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Canon iR6570 series, Service Manual

The Canon iR6570 series is a versatile and high-performing multifunctional printer designed for professional environments. To assist users in optimizing their device, a comprehensive manual is available for download, providing a detailed general timing chart, general circuit diagram, and more, absolutely free at manualshive.com.

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Contents

7.4.1 

Overview ..................................................................................................................................................................7- 5

7.4.2 

Copier/Printer Potential Control ...............................................................................................................................7- 5

7.4.3 

Determining the Primary Current .............................................................................................................................7- 7

7.4.4 

Determining the Laser Output..................................................................................................................................7- 8

7.4.5 

Determining the Developing Bias.............................................................................................................................7- 8

7.4.6 

APC Correction ........................................................................................................................................................7- 9

7.4.7 

Adjusting the Density in Various Modes ................................................................................................................7- 10

7.5 

Charging Mechanism ............................................................................................................................... 7- 11

7.5.1 

Controlling Pre-Exposure LED...............................................................................................................................7- 11

7.5.1.1 

Pre-Exposure LED Control .................................................................................................................................................... 7- 11

7.5.2 

Primary Charging Mechanism................................................................................................................................7- 11

7.5.2.1 

Overview ................................................................................................................................................................................ 7- 11

7.5.2.2 

Primary Charging Assembly Cleaning Mechanism................................................................................................................ 7- 11

7.5.2.3 

Others .................................................................................................................................................................................... 7- 12

7.5.3 

Dust-Collecting Roller Bias ....................................................................................................................................7- 12

7.5.3.1 

Overview ................................................................................................................................................................................ 7- 12

7.5.4 

Pre-Transfer Charging Mechanism........................................................................................................................7- 13

7.5.4.1 

Outline.................................................................................................................................................................................... 7- 13

7.5.4.2 

Controlling the Output to Suit the Environment (fuzzy control) .............................................................................................. 7- 13

7.5.4.3 

Pre-Transfer Charging Assembly Cleaning Mechanism ........................................................................................................ 7- 14

7.5.4.4 

Others .................................................................................................................................................................................... 7- 14

7.6 

Drum Cleaner Unit.................................................................................................................................... 7- 16

7.6.1 

Outline....................................................................................................................................................................7- 16

7.6.2 

Detecting the State (full) of the Waste Toner Case ...............................................................................................7- 16

7.7 

Developing Assembly............................................................................................................................... 7- 18

7.7.1 

Controlling the Developing Assembly Drive...........................................................................................................7- 18

7.7.2 

Controlling the Developing Bias.............................................................................................................................7- 18

7.7.3 

Detecting the Toner Level and Controlling Toner Supply ......................................................................................7- 19

7.8 

Transfer Mechanism................................................................................................................................. 7- 21

7.8.1 

Transfer Charging Mechanism...............................................................................................................................7- 21

7.8.1.1 

Outline.................................................................................................................................................................................... 7- 21

7.8.1.2 

Controlling the Output to Suit the Environment (fuzzy control) .............................................................................................. 7- 21

7.8.1.3 

Transfer Charging Assembly Cleaning Mechanism............................................................................................................... 7- 21

7.8.1.4 

Others .................................................................................................................................................................................... 7- 22

7.9 

Separation Mechanism............................................................................................................................. 7- 23

7.9.1 

Separation Charging Mechanism...........................................................................................................................7- 23

7.9.1.1 

Outline.................................................................................................................................................................................... 7- 23

7.9.1.2 

Correcting the Output to Suit the Environment and the Drum Surface Potential ................................................................... 7- 23

7.9.1.3 

Others .................................................................................................................................................................................... 7- 24

7.10 

Parts Replacement Procedure ............................................................................................................... 7- 25

7.10.1 

Process Unit.........................................................................................................................................................7- 25

7.10.1.1 

Removing the Primary Fan Duct .......................................................................................................................................... 7- 25

7.10.1.2 

Removing the Developing Assembly ................................................................................................................................... 7- 25

7.10.1.3 

Removing the Process Unit ................................................................................................................................................. 7- 25

7.10.1.4 

Mounting the Process Unit ................................................................................................................................................... 7- 26

7.10.2 

Pre-Exposure Lamp .............................................................................................................................................7- 27

7.10.2.1 

Removing the Primary Fan Duct .......................................................................................................................................... 7- 27

7.10.2.2 

Removing the Developing Assembly ................................................................................................................................... 7- 27

7.10.2.3 

Removing the Process Unit ................................................................................................................................................. 7- 28

7.10.2.4 

Removing the Primary Charging Assembly ......................................................................................................................... 7- 29

7.10.2.5 

Removing the Potential Sensor Assembly ........................................................................................................................... 7- 29

7.10.2.6 

Removing the Pre-Exposure Lamp Unit............................................................................................................................... 7- 29

7.10.2.7 

Cleaning the Primary Anti-Stray Sheet ................................................................................................................................ 7- 30

7.10.3 

Primary Charging Assembly.................................................................................................................................7- 30

7.10.3.1 

Removing the Primary Fan Duct .......................................................................................................................................... 7- 30

7.10.3.2 

Removing the Primary Charging Assembly ......................................................................................................................... 7- 30

7.10.4 

Pre-Transfer Charging Assembly.........................................................................................................................7- 31

7.10.4.1 

Removing the Primary Fan Duct .......................................................................................................................................... 7- 31

Summary of Contents for iR6570 series

Page 1: ...Mar 29 2005 Service Manual iR6570 5570 Series...

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: ...ed 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 mec...

Page 6: ......

Page 7: ...x Settings 1 15 1 2 3 9 Printer Settings 1 15 1 2 3 10 Address Book Settings 1 16 1 2 3 11 Voice Guide Settings 1 17 1 2 4 Maintenance by the User 1 18 1 2 4 1 Cleaning 1 18 1 2 4 2 Checks 1 19 1 2 5...

Page 8: ...chine 2 21 2 5 3 Installation Procedure for the Copy Tray L1 2 22 2 6 Installing the Card Reader 2 24 2 6 1 Installation Procedure for the Card Reader 2 24 2 6 2 Checking the Contents 2 24 2 6 3 Turni...

Page 9: ...the Rear Cover upper 4 16 4 7 1 2 Removing the Main Controller Box 4 16 4 7 2 Main Controller PCB 4 17 4 7 2 1 Removing the Main Controller PCB 4 17 4 7 2 2 After Replacing the Main Controller PCB 4 1...

Page 10: ...moving the Copyboard Glass 5 20 5 4 3 2 Removing the Right Cover upper 5 21 5 4 3 3 Removing the Reader Right Cover 5 21 5 4 3 4 Removing the Left Cover upper 5 21 5 4 3 5 Removing the Reader Left Cov...

Page 11: ...ntrol Panel 5 37 5 4 12 11 Removing the Scanner Drive Cable 5 38 5 4 12 12 Fitting the Scanner Drive Cable 5 41 5 4 12 13 Adjusting the Position of the No 1 No 2 Mirror Base 5 41 Chapter 6 Laser Expos...

Page 12: ...Supply 7 19 7 8 Transfer Mechanism 7 21 7 8 1 Transfer Charging Mechanism 7 21 7 8 1 1 Outline 7 21 7 8 1 2 Controlling the Output to Suit the Environment fuzzy control 7 21 7 8 1 3 Transfer Charging...

Page 13: ...7 42 7 10 8 1 Points to Note When Handling the Photosensitive Drum 7 42 7 10 8 2 Removing the Primary Fan Duct 7 42 7 10 8 3 Removing the Developing Assembly 7 42 7 10 8 4 Removing the Process Unit 7...

Page 14: ...fications and construction 8 1 8 1 2 Arrangement of Rollers and Sensors 8 1 8 1 3 Outline of the Pickup Control System 8 3 8 1 4 Outline of the Pickup Assembly Motor Control System 8 5 8 2 Basic Seque...

Page 15: ...troller Box 8 38 8 10 3 4 Removing the Right Cover lower rear 8 39 8 10 3 5 Removing the Waste Toner Bottle Holder 8 39 8 10 3 6 Removing the Motor Driver PCB Base 8 40 8 10 3 7 Removing the Cassette...

Page 16: ...Corona Assembly 8 56 8 10 17 3 Removing the Registration Clutch 8 56 8 10 17 4 Removing the Registration Roller 8 56 8 10 18 Pre Registration Motor 8 57 8 10 18 1 Removing the Rear Cover upper 8 57 8...

Page 17: ...79 8 10 27 8 Removing the Duplex Pre Registration Sensor 8 79 8 10 27 9 Removing the Reversal Sensor 1 8 80 8 10 27 10 Removing the Reversal Sensor 2 8 80 8 10 27 11 Removing the Left Deck Feed Paper...

Page 18: ...r 9 27 9 5 4 2 Points to Note When Mounting the Fixing Roller 9 29 9 5 4 3 Applying Grease After Replacing the Fixing Roller 9 31 9 5 4 4 Adjusting the Nip Width 9 31 9 5 5 External Delivery Roller 9...

Page 19: ...hapter 10 External and Controls 10 1 Control Panel 10 1 10 1 1 Overview 10 1 10 1 2 LCD Indication Processing 10 1 10 1 3 Adjusting the LCD Contrast 10 1 10 1 4 Functions of the Control Panel CPU 10 1...

Page 20: ...el 10 23 10 5 7 1 Removing the Right Cover upper 10 23 10 5 7 2 Removing the Reader Right Cover 10 23 10 5 7 3 Removing Copyboard Glass 10 23 10 5 7 4 Removing the Left Cover upper 10 24 10 5 7 5 Remo...

Page 21: ...4 Removing the Printer Power Supply PCB 10 37 10 5 19 5 DC Power Supply Fan 10 37 10 5 20 Fixing Heater Power Supply Cooling Fan 10 38 10 5 20 1 Removing the Left Cover upper 10 38 10 5 20 2 Removing...

Page 22: ...t Non Image Width 13 20 13 2 6 Adjusting the Leading Edge Non Image Width 13 20 13 3 Scanning System 13 21 13 3 1 After Replacing the Reader Controller PCB 13 21 13 3 2 When Replacing the CCD Unit 13...

Page 23: ...tor M20 M21 of the Cassette 3 cassette 4 13 32 Chapter 14 Correcting Faulty Images 14 1 Making lnitial Checks 14 1 14 1 1 Site Environment 14 1 14 1 2 Checking the Originals for Symptoms 14 1 14 1 3 C...

Page 24: ...16 12 16 3 1 Outline 16 12 16 3 2 R CON 16 12 16 3 3 FEEDER 16 14 16 3 4 SORTER 16 14 16 3 5 MN CON 16 20 16 3 6 P CON 16 20 16 4 ADJUST Adjustment Mode 16 25 16 4 1 COPIER 16 25 16 4 1 1 COPIER List...

Page 25: ...tline 17 21 17 4 3 2 Downloading Procedure 17 21 17 4 4 Downloading MEAPCONT 17 22 17 4 4 1 Outline 17 22 17 4 4 2 Downloading Procedure 17 22 17 4 5 Downloading KEY 17 24 17 4 5 1 Outline 17 24 17 4...

Page 26: ...Contents...

Page 27: ...Chapter 1 Introduction...

Page 28: ......

Page 29: ...gs 1 10 1 2 3 2 Timer Settings 1 11 1 2 3 3 Adjustment Cleaning 1 11 1 2 3 4 Report Output 1 11 1 2 3 5 System Control Settings 1 12 1 2 3 6 Copier Specifications 1 13 1 2 3 7 Transmission Reception S...

Page 30: ......

Page 31: ...ows a typical system configuration F 1 1 T 1 1 1 1 2 System Configuration with Printing Transmission Accessories 230V 0009 6170 The following shows a typical system configuration 1 Finisher T1 2 Saddl...

Page 32: ...Kit A1 11 Web Access Software A1 license certificate 12 Remote Operators Software Kit A1 license certificate 1 1 3 Functions and Printing Transmission Accessories 230V 0009 6183 The following shows th...

Page 33: ...PDF Encryption Kit B1 searchable PDF function Univrsal Send Kit D1 Universal Send Searchable PDF Kit A1 encryption PDF function searchable PDF function Univrsal Send Kit D1 Universal Send PDF Encrypt...

Page 34: ...Toner access cover 4 Front cover 5 Right front deck 6 Cassette 3 7 Cassette 4 8 Left front deck 9 Left cover paper 10 Environment switch 11 Cassette heater switch 12 Leakage breaker 13 Left cover mid...

Page 35: ...r 21 Right cover upper rear 22 Rear cover lower 23 Main power switch 24 Right cover lower rear 25 Right cover lower 26 Right door unit lower 27 Right door unit upper 28 Manual feed pickup tray 29 Righ...

Page 36: ...unit 16 Dust proofing glass 17 Developing cylinder 18 Pre transfer charging assembly 19 Manual feed pull out roller 20 Manual feed feed roller 21 Manual feed separation roller 22 Registration roller...

Page 37: ...glass 52 Scanning lamp 1 2 2 Using the Machine 1 2 2 1 Turning On the Power Switch 0008 8707 The machine is equipped with 2 power switches main power switch and control panel power switch Normally i...

Page 38: ...hard disk 1 Hold down the control panel power switch for 3 sec or more 2 Go through the down sequence instructions indicated on the touch panel so that the main power switch may be turned off 3 Turn...

Page 39: ...itch 8 Counter key 9 Clip recess 10 Stop key 11 Start key 12 Main power lamp 13 Error lamp 14 Execute Memory lamp 15 Clear key 16 ID key 17 Display contrast dial O N O F F OFF ON Enargy Saver Counter...

Page 40: ...ide Japan punched paper outside Japan cassettes 3 cassette 4 plain paper colored paper recycled paper bond paper outside Japan letterhead plain paper outside Japan letterhead heavy paper outside Japan...

Page 41: ...cation copier box other for each ON OFF output tray paper mix ON OFF original reading area cleaning prompt ON OFF function limit mode ON OFF shut down mode execute key reset common settings Do you rea...

Page 42: ...u want to print the user data list yes no Mode Description set system administrator information system control group ID 7 characters max system control ID set 7 characters system administrator name 32...

Page 43: ...icense 24 characters set print expansion ON OFF group ID ON OFF date ON OFF text ON OFF MEAP setup use HTTP ON OFF use SSL ON OFF print system info print set machine information distribution register...

Page 44: ...FF number of retries 3 times 0 to 5 times change transmission function standard mode read mode black and white machine default black at 200 dpi black at 300 dpi black at 600 dpi black at 400 dpi Note...

Page 45: ...ssion dial tone check ON OFF fax reception function setup ECM reception ON OFF select reception mode fax tel switchover at ring start 0 to 30 sec 8 ring length 15 to 300 sec 17 post ring operation end...

Page 46: ...position 5 locations upper left lower left upper right lower right print start character 1 to 9999 1 print size small at 12 point medium at 24 point large at 36 point density 1 to 5 3 Delivery side sp...

Page 47: ...stered in address book fax e mail i fax remote file system jet SEND box local printer save in box select box 00 to 99 delete search for address server simple search server to search from pull down fro...

Page 48: ...F 1 11 2 Platen Roller Clean the platen roller 1 with a cloth moistened with water or solution of mild detergent well wrung then dry wipe it with a dry soft cloth F 1 12 3 Platen Board Glass ADF Readi...

Page 49: ...o check for over current and leakage current requiring the user to check the operation of the breaker on a periodical basis e g at least once a month Also ask the user to keep a record of checks made...

Page 50: ...t is shielded in a protective housing and by external covers so that its light will not escape outside the machine as long as the machine is used in normal operating conditions 1 2 5 2 CDRH Regulation...

Page 51: ...Remove watches and rings before starting the work to avoid reflection of laser light to the eye The machine s laser light is red and its covers that may reflect laser light are identified by a warning...

Page 52: ...hod from cassette manual feeder paper deck Cassette pickup method separation retard Paper deck pickup method separation retard Multifeeder pickup method separation retard Drum cleaning method blade ma...

Page 53: ...c pressure 0 8 to 1 0 atm Noise standby 55 dB or less printing 78 dB or less Hard disk 20GB Power supply rating 100V 120V 230V Sleep mode yes Power consumption maximum 1500W or less 100V Power consump...

Page 54: ...3 20 19 B4 39 33 19 16 A3 32 29 16 14 STMTR 35 35 17 17 LTR 65 55 46 32 27 23 LTRR 50 43 39 25 21 19 LGL 39 33 19 16 LDR 31 29 15 14 heavy paper A4 55 46 27 23 A5R 28 28 14 14 B5 55 46 27 23 B5R 46 41...

Page 55: ...Chapter 2 Installation...

Page 56: ......

Page 57: ...2 2 18 Adjusting Side Registration 2 15 2 2 19 Adjusting Leading Edge Registration 2 17 2 2 20 Getting the Machine Ready for Installation 2 17 2 3 Checking the Connection to the Network 2 19 2 3 1 Ove...

Page 58: ...Contents 2 9 3 Mounting the Cassette Heater 2 34...

Page 59: ...function and errors in display 2 The site must not be near a source of fire or subject to dust or ammonium gas If exposed to direct rays of the sun provide curtains 3 The amount of ozone generated by...

Page 60: ...nes are placed in the room be aware that the machine will not be placed to suck the exhaust from other machines otherwise the life of the corona wire may be shortened especially in the low humidity en...

Page 61: ...f the following contents is missing F 2 6 T 2 1 1 Developing assembly 1 2 Toner Bottle 1 3 Grip 1 4 Grip assembly cover large 3 5 Latch face cover 1 6 Grip assembly cover small 1 7 Drum rotating tool...

Page 62: ...locking plate 1 13 Developing assembly locking plate unit 1 14 Wire saddle 1 15 Binding screw M4X4 4 16 Binding screw M4X6 1 17 RS tightening screw M4X8 1 18 Service book case 1 19 Touch Pen 1 20 Ind...

