Canon Buffer Pass Unit-N1 Service Manual Download Page 5

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Motor................................................................................................................................................. 23

Removing the Buffer Pass Motor (M401).............................................................................................. 23

Sensor...............................................................................................................................................24

Removing the Buffer Pass Inlet Sensor (M401)..................................................................................... 24
Removing the Buffer Pass Outlet Sensor (M402)...................................................................................25
Removing the OPEN Detection Sensor (M403)..................................................................................... 26

PCB...................................................................................................................................................27

Removing the Buffer Pass Controller PCB (PCB401).............................................................................27

5. Adjustment..................................................................................................... 28

Basic Adjustment...............................................................................................................................29

Basic Adjustments...............................................................................................................................29

6. Installation...................................................................................................... 30

Checking Before Installation..............................................................................................................31

Points to Note on Installation................................................................................................................31
Product Name.....................................................................................................................................31
Check Items When Turning OFF the Main Power.................................................................................. 31

Unpacking......................................................................................................................................... 32

Unpacking Procedure.......................................................................................................................... 32

Checking the Contents......................................................................................................................33
Installation Procedure........................................................................................................................34

Installation Procedure..........................................................................................................................34

Making Checks after Completion of Installation Work.......................................................................41

Disposal Parts Check.......................................................................................................................... 41
Operation Check................................................................................................................................. 41

APPENDICES......................................................................................................42

Service Tools.....................................................................................................................................43

Solvents and Oils................................................................................................................................ 43
Special Tools...................................................................................................................................... 43

General Circuit Diagram....................................................................................................................44

General Circuit Diagram...................................................................................................................... 44

Contents

Summary of Contents for Buffer Pass Unit-N1

Page 2: ...g or short period Canon will issue a new edition of this manual The following paragraph does not apply to any countries where such provisions are inconsistent with local law Trademarks The product names and company names used in this manual are the registered trademarks of the individual companies Copyright This manual is copyrighted with all rights reserved Under the copyright laws this manual ma...

Page 3: ... door and closing the delivery unit door which results in supplying the machine with power 2 In the digital circuits 1 is used to indicate that the voltage level of a given signal is High while 0 is used 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 me...

Page 4: ...cal Circuitry 7 Controls 8 Controls 8 Basic Operation 9 Basic Operation 9 Drive Configuration 9 Jam Detection 10 Overview 10 Jam Types 10 Power Supply 11 Power Supply Route 11 Protection Function 11 Upgrading 12 Upgrading 12 3 Periodical Service 13 Periodical Service Operation Item 14 Periodically Replaced Parts 14 Consumable Parts 14 4 Disassembly Assembly 15 Removing this Machine from the Host M...

Page 5: ...ments 29 6 Installation 30 Checking Before Installation 31 Points to Note on Installation 31 Product Name 31 Check Items When Turning OFF the Main Power 31 Unpacking 32 Unpacking Procedure 32 Checking the Contents 33 Installation Procedure 34 Installation Procedure 34 Making Checks after Completion of Installation Work 41 Disposal Parts Check 41 Operation Check 41 APPENDICES 42 Service Tools 43 So...

Page 6: ...Safety Precautions Notes Before Servicing 2 Points to Note at Cleaning 2 Notes On Assembly Disassembly 2 ...

Page 7: ...2 If not specially instructed reverse the order of disassembly to reinstall 3 Ensure to use the right screw type length diameter etc at the right position when assembling 4 To keep electric conduction binding screws with washers are used to attach the grounding wire and the varistor Ensure to use the right screw type when assembling 5 Unless it is specially needed do not operate the device with so...

Page 8: ...Product Overview 1 Specifications 4 Name of Parts 5 ...

Page 9: ...ss delivery tray Feed direction 148 0 to 431 8mm Width direction 98 0 to 297 0mm Long original pa per 630mm 1200mm is availa ble to fed if jam is not occurred Stacking capacity Buffer pass delivery tray Height 15mm or less equivalent of 100 sheets Transparency Tracing Paper and Labels are 20 sheets or less Envelope are 4 sheets or less Dimensions W 489mm D 493mm H 184mm Weight Approx 4 5Kg Power S...

