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Chapter 4

4-5

4.4 Outline of Electrical Components

4.4.1 Electric Parts Layout/Functions

0010-3950

<Sensors>

T-4-3

F-4-14

<Motors, Clutch, Solenoids, PCBs, etc.>

T-4-4

F-4-15

Symbol

Name

Part No.

Relay 

PCB

ADF driver 

PCB

Jam code

PI1

Document width sensor 2 
(directly mounted on the 
Relay PCB)

FH5-3731

CN7

PI2

Document width sensor 1 
(directly mounted on the 
Relay PCB)

FH5-3731

CN7

PI3

Last document detection 
sensor

WG8-5696

CN32

CN7

PI4

Document length sensor 1

WG8-5696 CN32

CN7

PI5

Document length sensor 2

WG8-5696 CN32

CN7

PI6

Delivery reversal sensor

WG8-5696

CN8

0007, 000c, 000d

PI7

Read sensor

WG8-5696

CN8

0007, 0008, 000c

PI8

Registration paper sensor

WG8-5696

CN8

0007, 0008, 000c

PI10

Cover open/close sensor 

WG8-5696

CN9

000e

PI11

Document set sensor

WG8-5696

CN9

000a

Symb

ol

Name

Function

Part No.

ADF 
driver 
PCB

E code

M1

Motor

Feed motor

FH5-1142

CN4

M2

Pickup motor

FH5-1142

CN11

SL1

Solenoid

Roller release solenoid

FH6-5136

CN5

SL2

Stamp solenoid

FB5-9410

CN6

PCB1 ADF driver PCB

ADF control

FH5-3730

PCB2 Relay PCB 

Repeating for sensors in document 
pickup tray/Document width 
detection

FH5-3731

CN7

 PI5

 PI4

 PI3

 PI10

 PI11

 PI7

 PI6

 PI8

 PI2

 PI1

 SL1

 SL2

 M1

 PCB1

 PCB2

 M2

Содержание DADF-P1

Страница 1: ...Sep 14 2005 Service Manual Feeder DADF P1 ...

Страница 2: ......

Страница 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...

Страница 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...

Страница 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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Страница 7: ...cument Detection 2 4 2 3 1 Outline 2 4 2 3 2 Document Presence Absence Detection 2 4 2 3 3 Detection of Last Document 2 4 2 3 4 Initial Document Size Detection 2 5 2 4 Document Pickup Separation 2 6 2 4 1 Basic Pickup Operation 2 6 2 4 2 Pickup Unit and Stopper 2 7 2 4 3 Pickup Timing 2 7 2 4 4 Pickup Motor M2 Control 2 7 2 5 Document Reversing 2 8 2 5 1 Basic Operation 2 8 2 5 2 Operation Sequenc...

Страница 8: ...ing the Pickup Motor 3 4 3 3 3 6 Removing the Feed Motor 3 4 3 3 3 7 Removing the Timing Belt 3 4 3 4 Document Feeding System 3 5 3 4 1 Pickup Roller Unit 3 5 3 4 1 1 Removing the Front Cover 3 5 3 4 1 2 Removing the Feeder Cover 3 5 3 4 1 3 Removing the Pickup Roller Unit 3 5 3 4 1 4 Precaution about Pickup Roller Unit Installation 3 6 3 4 2 Pickup Roller Separation Roller 3 6 3 4 2 1 Removing th...

Страница 9: ... 3 13 3 4 7 2 Removing the Feeder Cover 3 13 3 4 7 3 Removing the Rear Cover 3 14 3 4 7 4 Removing the ADF Driver PCB 3 14 3 4 7 5 Removing the Pickup Motor 3 14 3 4 7 6 Removing the Feed Motor 3 14 3 4 7 7 Removing the Timing Belt 3 14 3 4 7 8 Removing the Document Tray 3 15 3 4 7 9 Removing the Feeding Unit 3 15 3 4 7 10 Removing the Read Roller 1 3 15 3 4 8 Read Roller 2 3 16 3 4 8 1 Removing t...