Page 63: ...Front right deck 6 Cassette 3 7 Cassette 4 8 Front left deck 9 Left cover Lower 10 Environment switch 11 Cassette heater switch 12 Breaker 13 Left cover Middle 14 Delivery cover 15 Left cover Upper 1...

Page 64: ...er 20 Rear cover Upper 21 Right cover Upper rear 22 Rear cover Lower 23 Main power switch 24 Right cover Lower rear 25 Right cover Lower 26 Lower right cover 27 Manual feed tray cover 28 Manual feed t...

Page 65: ...t of the site separately from the main body 2 Lift the machine with the four corners at the bottom not with right and left grips 3 grips 3 The machine weighs about 215kg Be sure to lift the machine in...

Page 66: ...be dropped out of the skid 8 Remove the grips attached using an appropriate tool e g a flat blade screwdriver while pushing the leaf spring F 2 13 9 Remove the tape from the machine 10 Check to see if...

Page 67: ...1 and open the fixing delivery assembly 2 F 2 17 4 Remove the two nip pressure release screws 2 connecting to the cable of tag F 2 18 5 Close the fixing delivery assembly 2 2 5 Checking the Corona Ass...

Page 68: ...lever remains released 7 Open the toner supply cover 8 Remove the toner supply cover 2 using the two screws 1 F 2 22 9 Remove the connector cover 2 using the screw 1 F 2 23 10 Remove the two screws 1...

Page 69: ...e sure to inlet the connector 2 2 6 Installing the Developing Assembly 0008 7955 1 Open the manual feed tray cover 1 remove the screw 2 from the door tape and fully open the manual feed tray cover 1 F...

Page 70: ...cassette remain set F 2 34 3 After removing the spacers close the deck cassette and the lower right cover 4 Attach the door tape of the manual feed tray cover using the screw and close the tray cover...

Page 71: ...ine before turning on the switch of the main power 2 2 10 Connecting the Reader Communication Cable 0009 4282 1 Attach the cable clip 1 in the package to the upper rear cover F 2 40 2 Connect the read...

Page 72: ...Press the key 2 and 8 at the same time and the key once again 2 Make the following selections COPIER FUNCTION INSTALL TONER S 3 Make sure that the message CHECK THE DEVELOPER appears 4 Check to see i...

Page 73: ...2 types Side registration margin at the left edge of image 2 5 1 5mm Leading edge registration margin at the leading edge of image 4 0 1 5mm 1 0mm Refer to Adjusting Side Registration or Adjusting Le...

Page 74: ...ent and register the value Cassette 4 COPIER FUNCTION CST C4 STMTR A4R This operation is similar to cassette 3 Front Deck Left Right 1 Press the release button to draw out the front deck left right 2...

Page 75: ...ore it inside the waste toner case cap in the hole of the drawer grip at the top of the waste toner case 2 2 Grip included in the package Store it in the grip storage area 3 F 2 60 The drum rotation t...

Page 76: ...ning Label 1 Pick out the Shut Down Warning Label 1 prepared in the appropriate language and attach it to the bottom left side 3 of the main power switch 2 of the machine s right cover lower rear F 2...

Page 77: ...ucceeds but NG is displayed if it ends in failure F 2 68 1 Result OK NG 2 IP address entry 2 3 3 Checking with Remote Host Address 0008 8562 You can check whether a network connection is available by...

Page 78: ...heck TCP IP settings of the machine again and re execute Ping If OK is displayed perform the next check 2 4 3 Checking with Local Host Address 0008 8565 The local host address is the IP address of the...

Page 79: ...n strict sequence to protect the machine s hard disk 1 Hold down on the power switch on the control panel for 3 sec or more 2 Operate on the touch panel according to the shut down sequence indicated s...

Page 80: ...When attaching the shift tray or the finisher to the machine however do not perform the following steps 1 Open the front cover and draw out the fixing feeder unit Remove the 2 screws 1 and detach the...

Page 81: ...the front cover 4 Remove the 2 screws 1 and detach the left cover upper 2 F 2 74 5 Attach the left magnet catch 1 to the left cover upper and bend the claws 2 of the magnet catch in the direction of a...

Page 82: ...hment C2 is required to install the card reader 2 6 2 Checking the Contents 0009 2174 Card Reader C1 T 2 5 F 2 77 Card Reader Attachment C2 T 2 6 1 Card Reader C1 1 pc 2 RS Tightening Screw M4x10 1 pc...

Page 83: ...k 1 Hold down on the power switch on the control panel for 3 sec or more 2 Operate on the touch panel according to the shut down sequence indicated so that the main power switch may be turned off 3 Tu...

Page 84: ...h the 2 screws 2 included in the package F 2 81 3 Attach the card reader to the joint plate 1 with the screw and binding washer 2 included in the package F 2 82 4 Pass the card reader cable 1 through...

Page 85: ...plate attached 1 to the card reader mount using the screw 2 included in the package F 2 84 6 Detach the cable 1 from the machine F 2 85 7 Connect the card reader cable to the connector 1 F 2 86 8 Pass...

Page 86: ...r setting the control card 13 Select the following service mode COPIER FUNCTION INSTALL CARD and enter the card number of use 1 to 2001 Of the cards used by user enter the minimum card number 1000 car...

Page 87: ...oints to note 1 Remove the upper cover of the controller refer to the Installation Manual 2 Connect the AC adapter plug to the controller refer to the Installation Manual 3 Remove the 4 screws 1 and d...

Page 88: ...Chapter 2 2 30 F 2 91 6 Refer to the Installation Manual for the NE controller A1 and make various settings and check operations 2 1...

Page 89: ...edure 0009 2170 1 Attach the 2 stepped screws 1 included in the package to the right upper cover F 2 93 2 Hook the document tray 1 on the stepped screws attached in step 1 1 Document Tray 1 pcs 2 Step...

Page 90: ...Chapter 2 2 32 F 2 94 If it is difficult to attach the document table loosen the 2 stepped screws once and tighten them back after attaching the document tray...

Page 91: ...equence to protect the machine s hard disk 1 Hold down on the power switch on the control panel for 3 sec or more 2 Operate on the touch panel according to the shut down sequence indicated so that the...

Page 92: ...power plug before starting the work 1 Open the cable clamp 1 and disconnect the reader unit communications cable 2 F 2 97 2 Remove the 6 screws 1 and detach the upper rear cover 2 F 2 98 3 Remove the...

Page 93: ...and disconnect the connector 2 then detach the heat discharge fan 3 together with the filter F 2 100 5 Press the release button 1 and slide out the cassette 4 2 F 2 101 6 Lift the inside unit 1 of the...

Page 94: ...nd at the tip on the long hole B of the machine then fit the cassette stay 1 in place F 2 103 Check to make sure that the claw A of the cassette stay is securely in place from the machine rear F 2 104...

Page 95: ...ing 2 screws 1 F 2 106 11 Lead the cassette heater connector 1 through the long hole A At the same time hook the metal plate B of the rear of the cassette heater 2 on the hole C of the cassette stay C...

Page 96: ...107 12 Lift the cassette heater 1 until it butts against the machine then secure it in place using the 2 included screws 2 F 2 108 13 Connect the cassette heater connector 1 to the connecter 2 of the...

Page 97: ...ilter lower rear cover upper rear cover and reader unit communications cable back in place 15 Fit the inside units back inside the cassettes then put the cassettes back in the machine 16 Connect the p...

Page 98: ......

Page 99: ...Chapter 3 Basic Operation...

Page 100: ......

Page 101: ...Main Motor M2 3 2 3 2 Basic Sequence 3 4 3 2 1 Basic Sequence of Operation at power on 30 sec start up mode 3 4 3 2 2 Basic Sequence of Operation at power on low temperature start up mode 3 4 3 2 3 B...

Page 102: ......

Page 103: ...ay Paper Deck option Pickup Feeding System Photo sensitive drum Pickup control Separation Fixing Transfer Lower feeding assembry Deck left Deck right Cassette 3 Cassette 4 HDD Control panel DC control...

Page 104: ...e motor to a specific speed Error detection code E010 Main controller PCB DC controller PCB Hard disk BD PCB CCD AP PCB Motor driver PCB Potential control PCB Environment sensor PCB Cassette 3 paper l...

Page 105: ...circuit Reference signal generation circuit Clock pulse generation circuit J631 J4005 DC controller PCB DC power supply PCB 1 2 1 2 24V GND Main motor M2 J632 J108 1 2 3 4 A8 A7 A6 A5 MAIN_M_GND MAIN...

Page 106: ...ower is turned on CNTR control rotation The machine executes potential control for the photosensitive drum In the case of 30 sec start up mode the machine measure the potential for a single rotation o...

Page 107: ...drum ends CNTR control rotation The machine executes potential control of the photosensitive drum For each mode i e copier printer the machine executes VD control to adjust the primary discharge curr...

Page 108: ...0 sec passes from power on CNTR control rotation The machine executes potential control of the photosensitive drum For each mode i e copier printer it executes VD control to adjust the primary dischar...

Page 109: ...until the image signal is generated PRINT print The machine is in a state in which a toner image is transferred to paper and the paper is discharged LSTR last rotation The machine is in a state in wh...

Page 110: ......

Page 111: ...Chapter 4 Main Controller...

Page 112: ......

Page 113: ...Copy Functions 4 12 4 6 2 Flow of Image Data for the Box Function 4 12 4 6 3 Flow of Image Data for the SEND Function 4 13 4 6 4 Flow of Image Data for the Fax Transmission 4 13 4 6 5 Flow of Image D...

Page 114: ......

Page 115: ...ering color LCD controller card printer unit interface fax image processing etc SRAM Retains service mode settings by SRAM HDD management information Image memory SDRAM Temporarily retains image data...

Page 116: ...onnection slot J1005 Fax connector 2 port J1010 Boot ROM connector slot J1013 Riser board connection slot J1014 Scanner DDI J1015 Printer DDI J1017 USB port J1018 Control panel connector J1026 Hard di...

Page 117: ...ont etc BOOTDEV Stores execution module message data file RUI content etc FSTCDEV Chasing not used System Software Description Location Remarks System System module controls mechanism as a whole HDD B...

Page 118: ...Chapter 4 4 4 F 4 4 1 1 port FAX 2 2 port FAX Reader Unit BOOT DCON RCON G3FAX 2 SYSTEM Language RUI MEAP G3FAX 1 SDICT KEY Main Controller PCB DC Controller PCB HDD G3 FAX Unit...

Page 119: ...Sequence 0009 3794 Boot ROM Area Self Diagnosis Program interval 1 The self diagnosis program is run by the CPU on the main controller PCB when the main power switch is turned on The program is used...

Page 120: ...bar 3 2 Image memory SDRAM CPU HDD System area Image data area BootROM Self diagnosis program Boot program access to the program during execution access for checking Main controller PCB While the Self...

Page 121: ...mory SDRAM CPU HDD System area Image data area BootROM Main controller PCB Self diagnosis program Boot program access to the program during execution flow of the system program While the Boot Program...

Page 122: ...ration 0009 3796 The following diagram shows the flow of shut down operation F 4 9 Press on the control panel power switch 3 sec or more HDD protection check mode HDD protection execution mode Main po...

Page 123: ...e s functions F 4 10 4 5 2 Construction of the Image Processing Module 0009 3798 The machine s major image processing is executed by the main controller PCB The following shows the construction of the...

Page 124: ...Reader unit input processing block Processes image data for output to the printer unit Printer unit output image processing block Main controller PCB DC controller PCB Reader unit Film photo mode Bin...

Page 125: ...the printer unit for output to the printer unit F 4 14 Main controller PCB to printer unit output image processing block Enlargement reduction Rotation Integration Compression Expansion Printer unit i...

Page 126: ...or the Box Function 0009 3803 The following is the flow of image data when the Box function is in use F 4 16 Image processing block for printer unit Image processing block for printer unit Printer uni...

Page 127: ...s in use F 4 17 4 6 4 Flow of Image Data for the Fax Transmission 0009 3805 The following is the flow of image data when the fax transmission function is in use Image processing block for printer unit...

Page 128: ...0009 3806 The following is the flow of image data when the fax reception function is in use Image processing block for reader unit Image processing block for fax Super G3 Fax Board Resolution conversi...

Page 129: ...F 4 20 Image processing block for printer unit Image processing block for fax Super G3 Fax Board Main controller PCB Data compression Data rotation Data expansion SDRAM HDD DC controller PCB Renderin...

Page 130: ...pper rear cover 2 F 4 22 4 7 1 2 Removing the Main Controller Box 0009 2895 1 Remove the 4 screws 1 and detach the main controller box cover 2 F 4 23 2 Disconnect the connector 1 of the reader unit co...

Page 131: ...dle 1 of the upper rear cover then disconnect the connector 2 F 4 27 2 Remove the 6 screws 1 and detach the upper rear cover 2 F 4 28 3 Remove the 4 screws 1 and detach the main controller box cover 2...

Page 132: ...B be sure to transfer the following components from the old to new PCB F 4 34 1 Boot ROM 2 HDD 3 image memory SDRAM 4 counter memory PCB 4 7 3 SDRAM 4 7 3 1 Removing the SDRAM 0009 2908 1 Remove the u...

Page 133: ...hile holding down the 2 and 8 keys turn on the main power Using the HD format function of the SST format all partitions for details see the descriptions given for upgrading 2 Download the system softw...

Page 134: ...se band 1 and disconnect the connector 2 then lift the right door to detach F 4 42 5 Disconnect the connector 1 and free the fan harness from the clamp then remove the 2 screws 2 and detach th control...

Page 135: ...Chapter 5 Original Exposure System...

Page 136: ......

Page 137: ...rol 5 13 5 3 5 1 Dust Detection in Stream Reading Mode 5 13 5 3 5 2 White Plate Dust Detection Control 5 14 5 3 6 Image Processing 5 15 5 3 6 1 Overview 5 15 5 3 6 2 CCD Drive 5 16 5 3 6 3 CCD Output...

Page 138: ...emoving the ADF Open Closed Sensor 5 31 5 4 9 Scanner HP Sensor 5 31 5 4 9 1 Removing the Reader Unit Rear Cover 5 31 5 4 9 2 Removing the Mirror Base Home Position Sensor 5 32 5 4 10 Original Size Se...

Page 139: ...ith image processing by reader block 50 or higher and lower than 100 in combination with image processing in reader block and controller block lower than 50 2 ADF mode 25 to 200 main scanning directio...

Page 140: ...ng lamp CCD unit collects image data performs analog image processing Reader controller PCB controls the reader unit as a whole performs digital image processing Item Notation Description Interface PC...

Page 141: ...rward reverse Scanner motor Light blocking plate No 2 mirror base scanning lamp No 1 mirror base Scanner HP sensor J312 J305 J313 J303 J306 J309 J203 J204 J601 J202 J602 J205 J206 J308 J201 J209 J307...

Page 142: ...used for connection with the inverter PCB J207 used for connection with the original size sensor AB J208 used for connection with the original size sensor inch J209 not used J210 not used IC Descripti...

Page 143: ...tion shift shading fixed shading white plate dust detection control shading correction HP shading position Main power switch ON Reader motor Scanning lamp HP sensor Start key ON STBY STBY SREADY SCFW...

Page 144: ...to start stop the scanner motor and to control the direction and speed of its rotation F 5 10 a Reverse Movement After a Scan After an image scan the No 1 mirror base is moved in reverse as far as the...

Page 145: ...in sub scanning direction the machine changes the speed at which it moves the scanner original For reduction the machine also performs image data skipping on main controller PCB and reader controller...

Page 146: ...d by the reader controller PCB thus turning on the scanning lamp 2 Detecting an Error The machine identifies an error in the intensity of light as an activation error occurring when the lamp is initia...

Page 147: ...es to ensure correct identification even in the event that the original is displaced while the ADF is being closed for main scanning direction by the CCD for AB 8 points for inch configuration 6 point...

Page 148: ...machine will identify the size of the original upholding the result of detection at the front Result of movement Result of identification A B no no original absent yes no original present no yes orig...

Page 149: ...sensor off Point of detection Result of detection present absent Result of identification 1 present present 2 absent present 3 present present 4 absent absent B5 Document size sensor 1 CCD original de...

Page 150: ...amp and checks the CCD 4 points for external light For sub scanning direction the machine starts to operate the original sensor F 5 21 F 5 22 4 ADF Fully Closed 5 deg or less No 1 mirror base at point...

Page 151: ...the End of a Job changing the stream reading dust read position The machine measures the light reflected by the surface of the platen roller and detects the presence absence of dust with reference to...

Page 152: ...achine does not move the scanning lamp on account of dust detection If dust is detected between sheets the machine corrects the fact with reference to the pixels on both sides of the area of dust SERV...

Page 153: ...dust it corrects the shading correction coefficient of the area of dust by means of a correction coefficient used for both sides of the area with dust thus limiting the effects of the dust F 5 29 5 3...

Page 154: ...CB Reader controller PCB CCD A D conversion Shading processing Analog image processing Analog image processing block Controller block Digital image processing block CCD 1 line each for R G and B Analo...

Page 155: ...vice mode target value or shading correction executed for every job 5 3 6 6 Shading Adjustment 0008 7519 In shading adjustment the machine measures the density of a white sheet of paper and the standa...

Page 156: ...Chapter 5 5 18 F 5 34 CCD output Original density Standard white plate Characteristics before correction Target value Measurement Characteristics after correction White...

Page 157: ...oiling can cause lines in the image If soiled clean it using lint free paper moistened with alcohol Take care not to deform the sponge attached to the right glass retainer 1 F 5 36 5 4 1 2 Removing th...

Page 158: ...ainer 2 then detach the copyboard glass 3 F 5 42 When detaching the copyboard glass take care not to touch the white plate attached to its back Soiling can cause lines in the image If soiled clean it...

Page 159: ...moving the Right Cover upper 0008 7611 1 Open the toner supply cover 1 2 Remove the 2 screws 2 and detach the right cover upper 3 F 5 46 5 4 3 3 Removing the Reader Right Cover 0008 7613 1 Remove the...

