450 1 Opening the face up cover 1 and then lower the fixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you p...

Page 52: ...Right Cover 3 1 4 1 Removing the Cassette 0002 6871 1 Remove the cassette by holding the cassette handle 3 1 4 2 Removing the right cover 0007 7418 1 Open the front cover 1 and remove the 2 screws 2...

Page 53: ...e 2 screws 1 on the back side and remove the left cover 2 F 3 18 3 1 6 Operation Panel Unit 3 1 6 1 Removing the Cassette 0007 9904 3 1 6 2 Removing the right cover 0007 7486 1 Open the front cover 1...

Page 54: ...the face up cover 1 and then lower the fixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 23 3 1 6 5 Re...

Page 55: ...board unit 1 and remove the connector 2 the grounding cable 3 and the 3 flat cables 4 F 3 27 3 1 6 7 Removing the Operation Panel Unit 0007 7491 1 Reomve the 2 screws 1 and remove the flat cable from...

Page 56: ...cover 0007 7477 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 32 2 Remove the 2 screws 1 on the back side and remove the left cover 2 F 3 33 3 1 7 4 Removing the rear cover...

Page 57: ...4 and the 2 pins 5 on the right and left sides F 3 35 3 Remove the 2 screws on the back 1 Slide the scanner unit 2 to the back then remove it by lifting it F 3 36 3 1 7 6 Removing the Board Unit 0007...

Page 58: ...g the left cover 0007 9240 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 40 2 Remove the 2 screws 1 on the back side and remove the left cover 2 F 3 41 3 1 8 3 Removing the...

Page 59: ...7564 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 43 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 44 3 1 9 3 Removing the left cover 0007 7568...

Page 60: ...ng the Power Supply Shield Plate 0007 7694 1 Remove the connector 1 and remove the cable from the cable guide F 3 48 2 Remove the 9 screws 1 to remove the power supply shield plate 2 F 3 49 3 1 9 6 Re...

Page 61: ...le 2 2 Remove the 4 screws 3 As you disengage the 3 spacers 4 remove the power supply board 5 F 3 52 3 1 10 High voitage Power Supply PCB 3 1 10 1 Removing the Cassette 0002 7494 1 Remove the cassette...

Page 62: ...F 3 56 3 1 10 4 Removing the rear cover 0007 7704 1 Opening the face up cover 1 and then lower the fixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove...

Page 63: ...s the flat cable 3 on the ECNT board F 3 60 3 As you remove the bosses on both sides 1 lower the front part of the power supply assembly 2 Then pull it to remove the power supply assembly F 3 61 3 1 1...

Page 64: ...n the front side F 3 63 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 64 3 1 11 3 Removing the left cover 0007 7534 1 Open the front cover 1 and remove the 2 screws 2 on th...

Page 65: ...fixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 68 3 1 11 6 Removing the Scanner Unit 0007 7538 1 R...

Page 66: ...ove the 3 screws 1 and remove the right frame 2 F 3 72 3 1 11 9 Removing the Plate 0007 7544 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 73 3 1...

Page 67: ...n the ECNT board F 3 76 3 As you remove the bosses on both sides 1 lower the front part of the power supply assembly 2 Then pull it to remove the power supply assembly F 3 77 3 1 11 13 Removing the To...

Page 68: ...007 7553 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 79 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 80 3 1 12 3 Removing the left cover 0007...

Page 69: ...ure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 84 3 1 12 6 Removing the Power Supply Shield Plate 0007 7560 1 R...

Page 70: ...ve the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 88 3 1 12 9 Removing the Paper Delivery Sensor 0007 7563 1 Remove the connector 1 on the ECNT board and ta...

Page 71: ...ight cover 0007 7453 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 90 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 91 3 2 1 3 Removing the left...

Page 72: ...t cable 2 on the ECNT board and remove the screw 3 Remove the flat cable from the core 2 Remove the 2 screws 4 and the 2 pins 5 on the right and left sides F 3 95 3 Remove the 2 screws on the back 1 S...

Page 73: ...the rear cover 0007 7496 1 Opening the face up cover 1 and then lower the fixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you...

Page 74: ...on the back side of the scanner unit F 3 104 2 Open the board unit 1 and remove the connector 2 the grounding cable 3 and the 3 flat cables 4 F 3 105 3 2 2 7 Removing the Operation Panel Unit 0007 749...

Page 75: ...0002 7747 1 Remove the cassette by holding the cassette handle 3 2 3 2 Removing the right cover 0007 7516 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 109 2 Remove the 2 sc...