Page 10: ... View 1 2 No Name 1 Buffer pass feed outlet port 2 Buffer pass delivery tray Cross Section 1 1 1 1 2 3 4 No Name 1 Feed Roller 2 Buffer Pass Inlet Sensor 3 Buffer Pass Exit Sensor 4 OPEN Detection Sensor 1 Product Overview 5 ...

Page 11: ...Technical Explanation 2 Basic Configuration 7 Controls 8 Basic Operation 9 Jam Detection 10 Power Supply 11 Upgrading 12 ...

Page 12: ...ss controller PCB has a 32 bit CPU that performs sequence control The buffer pass controller PCB receives various commands through the communication cable from its host to drive the motors It also sends sensor information to its host through the communication cable Finisher Controller PCB Host Machine Motor Sensor UFDI Communication UFDI Communication Buffer Pass Controller PCB Related service mod...

Page 13: ...Controls Controls Item Reference Basic Operation Basic Operation on page 9 Jam Detection Jam Detection on page 10 Upgrading Upgrading on page 12 2 Technical Explanation 8 ...

Page 14: ...he Staple Finisher the Booklet Finisher Drive Configuration The following is a diagram showing the drive system of the buffer path M401 PS401 PS402 Symbol Name M401 Buffer Pass Feed Motor PS401 Buffer Pass Inlet Sensor PS402 Buffer Pass Exit Sensor 2 Technical Explanation 9 ...

Page 15: ...aper does not pass through the inlet sensor PS401 even when the paper is fed the specified distance after the sensor detects the paper Exit sensor stationary Jams PS402 When the paper does not pass through the exit sensor PS402 even when the paper is fed the specified distance after the sensor detects the paper Early timing jam PS401 When the Inlet Sensor PS401 detect the paper before feed speed i...

Page 16: ...ller PCB 24V 3 3V 24V Finisher Controller PCB Motor Driver IC 5V Motors fuse FU1 fuse FU2 IC5 Regulator IC Host Machine 12V 24V Sensor Protection Function The power input circuit of buffer pass controller PCB is also provided with a fuse which is blown when an excessive current flows The 24V circuits used to drive the motors are provided with the fuses or the motor drivers with an overcurrent prot...

Page 17: ...pgrading Upgrading When upgrading the firmware of the buffer pass controller PCB upgrade from the host machine Refer to the service manual for the host machine as to the detail 2 Technical Explanation 12 ...

Page 18: ...Periodical Service 3 Periodical Service Operation Item 14 ...

Page 19: ...e Operation Item Periodically Replaced Parts There are no parts that need to be periodically replaced on the buffer pass unit Consumable Parts There is no consumable parts on the buffer pass unit 3 Periodical Service 14 ...

Page 20: ...Disassembly Assembly 4 Removing this Machine from the Host Machine 16 List of Parts 21 External Cover 22 Motor 23 Sensor 24 PCB 27 ...

Page 21: ...Removing this Machine from the Host Machine Removing this Machine 1 Open the Front Cover 1 1 2 Remove the 1 Screw 1 1x 1 3 Detach the Finisher from the host machine 4 Disassembly Assembly 16 ...

Page 22: ...4 Disconnect the Interface Cable 1 1x 1 5 Remove the metal fixture 1 4 screws 2 2 4x 1 2 6 Remove the Rear Relay Cover 1 1 Screw 2 1x 1 2 4 Disassembly Assembly 17 ...

Page 23: ...7 Open the Front Cover 8 Open the Front Upper Cover 9 Remove the Left Upper Cover Unit 1 1 Screw 2 1x 1 2 10 Remove the Left Cover 1 3 Screws 2 4 Disassembly Assembly 18 ...

Page 24: ... 1 3x 2 11 Disconnect the 2 connectors 1 1 Reuse Band 2 2x 1x 1 2 12 Remove the Reversal Guide 1 1 4 Disassembly Assembly 19 ...

Page 25: ...13 Remove the 2 screws 1 2x 1 14 Remove the Buffer Pass Unit 2 Hooks 1 2x 1 4 Disassembly Assembly 20 ...