Page 160: ...moving the Reader Unit Rear Cover 0008 7625 1 Open the cable clamp 1 2 Disconnect the 2 connectors 2 3 Remove the 2 screws 3 F 5 53 4 Bend up the rubber cover 1 and remove the 2 screws 2 each then det...

Page 161: ...e snap band 4 2 Open the ferrite core 5 to detach 100 230V machine F 5 59 When replacing the scanning lamp be sure to fit the removed ferrite core to the new lamp 100 230V machine 3 Slide the No 1 mir...

Page 162: ...oving the Copyboard Glass 0008 7628 1 Open the ADF 2 Remove the 2 screws 1 and detach the right glass retainer 2 then detach the copyboard glass 3 F 5 62 When detaching the copyboard glass take care n...

Page 163: ...If you are initializing the RAM on the reader controller without replacing the PCB Using the SST upload the backup data of R CON initialize the RAM and then download the data thus eliminating the nee...

Page 164: ...adjustment COPIER FUNCTION CCD CCD ADJ d ADF white level adjustment COPIER FUNCTION CCD DF WLVL1 COPIER FUNCTION CCD DF WLVL2 Be sure to perform white plate data adjustment before performing ADF whit...

Page 165: ...face PCB 2 F 5 77 5 4 6 Inverter PCB 5 4 6 1 Removing the Copyboard Glass 0008 7650 1 Open the ADF 2 Remove the 2 screws 1 and detach the right glass retainer 2 then detach the copyboard glass 3 F 5 7...

Page 166: ...verter PCB 0008 7654 Execute the following service mode items 1 white plate data adjustment COPIER FUNCTION CCD CCD ADJ 2 ADF white level adjustment COPIER FUNCTION CCD DF WLVL1 2 Be sure to perform w...

Page 167: ...2 Removing the Scanner Motor 0008 7859 1 Remove the 4 screws 1 and detach the cover 2 F 5 87 2 Remove the 2 harness retainers 2 for the back of the cover 1 to free the cover F 5 88 3 Remove the 3 scr...

Page 168: ...5 4 8 1 Removing the Reader Unit Rear Cover 0009 2996 1 Open the cable clamp 1 2 Disconnect the 2 connectors 2 3 Remove the 2 screws 3 F 5 93 4 Bend up the rubber cover 1 and remove the 2 screws 2 eac...

Page 169: ...3 Remove the hook 1 and detach the ADF open closed sensor 1 2 F 5 99 5 4 9 Scanner HP Sensor 5 4 9 1 Removing the Reader Unit Rear Cover 0009 1972 1 Open the cable clamp 1 2 Disconnect the 2 connecto...

Page 170: ...the 4 screws 1 and detach the plate 2 F 5 104 2 Remove the screw 1 and detach the sensor base 2 F 5 105 3 Disconnect the connector 1 and detach the home position sensor 1 F 5 106 4 Remove the hook 1 a...

Page 171: ...care not to deform the sponge attached to the right glass retainer 1 F 5 109 5 4 10 2 Removing the CCD Unit Cover 0008 7864 1 Remove the 9 screws 1 and detach the CCD unit cover 2 F 5 110 F 5 111 5 4...

Page 172: ...the 2 screws 3 F 5 115 4 Bend up the rubber cover 1 and remove the 2 screws 2 each then detach the 2 angle guide plates 3 F 5 116 F 5 117 5 Fully open the ADF 6 Remove the 3 screws 1 and slide the re...

Page 173: ...care not to touch the white plate attached to its back Soiling can cause lines in the image If soiled clean it using lint free paper moistened with alcohol Take care not to deform the sponge attached...

Page 174: ...0008 7875 1 Remove the screw 2 1 pc each from the left and right of the reader front cover 1 F 5 126 F 5 127 2 Detach the reader front cover 1 in upward direction 1 F 5 128 5 4 12 8 Removing the Reade...

Page 175: ...ake care not to damage the ADF open closed sensor arm 3 F 5 132 5 4 12 9 Removing the ADF 0008 7876 1 Remove the 3 knurled screws 1 then slide it to the front and lift it to detach F 5 133 5 4 12 10 R...

Page 176: ...Remove the reading glass 3 3 Remove the 3 screws 4 and detach the left glass retainer 5 F 5 138 When mounting the reading glass retainer be sure to hold down both edges of the left spring A while fix...

Page 177: ...face PCB cover F 5 143 7 Disconnect the 9 connectors 1 and remove the 5 screws 2 then detach the interface PCB 3 together with its base F 5 144 8 Open the 2 wire saddles 1 9 Remove the 4 screws 2 and...

Page 178: ...front F 5 148 13 Disconnect the 2 connectors 1 and remove the snap band 2 then free the harness from the wire saddle 3 F 5 149 14 Free the harness from the 3 wire saddles 1 and remove the 6 screws 2...

Page 179: ...d wind the cable 4 times inside 5 times outside then tape it in place At this time make sure that the cable fixing 2 is on the inside 2 Fit the cable on the pulleys then fit one end on the left side h...

Page 180: ...ositioning tool front 2 rear 3 into the appropriate holes of the No 1 No 2 mirror base F 5 157 F 5 158 4 Secure the end of the cable that has temporarily been fixed in place on the hook of the reader...

Page 181: ...Chapter 6 Laser Exposure...

Page 182: ......

Page 183: ...3 1 1 Generating the Sync Signal 6 4 6 3 1 2 Flow of the Sync Signal 6 4 6 3 2 Controlling the Intensity of Laser Light 6 4 6 3 2 1 Controlling the Laser Intensity 6 4 6 3 2 2 APC Control 6 5 6 3 3 Co...

Page 184: ......

Page 185: ...ccurs as a result In addition the laser beam is also used for blank exposure applied to non imaging areas T 6 1 6 1 2 Major Components 0009 4059 The machine s laser exposure system consists of the fol...

Page 186: ...er light about 660 nm single beam Laser scanner motor DC motor 2 speed control at full speed about 34300 rpm Polygon mirror 12 facets BD mirror BD PCB laser beam detection laser driver PCB Laser activ...

Page 187: ...quence of Operation laser exposure 0009 4067 F 6 2 Main power switch ON Start key ON Image leading edge signal PTOP Laser PRINT INTR WMUP CNTR WLSTR LSTR STBY STBY BD signal BD Laser scanner motor M15...

Page 188: ...0009 4070 The laser driver circuit serves to drive the semi conductor laser with reference to the laser drive signal LD coming from the DC controller PCB The laser drive circuit is associated with the...

Page 189: ...ed to turn on laser light 6 3 2 2 APC Control 0009 5252 The machine executes APC control so that the laser light will remain at a constant level by adjusting the output of the laser diode mounted on t...

Page 190: ...ine switches over speed detection to suit the current printer state thereby reducing the time used to control the scanner motor The FG signal is a detection signal used for rough adjustment of the mot...

Page 191: ...screw 2 6 Remove the 2 screws 3 together with the inside spacer then detach the 2 leaf springs 4 7 Hold the front of the laser scanner unit 5 and lift and slide it out F 6 9 6 4 1 2 When Replacing the...

Page 192: ......

Page 193: ...Chapter 7 Image Formation...

Page 194: ......

Page 195: ...nism 7 13 7 5 4 1 Outline 7 13 7 5 4 2 Controlling the Output to Suit the Environment fuzzy control 7 13 7 5 4 3 Pre Transfer Charging Assembly Cleaning Mechanism 7 14 7 5 4 4 Others 7 14 7 6 Drum Cle...

Page 196: ...5 7 10 6 Drum Cleaner Unit 7 35 7 10 6 1 Construction 7 35 7 10 6 2 Removing the Primary Fan Duct 7 35 7 10 6 3 Removing the Developing Assembly 7 36 7 10 6 4 Sliding Out the Process Unit 7 36 7 10 6...

Page 197: ...15 1 Removing the Transfer Separation Charging Assembly 7 53 7 10 15 2 Mounting the Transfer Separation Charging Assembly 7 53 7 10 16 Separation Claw Separation Claw Drive Assembly 7 54 7 10 16 1 Rem...

Page 198: ......

Page 199: ...charging wire Primary charging control DC constant current control set by result of potential control Grid bias control fixed voltage control fixed by varistor Developing bias control AC constant vol...

Page 200: ...pre exposure step 2 primary charging positive DC step 3 laser exposure step 4 development AC positive DC step 5 transfer negative DC step 6 separation AC positive DC step 7 fixing step 8 drum cleanin...

Page 201: ...Primary charging Pre transfer charging bias AC Grid bias Developing clutch CL4 Developing bias AC Developing bias DC Dust collecting roller bias DC Separation charging bias DC Laser activation Main m...

Page 202: ...sequence of operation 1 The machine executes a series of charging operations prior to an image formation session thus stabilizing the potential of the drum 2 The machine executes image formation 1 3 T...

Page 203: ...of potential control is as follows T 7 3 If enabled in service mode potential control starts 10 min and 60 min after the main power switch is turned on or when the door is opened and closed The timin...

Page 204: ...ion to the rate it obtained at time of power on and after power on The following is the sequence of operation used for short mode F 7 7 Standard Mode as enabled in service mode The machine executes bo...

Page 205: ...site of installation between 30 and 99 default being 35 COPIER FUNCTION DPC DPC forcing potential control ON execute potential control COPIER ADJUST V CONT EPOTOFST setting potential sensor offset val...

Page 206: ...ded to attain the target potential F 7 10 7 4 5 Determining the Developing Bias 0009 3544 The machine determines the developing bias VDC as follows with reference to the drum surface potential VL2 VDC...

Page 207: ...achine computes the average drum potential in peripheral direction The machine uses the result of computation to obtain the appropriate laser output correction value 3 Last Rotation APC Control Purpos...

Page 208: ...light images if decreased in excess on the other hand the background can developing fogging In light of this the machine executes density processing using changes in the developing bias and image proc...

Page 209: ...ltage level of the grid bias fixed to 850 V by a The following shows the construction of the control system associated with the primary charging control system F 7 14 The following signals are associa...

Page 210: ...75 SERVICE MODE COPIER FUNCTION CLEANING WIRE CLN Use it so that the machine causes the wire cleaner to make 5 round trips to automatically clean the charging wire when the primary charging wire or th...

Page 211: ...gnals are associated with the mechanism 1 Pre transfer separation charging leakage detection signal when the current is too high or too low 0 2 Pre transfer charging control signal controls the DC bia...

Page 212: ...ransfer charging wire has been replaced 2 The default cleaning interval may be changed in service mode COPIER OPTION BODY W CLN P F 7 19 The following signals are associated with the mechanism 1 Pre t...

Page 213: ...er PCB Enter the value indicated on the label attached to the new DC controller PCB if you have replaced the DC controller PCB or initialized the RAM on the DC controller PCB COPIER OPTION BODY W CLN...

Page 214: ...um cleaner unit F 7 20 7 6 2 Detecting the State full of the Waste Toner Case 0009 4122 The following shows the control mechanism used to see if the waste toner case has become full Pre exposure lamp...

Page 215: ...oner counter when its reading reaches 250 000 the machine will issue an alarm on the User screen Dispose of the waste toner and reset the error code MEMO The waste toner bottle can hold toner good for...

Page 216: ...ff the developing bias current output SERVICE MODE COPIER ADJUST DEVELOP BIAS entering developing bias Enter the value indicated on the service label if you have initialized the DC controller PCB sett...

Page 217: ...de the developing assembly reaches a specific level and as a result the developing assembly toner level signal remains 1 for 0 7 sec or more the hopper supply motor stops When the toner inside the hop...

Page 218: ...DE E020 0000 Indicated while the output of the hopper toner sensor TS2 points to the presence of toner and the output of the toner sensor TS1 inside the developing assembly points to the absence of to...

Page 219: ...mote signal turns on off the transfer current output 7 8 1 2 Controlling the Output to Suit the Environment fuzzy control 0009 5215 The transfer charging current is optimized to suit the environment i...

Page 220: ...COPIER ADJUST HV TR D HV TR entering the offset value for the transfer high voltage output of the DC controller PCB Enter the value indicated on the label attached to the new DC controller PCB if you...

Page 221: ...g of the environment sensor and the deposit of toner either of 3 levels low average high as determined by the count of black pixels F 7 30 1 In a low humidity environment paper tends to become dry thu...

Page 222: ...eparation high voltage output of the DC controller PCB Enter the value indicated on the label attached to the new DC control PCB if you have replaced the DC controller PCB or initialed the RAM on the...

Page 223: ...o damage the developing cylinder When the developing assembly is outside the machine be sure not to mount the developing assembly locking assembly The toner collecting in the path from the hopper to t...

Page 224: ...be sure to open the right upper cover and the right lower cover so that there will be space 3 Turn the fixing feed unit releasing lever 1 counterclockwise to release the lock then hold the lever 1 an...

Page 225: ...F 7 45 5 Remove the two screws 1 and the connector 2 and pull out the primary fan duct 3 F 7 46 7 10 2 2 Removing the Developing Assembly 0009 7474 The machine s developing assembly is not equipped wi...

Page 226: ...nterclockwise insert a screwdriver into the center opening 4 in the drum rotating tool to remove the drum fixing screw F 7 51 If the drum is let to rotate coun terclockwise the cleaning blade will not...

Page 227: ...ire or the primary charging assembly be sure to execute the following in service mode to clean the wire COPIER FUNCTION CLEANING WIRE CLN Further be user to use a strengthened polishing pad blue holde...

Page 228: ...ing the screw 1 F 7 62 5 Remove the two screws 1 and the connector 2 and pull out the primary fan duct 3 F 7 63 7 10 3 2 Removing the Primary Charging Assembly 0009 5556 1 Loosen the screw 1 move the...

Page 229: ...orate depending on how and where it is placed requiring the following 1 Whenever the process unit is removed from the machine or the photosensitive drum is removed from the process unit be sure to pro...

Page 230: ...ocking assembly The toner collecting in the path from the hopper to the developing assembly can start to move astray because of the vibration occurring during inspection or repair work 1 Open the manu...

Page 231: ...is re leased but not removed be sure to open the right upper cover and the right lower cover so that there will be space 3 Turn the fixing feed unit releasing lever 1 counterclockwise to release the...

Page 232: ...ly 3 F 7 81 When you have mounted the pre transfer charging assembly be sure to execute wire cleaning in user mode 7 10 5 7 Removing the Potential Sensor Assembly 0009 5593 Disconnect the connector 1...

Page 233: ...lint free paper relatively strongly against the photosensitive drum wipe the surface of the drum from the front to the rear and from the rear to the front F 7 87 Keep the widths of cleaning to 5 to 10...

Page 234: ...he developing assembly locking assembly The toner collecting in the path from the hopper to the developing assembly can start to move astray because of the vibration occurring during inspection or rep...

Page 235: ...over so that there will be space 3 Turn the fixing feed unit releasing lever 1 counterclockwise to release the lock then hold the lever 1 and slide out the fixing feed unit 2 toward the front until it...

Page 236: ...m fully F 7 106 After mounting the cleaning blade check to make sure that the edge of the blade is not appreciably bent Further be sure to clean the groove in the blade support plate before mounting t...

Page 237: ...ler clockwise viewing from the front 5 Repeat steps 3 through 5 until the area from which toner was removed in step 3 is once again coated with an even layer of toner 7 10 7 Drum Motor 7 10 7 1 Removi...

Page 238: ...9 3958 1 Remove the 4 screws 1 and detach the main controller box cover 2 F 7 113 2 Disconnect the connector 1 of the reader unit communications cable F 7 114 3 Remove the 3 screws 1 and detach the up...

Page 239: ...main power switch base 3 to the side F 7 117 3 Disconnect the 2 connectors 1 and remove the 2 screws 2 then detach the connector base 3 F 7 118 4 Remove the 2 screws 1 and detach the waste toner bottl...

Page 240: ...e process unit or the photosensitive drum in an area subject to dust ammonium gas or organic solvent gas The foregoing requirements commonly apply to all photosensitive drums 7 10 8 2 Removing the Pri...

Page 241: ...rewdriver into the center opening 4 in the drum rotating tool to remove the drum fixing screw F 7 129 If the drum is let to rotate coun terclockwise the cleaning blade will not come into contact with...

Page 242: ...r the primary charging assembly be sure to execute the following in service mode to clean the wire COPIER FUNCTION CLEANING WIRE CLN Further be user to use a strengthened polishing pad blue holder as...

Page 243: ...r and the gear at the front of the drum need not be removed If the temperature of the fixing assembly is 50 deg C or higher when replacing the drum unit be sure to execute the following in service mod...

Page 244: ...ner supply cover 2 using the two screws 1 F 7 143 4 Remove the connector cover 2 using the screw 1 F 7 144 5 Remove the two screws 1 and the connector 2 and pull out the primary fan duct 3 F 7 145 7 1...

Page 245: ...rew 1 F 7 150 5 Remove the two screws 1 and the connector 2 and pull out the primary fan duct 3 F 7 151 7 10 10 2 Removing the Right Cover upper 0009 5504 1 Open the toner supply cover 1 2 Remove the...

Page 246: ...emove the 2 screws 1 and detach the hopper supply motor 2 together with the base plate F 7 156 5 Remove the screw 1 and detach the hopper supp motor 2 F 7 157 7 10 11 Hopper Strring Motor 7 10 11 1 Re...

Page 247: ...mbly 7 10 12 1 Removing the Developing Assembly 0009 5616 The machine s developing assembly is not equipped with a cover to protect the developing cylinder If you must remove the developing assembly b...

Page 248: ...er If you must remove the developing assembly be sure to exer cise care not to damage the developing cylinder When the developing assembly is outside the machine be sure not to mount the developing as...

Page 249: ...Cylinder 0009 5626 1 Remove the two mounting screws 1 and detach the gear unit 2 together with the gear F 7 173 When removing the gear unit be sure to take care as the gear attached to the screw will...

