Canon CLC 1120 Comment utiliser

SERVICE INFORMATION

Issued by Copying Machine Quality Assurance Center, Canon Inc.

NO.

:F-04-E00008

DATE

:DEC.2000

COLOR LASER COPIER

1120/1130/1150

LOCATION

SUBJECT

Revision of Service Handbook

The captioned technical documentation has been revised to reflect the following:

Reasons

to update the descriptions in the previous documentation covering modification of

functions and correction of typographical mistakes.

The present revision is a full revision. Kindly make arrangements so that the old

document may be replaced with the one being released. Further, please make sure

the old document is properly disposed of.

FY8-23B4-02Y

Printed in Japan

Imprimé au Japon

Major quality issues Quality upgrade/production efficiency

Field quality problems Miscellaneous

MODEL:

COLOR LASER COPIER

1120/1130/1150

REVISION 2

DEC. 2000

FY8-23B4-020

2000 CANON INC. CANON CLC1120/11301150 REV.2 DEC. 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)

2000 CANON INC. CANON CLC1120/1130/1150 REV.2 DEC. 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)

Printed in Japan

Imprimé au Japon

IMPORTANT

THE INFORMATION CONTAINED HEREIN IS PUBLISHED BY CANON, INC., JAPAN, AND IS

FOR REFERENCE USE ONLY. SPECIFICATIONS AND OTHER INFORMATION CONTAINED

HEREIN MAY VARY SLIGHTLY FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN

ADVERTISING AND OTHER PRINTED MATTER.

ANY QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED

TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY.

Prepared by

OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION

CANON INC.

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

Use of this manual should be

strictly supervised to avoid

disclosure of confidential

information.

CONTENTS

CHAPTER 1 MAINTENANCE AND INSPECTION

A. Scheduled Servicing List ...........................1-1

1. Copier ..................................................1-1

2. Paper Deck..........................................1-3

B. Periodically Replaced Parts.......................1-4

C. Consumables and Durables ......................1-5

1. Copier ..................................................1-5

2. Paper Deck..........................................1-7

D. Image Adjustment Basic Procedure ..........1-9

E. Points to Note for Scheduled Servicing ...1-12

CHAPTER 2 STANDARDS AND ADJUSTMENTS

A. Image Adjustment System.........................2-1

B. Exposure System.......................................2-8

C. Image Formation System...........................2-9

D. Pickup/Feeding System ...........................2-14

E. Fixing System ..........................................2-24

F. Externals/Controls ................................... 2-27

G. Paper Deck ..............................................2-28

H. Electrical System .....................................2-32

CHAPTER 3 ARRANGEMENT AND FUNCTIONS OF

ELECTRICAL PARTS

A. Sensors......................................................3-1

1. CLC1120/1130.....................................3-1

2. CLC1150..............................................3-3

B. Thermistors, Lamps, and Heaters .............3-5

C. Clutches.....................................................3-6

1. CLC1120/1130.....................................3-6

2. CLC1150..............................................3-7

D. Solenoids ...................................................3-8

1. CLC1120/1130.....................................3-8

2. CLC1150..............................................3-9

E. Fans.........................................................3-10

F. Motors......................................................3-11

G. PCBs........................................................3-13

H. Paper Deck .............................................. 3-15

1. Sensors and Switches .......................3-15

2. Motors, Clutches, Solenoids,

and PCBs...........................................3-16

I. Variable Resistors (VR), Light-Emitting

Diodes (LED), and Check Pins by PCB...3-17

1. DC Driver PCB ..................................3-17

2. CPU PCB...........................................3-18

3. IP main PCB .....................................3-18

4. Analog Processor PCB......................3-19

5. Laser Driver PCB...............................3-19

6. Lamp Regulator PCB.........................3-20

7. DC Fuse PCB ....................................3-20

8. AC Fuse PCB ....................................3-21

9. Developing Bias PCB ........................3-21

10. HVT-AC PCB.....................................3-22

11. Potential Measurement PCB .............3-22

CHAPTER 4 SERVICE MODE

1. DC-CPU...................................................4-32

2. R-CPU .....................................................4-48

D. ADJUST (adjustment mode)....................4-51

E. FUNCTION (operation check mode) .......4-97

F. OPTION (settings mode) ....................... 4-119

G. PG (test print) ........................................4-134

H. COUNTER (counter mode)....................4-136

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

1. Starting Service Mode and

Making Selections ...............................4-2

2. Ending Service Mode ..........................4-3

3. Backing Up the RAM ...........................4-3

4. Basic Operation .................................4-12

B. DISPLAY (control display mode) .............4-14

C. I/O (I/O display mode)..............................4-32

CHAPTER 5 SELF DIAGNOSIS

A. Copier ........................................................5-1

B. RDF .........................................................5-22

A. General Timing Chart ............................... A-1

B. Signals and Abbreviations ........................ A-3

1. Signals ................................................ A-3

2. Abbreviations ...................................... A-8

C. General Circuit Diagram ........................... A-9

D. Paper Deck General Circuit Diagram ..... A-13

E. Specifications.......................................... A-15

APPENDIX

1. Type.................................................. A-15

2. System.............................................. A-15

3. Functions .......................................... A-16

4. Others............................................... A-17

5. Default Ratios ................................... A-17

6. Copying Speed ................................. A-18

7. CLC Paper Deck-E1 ......................... A-19

C. Sorter .......................................................5-23

1-1

CHAPTER 1 MAINTENANCE AND INSPECTION

A. Scheduled Servicing List

1. Copier

Caution:

Do not use solvents or oils other than those listed.

