Canon NP6317 Manuel utilisateur

1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)

REVISION 0

FY8-13G5-000

APR. 1999

1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)

IMPORTANT

THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN,TO SERVE AS A SOURCE

OF REFERENCE FOR WORK INTHE FIELD.

SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY

FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER

PRINTED MATTER.

ANYQUESTIONSREGARDING INFORMATIONCONTAINEDHEREINSHOULDBE DIRECTED

TOTHE COPIER SERVICE DEPARTMENT OFTHE SALES COMPANY.

THIS DOCUMENTATION IS INTENDED FOR ALL SALES AREAS, AND MAY CONTAIN INFOR-

MATION NOT APPLICABLETO CERTAIN AREAS.

Printed in Japan

Imprimé au Japon

Use of this manual should be strictly su-

pervised to avoid disclosure of confidential

information.

Prepared by

OFFICE IMAGING PRODUCTSTECHNICAL SUPPORT DEPARTMENT 3

OFFICE IMAGING PRODUCTSTECHNICAL SUPPORT DIVISION

OFFICE IMAGING PRODUCTS QUALITY ASSURANCE CENTER

CANON INC.

5-1, Hakusan 7-chome,Toride-shi, Ibaraki 302-8501 Japan

This Service Manual contains basic data and figures for the Stapler Sorter-J1/K1/E3

needed to service the machine in the field.

Chapter 1

General Description

introduces the copier's features and specifications,

shows how to operate the copier, and explains how copies are made.

Chapter 2

Basic Operation

provides outlines of the copier's various operational

workings.

Chapter 3

Exposure System

discusses the principles of operation used for the copier's

lens drive unit and scanner drive unit. It also explains the timing at which

these drive units are operated, and shows how they may be disassembled/

assembled and adjusted.

Chapter 4

Image Formation System

discusses the principles of how images are formed.

It also explains the timing at which the various units involved in image

formation are operated, and shows how they may be disassembled/

assembled and adjusted.

Chapter 5

Pick-Up/Feeding System

explains the principles used from when copy paper

is picked up to when a copy is delivered in view of the functions of electrical

and mechanical units ahd in relation to their timing of operation. It also shows

how these units may be disassembled/assembled and adjusted.

Chapter 6

Fixing System

explains the principles used to fuse toner images to tranfer

media in view of the functions of electrical and mechanical units and in

relation to their timing of operation. It also shows how these units may be

disassembled/assembled and adjusted.

Chapter 7

Externals/Auxiliary Mechanisms

shows the copier's external parts, and

explains the principles used for the copier’s various control mechanisms in

view of the functions of electrical and mechanical units and in relation to their

timing of operation. It also shows how these units may be disassembled/

assembled and adjusted.

Chapter 8

Installtion

introduces requirements for the site of installation, and shows how

the copier may be installed using step-by-step instructions.

Chapter 9

Maintenance and Servicing

provides tables of periodically replaced parts and

consumables/durables and scheduled servicing charts.

Chapter 10

Troubleshooting

provides tables of maintenance/inspection, standards/

adjustments, and problems identification (image fault/malfunction).

Appendix contains diagrams showing electrical parts arrangement, tables of

signals, tables of special tools, tables of solvents/oils, and a general timing

chart.

The descriptions in this Service Manual are subject to change without notice for

product improvement or other purposes, and major changes will be communicated in the

from of Service Information bulletins.

All service persons are expected to have a good understanding of the contents of this

Service Manual and all relevant Service Information bulletins and be able to identify and

isolate faults in the machine.