Page 26: ... Detection Sensor Removing the OPEN Detection Sensor M403 on page 26 PCB401 Buffer Pass Controller PCB Removing the Buffer Pass Controller PCB PCB401 on page 27 M401 Buffer Pass Feed Motor Removing the Buffer Pass Motor M401 on page 23 NOTE Check the operation of the part in the following service mode Service Mode SITUATION Parts Check NOTE Check the operation of the part in the following service ...

Page 27: ...External Cover Removing the Buffer Pass Upper Unit Procedure 1 Remove the Buffer Pass Upper Unit Retainer 1 1 Screw 2 1 2 1x 2 Remove the Buffer Pass Upper Unit 4 Disassembly Assembly 22 ...

Page 28: ...otor Removing the Buffer Pass Motor M401 Procedure 1 Remove the Buffer Pass Motor Unit 1 3 Screws 2 1 Connector 3 3x 1x 1 3 2 2 Remove the Buffer Pass Motor 1 2 Screws 2 1 2 2x 4 Disassembly Assembly 23 ...

Page 29: ...Sensor Removing the Buffer Pass Inlet Sensor M401 Procedure 1 Turn over the Buffer Pass Unit 2 Remove the Buffer Pass Inlet Sensor 1 1 Connector 2 4 Disassembly Assembly 24 ...

Page 30: ...1x 1 2 Removing the Buffer Pass Outlet Sensor M402 Procedure 1 Turn over the Buffer Pass Unit 2 Remove the Buffer Pass Outlet Sensor 2 1 Connector 1 4 Disassembly Assembly 25 ...

Page 31: ...ving the OPEN Detection Sensor M403 Procedure 1 Remove the Buffer Pass Upper Unit Removing the Buffer Pass Upper Unit on page 22 2 Remove the OPEN Detection Sensor 2 1 Connector 1 1x 2 1 4 Disassembly Assembly 26 ...

Page 32: ...PCB Removing the Buffer Pass Controller PCB PCB401 Procedure 1 Remove the Buffer Pass Controller PCB 1 1 Screw 2 5 Connectors 3 1 Locking Support 4 1x 1 2 3 3 4 5x 3 4 Disassembly Assembly 27 ...

Page 33: ...Adjustment 5 Basic Adjustment 29 ...

Page 34: ...Basic Adjustment Basic Adjustments Buffer pass unit does not have adjustment work 5 Adjustment 29 ...

Page 35: ...Installation 6 Checking Before Installation 31 Unpacking 32 Checking the Contents 33 Installation Procedure 34 Making Checks after Completion of Installation Work 41 ...

Page 36: ...o be registered In some regions where this product is sold the following names may be registered instead F280762 Check Items When Turning OFF the Main Power Check that the main power switch is OFF 1 Turn OFF the main power switch of the Host Machine 2 Be sure that control panel display and main power lamp are both turned OFF and then disconnect the power plug 6 Installation 31 ...

Page 37: ...box and then take out the included parts and cushioning materials 2 Open the plastic sheet Take out the Buffer Pass Unit by holding its both sides as shown in the figure and then remove all the tapes and the cushioning materials FRONT 6 Installation 32 ...

Page 38: ...ts is missing 6 1 2 2 7 5 3 4 1 Buffer Pass Unit 1pc 2 Screw Binding M4x8 3pcs 3 Grounding Plate 1pc 4 Screw RS tightening M3x8 2pcs 5 Screw Binding M4x14 2pcs 6 Rear Relay Cover 1pc 7 Buffer Pass Left Upper Cover 1pc Others Including guides 6 Installation 33 ...

Page 39: ...tlet 1 When the Reversal Guide has been installed to the host machine remove it 2 Claws 2 Remove the Delivery Rear Cover Upper Lower 1 Screw 1 Hook 1x 3 Remove the Sensor Flag of the Delivery Tray Full Detection Sensor 1 the lower sensor flag in the figure 4 Install the Delivery Rear Cover Upper Lower 2 Bosses 1 Hook 1 Screw 1x 6 Installation 34 ...