Page 250: ...he vibration occurring during inspection or repair work 1 Open the manual feed tray cover 1 remove the screw 2 from the door tape and fully open the manual feed tray cover 1 F 7 180 2 Remove the mount...

Page 251: ...d the fixture 2 and then remove the connector 3 F 7 187 4 Pushing the front and the rear of the transfer separation charging assembly pull out the assembly to the front and remove it in the direction...

Page 252: ...1 F 7 193 4 Remove the connector cover 2 using the screw 1 F 7 194 5 Remove the two screws 1 and the connector 2 and pull out the primary fan duct 3 F 7 195 7 10 16 2 Removing the Developing Assembly...

Page 253: ...ounterclockwise insert a screwdriver into the center opening 4 in the drum rotating tool to remove the drum fixing screw F 7 200 If the drum is let to rotate coun terclockwise the cleaning blade will...

Page 254: ...nit includes the following 4 parts potential control PCB potential sensor potential sensor relay harness between relay connector and potential control PCB potential sensor harness between potential se...

Page 255: ...7 208 7 10 17 5 Removing the Potential Control PCB 0009 4584 1 Remove the two screws 1 and detach the potential control PCB 2 with the frame F 7 209 2 Disconnect the 2 connectors 1 and remove the four...

Page 256: ...To prevent deformation slack in the primary charging assembly be sure to work separately for the left shielding plate and the right shielding plate i e do not loosen the mounting screws 1 of both shie...

Page 257: ...g wire around a hex key once and turn the hex key three to four times then twist the charging wire 5 Cut the twisted charging wire excess with nippers 6 Hook the loop on stud A 7 After routing the wir...

Page 258: ...nce 2 mm 4 Separation Charging assembly Height of charging wire F 7 226 Tolerance 2 mm MEMO The height position of the pri mary charging wire and the transfer charging wire may be adjusted by turning...

Page 259: ...Chapter 8 Pickup Feeding System...

Page 260: ......

Page 261: ...5 Identifying the Size of Paper cassette 3 4 8 16 8 4 6 Markings on the Width Guide Rail 8 16 8 4 7 Paper Size 8 17 8 5 Manual Feed Pickup Unit 8 19 8 5 1 Pickup Operation 8 19 8 5 2 Detecting the Siz...

Page 262: ...per 8 42 8 10 6 2 Removing the Rear Cover lower 8 42 8 10 6 3 Removing the Main Controller Box 8 43 8 10 6 4 Removing the Right Cover lower rear 8 43 8 10 6 5 Removing the Waste Toner Bottle Holder 8...

Page 263: ...2 Removing the Vertical Path Roller 1 8 62 8 10 21 3 Removing the Vertical Path Roller 3 4 8 63 8 10 22 Vertical Path Motor 8 63 8 10 22 1 Removing the Rear Cover upper 8 63 8 10 22 2 Removing the Rea...

Page 264: ...9 8 10 27 9 Removing the Reversal Sensor 1 8 80 8 10 27 10 Removing the Reversal Sensor 2 8 80 8 10 27 11 Removing the Left Deck Feed Paper Sensor 8 80 8 10 27 12 Removing the Duplex Driver PCB 8 81 8...

Page 265: ...deck right left 1 500 sheets each 80 g m2 front cassette 3 4 550 sheets each 80 g m2 manual feed tray 50 sheets 80 g m2 Paper size switchover paper deck right left by service person front cassette 3 4...

Page 266: ...34 duplex paper sensor PS23 manual feed paper sensor PS35 inside delivery sensor PS24 vertical path 1 sensor PS36 outside delivery sensor PS25 vertical path 2 sensor PS37 reversal sensor 1 PS26 vertic...

Page 267: ...epping motor enables the machine to slow down pickup speed The following is a diagram of the pickup control system used for the deck 2 manual feed separation roller 18 duplexing outlet roller 3 manual...

Page 268: ...lutch drive signal Vertical path duplexing feed motor drive signal Left deck pull off clutch signal Left deck feed paper detection signal Left deck pickup motor Left deck pickup solenoid drive signal...

Page 269: ...r motor M26 same as above vertical path lower motor M27 same as above vertical path duplex feed motor M25 same as above Reversal duplexing system reversal motor M14 same as above duplexing feed left m...

Page 270: ...Chapter 8 8 6 F 8 4 Motor driver PCB M12 A7 A8 J104 4 5 6 3 2 1 J2104 DC controller PCB CPU A A B B 24V 24V A9 A10 A14 A10 A13 J2101 A12 A9 A11 24V...

Page 271: ...STR STBY STBY 1 stops to arch the paper at the registration roller Right deck pickup solenoid SL6 Right deck pickup motor M11 Right deck retry sensor PS19 Vertical path duplexing feed motor M25 Pre re...

Page 272: ...assette 3 retry sensor PS21 Vertical path 3 paper sensor PS26 Vertical path 2 paper sensor PS25 Vertical path duplexing feed motor M25 Pre registration motor M17 Vertical path 1 paper sensor PS24 Vert...

Page 273: ...p roller DOWN solenoid Pickup roller Retry sensor 1 Vertical path sensor Retry started Delay detected 1 Period of detection determined by the clock pulses from the motor Thereafter same as normal pick...

Page 274: ...22 yes no no Right deck pull off sensor PS32 yes yes yes Left deck pull off sensor PS33 yes yes yes Vertical path 1 sensor PS24 yes yes yes Vertical path 2 sensor PS25 yes yes yes Vertical path 3 sens...

Page 275: ...ngth of time during which paper is moved from the sensor N 1 to the appropriate delay jam sensor N is monitored If the appropriate delay jam sensor Inside delivery sensor PS35 yes yes yes Outside deli...

Page 276: ...ll off sensor PS33 vertical path 1 sensor PS24 vertical path 2 sensor PS25 vertical path 3 sensor PS26 vertical path 4 sensor PS27 write check sensor PS28 registration sensor PS29 fixing outlet sensor...

Page 277: ...sor PS4 inside delivery sensor PS35 outside delivery sensor PS36 reversal sensor 1 PS37 reversal sensor 2 PS38 duplexing paper sensor PS34 duplexing pre registration sensor PS30 Sensor right deck pull...

Page 278: ...he cassette pickup unit F 8 13 8 4 2 Detecting the Presence Absence of Paper 0009 3167 The presence absence of paper inside the deck or the cassette is checked by the cassette paper sensor Paper Prese...

Page 279: ...n cassette 3 4 0009 3172 The machine checks the amount of paper remaining based on the reading of a variable resistor that operates in conjunction with the movement of the lifter drive shaft F 8 16 3...

Page 280: ...boss pushing the paper size sensor works in conjunction with the guide plate inside the cassette and its location is determined when the guide plate is set to suit a specific paper size Identifying t...

Page 281: ...T 8 14 G A4 R H LGL LTR R I FLSC U2 J B4 B5 K G LTR U1 L 279 4 x 431 8mm U4 11 x 17 LTR M A3 A4 Group Size U1 G LTR K LGL U2 FOOLSCAP OFFICIO E OFFI A OFFI M OFI U3 G LGL FOLIO AUS FLS Marking Paper...

Page 282: ...al x horizontal mm A3 A3 297 1 x 420 1 A4R A4R 210 1 x 297 1 A4 A4 297 1 x 210 1 A5 A5 210 1 x 148 5 1 A5R A5R 148 5 1 x 210 1 B4 B4 257 1 x 364 1 B5R B5R 182 1 x 257 1 B5 B5 257 1 x 182 1 11 x 17 11...

Page 283: ...ay to suit the width of paper he she is using The reading of the variable resistor that operates in conjunction with the movement of the side guide is monitored by the DC controller PCB for detection...

Page 284: ...OPIER ADJUST CSRT ADJ MF A6R Use it to change the paper width basic value for A6R in the manual feed tray COPIER ADJUST CST ADJ MF A4 Use it to change the paper width basic value for A4 in the manual...

Page 285: ...sor the deck lifter detection signal arrives at the CPU causing the CPU to stop the deck lifter drive motor The machine is equipped with a deck limit sensor to make sure that the lifter will not go aw...

Page 286: ...6 B8 J112 J2105 Right deck lifter limit signal 1 J2113 7 J105 Right deck lifter sensor PS6 Right deck lifter detection signal A2 J112 Limit detection circuit Right deck lifter drive motor M5 Motor dri...

Page 287: ...states on off The machine uses a special sensor to check the presence absence of paper F 8 26 T 8 18 3 bars 100 to about 50 of capacity 2 bars about 50 to about 10 of capacity 1 bar 10 or less of cap...

Page 288: ...ut the size of paper as follows A4 B5 LTR 1 The position of the paper size guide plate of the cassette is changed 2 A paper size is registered in service mode SERVICE MODE COPIER OPTION CST P SZ C1 Us...

Page 289: ...at the print paper and the image on the drum will match at a specific point The timing at which the registration roller clutch goes on may be varied in service mode ADJUST FEED ADJ REGIST 8 7 2 Contro...

Page 290: ...S37 PS46 Reversing flapper Delivery flapper PS29 M14 SL8 SL5 Reversing flapper solenoid drive signal Delivery assembly jam detection signal Delivery flapper solenoid drive signal Inside paper sensor d...

Page 291: ...feed left right roller which is operated by the drive from the duplexing feed left right motor M19 M18 When the paper reaches the duplexing repickup point before 40mm of the curling roller the parer...

Page 292: ...188 The following cites through path operation when making duplex prints of 10 originals 1 The 1st sheet is picked up from the right deck F 8 31 2 The 1st side is printed on the 1st sheet The 2nd shee...

Page 293: ...33 4 The 1st sheet is moved to the duplexing feed assembly F 8 34 5 The 1st sheet is moved to the duplexing wait point The 2nd sheet is moved to the reversing assembly The 5th side is printed on the...

Page 294: ...d up F 8 37 8 The 7th side is printed on the 4th sheet and the 1st sheet is delivered F 8 38 9 The 4th side is printed on the 2nd side and the 3rd sheet is kept on hold at the duplexing wait point The...

Page 295: ...is kept on hold at the duplexing wait point F 8 41 12 The 3rd sheet is delivered F 8 42 13 The 8th side is printed on the 4th sheet F 8 43 14 The 4th sheet is delivered and the 10th side is printed o...

Page 296: ...izontal registration sensor PS31 Timing of start of detection after duplexing paper sensor PS34 goes on Source of drive duplexing horizontal registration motor M16 Position measurement by controlling...

Page 297: ...ction is to be started a point about 10 mm from the edge of paper assuming ideal movement of paper The start position is used as the point of reference and the machine identifies the paper position ta...

Page 298: ...ling edge of paper is moved in the direction of delivery F 8 50 4 When the trailing edge of paper moves past the reversing roller coinciding with the activation of the outside delivery sensor PS36 the...

Page 299: ...Chapter 8 8 35 F 8 51 PS36 M19 M14 Reversing flapper Outside delivery roller Point of reversal PS37...

Page 300: ...ide out the left deck 2 Remove the two screws 1 found on the left and right sides of the left deck 2 then detach the left deck 2 F 8 53 3 Open the front cover 4 Disconnect the connector 1 from inside...

Page 301: ...Assembly 0009 5119 The removal procedure of a right door and a left door is the same An illustration makes a right door an example and explains it 1 Slide out the right deck cassette3 cassette4 2 Open...

Page 302: ...09 3858 1 Remove the 4 screws 1 and detach the main controller box cover 2 F 8 63 2 Disconnect the connector 1 of the reader unit communications cable F 8 64 3 Remove the 3 screws 1 and detach the upp...

Page 303: ...Holder 0009 3860 1 Remove the waste toner bottle 2 Remove the 2 screws 1 and remove the 2 clamps 2 then move the main power switch base 3 to the side F 8 68 3 Disconnect the 2 connectors 1 and remove...

Page 304: ...Cassette Lifter Motor 8 10 4 1 Removing the cassette right cover 0009 5117 1 Slide out the right deck and the cassette 3 4 2 Remove the bucket 1 of the cassette3 F 8 73 3 Open the right lower cover 4...

Page 305: ...ette 4 is pressed halfway The expression pressing the release button halfway means the following The separation roller moves down The cassette is about to slide out F 8 79 5 If the filter drive gear i...

Page 306: ...k lifter drive assembly 5 F 8 83 3 Remove the 3 screws 1 and detach the left deck lifter motor 2 F 8 84 8 10 6 Right Deck Lifter Motor 8 10 6 1 Removing the Rear Cover upper 0009 3896 1 Open the cable...

Page 307: ...mmunications cable F 8 89 3 Remove the 3 screws 1 and detach the upper rear right cover 2 F 8 90 4 Disconnect all connectors of the main control PCB and free all harnesses from the 4 wire saddles 1 th...

Page 308: ...waste toner bottle holder 2 Take care not to spill the waste toner F 8 95 8 10 6 6 Removing the Motor Driver PCB Base 0009 3868 1 Disconnect the 10 connectors and free the harness 1 from the 9 wire sa...

Page 309: ...eck Cassette Pickup Assembly 0009 5095 The removal procedure of a right door and a left door is the same An illustration makes a right door an example and explains it 1 Slide out the right deck casset...

Page 310: ...h the two pickup fixing plates 2 then detach the left deck pickup assembly 3 Keep supporting the pickup assembly otherwise the pickup assembly could drop when the fixing plate is removed F 8 105 8 10...

Page 311: ...10 10 1 Removing the Rear Cover upper 0009 3911 1 Open the cable clamp 1 and free the reader unit communications cable 2 F 8 109 2 Remove the 6 screws 1 and detach the upper rear cover 2 F 8 110 8 10...

Page 312: ...of the main control PCB and free all harnesses from the 4 wire saddles 1 then detach the main controller box 3 F 8 115 8 10 10 4 Removing the Right Cover lower rear 0009 3913 1 Remove the 2 screws 1 a...

Page 313: ...t the connector 2 remove the two screw 1 and detach the right deck pickup motor 3 F 8 120 8 10 11 Left Deck Pickup Solenoid 8 10 11 1 Removing the Rear Cover lower 0009 3888 1 Remove the 6 screws 1 an...

Page 314: ...ether with the mounting plate F 8 123 8 10 12 Manual Feed Unit 8 10 12 1 Removing the Manual Feed Unit 0009 5085 1 Remove the 2 screws 1 and detach the upper right cover 2 F 8 124 2 Open the right doo...

Page 315: ...stop rings 1 left right and shift the two bushings 2 then detach the manual feed pull out roller unit F 8 129 8 10 13 2 Removing the Manual Feed Pull Out Roller 0009 5094 1 Remove the two E rings 1 l...

Page 316: ...out roller unit F 8 132 8 10 14 2 Removing the Manual Feeding Roller 0009 5089 1 Remove the stop rings 1 and detach the feeding roller 2 F 8 133 8 10 15 Manual Separation Roller 8 10 15 1 Removing the...

Page 317: ...spring of the separation roller 1 Remove the right upper cover 2 Remove the upper guide 1 F 8 138 If double feeding occurs remove the mounting screw 1 and lower the mounting base 2 then tighten the m...

Page 318: ...kwise to release the lock then hold the lever 1 and slide out the fixing feed unit 2 toward the front until it stops At this time the duplexing feed unit will also slide out F 8 145 3 Remove the 2 jam...

Page 319: ...pushing the 2 stopper plates 1 of the rail assembly of the fixing feed unit toward the inside slide out the fixing feed unit 2 to the front F 8 148 6 Remove the 2 screws 1 and detach the fixing feed...

Page 320: ...on corona assembly pull out the assembly to the front and remove it in the direction of upper left F 8 152 Be aware not to cut the nylon wire by coming into contact the transfer separation corona asse...

Page 321: ...ve the registration roller 8 F 8 156 8 10 18 Pre Registration Motor 8 10 18 1 Removing the Rear Cover upper 0009 3920 1 Open the cable clamp 1 and free the reader unit communications cable 2 F 8 157 2...

Page 322: ...main control PCB and free all harnesses from the 4 wire saddles 1 then detach the main controller box 3 F 8 162 8 10 18 3 Removing the Pre Registration Motor 0009 3922 1 Disconnect the connector 1 an...

Page 323: ...1 of the duplexing feed unit then remove the 3 screws 2 and detach the duplexing feed front cover 3 F 8 166 4 While pushing the hook shaft 1 found at the rear of the fixing feed unit in the direction...

Page 324: ...0009 5128 1 Disconnect the connector 1 and remove the E ring 2 then remove the registration clutch 3 F 8 170 8 10 20 Feeding Roller 8 10 20 1 Removing the Right Deck Cassette Pickup Assembly 0009 5107...

Page 325: ...ft deck 2 F 8 172 3 Open the front cover 4 Disconnect the connector 1 from inside the machine and remove the locking support 2 F 8 173 5 Remove the two screws 1 and detach the two pickup fixing plates...

Page 326: ...s it 1 Slide out the right deck cassette3 cassette4 2 Open the right upper cover and the right lower cover An attempt to remove the pickup assembly without removing the deck will cause the lifter to g...

Page 327: ...181 8 10 22 Vertical Path Motor 8 10 22 1 Removing the Rear Cover upper 0009 3905 1 Open the cable clamp 1 and free the reader unit communications cable 2 F 8 182 2 Remove the 6 screws 1 and detach th...

Page 328: ...all harnesses from the 4 wire saddles 1 then detach the main controller box 3 F 8 188 8 10 22 4 Removing the Right Cover lower rear 0009 3908 1 Remove the 2 screws 1 and detach the right cover lower r...

Page 329: ...F 8 192 8 10 22 6 Removing the Vertical Path Upper Motor 0009 3910 1 Disconnect the connector 2 remove the two screws 1 and detach the vertical path upper motor 3 F 8 193 8 10 23 Vertical Path Duplex...

