Canon PIXMA MP760 User manual

PIXMA MP760

SERVICE

MANUAL

Canon

shall be retained for reference purposes byAuthorized Service Facilities of Canon U.S.A. Its unauthorized use is prohibited.

PIXMA MP760

SERVICE

MANUAL

REVISION 0

PIXMA MP760 H12-4602 120V USA

PIXMA MP760 H12-4603 230V EMB

PIXMA MP760 H12-4604 230V GB

PIXMA MP760 H12-4605 230V EUM

PIXMA MP760 H12-4606 120V CND

PIXMA MP760 H12-4608 230V AUS

PIXMA MP760 H12-4609 230V AE

HY8-13A4-000

Scope

This manual has been issued by Canon Inc., to provide the service technicians of this product with the

information necessary for qualified persons to learn technical theory, installation, maintenance, and repair of

products. The manual covers information applicable in all regions where the product is sold. For this reason, it

may contain information that is not applicable to your region.

Revision

This manual could include technical inaccuracies or typographical errors due to improvements or changes made

to the product. When changes are made to the contents of the manual, Canon will release technical information

when necessary. When substantial changes are made to the contents of the manual, Canon will issue a revised

edition.

The following do not apply if they do not conform to the laws and regulations of the region where the manual or

product is used:

Trademarks

Product and brand names appearing in this manual are registered trademarks or trademarks of the respective

holders.

another language without the written permission of Canon Inc., except in the case of internal business use.

CANON INC.

Inkjet MFP/FAX Quality Assurance Div.

5-1 Hakusan 7-Chome, Toride-city, Ibaraki 302-8501, Japan

I. MANUAL OUTLINE

This manual consists of the following three parts to provide information necessary to service the PIXMA

MP760:

Part 1: Maintenance

Information on maintenance and troubleshooting of the PIXMA MP760

Part 2: Technical Reference

New technology and technical information such as FAQ's (Frequently Asked Questions) of the PIXMA

MP760

Part 3: Appendix

Block diagrams and pin layouts of the PIXMA MP760

Reference:

This manual does not provide sufficient information for disassembly and reassembly procedures. Refer

to the graphics in the separate Parts Catalog.

II. TABLE OF CONTENTS

Part 1: MAINTENANCE

1 - 1 1. MAINTENANCE

1 – 1 1-1. Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement

Consumables by Service Engineer

1 - 3 1-2. Customer Maintenance

1 - 3 1-3. Product Life

1 - 4 1-4. Special Tools

1 - 5 1-5. Serial Number Location

1 - 6 2. LIST OF ERROR DISPLAY / INDICATION

1 - 6 2-1. Users Error Messege

1 - 9 2-2. New Error Codes and Recovery Methods

1 - 11 2-3. Warnings

1 - 11 2-4. Troubleshooting by Symptom

1 - 16 3. REPAIR

1 - 16 3-1. Notes on Service Part Replacement (and Disassembling / Reassembling)

1 - 19 3-2. Special Notes on Repair Servicing

1 - 19 3-2-1 Flexible Cable and Harness Wiring, Connection

1 - 21 3-3. Adjustment / Settings

1 - 21 3-3-1 Paper Feed Motor Adjustment

1 - 22 3-3-2 Gear Phase Adjustment

1 - 24 3-3-3 Lift Cam Shaft Ass’y Adjustment

1 - 25 3-3-4 Solenoid Cam Spring Location

1 - 25 3-3-5 Carriage Shaft Clip Location

1 - 26 3-3-6 White Sheet Location

1 - 28 3-3-7 Grease Application

1 - 30 3-3-8 Waste Ink Counter Setting

1 - 30 3-4. User Data Flow

1 - 33 3-5. Service Switches

1 - 33 3-5-1 Hardware Switches

1 - 33 3-5-2 Service Data Setting

1 - 34 3-5-3 Service Data Registration / Setting Method

1 - 35 3-5-4 Service Data Flowchart

1 - 39 3-5-5 Explanation of service data

1 - 40 3-5-6 New SSSWs / parameters added to this model

1 - 42 3-5-7 SSSW Default Setting

1 - 60 3-6. Test Mode / Factory Mode

1 - 60 3-6-1 Test Mode / Factory Mode Overview

1 - 61 3-6-2 Test Mode Menu

1 - 62 3-6-3 Factory Mode

1 - 63 3-6-4 Operation Panel Test

1 - 64 3-6-5 Print Test

1 - 66 3-6-6 CD-R Calibration (230V only)

1 - 66 3-6-7 IRDA test

1 - 66 3-7. Upgrading the version of SPCNT Flash ROM

1 - 67 3-8. Verification Items

1 - 67 3-8-1 EEPROM information print

1 - 69 4. Cleaning Your Machine

1 - 69 4-1 Caution

1 - 69 4-2 Cleaning the Exterior

1 - 69 4-3 Cleaning the Scan area

1 - 70 4-4 Cleaning the Interior

1 - 70 4-5 Cleaning the Paper Feed Rollor

1 - 71 4-6 Cleaning the Bottom Plate

1 - 72 5. Transportation

Part 2: TECHNICAL REFERENCE

2 - 1 1. New Technologies

2 - 3 2. Cleaning Mode and Amount of Ink Purged

2 - 5 3. Print Mode

2 - 9 4. FAQ (Problems Specific to the MP760 and Corrective Actions)