Page 40: ...ver Upper Lower if it is forgotten to remove the cover the Buffer Pass is not grounded so that the controller of the Host Machine may be damaged by an electro static noise 2x RS Tightening M3x8 6 Remove the Inner Face Seal 7 Remove the Face Cover 1 Claw 8 Remove the Face Cover 1 Claw 6 Installation 35 ...

Page 41: ...9 Open the Front Cover 10 Open the Front Upper Cover 11 Remove the Left Upper Cover Unit 1 Screw 1x 12 Remove the Left Cover 3 Screws 3x 13 Remove the Subtray 1 Hook 2 Claws 6 Installation 36 ...

Page 42: ...at the 2 projections at rear and 2 hooks at front of the Buffer Pass Unit are inserted securely 15 Connect the connector of the Buffer Pass Unit to the Host Machine 2 Connectors 1 Reuse Band 2x 1x 16 Fix the Buffer Pass Unit to the Host Machine 2 Screws Binding 4x8 2x Binding M4x8 17 Install the Reversal Guide 2 Claws NOTE Surely insert the Reversal Guide till a gap disappears 6 Installation 37 ...

Page 43: ...t Upper Cover to the Left Upper Cover Unit NOTE Protection Sheet of Buffer Pass Left Upper Cove is removed at later procedure 3 Hooks 1 Screw P Tightening M4x10 1x 20 Install the Left Cover 3 Screw RS Tightening M3x8 3x 21 Install the Left Upper Cover Unit 4 Claws 1 Screw RS Tightening M3x8 1x 6 Installation 38 ...

Page 44: ...om the Buffer Pass Left Upper Cover 23 Close the Front Upper Cover 24 Close the Front Cover 25 Install the Rear Relay Cover 3 Hooks 1 Screw Binding M4x8 1x Binding M4x8 26 Remove the 2 Face Seals White from Left Cover 6 Installation 39 ...

Page 45: ...27 Install the Grounding Plate 2 Screws Binding M4x14 2 Screws RS Tightening M3x8 4x RS Tightening M3x8 Binding M4x14 6 Installation 40 ...

Page 46: ...er 1pc 3 Face Cover 1pc 4 Subtray 1pc 5 Inner Cover Upper 1pc 6 Inner Cover Lower 1pc 7 Inner Face Seal 1pc 8 Screw RS Tightening M3x8 2pcs 9 Left Upper Cover 1pc 10 Protection Sheet 1pc 11 Face Seal White 2pcs Operation Check 1 Turn ON the main power of the Host Machine after installing the Finisher 2 Check the operation such as paper feed to make sure that problems such as a jam or malfunction d...

Page 47: ...APPENDICES Service Tools 43 General Circuit Diagram 44 ...

Page 48: ...ot bring near fire Procure locally Substitute IPA isopropyl alcohol 2 Solvent Cleaning e g metal oil or toner stain Fluoride family hydrocar bon Chlorine family hydrocar bon Alcohol Do not bring near fire Procure locally Substitute MEK 3 Lubricating oil EM 50L Lubrication friction areas Special oil Special solid lubricatiing agent Lithium soap Tool No HY9 0007 Special Tools None Service Tools 43 ...

Page 49: ... RVWЍ 1 5 1Ѝ 3 7 1Ћ 3 1B0 1B5 6 7 RZORDG 9 1 9287 9 1 9287 0 5 6 7 1 1 1 9 9 9 9287 1 1 9 175 B616 1 3B 21 7 7 RVWЍ 1 5 RVWЋ 1 1B 1 7 1B5 6 7 1B0 1 1 1 0 0 36 3 XIIHU 3DVV HHG 0RWRU 23 1 HWHFWLRQ 6HQVRU XIIHU 3DVV RQWUROOHU 3 KRVW PDFKLQH XIIHU 3DVV 㹇㹄 LQLVKHU XIIHU 3DVV 㹇㹄 XIIHU 3DVV QOHW 6HQVRU XIIHU 3DVV LW 6HQVRU XQXVHG General Circuit Diagram 44 ...

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