Страница 10: ...g Belt 3 24 3 4 11 8 Removing the Document Tray 3 25 3 4 11 9 Removing the Feeding Unit 3 25 3 4 12 Document Tray 3 25 3 4 12 1 Removing the Front Cover 3 25 3 4 12 2 Removing the Rear Cover 3 26 3 4 12 3 Removing the Document Tray 3 26 3 5 Electrical System 3 26 3 5 1 Inner Sensor of Feed Unit 3 26 3 5 1 1 Removing the Front Cover 3 26 3 5 1 2 Removing the Feeder Cover 3 26 3 5 1 3 Removing the R...

Страница 11: ...ally Replaced Parts 4 2 4 2 2 Durables 4 2 4 2 2 1 Durables 4 2 4 2 3 Periodical Servicing 4 2 4 2 3 1 Periodic Service Items 4 2 4 3 Adjustment 4 2 4 3 1 Basic Adjustment 4 2 4 3 1 1 Outline 4 2 4 3 1 2 Height Adjustment 4 2 4 3 1 3 Perpendicularity Adjustment 4 3 4 3 1 4 Magnification Adjustment 4 4 4 3 1 5 Side Registration Adjustment 4 4 4 3 1 6 Leading Edge Registration Adjustment 4 4 4 3 1 7...

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Страница 13: ...Chapter 1 Specifications ...

Страница 14: ......

Страница 15: ...Contents Contents 1 1 Product Specifications 1 1 1 1 1 Specifications 1 1 1 2 Names of Parts 1 2 1 2 1 External View 1 2 1 2 2 Cross section 1 2 ...

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Страница 17: ...ocument read method Stream reading Document processing mode Single sided document processing Double sided document processing Document size recognition Detected by photo interrupter on pickup tray Longitudinal Two photo interrupters Lateral Two photo interrupters Jam recovery function Not supported Completion stamp function Supported Mixed document function Same types of paper can be mixed Mixing ...

Страница 18: ...n pad 5 Pickup roller 6 Document supply tray 7 Upper delivery reversal roller 8 Lower delivery reversal roller 9 Read roller 2 lower 10 Read roller 2 upper 11 Platen roller 12 Read roller 13 Read roller 1 upper 14 Read roller 1 lower 15 White sheet 1 Feeder cover 4 Document pickup tray 2 Rear cover 5 Front cover 3 Slide guide 6 Document delivery tray 1 2 3 4 6 5 1 2 3 4 5 6 9 7 10 11 13 14 8 12 15...

Страница 19: ...Chapter 2 Functions ...

Страница 20: ......

Страница 21: ...cument Presence Absence Detection 2 4 2 3 3 Detection of Last Document 2 4 2 3 4 Initial Document Size Detection 2 5 2 4 Document Pickup Separation 2 6 2 4 1 Basic Pickup Operation 2 6 2 4 2 Pickup Unit and Stopper 2 7 2 4 3 Pickup Timing 2 7 2 4 4 Pickup Motor M2 Control 2 7 2 5 Document Reversing 2 8 2 5 1 Basic Operation 2 8 2 5 2 Operation Sequence 2 9 2 6 Document Feeding Delivery 2 9 2 6 1 B...

Страница 22: ......

Страница 23: ...ocessor PCB do not have a memory area data service mode etc is stored in the image processor PCB F 2 1 2 2 Basic Operation 2 2 1 Drive Mechanism and Signals 0010 3892 This machine is a document feeder exclusively for stream reading This machine uses two motors to pick up and feed document paper T 2 1 The drive mechanism and signals are shown below F 2 2 Name symbol Function Feed motor M1 Feeds doc...

Страница 24: ...ard Pickup Delivery Single sided document Simplex Printing Operation 0010 3894 The document flows as shown below MEMO This operation is performed for all single sided documents irrespective of whether document widths are the same or different F 2 3 2 2 4 Forward Pickup Reversal Delivery Double sided document Duplex printing Operation 0010 3895 The document flow is shown below MEMO Operation mode n...

Страница 25: ...respective of whether document widths are the same or different F 2 4 F 2 5 Document Pickup Formation of loop Reading Feed Reversal Waiting for reading Formation of loop Waiting for reading to next page Reverse side reading Feed Feed Reversal Idle feed Delivery Feed End of job ...