Page 330: ...09 3901 1 Remove the 4 screws 1 and detach the main controller box cover 2 F 8 197 2 Disconnect the connector 1 of the reader unit communications cable F 8 198 3 Remove the 3 screws 1 and detach the u...

Page 331: ...e Holder 0009 3903 1 Remove the waste toner bottle 2 Remove the 2 screws 1 and remove the 2 clamps 2 then move the main power switch base 3 to the side F 8 202 3 Disconnect the 2 connectors 1 and remo...

Page 332: ...ar Cover upper 0009 3914 1 Open the cable clamp 1 and free the reader unit communications cable 2 F 8 206 2 Remove the 6 screws 1 and detach the upper rear cover 2 F 8 207 8 10 24 2 Removing the Rear...

Page 333: ...all harnesses from the 4 wire saddles 1 then detach the main controller box 3 F 8 212 8 10 24 4 Removing the Right Cover lower rear 0009 3917 1 Remove the 2 screws 1 and detach the right cover lower r...

Page 334: ...1 Disconnect the connector 2 remove the 3 screws 1 and detach the vertical path lower motor 3 F 8 217 8 10 25 Fixing Feeding Unit Releasing Lever Sensor 8 10 25 1 Removing the Fixing Feed Unit 0009 51...

Page 335: ...ushing the hook shaft 1 found at the rear of the fixing feed unit in the direction of the arrow i e toward the machine s front turn the fixing feed unit releasing lever 2 clockwise to lock it in place...

Page 336: ...the rail F 8 223 8 10 25 2 Removing the fixing Feed unit front cover 0009 5158 1 Remove the screw 1 and detach the knob 2 then remove the screw 3 and detach the fixing feed unit releasing lever 4 F 8...

Page 337: ...move the two mounting screws 1 and detach the fixing feeding unit releasing lever support 2 F 8 228 3 Remove the mounting screw 1 and detach the releasing lever switch 2 F 8 229 8 10 26 Feeding Belt 8...

Page 338: ...ushing the hook shaft 1 found at the rear of the fixing feed unit in the direction of the arrow i e toward the machine s front turn the fixing feed unit releasing lever 2 clockwise to lock it in place...

Page 339: ...the rail F 8 235 8 10 26 2 Removing the fixing Feed unit front cover 0009 5140 1 Remove the screw 1 and detach the knob 2 then remove the screw 3 and detach the fixing feed unit releasing lever 4 F 8...

Page 340: ...en remove the 3 screws 2 and detach the fixing drive assembly 3 F 8 240 3 Release the 3 locks of the harness guide 1 and free the harness from the harness guide then disconnect the 6 connectors F 8 24...

Page 341: ...bearing 6 then detach the feeding belt unit 7 F 8 246 5 Remove the mounting screw 1 and detach the cover 2 6 Detach the feeding belt 3 and the postcard belt 4 F 8 247 8 10 27 Duplexing Unit 8 10 27 1...

Page 342: ...hen the solenoid turns on i e when the plunger is drawn F 8 250 8 10 27 4 Removing the Reversal Motor 0009 5164 1 Disconnect the connector 1 2 Remove the three mounting screws 2 and detach the reversa...

Page 343: ...and remove the two screws 2 then detach the duplex feeding left motor 3 F 8 256 8 10 27 7 Removing the Duplex Feeding Right Motor 0009 5170 1 Disconnect the connector 1 and remove the two screws 2 th...

Page 344: ...sor 2 0009 5179 1 Remove the two mounting screws 1 and detach the sensor together with its base 2 F 8 263 2 Disconnect the connector 1 and remove the sensor 2 F 8 264 8 10 27 11 Removing the Left Deck...

Page 345: ...ect the connector 2 then detach the fan together with its base 3 F 8 268 2 Remove the two mounting screws 1 and detach the duplex feeding fan 2 Be sure that the arrow indicating the direction of air i...

Page 346: ...free the cable 2 from the two clamps 3 9 Remove the two mounting screws 4 and detach the horizontal registration motor 5 F 8 276 10 Disconnect the connector 1 and detach the horizontal registration s...

Page 347: ...4 Disconnect the connector 1 from inside the machine and remove the locking support 2 F 8 280 5 Remove the two screws 1 and detach the two pickup fixing plates 2 then detach the left deck pickup asse...

Page 348: ...Orientation of the Separation Roller 0009 5116 When replacing the separation roller be sure it is oriented as follows Mounting the separation roller in the wrong orientation will lead to interference...

Page 349: ...Chapter 8 8 85 F 8 290 1 Feeding roller 2 Separation roller 3 Pressure lever 4 Pressure spring 1 2 A B 3 4...

Page 350: ......

Page 351: ...Chapter 9 Fixing System...

Page 352: ......

Page 353: ...13 9 3 1 4 Controlling the Reciprocating Mechanism of the Upper Separation Claw 9 14 9 3 1 5 Controlling the Drive of the Shutter 9 15 9 3 1 6 Controlling the Shutter Position 9 15 9 3 2 Cleaning 9 18...

Page 354: ...ensor 9 41 9 5 15 1 Removing the Inside Delivery Sensor 9 41 9 5 16 Fixing Inlet Sensor 9 41 9 5 16 1 Removing the Fixing Inlet Sensor 9 41 9 5 16 2 Adjusting the Fixing Inlet Guide 9 42 9 5 17 Fixing...

Page 355: ...ter 12 mm reciprocating width temperature control error detection Sub Thermistor THM2 contact fixing roller rear no reciprocating mechanism shutter control error detection Shutter thermistor THM3 cont...

Page 356: ...ssure roller 8 Web feed roller 3 Heater unit 9 Upper separation claw 4 Heater assembly coil core 10 Lower separation claw 5 Fixing cleaning web 11 Fixing inlet guide 6 Web roller 12 Static eliminator...

Page 357: ...er PCB IH DRIVER fixing heater driver PCB MEMO The term IH stands for induction heating When high frequency current is supplied to a coil arranged inside a heater unit a high frequency magnetic field...

Page 358: ...aper is used the temperature of the areas of the fixing roller surface with which the paper will not come into contact will increase overheating of the edges To limit such a rise to a minimum the mach...

Page 359: ...is mode is used when all the following conditions exist the site is in a high humidity environment the temperature of the fixing roller is 70 deg C or lower Recovery mode The temperature of the fixing...

Page 360: ...s to move from power on to standby states reference only F 9 7 1 Fixing roller 1 4 speed rotation 2 Fixing roller 1 1 speed rotation 9 2 4 High Humidity Environment Start Up Mode 0009 1233 Conditions...

Page 361: ...on to standby states F 9 9 1 Fixing roller 1 4 speed rotation 2 Fixing roller 1 1 speed rotation 9 2 6 Standby Mode 0009 1236 Characteristics The machine decreases the target temperature by 5 deg C a...

Page 362: ...or the fixing roller to suit the selected rate of power saving in user mode The machine uses the appropriate target temperature for the fixing roller to suit the selected rate of power saving in user...

Page 363: ...environment temperature is 17 deg C or higher F 9 13 1 temperature of the fixing roller deg C 2 control temperature during copying 9 2 10 Down Sequence 0009 4225 The machine does not have a down sequ...

Page 364: ...eg C the machine executes idle rotation of the fixing roller for 1 min to collect heat in the fixing assembly before starting copying printing operation If heavy paper exists together with plain paper...

Page 365: ...ansparency mode you can improve separation by decreasing the fixing target temperature for transparency mode using the following service mode item SERVICE MODE COPIER OPTION BODY OHP TEMP Category 2 0...

Page 366: ...DC POWER DC power supply PCB ERROR CODE E014 fixing motor error 0000 After the fixing motor has gone on the machine does not detect the phase lock signal for the fixing motor for 2 sec or more 9 3 1 2...

Page 367: ...3 Controlling the Reciprocating Movement of the Thermistor 0007 6725 To prevent damage to the fixing roller by the main thermistor THM1 or the shutter thermistor THM3 the thermistor is moved in the ax...

Page 368: ...prevent damage to the fixing roller by the upper separation claw the upper separation claw is moved back and forth over a distance of 3 mm in the axial direction of the fixing roller The following sh...

Page 369: ...dicates that the HP sensor signal is not detected when the shutter is operating after executing 3 retry operations 0002 The interval of ON OFF detection by the sensor in response to shutter operation...

Page 370: ...on PS53 shutter HP sensor The following shows the position of the shutter 3 steps The machine moves the shutter to the appropriate position to suit the size of the paper and the reading of the thermis...

Page 371: ...on shutter operation when the machine is making A5R prints in continuous mode F 9 24 1 When printing starts the readings of the sub thermistor THM2 and the shutter thermistor THM3 are both above spec...

Page 372: ...ed by the size of the paper used and the number of prints within a single job T 9 8 1 A4 A4R B5 B5R A5R LTR LTRR 2 A3 B4 LGR LGL If paper exits in the fixing assembly because of a jam or error the mac...

Page 373: ...web length warning message on the control panel when the fixing web solenoid goes on 4 times after the sensor has gone on F 9 26 WEB_SENSOR fixing web length detection signal 1 Web length detecting ar...

Page 374: ...ler the machine will execute an emergency stop on the fixing motor if paper exits inside the fixing assembly with a delay jam at the outlet of the assembly The presence absence of paper inside the fix...

Page 375: ...for 2 sec 0003 the reading is not 150 deg C or higher or 210 deg C or lower within 30 sec at time of a remedial job 0010 the power has been turned off and then on without resetting of the error in qu...

Page 376: ...ed unit will also slide out F 9 29 3 Remove the 2 jam removal levers 1 of the duplexing feed unit then remove the 3 screws 2 and detach the duplexing feed front cover 3 F 9 30 4 While pushing the hook...

Page 377: ...5 2 1 Removing the Fixing Upper Unit 0009 2876 1 Open the front cover 1 F 9 34 2 Turn the fixing feed unit releasing lever 1 counterclockwise to release the lock then hold the lever 1 and slide out t...

Page 378: ...e sliding out farther of the fixing feed unit in step 5 4 While pushing the hook shaft 1 found at the rear of the fixing feed unit in the direction of the arrow i e toward the machine s front turn the...

Page 379: ...t cover 2 F 9 40 8 Remove the 2 screws 1 and detach the fixing feed unit front cover 2 then remove the 2 screws 3 and detach the fixing feed unit middle cover 4 F 9 41 9 Open the delivery unit 1 then...

Page 380: ...m the shutter sensor base plate or damage the connector 12 Remove the 2 screws 1 ad detach the fixing upper unit 2 in the direction of the arrow F 9 45 9 5 3 Pressure Roller 9 5 3 1 Removing the Press...

Page 381: ...t 3 Remove the fixing web At this time clean the surface of the silicone oil tray 4 Remove the screw 1 and detach the pin 2 You will be using the removed screw and pin later in step 6 F 9 48 5 Turn th...

Page 382: ...e surface of the shutter may become discolored because of heat or show scratches because of friction These symptoms however are least likely to affect the performance of the shutter 11 Remove the 2 sc...

Page 383: ...ver will not affect the performance of the roller The color of the roller varies depending on its manufacture but the performance of the roller is the same 9 5 4 2 Points to Note When Mounting the Fix...

Page 384: ...3 of the fixing roller Such will eliminate the gap A in the joint between the bearing and the fixing frame The presence of a gap at the joint is likely to cause fixing faults or paper to wrinkle Be su...

Page 385: ...68 There will likely be adhesion of grease on the ends 1 of the fixing roller when the bushing is fitted to the roller Be sure to remove the adhesion F 9 69 9 5 4 4 Adjusting the Nip Width 0009 4874 T...

Page 386: ...3 9 5 6 Internal Delivery Roller 9 5 6 1 Removing the Inside Delivery Roller 0009 4876 1 Remove the fixing feeding unit from the machine 2 Detach the lower separation claw support plate Note Of the fo...

Page 387: ...ed at the rear of the machine 7 Remove the 4 screws 1 and disconnect the connector 3 found inside of the delivery motor 2 F 9 78 F 9 79 8 Remove the 3 screws 1 and shift the connector support plate 2...

Page 388: ...m be sure to put them back on F 9 82 9 5 7 Main Thermistor 9 5 7 1 Removing the Main Thermistor Shutter Thermistor 0009 2916 1 Remove the fixing upper unit 2 Remove the fixing web 3 Remove the screw 1...

Page 389: ...llel and in contact with the fixing roller If not start over the mounting work F 9 89 Be sure to route the harness of the thermistor as shown seeing to it that the harness 1 is outside rear of the gui...

Page 390: ...009 7631 After mounting the sub thermistor 1 check to be sure that it is parallel and in contact with the fixing roller If not start over the mounting work F 9 97 9 5 9 Thermal Switch 9 5 9 1 Removing...

Page 391: ...le 4 in the plate F 9 101 4 Fit the pin 1 you removed in step 2 in the hole 2 then fix it in place using the screw 3 F 9 102 When you have finished the foregoing series of steps be sure to put the pin...

Page 392: ...to detach F 9 110 The shutter is thin 0 5 mm thick and therefore can easily deform Deformation will cause it to interfere with the fixing roller leading to damage on the roller surface Be sure to take...

Page 393: ...0007 7181 Fit the fixing web back on using the steps to detach it but only in reverse 1 Wind the web 2 around the fixing takeup roller 1 2 to 3 times While winding it at the front make sure that the...

Page 394: ...Fixing Jam Sensor 9 5 12 1 Removing the Delivery Jam Sensor 0009 4849 1 Remove the fixing feeding unit from the machine 2 Remove the outside delivery roller 3 Remove the 2 screws 1 and pull out the se...

Page 395: ...emove the inside delivery roller 2 Remove the screw 1 and remove the protrusion 2 then pull out the sensor support plate 3 toward the outside F 9 125 3 Disconnect the connector 1 and detach the inside...

Page 396: ...ess As necessary adjust the height of the inlet guide by loosening the fixing screw on the height adjusting support plate 9 5 17 Fixing web sensor 9 5 17 1 Removing the Fixing Web Sensor 0009 2913 1 S...

Page 397: ...and front covers 3 Disconnect the connector 1 and remove the screw 2 then free the harness from the clamp of the harness support plate 3 F 9 134 4 Remove the 2 screws 1 and detach the fixing feeding...

Page 398: ...ntion to the spatial relationship between the arm 1 of the delivery flapper solenoid and the arm 2 of the sensor F 9 139 9 5 22 Fixing Cleaning Web Solenoid 9 5 22 1 Removing the Fixing Web Solenoid S...

Page 399: ...he drive lever 1 is 8 6 mm F 9 145 b If the fixing web has been used at all Before removing the solenoid check the position of the drive lever as found when the solenoid goes on After replacing the so...

Page 400: ...aw Unit 0009 2911 1 Remove the fixing upper unit 2 Free the harness from the clamps and disconnect the connector 1 F 9 150 3 Remove the 2 screws 1 and detach the lower separation claw unit 2 F 9 151 9...

Page 401: ...Chapter 10 External and Controls...

Page 402: ......

Page 403: ...h Voltage Power Supply PCB 10 12 10 5 1 3 Left Deck Drive Assembly 10 12 10 5 2 Manual Feed Pickup Drive Assembly 10 12 10 5 2 1 Removing the Rear Cover upper 10 12 10 5 2 2 Removing the Rear Cover lo...

Page 404: ...Cover middle 10 27 10 5 10 4 Removing the Lower Left Cover 10 28 10 5 10 5 Accessories Power Supply PCB 10 28 10 5 11 Fixing Heater Power Supply PCB 10 28 10 5 11 1 Removing the Left Cover upper 10 28...

Page 405: ...he Left Cover middle 10 38 10 5 20 3 Removing the Fixing Heater Power Supply Unit 10 38 10 5 20 4 Removing the Fixing Heater Power Supply Cooling Fan 10 39 10 5 21 Circulation Duct Fan 10 39 10 5 21 1...

Page 406: ......

Page 407: ...with a density control volume VR6801 on its keypad PCB so that the user can adjust the contrast of the LCD to suit individual needs 10 1 4 Functions of the Control Panel CPU 0009 2473 Monitoring Key I...

Page 408: ...ice mode The following shows the default counter types valid at time of shipment T 10 3 100V T 10 4 120 V 230 V outside Europe T 10 5 Copier printer operation Counter name Simplex mode inside delivery...

Page 409: ...nged or counter display may be enabled or disabled in service mode not applicable to counter 1 Counter Description 1 Default Change counter 1 total A through L ON not possible counter 2 total large AC...

Page 410: ...arges exhaust of fans outside the machine yes 24 12 V E805 0001 FM4 controllercooling fan cools the laser unit developing block drive block and controller yes 24 12 V E121 0001 FM5 curl removing fan r...

Page 411: ...are controlled to 2 different speeds switched over by the voltage switchover circuit of individual fans F 10 3 10 3 3 Sequence of Operation 0009 2577 FM3 FM1 FM4 FM7 FM9 FM6 FM5 FM8 FM2 FM501 Voltage...

Page 412: ...t discharge fan FM3 Primary charging cooling fan FM2 Curl removing fan FM5 Controller cooling fan FM4 Fixing power supply cooling fan FM7 WMUP Printer unit status WMUPR Standby Printing Power save Doo...

Page 413: ...heater H4 and deck heater H5 Environment switch SW3 turns on off the drum heater H3 cassette heater H4 and deck heater H5 Cassette heater switch SW4 turns on off the cassette heater H4 and the deck he...

Page 414: ...r OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF Reader unit heater OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF Main power supply switch OFF Sleep Warm up other than initial Standby power save Copying printing E...

Page 415: ...controller PCB Main controller PCB Main power switch SW1 Drum temperature control PCB AC input 3 3VA 12VU3 24VU3 24V 12V 3 3VB 3 3VA2 12VU 5V HVT PCB Fixing feed unit 24V 24V 5V 5 7V 24V 5V Laser dri...

Page 416: ...m battery that serves as a source of backup power to retain various data in the event of a power outage or disconnection of the power plug T 10 17 You must always be sure that the battery is replaced...

