Canon PIXMA iP6600D Service Manual

PIXMA iP6600D

SER VICE MANUAL

Canon

Copyright 2005, Canon U.S.A. This technical publication is the proprietary and confidential information of Canon U.S.A. which shall be retained for reference purposes by Authorized Service Facilities of Canon U.S.A. Its unauthorized use is prohibited.

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.

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I. MANUAL OUTLINE

This manual consists of the following three parts to provide information necessary to service the PIXMA iP6600D:

Part 1: Maintenance Information on maintenance and troubleshooting of the PIXMA iP6600D

Part 2: Technical Reference

ew technology and technical information such as FAQ's (Frequently Asked Questions) of the PIXMA iP6600D

Part 3: Appendix Block diagrams and pin layouts of the PIXMA iP6600D

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. MAINTENANCE

-1. Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by

Service Engineer

-2. Customer Maintenance

-3. Product Life

-4. Special Tools

-5. Serial Number Location

2. LIST OF ERROR DISPLAY / INDICATION

-1. Operator Call Errors

-2. Service Call Errors

-3. Other Error Messages

-4. Warnings

-5. Troubleshooting by Symptom

3. REPAIR

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

-2. Special Notes on Repair Servicing

-3. Adjustment / Settings

(1) Paper feed motor adjustment

(2) Grease application

(3) Waste ink counter setting

(4) User mode

(5) Service mode

Service test print

EEPROM initialization

Waste ink counter reset

Destination settings

Button and LCD test

-4. Verification Items

(1) Service test print

(2) EEPROM information print

4. PRINTER TRANSPORTATION

Part 2: TECHNICAL REFERENCE

1. NEW TECHNOLOGIES

2. CLEANING MODE AND AMOUNT OF INK PURGED

3. PRINT MODE

-1. Resolution in Printing via Computer

-2. Resolution in Borderless Printing

-3. Resolution in Duplex Printing

-4. Resolution in Camera Direct Printing

-5. Resolution in Card Direct Printing

. FAQ (Problems Specific to the iP6600D and Corrective Actions)

Part 3: APPENDIX

1. BLOCK DIAGRAM

2. CONNECTOR LOCATION AND PIN LAYOUT

-1. Logic Board Ass'y

-2. Print Beam Board

-3. Card Slot Board (Card Slot Unit)

-4. Operation Panel Board

-5. Carriage Board (Print Head Connector)

3. PIXMA iP6600D SPECIFICATIONS

4. PRINT MEDIA SPECIFICATIONS

art 1

MAINTENANCE

1. MAINTENANCE

(4)

1-1

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

Replacement Consumables by Service Engineer

(1) Adjustment

Adjustment Timing Purpose Tool

EEPROM initialization (EEPROM settings)

Destination settings (EEPROM settings)

LCD language settings

Waste ink counter resetting (EEPROM settings)

CD / DVD detection sensor light volume

correction

At logic board ass'y replacement To initialize settings other than

the following:

- USB serial number

- Destination setting

- Waste ink counter

- CD / DVD correction value

At logic board ass'y replacement To set the destination.

At logic board ass'y replacement To set the language to be

displayed on the LCD.

- At logic board replacement

- At waste ink absorber replacement

- At logic board replacement

- At carriage unit replacement

To reset the waste ink counter.

To correct the light volume for the CD / DVD detection sensor.

None. 1 min.

None.

Perform in the service mode.

None. 1 min.

None.

Perform in the service mode.

None.

(Automatically performed in the service test print)

Approx.

time

1 min.

2 min.

Ink system function check

Paper feed motor position

adjustment

Grease application

Note: DO NOT loosen the red screws at both ends of the carriage shaft, securing the print head position, as they are

not re-adjustable.

*1: Only for CD / DVD printing supported regions.

*2: The red screws securing the paper feed motor may be loosened only at replacement of the paper feed motor unit.

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(2) Periodic maintenance

No periodic maintenance is necessary.

- At logic board replacement

- At platen unit replacement

- At carriage unit replacement

At paper feed motor replacement

- At carriage unit replacement

- At PR shaft ass'y replacement

- At CL base or CL gear replacement

To maintain detection functionality for presence of the ink tanks and each ink tank position.