Страница 26: ...nt detection lever the detection lever moves the light shielding plate to allow light pass through the photo interrupter Thus the last document detection sensor PI3 generates a last document detection signal LAST When the last document has moved past the document sensor PI11 an document absence signal EMPTY is generated to notify the host machine that an document being picked up is the last one vi...

Страница 27: ...ensors mounted inside the document tray are shielded by the light shielding plate mount ed at the bottom of the slide guide Document sizes are determined by the combination of the ON OFF states of document length sensors and the combination of ON OFF states of document width sensors F 2 8 The following tables show the relationships among document width sensors document length sensors and document ...

Страница 28: ...rns in the forward direction to raise the paper pickup roller unit feeding the document to the read standby point with the registration roller and read roller When the document reaches the read standby point the pickup motor M2 and feed motor M1 stops F 2 11 d Stream reading When the leading edge of the document reaches the read standby point an image leading edge signal is sent to the host machin...

Страница 29: ...rns in the forward direction to raise the pickup unit feeding the document with the reg istration roller At this time the separation roller drive shaft driven via the spring one way clutch stops at the upper limit of the pickup unit and the friction against the document forces the separation roller to rotate with the aid of the one way clutch F 2 13 2 4 3 Pickup Timing 0010 3909 F 2 14 2 4 4 Picku...

Страница 30: ...he surface of the document After completion of reading the delivery reversal roller feeds the document to the delivery unit F 2 16 b Reversal feed 1 When the trailing edge of the fed document moves past the delivery reversal sensor PI6 the feed motor M1 stops Immediately after this the feed motor start turning in the reverse direction to feed the document to the registration roller then stops At t...

Страница 31: ...turns on only when the document is reversed for duplex printing F 2 20 Registration roller Read standby point Read roller M1 M2 M1 SL1 Delivery reversal roller Document reversal Document s reverse side reading Roller release solenoid SL1 Document separation feed Document reading Image leading edge signal Reverse rotation Forward rotation Loop formation Read standby Start key ON or document pickup ...

Страница 32: ...This machine detects a jam using the sensors shown below Document jam check timings are stored in the ROM on the image processor PCB to check whether a jam has occurred according to presence absence of the document at the relevant sensor position When a jam occurs the host machine stores its code Jam codes can be checked by outputting a jam error log report in the service mode of the host machine ...

Страница 33: ...e signal STMP_SOL from the ADF driver PCB drives the stamp solenoid SL2 to affix a stamp indicating that the document has been read or sent F 2 25 In the stamp mode the feed speed is set to 118 mm s after completion of document reading The document stops when it has been fed 21 45 mm since detection of tuning off of the delivery reversal sensor where the stamp is printed The solenoid drive time is...

Страница 34: ...ion paper sensor PI8 Read sensor PI7 Delivery reversal sensor PI6 Pickup motor M2 Feed motor M1 Roller release solenoid SL1 Image leading edge signal Start key ON or document pickup signal input Document placement Document separation feed Document reading Document delivery Reverse rotation Forward rotation Loop formation Read standby Reverse rotation of motor ...

Страница 35: ...Chapter 3 Parts Replacement Procedure ...

Страница 36: ......

Страница 37: ...Front Cover 3 3 3 3 3 2 Removing the Feeder Cover 3 3 3 3 3 3 Removing the Rear Cover 3 4 3 3 3 4 Removing the ADF Driver PCB 3 4 3 3 3 5 Removing the Pickup Motor 3 4 3 3 3 6 Removing the Feed Motor 3 4 3 3 3 7 Removing the Timing Belt 3 4 3 4 Document Feeding System 3 5 3 4 1 Pickup Roller Unit 3 5 3 4 1 1 Removing the Front Cover 3 5 3 4 1 2 Removing the Feeder Cover 3 5 3 4 1 3 Removing the Pi...

Страница 38: ... 3 4 6 7 Removing the Timing Belt 3 12 3 4 6 8 Removing the Document Tray 3 12 3 4 6 9 Removing the Feeding Unit 3 13 3 4 6 10 Removing the Upper Delivery Reversing Roller 3 13 3 4 7 Read Roller 1 3 13 3 4 7 1 Removing the Front Cover 3 13 3 4 7 2 Removing the Feeder Cover 3 13 3 4 7 3 Removing the Rear Cover 3 14 3 4 7 4 Removing the ADF Driver PCB 3 14 3 4 7 5 Removing the Pickup Motor 3 14 3 4 ...