Page 417: ...CB Operation set AC off Sleep 3 Front door open Sleep 1 Standby copying power save Input Main power switch OFF ON ON ON ON ON Front door switch OFF OFF ON ON RMT1 0 1 1 RMT2 0 0 1 0 1 Output 3VB OFF O...

Page 418: ...9 connectors 3 3 Remove the 4 screws 4 and detach the high voltage power supply PCB 5 F 10 8 10 5 1 3 Left Deck Drive Assembly 0009 3838 1 Remove the 4 screws 1 and disconnect the connector 2 then de...

Page 419: ...Remove the 4 screws 1 and detach the main controller box cover 2 F 10 13 2 Disconnect the connector 1 of the reader unit communications cable F 10 14 3 Remove the 3 screws 1 and detach the upper rear...

Page 420: ...nnect the 3 connectors 2 then detach the manual feed pickup drive assembly 3 F 10 18 10 5 3 Vertical Path Drive Assembly 10 5 3 1 Removing the Rear Cover upper 0009 3928 1 Open the cable clamp 1 and f...

Page 421: ...ommunications cable F 10 23 3 Remove the 3 screws 1 and detach the upper rear right cover 2 F 10 24 4 Disconnect all connectors of the main control PCB and free all harnesses from the 4 wire saddles 1...

Page 422: ...F 10 28 4 Remove the 2 screws 1 and detach the waste toner bottle holder 2 Take care not to spill the waste toner F 10 29 10 5 3 6 Removing the Motor Driver PCB Base 0009 3933 1 Disconnect the 10 con...

Page 423: ...communications cable 2 F 10 32 2 Remove the 6 screws 1 and detach the upper rear cover 2 F 10 33 10 5 4 2 Removing the Rear Cover lower 0009 3945 1 Remove the 6 screws 1 and detach the rear cover lowe...

Page 424: ...PCB and free all harnesses from the 4 wire saddles 1 then detach the main controller box 3 F 10 38 10 5 4 4 Removing the Waste Toner Bottle Holder 0009 3947 1 Remove the waste toner bottle 2 Remove t...

Page 425: ...m the wire saddle 2 Remove the 8 screws 1 and detach the DC controller base 2 then turn it over F 10 42 3 Disconnect the 3 connectors 1 and free the harness 3 from the 2 cable clamps 2 then detach the...

Page 426: ...in drive belt 2 Pickup drive belt F 10 47 10 5 6 Cassette Pickup Drive Assembly 10 5 6 1 Removing the Rear Cover upper 0009 3936 1 Open the cable clamp 1 and free the reader unit communications cable...

Page 427: ...s of the main control PCB and free all harnesses from the 4 wire saddles 1 then detach the main controller box 3 F 10 54 10 5 6 4 Removing the Right Cover lower rear 0009 3939 1 Remove the 2 screws 1...

Page 428: ...se 3 F 10 59 10 5 6 7 Cassette Pickup Assembly 0009 5221 The removal procedure of a right door and a left door is the same An illustration makes a right door an example and explains it 1 Slide out the...

Page 429: ...y cover 1 2 Remove the 2 screws 2 and detach the right cover upper 3 F 10 62 10 5 7 2 Removing the Reader Right Cover 0009 7332 1 Remove the 2 screws 1 and detach the reader right cover 2 F 10 63 10 5...

Page 430: ...1 and detach the left cover upper 2 F 10 66 10 5 7 5 Removing the Reader Left Cover 0009 7335 1 Remove the 2 screws 1 and detach the reader left cover 2 F 10 67 10 5 7 6 Removing the Reader Front Cove...

Page 431: ...sconnect the connector 3 F 10 74 10 5 8 DC Controller PCB 10 5 8 1 Removing the Rear Cover upper 0009 3965 1 Open the cable clamp 1 and free the reader unit communications cable 2 F 10 75 2 Remove the...

Page 432: ...the existing to new PCB Take full care Failure to connect the shorting connector will cause the control panel display to fail F 10 78 10 5 9 Printer Power Supply PCB 10 5 9 1 Removing the Left Cover...

Page 433: ...pply PCB 2 F 10 84 10 5 10 Option Power Supply PCB 10 5 10 1 Removing the Rear Cover lower 0009 3883 1 Remove the 6 screws 1 and detach the rear cover lower 2 F 10 85 10 5 10 2 Removing the Left Cover...

Page 434: ...essories Power Supply PCB 0009 3821 1 Remove the 5 screws 1 and disconnect the 5 connectors 2 then slide the power cord base 3 F 10 89 2 Disconnect the 3 connectors 1 and detach the power cord base 2...

Page 435: ...4558 1 Remove the 5 screws 1 and detach the PCB cover 2 F 10 94 2 Open the 2 wire saddles 1 3 Disconnect the 7 connectors 2 4 Remove the 3 screws 3 and detach the fixing heater power supply unit 4 F...

Page 436: ...ntion PCB 0009 3951 1 Disconnect the 27 connectors and free the harness from the wire saddle 2 Remove the 8 screws 1 and detach the DC controller PCB base 2 then turn it over F 10 100 3 Disconnect the...

Page 437: ...ransfer unit 3 to the left to detach F 10 104 2 Remove the 2 screws 1 and disconnect the connector 2 then detach the transformer 3 F 10 105 10 5 13 4 When Replacing the HVT PCB 0009 3824 Enter the val...

Page 438: ...emoving the Right Cover lower rear 0009 3895 1 Remove the 2 screws 1 and detach the right cover lower rear 2 F 10 109 10 5 14 4 Removing the Main Controller Box 0009 3844 1 Remove the 4 screws 1 and d...

Page 439: ...the 2 screws 1 and detach the PCB cover 2 F 10 114 3 Remove the 6 screws 1 and disconnect the 10 connectors then detach the motor diver PCB 2 F 10 115 10 5 15 Primary Charging Assembly Fan 10 5 15 1...

Page 440: ...2 F 10 120 10 5 16 De Curling Fan 10 5 16 1 Removing the Curl Removing Fan 0009 6812 1 Slide out the fixing feed unit 2 Remove the fixing front cover 3 Disconnect the 3 connectors 1 and remove the 3...

Page 441: ...Base 0009 3962 1 Disconnect the 27 connectors and free the harness from the wire saddle 2 Remove the 8 screws 1 and detach the DC controller base 2 then turn it over F 10 126 3 Disconnect the 3 connec...

Page 442: ...and disconnect the connector 2 then detach the exhaust fan duct 3 F 10 130 2 Remove the 2 screws 1 and disconnect the connector 2 then detach the fan grid 3 and detach the exhaust fan 4 F 10 131 10 5...

Page 443: ...deck 2 cassette 3 3 and cassette 4 4 3 Remove the 6 screws 5 and detach the left cover lower 6 F 10 134 10 5 19 4 Removing the Printer Power Supply PCB 0009 3829 1 Remove the 5 screws 1 and detach the...

Page 444: ...e 3 screws 1 and detach the delivery cover 2 2 Disconnect the reader power cable 3 3 Open the front cover 4 4 Open the hopper cover 5 5 Remove the 6 screws 6 and detach the left cover middle 7 F 10 14...

Page 445: ...emove the 2 screws 1 and detach the left cover upper 2 F 10 146 10 5 21 2 Removing the Left Cover middle 0009 4577 1 Remove the 3 screws 1 and detach the delivery cover 2 2 Disconnect the reader power...

Page 446: ...ree the reader unit communications cable 2 F 10 150 2 Remove the 6 screws 1 and detach the upper rear cover 2 F 10 151 10 5 22 2 Removing the Right Cover lower rear 0009 3924 1 Remove the 2 screws 1 a...

Page 447: ...tors 1 and detach the main motor 2 F 10 155 10 5 23 Fixing Driver Motor 10 5 23 1 Removing the Fixing Motor 0009 2912 1 Slide out the fixing feed unit 2 Remove the fixing front cover 3 Disconnect the...

Page 448: ......

Page 449: ...Chapter 11 MEAP...

Page 450: ......

Page 451: ...Contents Contents 11 1 MEAP 11 1 11 1 1 Overview 11 1 11 1 2 MEAP Counter 11 1 11 1 3 Construction of the MEAP Platform 11 1...

Page 452: ......

Page 453: ...pplication sends instructions or it may be of a type that increases independently of the host device thus increasing solely in response to the application being run specifics are as follows T 11 1 MEM...

Page 454: ...ce Control Block installed as part of the system software 3 Operating System installed as part of the system software 4 Java VM installed as part of the system software 5 MEAP System Services includes...

Page 455: ...Chapter 12 Maintenance and Inspection...

Page 456: ......

Page 457: ...ervicing Basic Procedure 12 4 12 3 1 Scheduled Servicing Basic Procedure 12 4 12 3 2 Periodical Servicing Chart Reader Unit 12 4 12 3 3 Periodical Servicing Chart Printer Unit 12 5 12 3 4 Points to No...

Page 458: ......

Page 459: ...rt name Part No Q ty Life Remarks 1 Primary pre transfer transfer separation charging wire FB4 3687 000 AR 500 000 2 Primary grid wire FY1 0883 000 AR 500 000 3 thermistor unit FK2 0809 000 1 500 000...

Page 460: ...oth edges are used each for 500 000 apply toner upon replacement 5 Primary corona assembly FM2 3069 000 1 1 000 000 6 Transfer separation corona assembly FG6 5911 000 1 1 000 000 7 Pre transfer corona...

Page 461: ...discolor The change however will not affect its performance or output images Further the physical properties of the roller can permit its surface to start to wrinkle The roller however is free of wrin...

Page 462: ...uthorities Do not dispose of waste toner in a fire Doing so may cause an explosion 5 Clean the copyboard glass and the reading glass 6 Make test copies 7 Make sample copies 8 Check the operation of th...

Page 463: ...ss Clean Charging assembly Charging wire primary pre transfer transfer separation Clean Replace After replace ment execute wire cleaning 5 times Charging wire primary pretransfer transfer separation R...

Page 464: ...oner box Inspect Inspect case and remove toner Pickup feeding assembly Transfer guide Clean Registration roller upper lower Clean Feeding belt Clean Feeding rollers Clean Unit name Part Intervals Rema...

Page 465: ...the Developing Anti Stray Sheet 0009 5629 1 Remove the developing assembly and clean the developing anti stray sheet 1 F 12 4 12 4 3 Cleaning the Cleaner Side Scraper 0009 5651 1 Remove the cleaning b...

Page 466: ...embly 1 Slide out the process unit 2 Take out the photosensitive drum 3 Moisten lint free paper 1 with 5 to 10 cc of alcohol 2 then pour 0 2 to 0 3 g of drum cleaning powder CK 0429 3 on the lint free...

Page 467: ...cing the lint free paper will not affect the life of the drum 5 When the alcohol has evaporated dry wipe the surface with lint free paper If the area is uneven go back to step 4 and increase the back...

Page 468: ......

Page 469: ...Chapter 13 Standards and Adjustments...

Page 470: ......

Page 471: ...n Replacing the Inverter PCB 13 22 13 4 Laser Exposure System 13 23 13 4 1 When Replacing the Scanner Unit 13 23 13 5 Image Formation System 13 24 13 5 1 Outline of the Charging Wire 13 24 13 5 2 Rout...

Page 472: ...Flapper Solenoid SL5 13 31 13 8 8 Adjusting the Position of the Right Deck Pickup Solenoid SL6 13 31 13 8 9 Adjusting the Position of the Left Deck Pickup Solenoid SL7 13 31 13 8 10 Adjusting the Posi...

Page 473: ...des a AE mode 2 text mode 3 text photo mode Generate several prints of the following test prints 1 PGTYPE 4 blank 2 PGYTPE 5 halftone Generate several prints each of printer PDL images that match the...

Page 474: ...ference in density between front and rear Is the rear lighter Turn the adjusting screw found at the front of the primary charging assembly clockwise 2 full turns Turn the adjusting screw found at the...

Page 475: ...DPOT VDM for copier image COPIER DISPLAY DPOT VDM P for printer image B Check the following and replace them if necessary 1 Laser for output 2 Potential control system 3 Photosensitive drum Check the...

Page 476: ...alue in service mode COPIER DISPLAY DPOT VL1M for copier image COPIER DISPLAY DPOT VL1M P for printer image Check the following readings VD target value in service mode COPIER DISPLAY DPOT VDM for cop...

Page 477: ...IER ADJUST V CONT VD OFST for copier image COPIER ADJUST V CONT VD VD OFST P for printer image Default Lighter image Darker image 5 4 3 2 1 0 1 2 3 4 5 C D Is there a difference in density between fro...

Page 478: ...lack Density Checking for Fogging YES NO NO NO Perform the instructions under Checking the Solid Black Density for the printer unit YES Is the density of gray scale No 1 solid black too low light Make...

Page 479: ...ackground foggy Decrease the value of AE density adjustment in service mode COPIER ADJUST AE AE TBL Execute shading adjustment in service mode COPIER FUNCTION CCD CCD ADJ Execute shading adjustment in...

Page 480: ...nsity for the printer unit Is the density of gray scale No 8 halftone different If it is too dark If it is too light When the A3 Chart is copied in text photo mode is the density of No 8 optimum when...

Page 481: ...NAL BODY PO CNT 1 short CP33 on the controller PCB and GND 2 disconnect the connector used between DC controller PCBs of the potential control PCB Make the following selections in service mode COPIER...

Page 482: ...er unit NO YES YES NO Checking the Laser Output B Is the laser output a limit value Make the following selections in service mode and enter 1 COPIER FUNCTION DPC DPC Switch off and on the main power s...

Page 483: ...e it to find out if the level shift circuit on the DC controller PCB is free of a fault Method 2 use it to find out if the potential control circuit is free of a fault 1 Method 1 1 Turn off the main p...

Page 484: ...initial rotation is between 0 and 30 If not suspect a fault in the DC controller PCB 9 Turn off the main power switch 10 Remove the jumper wire found on the DC control PCB 11 Connect the connector of...

Page 485: ...sure never to touch the potential sensor 9 Make the following selections in service mode COPIER DISPLAY DPOT DPOT K Then check to see that the indication during initial rotation is between 0 and 30 M...

Page 486: ...68 56 30 398 43 3 80 1 260 60 33 396 40 3 85 1 251 63 35 393 36 3 90 1 242 67 37 390 32 3 95 1 233 71 39 387 28 4 00 1 225 75 41 385 25 4 05 1 216 78 43 382 21 4 10 1 207 82 45 379 17 4 15 1 198 86 47...

Page 487: ...138 255 151 6 40 805 255 140 253 155 6 45 796 258 142 250 158 6 50 787 262 144 247 162 6 55 778 266 146 244 166 6 60 770 270 148 242 170 6 65 761 273 150 239 173 6 70 752 277 152 236 177 6 75 743 281...

Page 488: ...8 85 376 438 241 118 338 8 90 367 442 243 115 342 8 95 358 446 245 112 346 9 00 350 450 247 110 350 9 05 341 453 249 107 353 9 10 332 457 251 104 357 9 15 323 461 253 101 361 9 20 315 465 255 99 365...

Page 489: ...en 1 is set for the foregoing service mode item 0 if the user primarily uses originals with a low image ratio text original default 1 if the user primarily uses originals with a high image ratio photo...

Page 490: ...registration 3 Adjusting the left right non image width CCD read start position 4 Leading edge non image width scanner image leading edge position 13 2 3 Adjusting Side Registration 0009 4593 Cassett...

Page 491: ...re L1 2 5 1 5mm respectively F 13 26 1 Paper feed direction 5 Tighten the 2 screws 2 and 2 fixing screws 3 of the deck front cover 1 F 13 27 6 Put back the front deck left right to the machine Manual...

Page 492: ...width in service mode so that it is as indicated COPIER ADJUST ADJ XY ADJ X F 13 32 2 5mm 2 0 Edge of image Increasing the ADJ Y setting An increase by 10 will increase the non image width by 1 mm Dec...

Page 493: ...never you have replaced the reader controller or initialized the RAM b original stop position adjustment FEEDER ADJSUT DOCST c original feed speed magnification adjustment FEEDER ADUST LA SPEED 4 Make...

Page 494: ...before performing ADF white level adjustment 13 3 5 When Replacing the Reading Glass 0009 1987 Execute the following in service mode 1 ADF white level adjustment COPIER FUNCTION CCD DF WLVL1 2 13 3 6...

Page 495: ...her when the main power switch is tuerned on the machine will not execute potential control If such is the case after replacing the scanner unit manually execute potential control in service mode as f...

Page 496: ...Hook the loop on the stud F 13 38 6 At the rear hook the charging wire on the charging wire positioner then hook the charging wire tension spring on the charging wire where indicated to the following...

Page 497: ...are laid at equal intervals i e the wire is in the groove of the block 13 5 4 Adjusting the Height of the Charging Wire 0009 5712 1 Primary Charging assembly Height of charging wire F 13 45 Tolerance...

Page 498: ...as follows When replacing the side seal 1 at the front push the magnet roller 2 toward the rear and then make sure that the inner end of the side seal is within the area 3 of the washer When replacing...

Page 499: ...o that the shift distance of the drive lever 1 is 8 6 mm F 13 54 b If the fixing web has been used at all Before removing the solenoid check the position of the drive lever as found when the solenoid...

Page 500: ...g Adjustments in th Field The inlet guide is in low position when the solenoid SL1 goes on The height of the inlet guide must be such that the difference between the front and the rear must be 0 2 mm...

Page 501: ...icated on the label of the HVT PCB using the following service mode items COPIER ADJUST HV TR H PRE TR COPIER ADJUST HV TR HVT TR COPIER ADJUST HV SP HVT SP COPIER ADJUST DEVELOP HVT DE 13 7 3 After R...

Page 502: ...ation Roller 0009 5519 When replacing the separation roller be sure it is oriented as follows Mounting the separation roller in the wrong orientation will lead to interference against crimping washer...