Page 76: ...the flat cable 2 on the ECNT board and remove the screw 3 Remove the flat cable from the core 2 Remove the 2 screws 4 and the 2 pins 5 on the right and left sides F 3 114 3 Remove the 2 screws on the...

Page 77: ...nit F 3 119 3 2 3 8 Removing the Scanner Cover Unit 0007 7522 1 Remove the platen glass cover 2 Remove the 3 screws 1 3 Remove the 4 front claws 2 and the 6 claws 3 on the right and left sides and rem...

Page 78: ...p on the left side also 4 Remove the CCD unit 5 by pulling it out of the shaft F 3 122 3 2 4 Flatbed Motor Unit 3 2 4 1 Removing the Cassette 0002 7748 1 Remove the cassette by holding the cassette ha...

Page 79: ...lease levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 127 3 2 4 5 Removing the Scanner Unit 0007 7506 1 Remove the connector...

Page 80: ...e Operation Panel Unit 0007 7509 1 Reomve the 2 screws 1 and remove the flat cable from the core F 3 132 2 Remove the 2 claws 2 on the operation panel unit 1 and remove the operation panel unit F 3 13...

Page 81: ...Chapter 3 3 33 3 2 4 9 Removing the Flatbed Motor Unit 0007 7512 1 Remove the 2 screws 1 2 While watching the CCD unit drive belt 2 carefully remove the flatbed motor unit 3 F 3 135 2 3 1...

Page 82: ...t cover 0007 7768 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 136 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 137 3 3 1 3 Removing the left c...

Page 83: ...ving the Scanner Unit 0007 7771 1 Remove the connector 1 and the flat cable 2 on the ECNT board and remove the screw 3 Remove the flat cable from the core 2 Remove the 2 screws 4 and the 2 pins 5 on t...

Page 84: ...the cable off the cable clamp The external cover is omitted from the illustration below to show the instructions clearly 2 Take the flat cable 2 off the board of the laser scanner unit 3 Remove the 4...

Page 85: ...ransfer Charging Roller 3 4 1 1 Removing the Transfer Charging Roller 0007 7699 1 Open the front cover 2 Hold the 2 claws 1 on the right side of the roller lifting them up 3 Slide the transfer chargin...

Page 86: ...right cover 0007 7800 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 146 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 147 3 5 1 3 Removing the le...

Page 87: ...ixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 151 3 5 1 6 Removing the Scanner Unit 0007 7805 1 Rem...

Page 88: ...ve the 3 screws 1 and remove the right frame 2 F 3 155 3 5 1 9 Removing the Plate 0007 7809 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 156 3 5...

Page 89: ...4 connectors 2 as well as the flat cable 3 on the ECNT board F 3 159 3 As you remove the bosses on both sides 1 lower the front part of the power supply assembly 2 Then pull it to remove the power su...

Page 90: ...nit down on its front face so that the interior of the main unit is easily visible 2 Remove the boss of the bushing 1 and turn it to the front then slide it to detach the bushing 3 Slide the pickup ro...

Page 91: ...Removing the front cover 0007 7825 1 Open the front cover 1 and remove the arm claws 2 to disengage the connection 2 Remove the shafts on both sides 3 while warping the shaft arms inside and remove t...

Page 92: ...crews 4 and the 2 pins 5 on the right and left sides F 3 172 3 Remove the 2 screws on the back 1 Slide the scanner unit 2 to the back then remove it by lifting it F 3 173 3 5 2 7 Removing the Top Cove...

Page 93: ...cable 1 from the cable guide 2 Remove the 2 screws 2 and remove the left frame 3 F 3 177 3 5 2 11 Removing the Power Supply Shield Plate 0007 9963 1 Remove the 5 screws 1 to remove the power supply s...

Page 94: ...d behind the main motor F 3 181 3 5 3 Cassette Separation Pad 3 5 3 1 Removing the Rear of the Cassette 0002 3783 1 Lift the rear of the cassette and separate the rear from the front 3 5 3 2 Removing...

Page 95: ...dle 3 5 4 2 Removing the right cover 0007 7835 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 185 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 18...

Page 96: ...ixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 190 3 5 4 6 Removing the Scanner Unit 0007 7845 1 Rem...

Page 97: ...ve the 3 screws 1 and remove the right frame 2 F 3 194 3 5 4 9 Removing the Plate 0007 7848 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 195 3 5...

Page 98: ...4 connectors 2 as well as the flat cable 3 on the ECNT board F 3 198 3 As you remove the bosses on both sides 1 lower the front part of the power supply assembly 2 Then pull it to remove the power su...