Externals and

controls

Original

exposure

Pickup/

feeding

Transfer drum

Laser exposure

Charging

Copyboard glass

Copyboard cover

Ozone filter

Air filter

Toner filter

Original reflecting cover

No. 1 through No. 3 mirrors,

Lens

Scanner rail

Attraction, registration

spring clutch

Attraction roller

Attraction roller cleaner pan

Registration roller

Pre-registration roller 2

Pre-registration roller 1

Registration path middle guide

Pickup vertical path roller

Transfer drum cleaner

Jam sensor (PS6) metal plate

(resin tape used for No.2

static eliminator mount)

Jam sensor (PS5) metal plate

(polishing roller motor

mounting plate)

Dust-proofing glass

Shielding plate, block

Use alcohol.

Or, 1 yr.

Use blower brush.

After cleaning, apply

silicone oil.

Use lubricant.

Remove unit, and clean.

Remove unit, and clean. every 250,000

Remove unit, and clean.

Clean every 250,000

Clean the guide surface. every 250,000

Clean every 250,000

Apply lubricant to the

busihg of the brush.

Clean with lint-free paper;

then, clean with alcohol.

Be sure the part is

completely dry before

mounting.

Do not use water.

For post-cleaning charging

assembly, clean every

20,000 copies.

Unit Part Intervals

every

25,000 every

40,000 every

50,000 Remarks

Clean Replace Lubricate Adjust Inspect As of December 2000

every

20,000

CHAPTER 1 MAINTENANCE AND INSPECTION

1-2

Primary charging wire,

Post-cleaning charging wire

Separation, Internal/external

static eliminator charging

wire

Grid plate,

primary charging wire

cleaning pad

No. 2 cleaner blade

Black toner concentration

sensor

Pre-cleaner sensor

Pre-exposure lamp filter

Photosensitive drum butting

block

Drum heater slip ring

Photosensitive drum butting

roll

Bias electrode

Fixing inlet guide

Lower roller separation claw

Oil applying blade

Oil applying felt

Thermistor

Fixing oil

Waste toner

Hopper toner pan

Leakage breaker

Image adjustment

For primary charging

assembly, clean every

20,000 copies in low-

humidity areas; for high-

temperature/humidity

areas, clean every 15,000

copies.

In high-temperature/-

humidity areas, replace

every 15,000 copies.

For high-temperature/-

humidity areas, replace

every 15,000 copies.

Turn over blade.

See Note .

Clean with cotton wad;

see Note.

Clean when replacing

photosensitive drum.

Clean when replacing

photosensitive drum.

Dry wipe every 150.000

copeis.

Clean when replacing

developer.

Clean each time

developing assembly

(each color) is mounted.

Use solvent.

Use lint-free paper.

Turn over felt.

Dry wipe.

Remove build up of

toner.

Includes execution of auto

gradation correction.

Photosensitive

drum area

Developing

assembly

Fixing

assembly

Others

Unit Part Intervals

every

25,000 every

40,000 every

50,000 Remarks

every

20,000

(front)

1-3

CHAPTER 1 MAINTENANCE AND INSPECTION

Note:

If you have cleaned the sensor, be sure to execute the following in service mode:

• For the black toner concentration sensor, FUNCTION>INSTALL>INIT-D.

• For pre-cleaning sensor, FUNCTION>SENS-ADJ>CLN-OFST.

Unit Part Intervals

every

25,000 every

40,000 every

250,000 Remarks

2. Paper Deck

Pickup

assembly Feed roller, roll

Clean Replace Lubricate Adjust Inspect As of December 2000

CHAPTER 1 MAINTENANCE AND INSPECTION

1-4

B. Periodically Replaced Parts

As of December 2000

No. Part name Part number Q’ty Life (copies) Remarks

1 Ozone filter (FM2, 5, 6) FB2-4397 3 25,000 Or, 1 yr.

2 Air filter (FM1) FB4-4819 1 25,000 Or, 1 yr.

3 Air filter (FM3) FF5-8405 1 25,000 Or, 1 yr.

4 Air filter (FM14, 15) FB2-0247 2 25,000 Or, 1 yr.

5 Toner filter (FM5, 6) FB4-4442 2 25,000 Or, 1 yr.

6 Ozone filter (FM5) FB4-9641 1 25,000 Or, 1 yr.

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