Page 503: ...position of the solenoid using the two screws 3 so that the distance from the bottom of the pickup assembly to A of the roller arm is 36 0 5 mm when 1 and 2 are op erated F 13 68 13 8 7 Adjusting the...

Page 504: ...e right tighten the screw 2 temporarily F 13 74 2 Set the cassette 3 cassette 4 in the machine without paper 3 Check to make sure that the lifter drive gear 1 is engaged with the lifter motor gear 2 f...

Page 505: ...Chapter 14 Correcting Faulty Images...

Page 506: ......

Page 507: ...the Periodically Replaced Parts 14 1 14 1 8 Image Adjustment Basic Procedure 14 2 14 1 9 Others 14 2 14 2 Outline of Electrical Components 14 3 14 2 1 Clutch Solenoid 14 3 14 2 1 1 Clutches and Soleno...

Page 508: ......

Page 509: ...eck the copyboard cover copyboard glass and standard white plate for dirt and scratches If soiled clean it with mild detergent or alcohol if scratched replace it 14 1 4 Checking the Charging Assemblie...

Page 510: ...n a machine from a cold to warm room in winter for installation can cause condensation inside the machine leading to various problems MEMO 1 Condensation in the scanner glass mirror lens can cause dar...

Page 511: ...SL3 cassette 3 pickup solenoid drives the cassette 3 pickup SL4 cassette 4 pickup solenoid drives the cassette 4 pickup SL5 delivery flapper solenoid drives the delivery flapper SL6 right deck pickup...

Page 512: ...746 Reader Unit T 14 3 T 14 4 Notation Name Description Parts No E code M501 scanner motor drives the No 1 No 2 mirror base FK2 0237 E202 Notation Connector I F PCB reader controller PCB M501 J306 307...

Page 513: ...ght deck pickup M12 cassette 3 4 pickup motor drives cassette 3 4 pickup M13 delivery motor drives the delivery assembly M14 reversal motor drives the reversing assembly M15 shutter motor drives the f...

Page 514: ...M18 FK2 0826 MTR 13 M19 FK2 0826 MTR 16 M20 FK2 0814 MTR 27 M21 FK2 0814 MTR 28 M22 FM2 3670 MTR 1 E110 0001 M24 FH6 1717 MTR 6 M25 FK2 0824 MTR 8 M26 FK2 0820 MTR 10 M27 FK2 0822 MTR 9 Notation Dupl...

Page 515: ...Unit T 14 8 Notation Name Description Parts No Connector Interface PCB Reader controller PCB FM501 reader unit cooling fan cools the reader unit FH5 1061 J313 J308 J202 M12 M1 M17 M25 M26 M24 M11 M27...

Page 516: ...ower supply for fixing FM8 duplexing feed fan cools the duplexing feed motor FM9 circulation duct fan cools the inside of the machine Notation Parts No I O Error FM1 FK2 0837 P020 6 1 ON E805 0002 FM2...

Page 517: ...Interface PCB Reader controller PCB PS501 ADFopen closed1 sensor detects the state open closed of the ADF FK2 0149 J310 307 J203 PS502 Scanner HP sensor detects scanner home position FK2 0149 J310 30...

Page 518: ...r detects the left deck re try PS21 Cassette 3 re try sensor detects the cassette 3 re try PS22 Cassette 4 re try sensor detects the cassette 4 re try PS23 Manual feed paper sensor detects the Manual...

Page 519: ...resent J112 PS8 FK2 0149 P002 4 1 present J112 PS9 FK2 0149 P009 12 0 open J115 PS10 FK2 0149 J115 PS11 FK2 0149 P001 9 1 present J115 PS12 FK2 0149 P008 4 1 present J115 PS13 FK2 0149 P001 3 1 presen...

Page 520: ...FG5 6289 J108 UN14 FG6 1941 P009 5 1 present J113 UN15 FG6 1941 P009 6 1 present J113 UN16 FG5 1957 J111 UN17 FG5 1957 J125 UN18 FM2 3786 J111 UN19 FM2 3786 J125 Notation Parts No I O DC controller P...

Page 521: ...tch turns on off the drum heater WC1 5179 SW4 cassette heater switch turns on off the cassette heater WC1 5179 SW5 waste toner feedscrew lock detection switch detects the state locked of the waste ton...

Page 522: ...Name Description Parts No H501 lens heater prevents condensation on the lens F26 4601 100V option F26 4611 230V service part H502 mirror heater prevents condensation on the mirror F26 4601 100V optio...

Page 523: ...THM2 fixing sub thermistor performs fixing temperature control detects error FM2 4161 THM3 shutter thermistor performs fixing temperature control detects error FK2 0809 thermistor unit TH5 drum thermi...

Page 524: ...iption Parts No 1 interface PCB serves as the interface with the printer and ADF FM2 3624 2 reader controller PCB controls the reader unit FM2 3623 3 CCD AP PCB performs analog image processing FM2 31...

Page 525: ...drive PCB controls the laser drive FM2 3670 laser scanner unit 11 BD developing PCB detects the laser beam 12 control panel keypad PCB controls the keys and LEDs FM2 1250 13 control panel CPU PCB con...

Page 526: ...Chapter 14 14 18 F 14 13 14 2 8 Connectors 14 2 8 1 Connectors 0009 7598 4 8 5 1 18 20 15 10 2 13 6 19 17 14 12 11 9 16 3 22 7 21...

Page 527: ...59 J270 J274 J258 J268 J263 CON1 CON2 J260 J254 J255 J261 J262 J271 J251 J251 J251 J128 J118 J106 J119 J3005 J3005 J256 J3004 J304 J303 J3001 J257 J3009 J1004 J1003 J1006 J1005 J3003 J3002 J3008 J3007...

Page 528: ...0 J112 J115 J565 J569 J116 J101 J102 J573 J2106 J574 J115 J804 J9004 J9003 J9006 J802 J810 J806 J9008 J805 J809 J8508 CN1 J1521 J801 J571 J572 J5701 J5700 J534 J5370 J537 J532 J535 J536 J533 J544 J547...

Page 529: ...3 J1502 J2 J408 J103 J1504 J2002 J3 J1 J203 J3230 J1405 J191 J192 J193 J162 J161 J1610 J163 J151 J165 J1761 J203 J103 J227 J229 J236 J224 J225 J234 J222 J1513 J231 J223 J228 J235 J230 J1518 J233 J2305...

Page 530: ...J6801 J1112 J6801 J6802 J1533 J1062 J1060 J1024 J1018 J9011 J1354 J1355 J3 J2 J1 J4001 J4016 J3501 J2054 J754 J114 J123 J124 J1541 J1542 J1 J3 J1015 J753 J9 J1113 J1111 J1110 J511 J9012 J9000 J1023 J3...

Page 531: ...03 J4505 J4502 J566 J102 J119 J7371 J705 J704 J2055 J2055 J3504 J9013 J3502 J707 J701 J1021 J703 J3001 J4015 J4017 J104 J414 J412 J2122 J2102 J2104 J2101 J2113 J2103 J2110 J413 J411 J417 J105 J2052 J2...

Page 532: ...J104 J103 J1030 J726 J303 J1040 J2109 J5770 J577 J5500 J550 J4006 J4003 J4009 J718 J1401 J101 J111 J125 J719 J325 J702 J124 J251 J1404 J902 J903 J108 J107 J322 J6310 J6320 CON1 CON2 CON1 J713 CON2 J2...

Page 533: ...Chapter 14 14 25 F 14 20 J1 J1403 J2 J8400 J4007 J505 J202 J101 J102 J306 J305 J303 J308 J312 J203 J307 J301 J313 J310 J7 J6 J8 J5100 J309 J5101 J2053 J201 J5102 J206 J205 CN2 J207 CN1 J204...

Page 534: ...Chapter 14 14 26 F 14 21 G3 FAX BOARD 100V 1 LINE J5200 J5100 J5101 J5201 J3 J4 J2 J31 J260 J261 J2032 J5011 J741 J1000 J911 J1030 J1059 J5010 J4019 J5127 J2004 J381 J380 J401 J101 J1 J105 J104 J102...

Page 535: ...Chapter 14 14 27 F 14 22 G3 FAX BOARD 100V 2 LINE J10 J2 J1 J10 J2 J31 J260 J261 J132 J2011 J841 J7000 J911 J1059 J2010 J4019 J2127 J2004 J101 J202 J1 J201 J105 J106 J206 J104 J102 J1005...

Page 536: ...Chapter 14 14 28 F 14 23 G3 FAX BOARD 120V 1 LINE J3 J4 J2 J31 J260 J261 J3030 J6011 J6001 J911 J1030 J1059 J6010 J4019 J6127 J281 J232 J101 J1 J105 J104 J102...

Page 537: ...Chapter 15 Self Diagnosis...

Page 538: ......

Page 539: ...Error Code 15 3 15 2 2 E602 in Detail 15 13 15 3 Error Code SEND 15 15 15 3 1 Results of Self Diagnosis 15 15 15 3 2 Error Codes 15 16 15 4 Jam Code 15 21 15 4 1 Jam Code machine proper 15 21 15 4 2 J...

Page 540: ......

Page 541: ...he intensity of light E227 there is an error in the power supply 24 V E240 there is an error in the communication between the main controller PCB and the DC controller PCB E248 there is an EEPROM erro...

Page 542: ...munication is faulty E733 the printer communication is faulty E740 the Ethernet board is faulty E743 the DDI communication is faulty E744 the language file boot ROM is faulty E745 the TokenRing board...

Page 543: ...er PCB 0001 The reading of the main thermistor is not 150 deg C 15 after it has exceeded 100 deg C 0010 The power has been turned off and then back on without resetting the error Reset the error COPIE...

Page 544: ...n operation has been under way for the supply of toner to the developing assembly Check the connector of the developing toner sensor for any fault in connection Replace the developing toner sensor Rep...

Page 545: ...of light is inadequate 0001 At time of shading the intensity if below a specific level Check the connector for any fault in connection Replace the scanning lamp Replace the inverter PCB Replace the re...

Page 546: ...ted for a specific period of time E530 There is a front alignment error finisher 8001 The home position sensor does not go off even when the front alignment motor has rotated for a specific period of...

Page 547: ...Is it normal 3 Is there a fault in the shutter mechanism 4 Try replacing the stack edging motor and the shutter open close clutch Is the problem corrected 0002 The shutter open sensor does not go on...

Page 548: ...n sensor does not go off even when the guide motor has been driven for 1 sec guide motor M3S guide home position sensor PI13S E5F3 There is a saddle alignment error 0001 The aligning plate home positi...

Page 549: ...r switch MS2S or the delivery cover switch MS3S is open inlet cover switch MS1S front cover switch MS2S delivery cover switch MS3S Check the inlet cover switch MS1S front cover switch MS2S and the del...

Page 550: ...on processing area 0301 The attempt to create an ID key has failed 0302 A fault has been detected in the encryption key Turn off and then on the main power This error will reset all content on the HDD...

Page 551: ...e is a fault in video connection with an external controller A006 absence of PDL response there is no PDL response because of a fault in or the absence of Subbootable Execute PDL resetting Turn off an...

Page 552: ...000 The DC power supply fan stop signal has been detected for 5 sec or more even when the DC power fan is on Check the connection of the connector Replace the fan 0001 The IH power supply cooling fan...

Page 553: ...sector repair routine starts and the control panel goes black 2 See the progress of operation on the display at the start the upper left cursor will flash When the display goes white turn off and the...

Page 554: ...art download mode from service mode then execute full formatting using the SST and re install the system software Thereafter turn off and then back on the power 7 1 Execute HD CLEAR by setting 1 2 3 a...

Page 555: ...gs The IP address in question cannot be identified 1 In user mode check the DNS settings 2 On the DNS side check the DNS data settings If the login information for the LDAP server is set to use securi...

Page 556: ...aper The cassette is not fitted properly Fit the cassette correctly 011 The original to be transmitted is not placed properly Start over from the beginning 012 The target is out of recording paper and...

Page 557: ...nt is being used Start over once again 711 All memory of the Box is used Delete files from the Box 712 The Box is full of files Remove file from the Box 713 The file has been removed from the Box befo...

Page 558: ...wrong Change the user name or the password of the address The address specified for e mail i fax transmission is wrong Check the address of the e mail i fax in question 810 When an attempt is made to...

Page 559: ...onditions 835 The number of text lines is more than the maximum number of lines permitted for i fax Ask the target to decrease the number of text lines and try once again 837 A request has been made b...

Page 560: ...multiple servers and there is no way of finding out whether the transmission has reached the target 1 Check with the target to see if the transmission has arrived 2 Check to see if an error notice has...

Page 561: ...r PS21 xx0E cassette 4 delivery sensor PS22 xx0F fixing claw jam sensor PS4 xx10 inside delivery sensor PS35 xx11 outside delivery sensor PS36 xx12 delivery assembly jam sensor PS46 xx13 reversal sens...

Page 562: ...of No 2 registration 0006 read sensor PI8 The read sensor detects paper a feed length of 500 mm if extra length 200 mm after the start of feed resumed after a temporary stop for reading At time of LTR...

Page 563: ...7 PI8 PI9 Paper has been detected in the path while the 1st sheet is being picked up 0095 original set sensor DF cover open closed sensor ADF open closed sensor 1 PI5 PI6 PS502 With no paper in the tr...

Page 564: ...rum cleaner system waste toner collection system 0001 waste other case full 30 high voltage system 0001 primary charging assembly leakage 0002 transfer charging assembly leakage 0003 separation chargi...

Page 565: ...Chapter 16 Service Mode...

Page 566: ......

Page 567: ...16 3 5 MN CON 16 20 16 3 6 P CON 16 20 16 4 ADJUST Adjustment Mode 16 25 16 4 1 COPIER 16 25 16 4 1 1 COPIER List 16 25 16 4 2 FEEDER 16 28 16 4 2 1 FEEDER List 16 28 16 4 3 SORTER 16 29 16 4 3 1 SOR...

Page 568: ......

Page 569: ...item screen Level 1 User screen Initial screen Level 2 Reset key Previous next page 2 8 Select a main item from the top of screen The corresponding intermediate items are then displayed and can be sel...

Page 570: ...he display returns to the user screen standard screen When using the ADJUST FUNCTION or OPTION service mode be sure to turn the main power switch ON OFF after exiting the mode 16 1 4 Backing Up Servic...

Page 571: ...5963 F 16 5 16 1 6 Main intermediate item screen 0009 5965 F 16 6 16 1 7 Sub item screen 0009 5966 COPIER FEEDER SORTER BOARD Initial items Touch an item to select it VERSION USER ACC STS ANALOG CST S...

Page 572: ...TONER No toner WTNR FUL Waste toner full NO PAPER No paper ALERM Alarm READY JAM SERVICE WAITING DOOR COPYING ERROR Adjust Function Option Test Counter I O PREV NEXT OK xxxxx yyyyy aaaaa to bbbbb Togg...

Page 573: ...n of OCR of the Chinese language file simplified 1 OCR JP indicates the version of OCR of the Japanese language file 1 OCR KR indicates the version of OCR of the Korean language file 1 OCR TW indicate...

Page 574: ...ler PCB 256 MB 512 MB 1 COINROBO indicates the connection of a coin vendor 0 not connected 1 connected 1 NIB indicates the connection of a network board 0 not connected 1 Ethernet board connected 2 To...

Page 575: ...in increments of 1 deg C 1 FIX UE fixing roller edge temperature sub thermistor THM2 indicates the temperature of the edge of the fixing roller between 0 and 255 deg C in increments of 1 deg C 1 FIX...

Page 576: ...he higher the number the older the jam DATE indicates the date of occurrence of the error in question TIME1 indicates the time of occurrence of the error in question TIME2 indicates the recovery time...

Page 577: ...alue for printer image in V 1 VDT P dark area potential target value for printer image in V 1 LLMT P laser output limit check for printer 0 normal 1 error 2 PLMT P primary charging current limit value...

Page 578: ...ted as a history of changes in the following machine inside temperature deg C humidity fixing roller surface middle deg C F 16 12 T 16 10 Memo The interval at which data is acquired may be changed usi...

Page 579: ...ent 179 or higher 1 RDSN LMN read sensor light emission level indicates the manual adjustment value light emission voltage of the read sensor optimum range 179 or lower 1 RDSN RCV read sensor light re...

Page 580: ...12 16 3 I O I O Display Mode 16 3 1 Outline 0009 6063 The following provides a guide to the screen appearing in response to the following COPIER I O F 16 13 F 16 14 A bit 0 B bit 15 C address 16 3 2 R...

Page 581: ...ent 2 original size detection 2 0 original present 3 original size detection 3 0 original present 4 DF connection detection 5 DDIS IF SRTS 0 permit reception 6 scanner motor Vref output 7 not used P00...

Page 582: ...tch drive 1 ON 6 original detection LED 1 ON 7 fan motor drive 1 ON P003 0 pickup motor current setting CUT 1 feed motor current setting CUT 2 engagement motor current setting 3 feed motor mode settin...

Page 583: ...pe feed motor CLK IRQ0 1 not used 2 saddle connection detection 0 connected 3 upper tray FG IRQ3 4 swing lock HP sensor 1 HP 5 not used 6 front cover open closed sensor 0 open 7 not used P005 0 TxD fo...

Page 584: ...5 EEPROM output signal 6 EEPROM enable signal 7 EEPROMCLK P014 0 EEPROM input signal 1 aligning plate FHP sensor 1 HP 2 aligning plate RHP sensor 1 HP 3 handling tray paper sensor 1 paper present 4 tr...

Page 585: ...ignal 3 stack edging motor phase B signal 4 upper tray paper surface sensor 1 paper present 5 stapler interlock 1 open 6 shutter HP sensor 1 HP 7 swing guide interlock 1 open P022 0 DIPSW_8 0 ON 1 DIP...