Page 99: ...tooth missing gear 2 F 3 203 3 5 4 15 Removing the Manual Stay 0007 7855 1 Release the lower claw 2 of the solenoid cover 1 and remove the solenoid cover 2 Remove the 3 screws 3 While watching the sen...

Page 100: ...olding the cassette handle 3 5 5 2 Removing the right cover 0007 7858 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 207 2 Remove the 2 screws 1 on the back side and remove t...

Page 101: ...ixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 212 3 5 5 6 Removing the Scanner Unit 0007 7863 1 Rem...

Page 102: ...ve the 3 screws 1 and remove the right frame 2 F 3 216 3 5 5 9 Removing the Plate 0007 7867 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 217 3 5...

Page 103: ...ble 3 on the ECNT board F 3 220 3 As you remove the bosses on both sides 1 lower the front part of the power supply assembly 2 Then pull it to remove the power supply assembly F 3 221 3 5 5 13 Removin...

Page 104: ...1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 223 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 224 3 5 6 3 Removing the left cover 0007 7781 1...

Page 105: ...ixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 228 3 5 6 6 Removing the Scanner Unit 0007 7784 1 Rem...

Page 106: ...ve the 3 screws 1 and remove the right frame 2 F 3 232 3 5 6 9 Removing the Plate 0007 7788 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 233 3 5...

Page 107: ...nectors 2 as well as the flat cable 3 on the ECNT board F 3 236 3 As you remove the bosses on both sides 1 lower the front part of the power supply assembly 2 Then pull it to remove the power supply a...

Page 108: ...7775 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 239 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 240 3 5 7 3 Removing the Gear Unit 0007 7778...

Page 109: ...er 0007 7729 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 243 2 Remove the 2 screws 1 on the back side and remove the right cover 2 F 3 244 3 6 1 3 Removing the left cover...

Page 110: ...ixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 248 3 6 1 6 Removing the Scanner Unit 0007 7734 1 Rem...

Page 111: ...ve the 3 screws 1 and remove the right frame 2 F 3 252 3 6 1 9 Removing the Plate 0007 7740 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 253 3 6...

Page 112: ...it 0007 7749 1 Remove the 2 screws 1 and take off the Fixing cover 2 F 3 256 2 Remove the 2 screws 1 Remove the Fixing entrance guide 2 by sliding it sideways back and forth F 3 257 3 Disengage the co...

Page 113: ...he cassette handle 3 6 2 2 Removing the right cover 0007 7754 1 Open the front cover 1 and remove the 2 screws 2 on the front side F 3 260 2 Remove the 2 screws 1 on the back side and remove the right...

Page 114: ...ixing pressure release levers 2 on both sides and release the pressure 2 Remove 2 screws 3 3 Remove the rear cover 4 as you pull it toward you F 3 265 3 6 2 6 Removing the Scanner Unit 0007 7760 1 Rem...

Page 115: ...ve the 3 screws 1 and remove the right frame 2 F 3 269 3 6 2 9 Removing the Plate 0007 7763 1 Remove the connector 1 of the ECNT board 2 Remove the 3 screws 2 and then removes the plate 3 F 3 270 3 6...

Page 116: ...it 0007 7766 1 Remove the 2 screws 1 and take off the Fixing cover 2 F 3 273 2 Remove the 2 screws 1 Remove the Fixing entrance guide 2 by sliding it sideways back and forth F 3 274 3 Disengage the co...

Page 117: ...ing the Fixing Pressure Roller 0007 7767 1 Remove the gear 1 by disengaging the claw 2 Take out the boss of the bushing 2 turn it and remove the bushing F 3 277 3 Hold the shorter shaft 2 of the Fixin...

Page 118: ......

Page 119: ...Chapter 4 MAINTENANCE AND INSPECTION...

Page 120: ......

Page 121: ...5 1Areas Requiring Application of Grease 4 7 4 5 2Delivery Idler Gear 4 8 4 5 3Fixing Drive Transmission Gear 4 9 4 5 4Large Gear Bushing R 4 9 4 5 5Large Gear 4 10 4 5 6Feed Gear 4 10 4 5 7Internal...

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Page 123: ...Chapter 4 4 1 4 1 Periodically Replaced Parts 4 1 1 Parts Requiring Periodical Replacement 0003 0867 The machine does not have parts that require periodical replacement...

Page 124: ...pter 4 Running H F 5 4 2 4 2 Consumables 4 2 1 Consumable 0007 6479 T 4 1 Work by Item Interval guide User Cartridge EP 27 When toner in the toner cartridge being used has run out Service Techician No...