INTRODUCTION

iii

CONTENTS

CHAPTER 1 GENERAL DESCRIPTION

I. FEATURES ..................................1-1

II. SPECIFICATIONS .......................1-2

A. Type.......................................1-2

B. System ..................................1-2

C. Performance..........................1-2

D. Others....................................1-3

III. NAMES OF PARTS......................1-5

A. External View ........................1-5

B. Cross Section.......................1-6

IV. OPERATION ................................1-8

A. Control Panel.........................1-8

B. Daily Inspection to Be

Performed by the User ....... 1-10

V. IMAGE FORMATION ................ 1-11

A. Outline................................ 1-11

CHAPTER 2 BASIC OPERATION

CHAPTER 3 EXPOSURE SYSTEM

I. BASIC OPERATION ....................2-1

A. Functions...............................2-1

B. Outline of Electric Circuitry ...2-2

C. Inputs to DC Controller .........2-4

D. DC Controller Outputs...........2-6

E. Basic Sequence of Operations

(Direct, Continuous Copying

(2 sheets)) .............................2-9

I. BASIC OPERATION ...................3-1

A. Changing the Reproduction

Ratio......................................3-1

II. LENS DRIVE SYSTEM................3-2

A. Outline...................................3-2

B. Basic Lens Drive System

Operation (change of

reproduction ratio) .................3-3

III. SCANNER DRIVE SYSTEM .......3-4

A. Outline...................................3-4

B. Relation Between Scanner

Sensor and Signals...............3-5

C. Basic Scanner Operation ......3-6

D. Scanner Movement for

Two-Page Separation Mode

(copy count "2").....................3-7

IV. No. 4/5 MIRROR DRIVE

SYSTEM ......................................3-8

V. DISASSEMBLY AND

ASSEMBLY ............................... 3-11

A. Lens Drive Assembly ......... 3-11

B. Scanner Drive Assembly.... 3-14

C. Exposure Assembly ........... 3-17

D. Blank Assembly.................. 3-19

E. No.4/5 Mirror Mount........... 3-20

I. PROCESSES...............................4-1

A. Outline...................................4-1

B. Basic Operation of Image

Formation System

(black developing assembly,

2 copies)................................4-2

II. CONTROLLING THE SCANNING

LAMP ...........................................4-3

A. Outline...................................4-3

B. Mechanism............................4-4

III. PRIMARY/TRANSFER

CORONA CURRENT AND GRID

BIAS VOLTAGE CONTROL

SYSTEM ......................................4-5

A. Outline...................................4-5

B. Switching Primary/Transfer

Corona Current ON/OFF.......4-5

C. Maintaining Primary/Transfer

Corona Current Constant......4-6

D. Controlling Grid Bias

Voltage ..................................4-7

IV. CONTROLLING DEVELOPING

BIAS .............................................4-8

A. Outline...................................4-8

B. Operation ..............................4-9

V. DOCUMENT DENSITY

MEASUREMENT SYSTEM ...... 4-11

A. Outline................................ 4-11

B. Operation ........................... 4-11

C. Reading the Output of the AE

Sensor................................ 4-12

D. Adjustment ......................... 4-13

VI. DEVELOPING ASSEMBLY/

DRUM CLAENER ..................... 4-14

A. Outlines .............................. 4-14

B. Remaining Toner Sensor.... 4-14

C. Torque Limiter..................... 4-15

VII. BLANKING................................ 4-16

A. Outline................................ 4-16

B. Movement of the Blank

Exposure Mechanism ........ 4-17

VIII.DISASSEMBLY AND

ASSEMBLY ............................... 4-19

A. Main Motor Assembly......... 4-19

B. Corona System .................. 4-20

C. Primary/Transfer Corona

Assembly............................ 4-22

D. Development System ......... 4-25

I. PAPER PICK-UP ASSEMBLY AND

FEEDER.......................................5-1

A. Outline...................................5-1

B. Pick-up and Feeder

Operation ..............................5-3

C. Identifying the Paper Size .....5-4

D. Pick-Up from the

Multifeeder.............................5-5

II. JAM DETECTION ........................5-7

A. Pick-up Assembly Delay

Jam........................................5-8

B. Delivery Assembly Stationary

Jam........................................5-9

