Canon Duplex Unit-A1 Service Manual Download | Manualshive

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Sep 14 2005

Service Manual

Duplex unit

Duplex Unit-A1

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Summary of Contents for Duplex Unit-A1

Page 1: ...Sep 14 2005 Service Manual Duplex unit Duplex Unit A1 ...

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Page 3: ... need arises In the event of major changes in the contents of this manual over a long or short period Canon will issue a new edition of this manual The following paragraph does not apply to any countries where such provisions are inconsistent with local law Trademarks The product names and company names used in this manual are the registered trademarks of the individual companies Copyright This ma...

Page 4: ...quiring care to avoid combustion fire Indicates an item prohibiting disassembly to avoid electric shocks or problems Indicates an item requiring disconnection of the power plug from the electric outlet Indicates an item intended to provide notes assisting the understanding of the topic in question Indicates an item of reference assisting the understanding of the topic in question Provides a descri...

Page 5: ...sed to indicate Low The voltage value how ever differs from circuit to circuit In addition the asterisk as in DRMD indicates that the DRMD signal goes on when 0 In practically all cases the internal mechanisms of a microprocessor cannot be checked in the field Therefore the operations of the microprocessors used in the machines are not discussed they are explained in terms of from sensors to the i...

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Page 7: ...ment Procedure 3 1 Removing from the Host Machine 3 1 3 1 1 Duplex Unit 3 1 3 1 1 1 Removing the Drum Unit 3 1 3 1 1 2 Removing the Rear Cover 3 1 3 1 1 3 Removing the Left Cover Rear 3 1 3 1 1 4 Removing the Duplex Unit 3 1 3 2 Drive System 3 2 3 2 1 Reversal Motor 3 2 3 2 1 1 Removing the Reversal Motor 3 2 3 2 2 Feed Motor 3 2 3 2 2 1 Removing the Feed Motor 3 2 3 3 Electrical System 3 2 3 3 1 ...

Page 8: ...ts 4 1 4 1 2 Durables 4 1 4 1 2 1 Durables 4 1 4 1 3 Periodical Servicing 4 1 4 1 3 1 Periodical Servicing Items 4 1 4 2 Outline of Electrical Components 4 1 4 2 1 Outline of Electrical Components 4 1 Chapter 5 Error Code 5 1 Service Error Code 5 1 5 1 1 Error Code list 5 1 5 2 Jam Codes 5 1 5 2 1 Jam Code List 5 1 ...

Page 9: ...Chapter 1 Specifications ...

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Page 11: ...Contents Contents 1 1 Product Specifications 1 1 1 1 1 Specifications 1 1 1 2 Names of Parts 1 1 1 2 1 External View 1 1 1 2 2 Sectional View 1 2 ...

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Page 13: ... machine Paper supply method Switchback reversing method Copy paper type 60g m2 to 90g m2 Copy paper size A3 B4 A4 A4R B5 B5R A5R 11X17 LGL LTR LTR R STMTR Power supply DC power supply from host machine Weight 2 5 kg Dimensions 437 2 mm x 448 mm x 378 3 mm W x D x H Incl reversal tray dimensions 1 Duplex unit 4 Blind cover 2 Reversal tray 5 Reversal guide 3 Reversal tray sub 1 2 3 4 5 ...

Page 14: ...ter 1 1 2 1 2 2 Sectional View 0010 4341 F 1 2 T 1 3 1 Feed roller 1 5 Delivery guide 2 Reversal tray sub 6 Duplex flapper 3 Reversal tray 7 Feed roller 2 4 Reversal flapper 8 Feed roller 3 1 3 2 4 6 5 7 8 ...

Page 15: ...Chapter 2 Functions ...

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Page 17: ...c Construction 2 1 2 1 1 Outline 2 1 2 2 Pick Up Feed Systm 2 1 2 2 1 Outline 2 1 2 2 2 Paper Feed Path 2 3 2 2 3 Paper Feed Operation 2 3 2 3 Detecting Jams 2 10 2 3 1 Outline 2 10 2 3 2 Delay Jam 2 10 2 3 3 Stationary Jam 2 10 ...

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Page 19: ... the printing paper is fed by the delivery roller in the fixing unit of the host machine the duplex flapper solenoid SL1001 turns on to lead the paper to the duplex unit The printing paper led to the duplex unit is fed by three feed rollers to the printer The reversal motor M102 and feed motor M1001 are stepping motors The rotation direction of these motors is controlled by the microcomputer CPU m...

Page 20: ... T 2 2 1 Feed roller 1 M1001 Feed motor 2 Feed roller 2 M1002 Reversal motor 3 Feed roller 3 SR1002 Duplex paper sensor 1 SL1001 Duplex flapper solenoid SR1003 Duplex paper sensor 2 M1002 2 1 3 SR1002 SR1003 M1001 SL1001 ...

Page 21: ...er the first paper is supplied the reversal motor M1002 starts rotating to feed the paper toward the reversal tray Immediately after the leading edge of the paper is detected by the delivery sensor the duplex flapper solenoid turns on to feed the paper to the duplex unit The duplex flapper solenoid turns off immediately after the trailing edge of the paper is detected by the delivery sensor SR1002...

Page 22: ...ing edge of the paper reaches the reversal point when the predetermined time lapses after the trailing edge of the paper is detected by the delivery sensor the reversal motor M1002 stops SR1002 SR1003 Fixing delivery sensor Duplex flapper ...