Страница 39: ...he Front Cover 3 23 3 4 11 2 Removing the Feeder Cover 3 23 3 4 11 3 Removing the Rear Cover 3 23 3 4 11 4 Removing the ADF Driver PCB 3 24 3 4 11 5 Removing the Pickup Motor 3 24 3 4 11 6 Removing the Feed Motor 3 24 3 4 11 7 Removing the Timing Belt 3 24 3 4 11 8 Removing the Document Tray 3 25 3 4 11 9 Removing the Feeding Unit 3 25 3 4 12 Document Tray 3 25 3 4 12 1 Removing the Front Cover 3 ...

Страница 40: ... 3 30 3 5 4 1 Removing the Rear Cover 3 30 3 5 4 2 Removing the Document Placement Sensor 3 30 3 5 5 Document Length sensor 3 30 3 5 5 1 Removing the Document Length Sensor 3 30 3 5 6 Pressurization Solenoid 3 31 3 5 6 1 Removing the Rear Cover 3 31 3 5 6 2 Removing the Pressurization Solenoid Roller Release Solenoid 3 31 3 5 7 ADF Driver PCB 3 31 3 5 7 1 Removing the Rear Cover 3 31 3 5 7 2 Remov...

Страница 41: ... cover 6 Remove the two stepped screws 1 slide the ADF 2 toward the rear and lift it to detach F 3 3 3 2 External Covers 3 2 1 Front Cover 3 2 1 1 Removing the Front Cover 0010 3923 1 Open the feeder cover 1 and then remove the screw 2 F 3 4 2 Remove the two screws 3 and then detach the front cover 4 F 3 5 3 2 2 Rear Cover 3 2 2 1 Removing the Rear Cover 0010 3924 1 Open the feeder cover 2 Move to...

Страница 42: ... Remove the rear cover with the two claws 3 released 3 3 1 2 Removing the Pickup Motor 0010 3927 1 Disconnect the connector 1 and then remove the tension spring 2 2 Remove the two screws 3 and then remove the pickup motor 4 together with the adjusting plate F 3 11 3 3 1 3 Installing the Pickup Motor 0010 3928 1 Attach the tension spring 1 to the adjusting plate and motor base and then install the ...

Страница 43: ... Feed Motor 0010 3931 1 Install the feed motor in such a manner that the motor pulley is engaged with the timing belt and then tighten two screws 1 temporarily 2 Attach the tension spring 2 to the adjusting plate and motor base and then securely tighten the screws tightened temporarily in step 1 3 Connect the connector 3 F 3 15 3 3 3 Timing Belt Pulley 3 3 3 1 Removing the Front Cover 0010 6195 1 ...

Страница 44: ...ring 2 2 Remove the two screws 3 and then remove the pickup motor 4 together with the adjusting plate F 3 21 3 3 3 6 Removing the Feed Motor 0010 6197 1 Disconnect the connector 1 and then remove the tension spring 2 2 Remove the two screws 3 and then remove the feed motor 4 together with the adjusting plate F 3 22 3 3 3 7 Removing the Timing Belt 0010 3971 1 Remove the screw 1 and then disconnect...

Страница 45: ... 27 2 Remove the two screws 3 and then detach the front cover 4 F 3 28 3 4 1 2 Removing the Feeder Cover 0010 6355 1 Remove the screw 1 and positioning pin 2 and then detach the feeder cover 3 F 3 29 3 4 1 3 Removing the Pickup Roller Unit 0010 3978 1 Release the two hooks 1 and then detach the inner cover 2 of the feeder cover F 3 30 2 Remove the two resin rings 1 and the two bearings 2 and then ...

Страница 46: ... Remove the two screws 3 and then detach the front cover 4 F 3 34 3 4 2 2 Removing the Feeder Cover 0010 6357 1 Remove the screw 1 and positioning pin 2 and then detach the feeder cover 3 F 3 35 3 4 2 3 Removing the Pickup Roller Unit 0010 6358 1 Release the two hooks 1 and then detach the inner cover 2 of the feeder cover F 3 36 2 Remove the two resin rings 1 and the two bearings 2 and then remov...