C. Delivery Assembly Delay

Jam..................................... 5-10

III. FEEDER SYSTEM.................... 5-11

A. Pick-up Assembly............... 5-11

B. Feeder Assembly ............... 5-17

CHAPTER 4 IMAGE FORMATION SYSTEM

CHAPTER 5 PICK-UP/FEEDING SYSTEM

I. BASIC OPERATIONS ..................6-1

A. Outline...................................6-1

B. Operation of Fixing Assembly

Temperature Control

System ..................................6-3

III. DISASSEMBLY AND

ASSEMBLY ..................................6-4

A. Fixing Assembly ....................6-4

CHAPTER 6 FIXING SYSTEM

CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS

I. POWER SUPPLY.........................7-1

A. AC Driver DC Power

Supply ...................................7-1

II. DISASSEMBLY AND

ASSEMBLY ..................................7-3

CHAPTER 8 INSTALLATION

CHAPTER 9 MAINTENANCE AND SERVICING

A. External Covers.....................7-4

B. Control Panel.........................7-7

C. Copyboard Cover ..................7-9

D. Fans.......................................7-9

E. PCBs .................................. 7-11

I. LOCATION ...................................8-1

II. UNPACKING AND INSTALLING

THE COPIER ...............................8-2

A. Unpacking .............................8-2

B. Mounting the Drum ...............8-4

C. Checking the Operation ........8-5

D. Adding Toner .........................8-6

E. Checking the Image ..............8-7

F. Universal Cassette Code

Setting "123" .........................8-8

III. RELOCATING THE COPIER .......8-9

IV. INSTALLING THE CONTROL

CARD-V .................................... 8-10

I. PERIODICALLY REPLACED

PARTS..........................................9-1

II. DURABLE PARTS........................9-2

III. BASIC PROCEDURE FOR

PERIODIC SERVICING...............9-3

IV. PERIODIC SERVICING

SCHEDULE .................................9-4

APPENDIX

CHAPTER 10 TROUBLESHOOTING

I. MAINTENANCE AND

INSPECTION ............................ 10-1

A. Basic Image Adjustment

Procedure........................... 10-1

B. Points to Check for Periodic

Maintenance....................... 10-2

II. STANDARDS AND

ADJUSTMENT.......................... 10-3

A. Mechanical ......................... 10-3

B. Electrical........................... 10-17

III. IMAGE

TROUBLESHOOTING ............ 10-21

A. Initial Check...................... 10-21

B. Samples of Image

Faults................................ 10-24

C. Troubleshooting of Image

Faults................................ 10-25

IV. OPERATION

TROUBLESHOOTING ............ 10-37

A. Troubleshooting of

Malfunction....................... 10-37

V. TROUBLESHOOTING FEEDING

PROBLEMS ............................ 10-56

A. Paper Jams ...................... 10-56

VI. INCORRECT PAPER FEED

OPERATION ........................... 10-60

VII. FUNCTION AND ARRANGEMENT

OF THE ELECTRICAL

PARTS..................................... 10-62

A. Sensors, Fuses and

Lamps............................... 10-62

B. Clutches, Solenoids, Fans,

Motors and Heaters ......... 10-63

C. Switches, Circuit Breakers,

Counters, Etc. .................. 10-64

D. PCBs ................................ 10-65

VIII.SERVICE MODE..................... 10-66

A. Outline.............................. 10-66

B. Using the Service Mode... 10-66

C. Guide to Service Mode .... 10-67

IX. SELF DIAGNOSIS .................. 10-69

A. GENERAL TIMING CHART........ A-1

B. LIST OF SIGNALS/

ABBREVIATIONS ....................... A-3

C. GENERAL CURCUIT

DIAGRAM ................................... A-5

D. SOLVENTS AND OILS LIST....... A-7

CHAPTER 1

GENERAL DESCRIPTION

I. FEATURES ..................................1-1

II. SPECIFICATIONS .......................1-2

A. Type.......................................1-2

B. System ..................................1-2

C. Performance..........................1-2

D. Others....................................1-3

III. NAMES OF PARTS......................1-5

A. External View ........................1-5

B. Cross Section.......................1-6

IV. OPERATION ................................1-8

A. Control Panel.........................1-8

B. Daily Inspection to Be

Performed by the User ....... 1-10

V. IMAGE FORMATION ................ 1-11

A. Outline................................ 1-11

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