Page 125: ...Chapter 4 4 3 4 3 Periodical Service 4 3 1 Items Requiring Scheduled Servicing 0003 0865 The machine does not have items that require scheduled servicing...

Page 126: ...e separation pad When paper separation performance has lowered Feed roller When paper feed performance has lowered Transfer charging roller When the back of paper tends to become soiled or when a whit...

Page 127: ...d detergent be sure to remove its residue using a soft moist cloth After removing all soiling dry wipe the area with a soft dry cloth 4 4 3 Cleaning Method scanning unit 0007 6487 F 4 1 1 Rear surface...

Page 128: ...f the transfer charging roller to avoid soiling the back of paper or white spots in the images Never use solvent If the soiling cannot be removed using lint free paper or the roller is deformed replac...

Page 129: ...ase be sure to apply grease Printer unit F 4 3 T 4 3 1 Delivery idler gear 10 FU delivery roller 2 Fixing drive transmission gear 11 Pickup idler gear 3 Large gear bushing R 12 Feed deceleration gear...

Page 130: ...4 4 T 4 4 4 5 2 Delivery Idler Gear 0002 7926 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 direc...

Page 131: ...on gear butting ribs in opposition spread in circumferential direction over a length of 1 4 or more F 4 6 4 5 4 Large Gear Bushing R 0002 7930 Area of application 1 Grease MOLYKOTE EM 50L Amount 10 5...

Page 132: ...cation of application rib against which gear is butted spread in circumferential direction over a length of 1 2 or more F 4 8 4 5 6 Feed Gear 0002 7935 Area of application 1 Grease MOLYKOTE EM 50L Amo...

Page 133: ...1 4 5 7 Internal Gear 0002 7937 Area of application 1 Grease MOLYKOTE EM 50L Amount 40 10 mg Location of application 5 teeth or more of internal gear in opposition 2 locations in circumferential direc...

Page 134: ...e 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 suppor...

Page 135: ...Chapter 4 4 13 4 5 9 Main Motor 0002 7939 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 12 1...

Page 136: ...F 5 4 14 4 5 10 Drive Releasing Arm 0002 7940 Area of application 1 Grease MOLYKOTE EM 50L Amount 10 5 mg Location of application 4 locations on sliding surface against gear support shaft of drive rel...

Page 137: ...st 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 appli...

Page 138: ...locations on pickup idler gear support shaft 5 teeth or more covering entire large diameter tooth surface of pickup idler gear F 4 15 4 5 13 Feed Deceleration Gear 0002 7946 Area of application 1 Gre...

Page 139: ...mall 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...

Page 140: ...OTE EM 50L Amount 30 5 mg Location of application entire sliding surface against FD delivery bushing F 4 18 4 5 16 Large Gear Bushing F 0002 7950 Area of application 1 Grease MOLYKOTE EM 50L Amount 10...

Page 141: ...of pressure roller shaft sliding surface against contact spring F F 4 20 4 5 18 Cassette Pickup Roller 0003 6451 Area of application 1 Grease MOLYKOTE EM 50L Amount approx 10 mg Location of applicati...

Page 142: ...Location of application part of CCD shaft where contacts the CCD unit all the faces in the shaft direction F 4 22 4 5 20 Wheel Shaft 0007 8738 Area of application 1 Grease MOLYKOTE EM 50L Amount suita...

Page 143: ...Chapter 5 TROUBLE SHOOTING...

Page 144: ......

Page 145: ...5 4 5 3 1 Basic Adjustments 5 4 5 3 1 1 Items of Adjustment 5 4 5 4 Service Tools 5 5 5 4 1Special Tools 5 5 5 5 Error Code 5 6 5 5 1 Outline 5 6 5 5 1 1 Error Code Outline 5 6 5 5 2 Service Error Cod...

Page 146: ......

Page 147: ...the LCD in standby mode shows ENV regardless of envelope type When paper size is set to A5 paper size error does not occur even if printing is made with other size paper Printing Scanning When legal p...

Page 148: ...5 2 2 1 Control Panel Related 5 2 2 1 1 When manual paper size is set to envelope the LCD in standby mode shows ENV regardless of envelope type 0007 8088 Cause The LCD in standby mode does not support...

Page 149: ...medy Set correct paper type and size 5 2 4 Jam Main Unit 5 2 4 1 Jam when feeding paper from a cassette 0007 8093 Cause There are cases where the cassette paper sensor detects paper and feeds it even...

Page 150: ...Chapter 5 Running H F 5 5 4 5 3 Measurement and Adjustment 5 3 1 Basic Adjustments 5 3 1 1 Items of Adjustment 0003 3366 The machine does not have items that are cited for adjustment...