Page 586: ...0 0 1 not used 2 saddle folding motor FWD CW 1 ON 3 saddle folding motor RV CCW 1 ON 4 saddle folding CLK sensor IRQ0 5 saddle butting CLK sensor IRQ1 6 saddle rear stapler HP sensor IRQ2 1 HP 7 saddl...

Page 587: ...cted 3 24V detection signal 0 detected 4 for revision control 5 for revision control 6 for revision control 7 for revision control P038 0 download ON signal 1 ON 1 not used 4 LED3 0 ON 5 LED2 0 ON 6 L...

Page 588: ...esent 1 registration paper sensor signal 1 paper present 2 right deck retry sensor signal 1 paper present 3 cassette 3 paper sensor signal 1 paper present 4 vertical path 3 paper sensor signal 1 paper...

Page 589: ...ction signal 0 3 cassette 4 size detection signal 1 4 fixing shutter thermistor overheating detection signal 1 overheating 5 fixing sub thermistor overheating detection signal 1 overheating 6 fixing m...

Page 590: ...gnal 0 ON 11 right deck open closed sensor signal 0 open 12 left deck open closed signal 0 open 13 lower right door open closed sensor signal 0 open 14 bottle cover sensor signal 0 open 15 front door...

Page 591: ...speed ON signal 1 ON 6 lower fan half speed ON signal 1 ON 7 lower fan full speed ON signal 1 ON P014 0 IH power supply cooling fan half speed ON signal 1 ON 1 IH power supply cooling fan full speed...

Page 592: ...eed sensor signal 1 paper present 5 deck pickup clutch ON signal 1 ON 6 not used 7 deck paper supply position sensor signal 1 ON P026 0 deck paper level sensor signal 1 paper present 1 deck lifter low...

Page 593: ...on adjustment range 1 to 100 default 20 1 ADJ Y Use it to adjust the image read start position Y direction adjustment range 47 to 131 default 90 1 ADJ S Use it to adjust the point at which data is col...

Page 594: ...n Level BLANK T Use it to enter the image leading edge non image width 1 adjustment range 1 to 500 default 118 If you have initialized the RAM on the DC controller PCB or replaced the PCB enter the va...

Page 595: ...0 to 100 default 0 1 D PRE TR Use it to enter the pre transfer charging assembly high voltage offset value for the DC controller PCB adjustment range 50 to 50 default 0 1 D HV TR Use it to enter the t...

Page 596: ...255 1 C3 LVOL Use it to enter the capacity of the cassette 3 50 sheets adjustment range 0 to 255 1 C3 HVOL Use it to enter the capacity of the cassette 3 275 sheets adjustment range 0 to 255 1 C4 LVO...

Page 597: ...29 16 4 3 SORTER 16 4 3 1 SORTER List 0009 6360 T 16 31 COPIER SORTER ADJUST Sub item Description Level PNCH HLE Use it to adjust the length from the edge of paper to the punch hole settings range 4 t...

Page 598: ...e item to highlight and press the OK key 2 See where a connection has been made The result will be indicated as OK or NG OK connection possible NG connection not possible 1 COM LOG Use it to indicate...

Page 599: ...form potential control at power on recovery mode if the temperature of the fixing assembly is 70 deg C or higher If you have replaced the photosensitive drum or the laser unit or if you have changed t...

Page 600: ...ts 2 Put A4 plain or recycled paper in the manual feed tray 3 Select the item to highlight and press the OK key 4 See that the paper is picked from the manual feed tray held in the fixing nip area and...

Page 601: ...eck range 1 to 5 Procedure 1 Select the item 2 Using the keypad type in the code of the clutch 3 Press the OK key 4 Press CL on to check the operation 1 CL ON Use it to start a check on the clutch Pro...

Page 602: ...p motor M11 6 left deck pickup motor M24 7 cassette 3 4 pickup motor M12 8 vertical path duplexing feed motor M25 9 vertical path lower motor M27 10 vertical path upper motor M26 11 side deck main mot...

Page 603: ...ings will be initialized when you turn off and then on the main power switch Procedure 1 Print out the service mode particulars using the following COPIER FUNCTION MISC P P PRINT 2 Select the item and...

Page 604: ...inted out using P PRINT 1 CARD Use it to reset the data related to card ID group The card ID related data will be reset when the main power switch is turned off and then back on Procedure 1 Select the...

Page 605: ...ronment sensor 1 Select the item 2 Press the OK key to generate a printout 1 KEY HIST Use it to print out the history of control panel key inputs 1 Select the item 2 Press the OK key to generate a pri...

Page 606: ...tment of paper width detection reference print 2 of the ADF original pickup tray A5R 1 TRY LTR Use it to execute automatic adjustment of paper width detection reference point 1 of the ADF original pic...

Page 607: ...n to stop the operation The operation will stop automatically in about 5 sec however the indication will not be STOP unless the OK key is pressed once again 1 MTR ON Use it to start the operation of t...

Page 608: ...r switch 1 TR_SP_C1 Use it to change the transfer separation output settings when the right deck is used as the source of paper by way of providing a remedial measure Setting 0 normal default 1 double...

Page 609: ...erence to clock time setting 0 15 to 1440 default 0 in min 1 CBLTINVL Use it to change the number of times the fixing web solenoid goes on Make use of it when image faults occur as the result of soili...

Page 610: ...elect the particular language using the and keys 2 HI HUME Use it to change the developing bias frequency If a separation fault occurs in a high humidity environment set it to 1 setting 0 2700 Hz defa...

Page 611: ...n speed when a connector is made to a service network setting 0 auto default 1 100Base Tx 2 10Base T 2 STS PORT Use it to enable disable the port for TOT synchronous command communications setting 0 d...

Page 612: ...User Mode key 2 SSH SW Use it to enable disable the SSH server function Setting 0 off default 1 on 2 RMT LGIN Use it to turning the SSH server function ON or OFF Setting 0 off default 1 on 2 RE PKEY U...

Page 613: ...it to set soft counter 6 of the user mode screen setting 0 to 999 1 CONTROL Use it to limit the use of the control card for PDL jobs setting 0 do not limit default 1 limit 1 B4 L CNT Use it to specify...

Page 614: ...SP Use it to enable disable indication of a serial number in response to a press on the Counter Check key setting 0 display serial number default 1 do not display serial number 2 PH D SEL Select the n...

Page 615: ...ission size limit valid using server not using server 1 keep transmission size limit invalid only when not using server default 2 IFAX PGD Use it o enable disable page based division transmission only...

Page 616: ...color 1 106 total full color 2 108 total black and white 1 Yes 109 total black and white 2 Yes 110 total mono color large 111 total mono color small 112 total back and white large Yes 113 total black...

Page 617: ...B mono color 2 168 total B full color large 169 total B full color small 170 total B full color mono color large 171 total B full color mono color small 172 total B full color mono color 2 173 total...

Page 618: ...ll Yes 257 copy A full color mono color large 258 copy A full color mono color small 259 copy A full color mono color 2 260 copy A full color mono color 1 261 copy A full color large duplex 262 copy A...

Page 619: ...mote copy full color large duplex 019 remote copy full color small duplex 020 remote copy mono color large duplex 021 remote copy mono color small duplex 022 remote copy black and white large duplex 0...

Page 620: ...04 copy print black and white small 405 copy print black and white 2 406 copy print black and white 1 407 copy print full color mono color large 408 copy print full color mono color small 409 copy pri...

Page 621: ...ack and white small duplex 701 reception print total 1 Yes 702 reception print total 2 Yes 703 reception print large Yes 704 reception print small Yes 705 reception print full color 1 706 reception pr...

Page 622: ...nt black and white large duplex 826 report print black and white small duplex 901 copy scan total 1 color 902 copy scan total 1 black and white 903 copy scan total 2 color 904 copy scan total 2 black...

Page 623: ...ission scan box color 958 transmission scan box black and white COPIER OPTION CST Sub item Description Level P SZ C1 Use it to set the paper size right deck setting 6 A4 default 15 B5 18 LTR 1 P SZ C2...

Page 624: ...mit not permit printing from application PrintMe built into the PS print server unit setting 0 permit printing using unspecific ID default 1 permit printing using specific account 2 reject printing 2...

Page 625: ...ite function of encryption PDF searchable PDF as part of transfer invalidation 2 TR EXPDF Use it to obtain a transfer license key for the PDF expansion kit composite function of encryption PDF searcha...

Page 626: ...etting 0 stamp absent 1 stamp present default 1 COPIER SORTER OPTION Sub item Description Level BLNK SW Use it to set the margin width on both sides of a crease when the saddle stitcher is in use sett...

Page 627: ...halftone 60H error diffusion T BIC 12 halftone 60H dither screen 13 halftone 30H error diffusion T BIC 14 halftone 30H dither screen 15 17 gradations text mode 16 17 gradations text photo mode 17 17 g...

Page 628: ...NG suspect a fault in the IP address of the machine or of the network controller Ask the system administrator for a check on the IP address or replace the main controller PCB If the indication is OK...

Page 629: ...Increases the count when paper is discharged outside the machine or duplex stacking occurs to suit the charge counter in remote print mode in the case of a blank sheet the count remains unchanged for...

Page 630: ...cription Level FEED ADF original pick total counter 1 DFOP CNT Indicates the number of times the ADF hinge has opened closed setting 0 OFF default 00000000 to 99999999 1 COPIER COUNTER JAM Sub item De...

Page 631: ...4 SP RL cassette 4 separation roller counter 1 C4 FD RL cassette 4 feed roller counter 1 LD PU RL left front deck pickup roller counter 1 LD SP RL left front deck separation roller counter 1 LD FD RL...

Page 632: ...ADF dust collecting tape for both simplex and duplex modes the count is increased by 1 for each original read not its sides 1 LNT TAP4 Indicates the number of sheets moving past the ADF dust collectin...

Page 633: ...Chapter 17 Upgrading...

Page 634: ......

Page 635: ...dure 17 19 17 4 3 Downloading SDICT 17 21 17 4 3 1 Outline 17 21 17 4 3 2 Downloading Procedure 17 21 17 4 4 Downloading MEAPCONT 17 22 17 4 4 1 Outline 17 22 17 4 4 2 Downloading Procedure 17 22 17 4...

Page 636: ......

Page 637: ...wing functions Type Type of system software Method of upgrading Remarks SST ROM DIMM replacement Machine System main controller Yes No The machine controller is also used to control the Super G3 Fax B...

Page 638: ...main power while holding down 1 7 then make the following selections in service mode COPIER FUNCTION SYSTEM DOWNLOAD Safe Mode download mode A turn on the main power while holding down 2 8 Initialize...

Page 639: ...ST in use T 17 2 Function Download mode Normal mode download mode B Safe mode download mode A Formatting the HDD Entire HDD BOOTDEV FSTDEV TMP_GEN TMP_PSS TMP_FAX APL_SEND APL_MEAP APL_GEN PDL_DEV FST...

Page 640: ...wnloading backup data SramImg Meapback Function Download mode Normal mode download mode B Safe mode download mode A Boot ROM FLASH ROM HDD System Software System Software Download Mode iR2270i JPjaxxx...

Page 641: ...Chapter 17 17 5 F 17 4 HDD Boot ROM Flash ROM System Software...

Page 642: ...D to the SST Preparatory Work Items to Prepare PC to which the SST version 3 11 or later has been installed System CD for the iR6570 5570 Series Registering the System Software 1 Start up the PC 2 Set...

Page 643: ...F 17 6 6 The list of system software found on the System CD appears Remove the check from the folders and software you will not need then click REGISTER F 17 7 7 When the result of registration is ind...

Page 644: ...d pair cross cable 10Base T Category 3 or 5 100Base TX Category 5 Procedure 1 Start up the PC 2 Check the network settings of the PC At the command prompt type IPCONFIG and press the Return key Check...

Page 645: ...make the following selections COPIER FUNCTION SYSTEM DOWNLOAD Safe Mode Turn on the main power switch while holding down 2 8 6 Start up the Service Support Tool 7 Select the model of the machine to co...

Page 646: ...Chapter 17 17 10 F 17 11 8 Click START F 17 12...

Page 647: ...eeded for partition settings is stored under HDFormat of the iRXXXX F 17 13 1 HDD service part without partition setup 2 Formatting of all partitions in safe mode only 3 HDD after formatting 4 Partiti...

Page 648: ...ALL you may execute formatting without registering HDFormat 2 An attempt to format after selecting TMP_FAX in the absence of a fax board will cause an error 17 3 3 Formatting the Partitions 0009 5914...

Page 649: ...Chapter 17 17 13 F 17 16 3 Click Start 4 When the Confirmation screen has appeared click Execute Formatting F 17 17 5 When the session has ended click OK...

Page 650: ...Start a download session Or turn off and then on the machine to end the work If you have formatted all partitions or formatted BOOTDEV be sure to download System newly Otherwise E602 will occur when...

Page 651: ...an Unlike previous iR controllers however there is only one type of system software Previously one type supported NetWare while the other did not There is now only one type for the machine supporting...

Page 652: ...turn off and then on the main power 6 See the upgrade status indicated on the control panel When a message appears asking you to turn off and then on the switch turn off and then on the main power Be...

Page 653: ...at and then download system software to be stored in the HDD such as System Language and RUI 17 4 2 Downloading RUI and Language 17 4 2 1 Outline 0008 7410 download shell SYSTEM JPja m SYSTEM ZZ SYSTE...

Page 654: ...correct E744 will be indicated and System Language will be used when the main power is turned off and then on RUI Display Language Select using the RUI You can select a different language for a differ...

Page 655: ...download session in either normal or safe mode In the Case of Language 1 Select the version of Language to download F 17 26 2 Click Start Download iR Language XXen XXja RUI XXen XXja SST Service PC iR...

Page 656: ...control panel When a message appears asking you to turn off and then on the machine turn off and then on the main power Be sure never to turn off the power while the machine is executing a downloading...

Page 657: ...eader unit into character code OCR processing This function is used in conjunction with the PDF Generation Expansion Kit 17 4 3 2 Downloading Procedure 0009 5919 You can run a downloading session in e...

Page 658: ...ng a downloading session or writing downloaded software Otherwise the ongoing session will be suspended and the machine may fail to start up If the machine fails to start up format BOOTDEV using HDFor...

Page 659: ...Chapter 17 17 23 F 17 32 2 Click Start F 17 33 3 When the downloading session has ended click OK...

Page 660: ...oaded software Otherwise the ongoing session will be suspended and the machine may fail to start up If the machine fails to start up format BOOTDEV using HDFormat and then download system software to...

Page 661: ...Chapter 17 17 25 F 17 35 2 Click Start F 17 36 3 When the downloading session has ended click OK...

Page 662: ...is executing a downloading session or writing downloaded system software Otherwise the ongoing write operation will be suspended and the machine may fail to start up If the machine fails to start up f...

Page 663: ...Chapter 17 17 27 F 17 38 2 Click Start F 17 39 3 When the downloading session has ended click OK...

Page 664: ...re never to turn off the machine while it is executing a downloading session or writing downloaded system software Otherwise the ongoing write operation will be suspended and the machine may fail to s...

Page 665: ...n in either normal or safe mode 1 Select the version of BOOT to download F 17 42 PC for service SST Boot ROM Flash ROM DIMM iR iR Boot may be upgraded by DIMM replacement Download Main controller bloc...

Page 666: ...ontrol panel of the machine When a message appears asking you to turn off and then on the switch turn off and then on the main power Be sure never to turn off the machine while it is executing a downl...

Page 667: ...software It is a good idea to download both types of system software F 17 45 You will not be able to download Rcon unless the DC controller has started up normally as otherwise the power supply contr...

Page 668: ...Chapter 17 17 32 F 17 46 2 Click Start F 17 47 3 When the downloading session has ended click OK...

Page 669: ...r writing downloaded system software Otherwise the machine may not be able to start up If the machine fails to start up format BOOTDEV using HDFormat and then download system software to be stored in...

Page 670: ...have to replace the flash ROM DIMM 17 4 9 2 Downloading Procedure 0009 5927 You will have to use normal mode for downloading 1 Select the version of G3FAX you want to download F 17 50 2 Click Start F...

Page 671: ...ard fails to function be sure to replace the flash ROM DIMM found on the G3 fax board 17 4 10 Uploading and Downloading Backup Data 17 4 10 1 Outline 0008 7845 SramImg is data that is stored in the SR...

Page 672: ...for uploading 1 Select Upload Data F 17 54 2 Select the data you want to back up Service PC Main controller unit Main controller PCB SramImg bin iR XXXX SramImg Meapback SST HDD Meapback bin System Pr...

Page 673: ...Chapter 17 17 37 F 17 55 3 Click Start F 17 56 4 Enter a name of the file to be saved and fill out a memo as needed Then click the save button...

Page 674: ...Chapter 17 17 38 F 17 57 5 Click OK F 17 58 17 4 10 3 Downloading Procedure 0009 5931 Use safe mode for downloading 1 Select Download Data...

Page 675: ...Chapter 17 17 39 F 17 59 2 Select the data to download F 17 60 3 Click Start...

Page 676: ...you to turn off and then on the switch turn off and then on the main power Be sure not to turn off the machine while it is executing a downloading session or writing downloaded system software The wr...

Page 677: ...Chapter 18 Service Tools...

Page 678: ......

Page 679: ...Contents Contents 18 1 Service Tools 18 1 18 1 1 List of Special Tools 18 1 18 1 2 List of Solvents Oils 18 2...

Page 680: ......

Page 681: ...93 A 3 Mirror positioning tool front rear FY9 3009 B Used when positioning the No 1 No 2 mirror 4 NA 3 Test Sheet FY9 9196 A Used when adjusting checking images 5 Potential sensor electrode FY9 3012 B...

Page 682: ...eaning metal part oil toner Fluorescent family hydrocarbon chlorine family hydrocarbon alcohol Do not bring near fire Procure locally 3 Heat resisting grease Lubrication fixing drive parts Mineral fam...

Page 683: ...Mar 29 2005...

Page 684: ......

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