Страница 47: ... and then remove the screw 2 F 3 41 2 Remove the two screws 3 and then detach the front cover 4 F 3 42 3 4 4 2 Removing the Feeder Cover 0010 6360 1 Remove the screw 1 and positioning pin 2 and then detach the feeder cover 3 F 3 43 3 4 4 3 Removing the Upper Registration Roller 0010 3993 1 Release the two hooks 1 and then detach the inner cover 2 of the feeder cover F 3 44 2 Slide the shaft 1 in t...

Страница 48: ...Open the feeder cover 2 Move to the back of the machine remove the two screws 1 and then detach the rear cover 2 F 3 49 Remove the rear cover with the two claws 3 released 3 4 5 4 Removing the ADF Driver PCB 0011 3231 1 Disconnect all connectors from the ADF driver PCB 10 connectors 2 Remove the two screws 1 and then remove the ADF driver PCB 2 F 3 50 3 4 5 5 Removing the Feed Motor 0010 6642 1 Di...

Страница 49: ...ove the four screws 1 and then remove the metal plate F 3 54 8 Remove the timing belt 1 F 3 55 3 4 5 7 Removing the Document Tray 0010 6656 1 Remove the screw 1 at the front of the machine and then remove the tray holder 2 2 Remove the document tray 3 F 3 56 3 4 5 8 Removing the Feeding Unit 0010 6669 1 Remove the two screws 1 F 3 57 2 Remove the two screws 1 and then remove the feeding unit F 3 5...

Страница 50: ... 5 When installing the read roller 2 loosen the screws 6 and attach the belt F 3 63 3 4 5 11 Removing the Sensor Unit in the Feeder Unit 0010 6672 1 Remove the two screws 1 and then remove the sensor unit 2 F 3 64 3 4 5 12 Removing the Lower Registration Roller 0010 4009 1 Remove the E ring 1 and then remove the gear 2 2 Remove the resin ring 3 and then remove the gear 4 F 3 65 3 Remove the E ring...

Страница 51: ...F 3 70 3 4 6 3 Removing the Rear Cover 0010 6621 1 Open the feeder cover 2 Move to the back of the machine remove the two screws 1 and then detach the rear cover 2 F 3 71 Remove the rear cover with the two claws 3 released 3 4 6 4 Removing the ADF Driver PCB 0011 3232 1 Disconnect all connectors from the ADF driver PCB 10 connectors 2 Remove the two screws 1 and then remove the ADF driver PCB 2 F ...

Страница 52: ...the two sensor connectors 1 3 Remove the harness from the harness guide 2 4 Remove the screw 3 and remove the harness guide 2 5 Remove the two screws 4 and then remove the metal plate 5 6 Remove the four screws 6 and then remove the left hinge 7 F 3 76 7 Remove the four screws 1 and then remove the metal plate F 3 77 8 Remove the timing belt 1 F 3 78 3 4 6 8 Removing the Document Tray 0010 6657 1 ...

Страница 53: ... 3 82 2 Remove the resin ring 1 gear 2 and bearing 3 and then remove the upper delivery reversing roller 4 F 3 83 3 4 7 Read Roller 1 3 4 7 1 Removing the Front Cover 0010 6607 1 Open the feeder cover 1 and then remove the screw 2 F 3 84 2 Remove the two screws 3 and then detach the front cover 4 F 3 85 3 4 7 2 Removing the Feeder Cover 0010 6617 1 Remove the screw 1 and positioning pin 2 and then...

Страница 54: ...ring 2 2 Remove the two screws 3 and then remove the pickup motor 4 together with the adjusting plate F 3 89 3 4 7 6 Removing the Feed Motor 0010 6644 1 Disconnect the connector 1 and then remove the tension spring 2 2 Remove the two screws 3 and then remove the feed motor 4 together with the adjusting plate F 3 90 3 4 7 7 Removing the Timing Belt 0010 6651 1 Remove the screw 1 and then disconnect...