Page 23: ...ts rotating to feed the paper toward the duplex unit allowing the paper to be fed into the host machine During this time the second paper is supplied When the predetermined time lapses after the reversal motor M1002 stops the feed motor M1001 starts rotating SR1002 SR1003 Fixing delivery sensor ...

Page 24: ...r 1 SR1002 the reversal motor stops M1002 5 When the predetermined time lapses after the duplex paper sensor detects the leading edge of the fist paper is detected by the duplex paper sensor 2 SR1003 the feeder motor stops The first paper stops at the standby point about 90 mm downstream from the duplex paper sensor 2 SR1002 SR1003 ...

Page 25: ...e predetermined time the first paper is picked again When the predetermined time lapses after the leading edge of the paper is detected by the pre registration sensor in the host machine the feed motor M1001 stops SR1002 SR1003 Standby point ...

Page 26: ...Chapter 2 2 8 F 2 8 7 During printing on the first paper the second paper reaches the reversal point SR1002 SR1003 Fixing delivery sensor Registration sensor ...

Page 27: ...Chapter 2 2 9 F 2 9 8 After completion of printing the first paper is ejected The second paper is supplied again and ejected after completion of printed SR1002 SR1003 ...

Page 28: ...y jam This jam occurs if the duplex paper sensor 1 does not turn on within the predetermined time after the delivery sensor in the host machine turns on Duplex paper sensor 2 delay jam This jam occurs if the duplex paper sensor 2 does not turn on within the predetermined time after the duplex reversal motor starts rotating 2 3 3 Stationary Jam 0010 4349 Duplex paper sensor 1 stationary jam This ja...

Page 29: ...Chapter 3 Parts Replacement Procedure ...

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Page 31: ...ex Unit 3 1 3 2 Drive System 3 2 3 2 1 Reversal Motor 3 2 3 2 1 1 Removing the Reversal Motor 3 2 3 2 2 Feed Motor 3 2 3 2 2 1 Removing the Feed Motor 3 2 3 3 Electrical System 3 2 3 3 1 Duplex Paper Sensor 3 2 3 3 1 1 Removing the Duplex Paper Sensor 3 2 3 3 2 Duplex Flapper Solenoid 3 2 3 3 2 1 Removing the Duplex Flapper Solenoid 3 2 3 3 3 Duplex Controller PCB 3 3 3 3 3 1 Removing the Duplex C...

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Page 33: ... 6345 1 Remove the four screws 1 and then detach the rear cover 2 F 3 2 3 1 1 3 Removing the Left Cover Rear 0010 6346 1 Remove the three screws 1 and then detach the left cover rear F 3 3 3 1 1 4 Removing the Duplex Unit 0010 6347 1 Disconnect the relay harness 2 from the connector 1 2 Remove the screw 3 and disconnect the ground cable 4 3 Remove the reusable band 5 from the duplex unit harness a...

Page 34: ... 3 8 3 3 Electrical System 3 3 1 Duplex Paper Sensor 3 3 1 1 Removing the Duplex Paper Sensor 0010 6351 1 Remove the duplex unit from the left door 2 Remove the connector and then remove the duplex paper sensor 1 1 3 Remove the connector and then remove the duplex paper sensor 2 2 F 3 9 3 3 2 Duplex Flapper Solenoid 3 3 2 1 Removing the Duplex Flapper Solenoid 0010 6352 1 Remove the duplex unit fr...

Page 35: ... 2 F 3 12 3 3 3 Duplex Controller PCB 3 3 3 1 Removing the Duplex Controller PCB 0010 6350 1 Remove the duplex unit from the left door 2 Remove the five connectors 1 form the duplex controller PCB 3 Remove the four screws 2 and remove he duplex controller PCB 3 F 3 13 1 2 1 2 1 1 1 2 2 3 2 2 ...

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Page 37: ...Chapter 4 Maintenance ...

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Page 39: ...riodically Replaced Parts 4 1 4 1 1 1 Periodically Replaced Parts 4 1 4 1 2 Durables 4 1 4 1 2 1 Durables 4 1 4 1 3 Periodical Servicing 4 1 4 1 3 1 Periodical Servicing Items 4 1 4 2 Outline of Electrical Components 4 1 4 2 1 Outline of Electrical Components 4 1 ...

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Page 41: ...al Servicing Items 0010 4353 This machine has no periodical servicing items 4 2 Outline of Electrical Components 4 2 1 Outline of Electrical Components 0010 4354 F 4 1 T 4 1 Ref Name Parts number JAM code E code 1 Duplex controller PCB FM2 4515 E052 M1001 Feed motor FK2 1114 M1002 Reversal motor FK2 1114 SL1001 Duplex flapper solenoid FL2 3744 SR1002 Duplex paper sensor 1 upper WG8 5696 0120 0221 ...

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Page 43: ...Chapter 5 Error Code ...

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Page 45: ...Contents Contents 5 1 Service Error Code 5 1 5 1 1 Error Code list 5 1 5 2 Jam Codes 5 1 5 2 1 Jam Code List 5 1 ...

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Page 47: ...n on within the specified time after the delivery sensor on the main unit side turns on 0124 Delay jam at duplex paper sensor 2 SR1003 The duplex paper sensor 2 does not turn on within the specified time after the duplex reverse motor starts 0221 Stationary jam at duplex paper sensor 1 SR1002 The duplex paper sensor 1 does not turn off when the specified time has lapsed since the duplex paper sens...

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Page 49: ...Sep 14 2005 ...

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