Part 3: APPENDIX

3 - 1 1. Wiring Diagram

3 - 2 2. Specification

Part 1

Maintenance

1 - 1

1. MAINTENANCE

1-1 Adjustment, Periodic Maintenance, Periodic Replacement Parts, and

Replacement Consumables by Service Engineer

(1) Adjustment

Adjustment Timing Purpose Tool Approx

time

ALL CLEAR

(EEPROM

initialization)

AtSPCNTBOARDASS’Y

replacement To initialize settings other

than the following

-Service/User soft SW

-Various counter

-TYPE Setting

None

To initialize

the settings,

select #8

CLEAR –ALL

in the service

mode

1 min

TYPE settings

(EEPROM

settings)

-AtSPCNTBOARDASS’Y

replacement

-AtexcecutingAllclear

-To set the type

-To set the destination None

Select #5

TYPE in the

service mode

Power SW

OFF/ON*1

1 min

Waste ink

counter resetting

(EEPROM

settings)

At bottom case unit

replacement

At ink absorber INK

ABSORBER

(HY7-2885/2886/2887/28

88/2889/2890/2891/2953)

To reset the waste ink

counter.

None

Select #7

PRINTER in

the service

mode,

and input “0”

at #5 INK ABS

CAPA.

1min

Waste ink

counter setting

(EEPROM

initialization)

At SPCNTBOARDASS’Y

replacement Waste ink counter setting None

Print out the

EEPROM

information,

and select #7

PRINTER in

the service

mode.

Then, register

at #5 INK ABS

CAPA.

1 imn

CD-R sensor /

automatic print

head alignment

sensor correction

(EEPROM

settings)

(230V only)

At SPCNTBOARDASS’Y

replacement

At carriage unit

replacement

To correct the CD-R and

automatic print head

alignment sensor.

None.

(Correction

performed

through

FACTORY

MODE-[2]PRI

NTER-SHUK

KEN at the

same time as

printing.)

1 min

1 - 2

Adjustment Timing Purpose Tool Approx

time

Print head

alignment

- At print head

replacement

- At SPCNTBOARDASS’Y

replacement

To ensure accurate dot

placement.

None.(Main

body

buttons)

Computer

(settings via

the printer

driver)

2 min

Paper feed motor

position

adjustment*

At paper feed motor unit

replacement

To adjust the belt tension.

(Position the paper

feed motor so that the belt

is stretched tight.)

None

For the

adjustment,

refer to [3-3

Adjustment/Se

ttings

(1) PAPER

FEED

MOTOR

Installation

Adjustment.

2 min

Grease

application

-At carriage unit

replacement

-At chassis' upper gear

replacement

-At LIFT CAM SHAFT

replacement

-To maintain sliding

properties of the carriage,

carriage shaft, and shaft

lift.

-To protect the chassis'

upper gear.

-To LIFT CAM SHAFT

replacement

-FLOIL

KG-107A

-MOLYKOTE

HP300

1 min

Note: DO NOT loosen the red screws on both sides of the main chassis, securing the carriage shaft

positioning.

*1: When SPCNT BOARD ASS’Y isreplaced, be sure to select the settings of [#8CLEAR]-[ALL]

and [#5TYPE] in Service Mode, and turn thepower OFF/ON with the Power button (Software

Power: OFF/ON). DO NOT turn the power OFF/ON by removing and inserting the power code

(Hardware Power: OFF/ON). In this case, data may not be written correctly.

*2: Red screws of paper feed motor

The red screws securing the paper feed motor may be loosened only at replacement of the paper

feed motor unit.

(2) Periodic maintenance

Adjustment Timing Purpose Tool Approx.

time

None

1 - 3

(3) Periodic replacement parts

Adjustment Timing Purpose Tool Approx.

time

None

(4) Replacement consumables

Adjustment Timing Purpose Tool Approx.

time

None

1-2 Customer Maintenance

Adjustment Timing Purpose Tool

Approx.

time

Print head

alignment At print head

replacement. To ensure accurate dot

placement. None

Main body

buttons

Computer

(automatic

settings

via the printer

driver)

3min

Print head cleaning

When print quality is

not satisfying.

To improve nozzle

conditions.

None

Main body

buttons

Computer

(settings via the

printer driver)

1 min

Print head deep

cleaning

When print quality is

not satisfying, and not

improved by print head

cleaning.

To improve nozzle

conditions.

None

Computer

(setting via the

printer driver)

2min

Ink tank

replacement

When an ink tank

becomes empty.(No ink

error) - -

2min

Paper feed roller

cleaning

When paper does not

feed properly.

To clean the paper feed

rollers.

None

Main body

buttons

2min

CD-R print position

adjustment

At CD-R printing, when

necessary

To correct CD-R print

position.

None

Computer

(application

software)

2min

Bottom plate

cleaning

When the back side of

the paper is smeared

To clean the platen ribs.

None

Computer

(application

software)

1min

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