Страница 55: ...he tray holder 2 2 Remove the document tray 3 F 3 95 3 4 7 9 Removing the Feeding Unit 0010 6667 1 Remove the two screws 1 F 3 96 2 Remove the two screws 1 and then remove the feeding unit F 3 97 3 4 7 10 Removing the Read Roller 1 0010 4030 1 Turn over the feeder unit 2 Remove the two resin rings 1 four gears 2 and one bearing 3 F 3 98 3 Remove the resin ring 1 belt 2 gear 3 and bearing 4 6 7 4 5...

Страница 56: ...ioning pin 2 and then detach the feeder cover 3 F 3 103 3 4 8 3 Removing the Rear Cover 0010 6623 1 Open the feeder cover 2 Move to the back of the machine remove the two screws 1 and then detach the rear cover 2 F 3 104 Remove the rear cover with the two claws 3 released 3 4 8 4 Removing the ADF Driver PCB 0011 3235 1 Disconnect all connectors from the ADF driver PCB 10 connectors 2 Remove the tw...

Страница 57: ...the two sensor connectors 1 3 Remove the harness from the harness guide 2 4 Remove the screw 3 and remove the harness guide 2 5 Remove the two screws 4 and then remove the metal plate 5 6 Remove the four screws 6 and then remove the left hinge 7 F 3 109 7 Remove the four screws 1 and then remove the metal plate F 3 110 8 Remove the timing belt 1 F 3 111 3 4 8 8 Removing the Document Tray 0010 6659...

Страница 58: ...ver 2 F 3 115 2 Remove the resin ring 1 gear 2 and bearing 3 F 3 116 3 Remove the resin ring 1 belt 2 gear 3 and bearing 4 and then remove the read roller 2 5 When installing the read roller 2 loosen the screws 6 and attach the belt F 3 117 3 4 9 Platen Roller 3 4 9 1 Removing the Front Cover 0010 6609 1 Open the feeder cover 1 and then remove the screw 2 F 3 118 2 Remove the two screws 3 and then...

Страница 59: ...driver PCB 10 connectors 2 Remove the two screws 1 and then remove the ADF driver PCB 2 F 3 122 3 4 9 5 Removing the Pickup Motor 0010 6638 1 Disconnect the connector 1 and then remove the tension spring 2 2 Remove the two screws 3 and then remove the pickup motor 4 together with the adjusting plate F 3 123 3 4 9 6 Removing the Feed Motor 0010 6646 1 Disconnect the connector 1 and then remove the ...

Страница 60: ... metal plate F 3 127 8 Remove the timing belt 1 F 3 128 3 4 9 8 Removing the Document Tray 0010 6660 1 Remove the screw 1 at the front of the machine and then remove the tray holder 2 2 Remove the document tray 3 F 3 129 3 4 9 9 Removing the Feeding Unit 0010 6665 1 Remove the two screws 1 F 3 130 2 Remove the two screws 1 and then remove the feeding unit F 3 131 3 4 9 10 Removing the Platen Rolle...

Страница 61: ...35 2 Remove the two screws 3 and then detach the front cover 4 F 3 136 3 4 10 2 Removing the Feeder Cover 0010 6614 1 Remove the screw 1 and positioning pin 2 and then detach the feeder cover 3 F 3 137 3 4 10 3 Removing the Rear Cover 0010 6625 1 Open the feeder cover 2 Move to the back of the machine remove the two screws 1 and then detach the rear cover 2 F 3 138 Remove the rear cover with the t...

Страница 62: ...move the feed motor 4 together with the adjusting plate F 3 141 3 4 10 7 Removing the Timing Belt 0010 6654 1 Remove the screw 1 and then disconnect the ground cable 2 F 3 142 2 Disconnect the two sensor connectors 1 3 Remove the harness from the harness guide 2 4 Remove the screw 3 and remove the harness guide 2 5 Remove the two screws 4 and then remove the metal plate 5 6 Remove the four screws ...