Page 151: ...007 6537 T 5 2 Tool Description Parts No Grease MOLYKOTE EM 50L Apply to specified areas HY9 0007 Grease MOLYKOTE EMD 110 Apply to specified areas HY9 0023 Grease IF 20 Apply to specified areas CK 800...

Page 152: ...service man for correction it is indicated as a service man error code in the form of SYSTEM ERROR E number 5 5 2 Service Error Code 5 5 2 1 Unique Remedies Service Error Codes 0007 6768 T 5 3 5 5 2 2...

Page 153: ...the power off and on 2 Make sure that the Laser Scanner unit J801 and ECNT board J503 are properly connected 3 Make sure that the Laser Scanner unit and ECNT board J504 are properly connected 4 Make...

Page 154: ...anged by following the menu SSSW Use it to set the document scanning size NUMERIC Do not use SPECIAL Do not use NCU Do not use FAX Do not use SCAN Do not use PRINT Do not use NETWORK Do not use CODEC...

Page 155: ...d Not used Not used Not used Not used Not used Inch mm resolution settings Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used...

Page 156: ...SW001 SW030 001 070 SPECIAL SW001 to SW030 Not used 001 to 070 Not used SW001 SW050 001 100 FAX SW001 to SW050 Not used 001 to 100 Not used SW001 SW050 001 350 SCAN SW001 to SW050 Not used 001 to 350...

Page 157: ...to SW050 Not used 001 to 050 Not used SW001 SW050 001 050 NETWORK SW001 to SW050 Not used 001 to 050 Not used SW001 SW050 001 050 CODEC SW001 to SW050 Not used 001 to 050 Not used SW001 SW050 001 100...

Page 158: ...d CLEAR Data initialization mode settins TEST MODE Not used TEL USER DATA SERVICE DATA COUNTER TYPE ALL Dialing data and user data initialization Data on system dump list initialization Total number o...

Page 159: ...of parameters of Bit 0 and Bit1 T 5 5 Bit Function 1 0 0 Document scanning size type 1 0 1 Document scanning size type 1 0 2 Not used 3 Not used 4 Not used 5 Not used 6 Not used 7 Not used Bit0 Bit1 0...

Page 160: ...Test Mode TEST 5 6 4 1 Overview 5 6 4 1 1 Test Mode Overview 0007 6666 The following test modes are available from the menu on the display D RAM tests Writes data to DRAM image storage areas and reads...

Page 161: ...key Turn OFF and back ON the power to end the Test Mode F 5 9 1 DRAM TEST 2 SCAN TEST 3 PRINT TEST 4 MODEM TEST 5 AGING TEST 6 FUNCTION TEST 1 DRAM TEST 2 DRAM TEST 1 WHT 2 BLK 3 STRPS 4 CHKRS 5 CHKR...

Page 162: ...10 Before D RAM test output all image data in image memory When D RAM test is performed all image data are cleared Error Restart by pressing Start button DRAM TEST 40960KB DRAM TEST 40960KB complete n...

Page 163: ...int Test menu to select 3 2 BLACK or press the numeric key 6 to select 3 6 ENDURANCE Do not use the other patterns They are for development and factory use Check for white stripes and unevenness on th...

Page 164: ...selected by pressing the numeric key 6 from the test mode menu These tests test the following faculties of this machine T 5 6 Test type Overview Sensor tests Test whether the sensors are operating cor...

Page 165: ...t used DES Not used HPS Home position sensor on of JAM Paper delivery jam detection on of TN Toner sensor on of and toner amount JAM000 JAM code display 010 Pickup delay jam 020 Pickup stationary jam...

Page 166: ...by pressing the Start key after the display test Check for any LED that does not blink during the test However the Energy Saver key does not go on at this time Operation key Test The operation key te...

Page 167: ...HHHHHHHH Press Start Key All LCD dots displayed Press Start Key Press Start Key Press the Stop key to end the test The LED lamps other than the Energy Saver key go on When the entire display has goes...

Page 168: ......

Page 169: ...Chapter 6 APPENDIX...

Page 170: ......

Page 171: ...Contents QPVGPVU 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 172: ......

Page 173: ...Feed Paper Sensor Used 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 D...

Page 174: ...NT Board Used to control the whole of the system 2 ECNT Board Used to control the operation of the printer unit 3 High Voltage Power Supply Board Used to supply high voltage power to the printer unit...

Page 175: ...Aug 27 2004...

Page 176: ......

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Canon MF3110 - ImageCLASS Laser Multifunction, Service Manual

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