Canon i470d, i475d Service Manual

i470D i475D

SERVICE MANUAL

Canon

PIXUS 470PD i470D SERVICE MANUAL

Revision 0

QY8-1387-000

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, 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.

All rights reserved. No parts of this manual may be reproduced in any form or by any means or translated into another language without the written permission of Canon Inc., except in the case of internal business use.

I. MANUAL OUTLINE

This manual consists of the following three parts to provide information necessary to service the i470D:

Part 1: Maintenance Information on maintenance and repair of the i470D

Part 2: Technical Reference New technology and technical information such as FAQ’s (Frequently Asked Questions) of the i470D

Part 3: Appendix Block diagrams and pin layouts of the i470D

Reference: This manual does not provide sufficient information of disassembly and reassembly procedures. Refer to the graphics in the separate Parts Catalog.

II. TABLE OF CONTENTS

Page Part 1: MAINTENANCE 1-1 1. MAINTENANCE

1-1 1.1 Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement

Consumables by Service Engineer 1-2 1.2 Customer Maintenance 1-2 1.3 Product Life 1-2 1.4 Special Tools 1-2 1.5 Serial Number Location 1-3 2. LIST OF ERROR DISPLAY / INDICATION 1-3 2.1 Operator Call Errors (by LED Blinking in Orange) 1-4 2.2 Service Call Errors (by LED Blinking in Orange and Green Alternately, or Lit in

Orange) 1-4 2.3 Warnings 1-5 2.4 Troubleshooting by Symptom 1-6 3. REPAIR 1-6 3.1 Notes on Service Part Replacement (and Disassembling/Reassembling) 1-7 3.2 Special Notes on Repair Servicing 1-9 3.3 Adjustment / Settings 1-12 3.4 Verification Items 1-14 4. PRINTER TRANSPORTATION METHOD

Part 2: TECHNICAL REFERENCE 2-1 1. NEW TECHNOLOGIES 2-2 2. CLEANING MODE AND AMOUNT OF INK PURGED 2-3 3. RESOLUTION BY PRINT MODE 2-3 3.1 Resolution by Print Mode during Printing via Computer 2-4 3.2 Resolution in Borderless Printing 2-4 3.3 Resolution in Duplex Printing 2-4 3.4 Resolution in Direct Printing 2-5 4. FAQ (Specific Problems and Solutions)

Part 3: APPENDIX 3-1 1. BLOCK DIAGRAM 3-2 2. CONNECTOR LOCATION AND PIN LAYOUT 3-2 2.1 Logic Board Ass’y 3-7 2.2 Carriage Board 3-8 2.3 Print Head 3-9 2.4 i470D / PIXUS 470PD Specifications

Part 1 MAINTENANCE

1. MAINTENANCE

1.1 Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by Service Engineer

(1) Adjustment

Adjustment Timing Purpose Tool

EEPROM initialization

Destination settings At logic board ass’y

Waste ink counter resetting Print head alignment At print head or logic

(2) Periodic maintenance

No periodic maintenance is necessary.

(3) Periodic replacement parts

There are no parts in this printer that require periodic replacement by a service engineer.

(4) Replacement consumables

There are no consumables that require replacement by a service engineer.

At logic board ass’y replacement

replacement At ink absorber replacement

board ass’y replacement

To initialize settings other than the following:

- USB serial number

- Destination setting

- On-arrival cleaning flag

- Waste ink counter To set the destination. None 1 min.

To reset the waste ink counter. To ensure accurate dot placement.

None 1 min.

None- 1 min.

Computer (settings via the printer driver)

Approx.

time

2 min.

1 - 1

1.2 Customer Maintenance

Adjustment Timing Purpose Tool

Print head alignment At print head

replacement.

Print head cleaning When print quality is

not satisfying.

Print head deep cleaning When print quality is

not satisfying, and not improved by print head cleaning.

Ink tank replacement When an ink tank

becomes empty. Paper feed roller cleaning

When paper does not

feed properly.

To ensure accurate dot placement.

To improve nozzle conditions.

----- -----

To clean the paper feed rollers.

Printer, or computer (settings via the printer driver) Printer, or computer (settings via the printer driver) Printer, or computer (settings via the printer driver)

None. 2 min.

1.3 Product Life (1) Printer

The value (i) or (ii), whichever comes first. (i) 4,000 pages of printing

- Black: 1,200 pages (A4, 1,500 character pattern)

- Color: 2,800 pages (A4, 7.5% duty per color pattern: 1,300 pages A4, 30% duty per color pattern: 500 pages 100 x 148 mm, 30% duty per color pattern: 700 pages 89 x 127 mm size, 30% duty per color pattern: 300 pages)

(ii) 5 years of use

(2) Print head

4,000 pages of printing (in the above print mode)

(3) Ink tank

BCI-24Black: 300 pages (1,500 character pattern in black printing, plain paper, standard mode) 580 pages (ISO JIS-SCID No. 5 pattern, plain paper, standard mode) BCI-24Color: 160 pages (ISO JIS-SCID No. 5 pattern, plain paper, standard mode)

Approx.

time

5 min.

30 sec. to 1 min.

1.5 to 2.5 min.

2 min.

1.4 Special Tools

Name Tool No. Purpose Remarks

FLOIL KG107A QY9-0057-000 To improve the sliding property of the

carriage shaft (QC1-2196)

MOLYKOTE 7508 CK-0562-000 To improve the sliding property of the

LF gear

ELECTRICITY IF -20

CK-8006-000 To improve the sliding property between

the grounding spring (QA4 -1372) and the feed roller (QF4-0212)

1.5 Serial Number Location

On the right side with the access cover opened (on the carriage cable holder)

1 - 2

+ 18 hidden pages