Страница 63: ...4 10 10 Removing the Lower Delivery Reversing Roller 0010 4207 1 Remove the lower delivery reversing roller 1 F 3 149 3 4 11 Feeding Unit 3 4 11 1 Removing the Front Cover 0010 6587 1 Open the feeder cover 1 and then remove the screw 2 F 3 150 2 Remove the two screws 3 and then detach the front cover 4 F 3 151 3 4 11 2 Removing the Feeder Cover 0010 6590 1 Remove the screw 1 and positioning pin 2 ...

Страница 64: ...and then remove the pickup motor 4 together with the adjusting plate F 3 155 3 4 11 6 Removing the Feed Motor 0010 6593 1 Disconnect the connector 1 and then remove the tension spring 2 2 Remove the two screws 3 and then remove the feed motor 4 together with the adjusting plate F 3 156 3 4 11 7 Removing the Timing Belt 0010 6594 1 Remove the screw 1 and then disconnect the ground cable 2 F 3 157 2...

Страница 65: ...move the tray holder 2 2 Remove the document tray 3 F 3 161 3 4 11 9 Removing the Feeding Unit 0010 6596 1 Remove the two screws 1 F 3 162 2 Remove the two screws 1 and then remove the feeding unit F 3 163 3 4 12 Document Tray 3 4 12 1 Removing the Front Cover 0010 6403 1 Open the feeder cover 1 and then remove the screw 2 F 3 164 2 Remove the two screws 3 and then detach the front cover 4 6 7 4 5...

Страница 66: ...t the back of the machine and disconnect the ground cable 2 3 Disconnect the tray harness connector CN7 3 from the ADF driver PCB 4 Remove the harness 4 from the harness guide and then detach the doc ument tray 5 F 3 168 3 5 Electrical System 3 5 1 Inner Sensor of Feed Unit 3 5 1 1 Removing the Front Cover 0010 6612 1 Open the feeder cover 1 and then remove the screw 2 F 3 169 2 Remove the two scr...

Страница 67: ...pring 2 2 Remove the two screws 3 and then remove the pickup motor 4 together with the adjusting plate F 3 174 3 5 1 6 Removing the Feed Motor 0010 6648 1 Disconnect the connector 1 and then remove the tension spring 2 2 Remove the two screws 3 and then remove the feed motor 4 together with the adjusting plate F 3 175 3 5 1 7 Removing the Timing Belt 0010 6655 1 Remove the screw 1 and then disconn...

Страница 68: ...e document tray 3 F 3 180 3 5 1 9 Removing the Feeding Unit 0010 6663 1 Remove the two screws 1 F 3 181 2 Remove the two screws 1 and then remove the feeding unit F 3 182 3 5 1 10 Removing the Platen Roller Unit 0010 6670 1 Turn over the feeder unit 2 Remove the resin ring 1 and then remove the three gears 2 and the bearing 3 F 3 183 3 Remove the resin ring 1 belt 2 gear 3 and bearing 4 4 Remove t...

Страница 69: ... roller 2 loosen the screws 6 and attach the belt F 3 187 3 5 1 12 Removing the Sensor in the Feeder Unit 0010 4213 1 Remove the two screws 1 and then remove the sensor unit 2 F 3 188 2 Remove the sensor 1 from the sensor unit F 3 189 3 5 2 Document Width Volume 3 5 2 1 Removing the Relay PCB Document Width Sensor PCB 0010 6586 1 Remove the three screws 1 on the reverse side of the document tray u...

Страница 70: ...or 2 F 3 193 3 5 4 Document Set Sensor 3 5 4 1 Removing the Rear Cover 0010 6202 1 Open the feeder cover 2 Move to the back of the machine remove the two screws 1 and then detach the rear cover 2 F 3 194 Remove the rear cover with the two claws 3 released 3 5 4 2 Removing the Document Placement Sensor 0010 4237 1 Disconnect the connector 1 and remove the document placement sensor 2 F 3 195 3 5 5 D...

Страница 71: ...tor 1 from the ADF driver PCB 2 Remove the screw 2 and then remove the pressurization solenoid Roller Release Solenoid 3 F 3 199 3 5 7 ADF Driver PCB 3 5 7 1 Removing the Rear Cover 0011 3228 1 Open the feeder cover 2 Move to the back of the machine remove the two screws 1 and then detach the rear cover 2 F 3 200 Remove the rear cover with the two claws 3 released 3 5 7 2 Removing the ADF Driver P...

Страница 72: ......

Страница 73: ...Chapter 4 Maintenance ...

Страница 74: ......

Страница 75: ...ent 4 2 4 3 1 Basic Adjustment 4 2 4 3 1 1 Outline 4 2 4 3 1 2 Height Adjustment 4 2 4 3 1 3 Perpendicularity Adjustment 4 3 4 3 1 4 Magnification Adjustment 4 4 4 3 1 5 Side Registration Adjustment 4 4 4 3 1 6 Leading Edge Registration Adjustment 4 4 4 3 1 7 Reading Position Adjustment 4 4 4 4 Outline of Electrical Components 4 5 4 4 1 Electric Parts Layout Functions 4 5 4 5 Variable Resistors VR...

Страница 76: ......

Страница 77: ...he like attach a new stamp Be sure to attach the new stamp with the stamp face up F 4 3 If the stamp is floating a jam can occur Be sure to push in the stamp until it clicks Parts to clean Cleaning method Cleaning cycle Remarks White plate pressure plate Clean with a cloth dampened with water or neutral detergent and squeezed hard and then wipe with a dry cloth As required Document glasses large s...

Страница 78: ...justment Insert the paper 3 in such a manner that the sheet portion 4 of the docu ment glass is covered F 4 5 F 4 6 2 Adjustment Sequence When the front foot or rear foot is floating 1 Adjust the left hinge See 3 2 Adjust the right hinge See 4 3 Adjust the left hinge see 3 or check the left hinge see 1 When both feet are floating 1 Adjust the left hinge See 3 2 Adjust the right hinge See 4 3 Adjus...

Страница 79: ...rform steps 3 and later F 4 10 3 Loosen the right hinge clamping screw 1 and slide the hinge back and forth with reference to the graduation marks F 4 11 4 Tighten the hinge clamping screw loosened in step 3 MEMO If the chart is not available the image output by performing the following steps can be used for squareness adjustment 1 Enter the service mode Press the User Mode key 2 key 8 key User Mo...

Страница 80: ...f the image is shifted forward increase the value If the image is shifted rearward decrease the value Adjustment step 0 1 mm 3 Enter the service mode Press the User Mode key 2 key 8 key User Mode key on the operation panel of the host machine 4 Using the arrow keys on the operation panel display SCAN 5 Press the OK key 6 Using the arrow keys on the operation panel display SCAN NUMER IC 7 Press the...

Страница 81: ...length sensor 2 WG8 5696 CN32 CN7 PI6 Delivery reversal sensor WG8 5696 CN8 0007 000c 000d PI7 Read sensor WG8 5696 CN8 0007 0008 000c PI8 Registration paper sensor WG8 5696 CN8 0007 0008 000c PI10 Cover open close sensor WG8 5696 CN9 000e PI11 Document set sensor WG8 5696 CN9 000a Symb ol Name Function Part No ADF driver PCB E code M1 Motor Feed motor FH5 1142 CN4 M2 Pickup motor FH5 1142 CN11 SL...

Страница 82: ...ted below Check pins not listed in the list are used only in the factory When performing adjustments and checks using these check pins special tools and measuring instruments are required Do not touch them during field servicing 4 5 2 ADF Driver PCB 0010 3952 F 4 16 4 5 3 Relay PCB 0010 3953 F 4 17 CN6 2 1 CN11 6 1 CN7 1 7 CN8 1 9 CN9 1 6 CN5 1 2 CN2 12 1 CN1 15 1 CN10 4 1 CN4 6 1 CN31 7 1 CN32 9 ...

Страница 83: ...Chapter 5 Error Code ...

Страница 84: ......

Страница 85: ...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 ...

Страница 86: ......

Страница 87: ...tance since detection of it by the read sensor 000a Paper absence Pull out the document PI11 The Document set sensor has been held off since start of pickup 000c Delivery reversal sensor delay PI6 PI7 The delivery reversal sensor does not detect paper since the paper has been fed by the predetermined distance since the read sensor was turned on 000d Delivery reversal sensor stationary PI6 The trai...

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Страница 89: ...Sep 14 2005 ...

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