To adjust the belt tension. (Position the paper feed motor so that the belt is stretched tight.)

- To maintain sliding properties of the carriage shaft and the lift cam shaft.

- To protect the printer's sliding portions (gears).

None. Perform in the

service mode.

None.

- FLOIL KG107A (QY9-

0057)

1 min.

5 min.

1 min.

(3) Periodic replacement parts

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

Replacement consumables

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

1-2

1-2. Customer Maintenance

Adjustment Timing Purpose Tool

Print head alignment

Print head cleaning

Print head deep cleaning

Ink tank replacement

Paper feed roller cleaning

CD / DVD print position

adjustment

Bottom plate cleaning

LCD contrast adjustment

ASF sub- roller cleaning

At print head replacement.

When print quality is not satisfying.

When print quality is not satisfying, and not improved by print head cleaning.

When an ink tank becomes empty. (No ink error)

When paper does not feed properly.

At CD / DVD printing, when necessary.

When the back side of the paper is smeared.

When the LCD contrast is not desirable.

When the paper fed from the ASF is smeared due to ink mist

attached to the ASF sub-rollers.

To ensure accurate dot placement.

To improve nozzle conditions. - Printer buttons

----- ----- 2 min.

- Printer buttons (automatic / manual)

- Computer (automatic settings via the printer driver)

- Computer (settings via the printer driver)

To clean the paper feed rollers.

To correct CD / DVD print position.

To clean the platen ribs.

To set the desirable contrast.

To clean the ASF sub-rollers.

Printer buttons

Computer (application software)

- Printer buttons

- Computer (settings via the printer driver)

- Printer buttons

- Plain paper

- Printer buttons (paper feed roller

cleaning)

Approx.

time

3 min.

1 min.

2 min.

5 min.

1 min.

1-3. Product Life

(1) Printer

Specified print volume (I) or the years of use (II), whichever comes first. (I) Print volume: 10,000 pages

(II) Years of use: 5 years of use

Black 1,500 character pattern 2,000 pages

Color

A4, 7.5% duty per color pattern 1,500 pages

A4, photo, borderless printing

4 x 6, photo, borderless printing 4,500 pages

Postcard, photo, borderless printing 500 pages

pages

1,500

(2) Print head

1-3

Print volume: 10,000 pages

Black 1,500 character pattern 2,000 pages

Color

A4, 7.5% duty per color pattern 1,500 pages

A4, photo, borderless printing

4 x 6, photo, borderless printing

Postcard, photo, borderless printing 500 pages

(3) Ink tank (target value)

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Pattern Ink tank used Print yield

Black text CLI-8BK Approx. 480 pages

Color chart CLI-8BK Approx. 970 pages

Photo chart

CLI-8Y Approx. 460 pages

CLI-8M Approx. 520 pages

CLI-8C Approx. 760 pages

CLI-8BK Approx. 1,500 pages

CLI-8Y Approx. 320 pages

CLI-8M Approx. 670 pages

CLI-8C Approx. 1,000 pages

1,500 pages

00 pages

4,5

CLI-8PM Approx. 140 pages

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Black text: When printing the Canon standard pattern (1,500 characters per page) on A4 size plain paper, with the

default settings in the Windows XP driver, using Word 2003.

Color chart: When printing the ISO/JIS-SCID N5 pattern on A4 size plain paper in bordered printing, with the

default settings in the Windows XP driver, using Photoshop 7.0.

Photo chart: When printing the Canon standard pattern on 4" x 6" Photo Paper Plus Glossy in borderless printing,

with the default settings in the Windows XP driver, using Windows XP Photo Printing Wizard.

The print yield in the table above is an average value measured in continuous printing, using the ink tank immediately after it is unsealed, until the ink is out. Ink yield may vary depending on texts and photos printed, application software, print mode, and type of paper used.

When the printer is turned on and while printing, each ink may be used for protecting the print head and maintaining print quality.

1-4. Special Tools

Name Tool No. Application Remarks

FLOIL KG107A

CLI-8PC Approx. 200 pages

QY9-0057000

To be applied to the sliding portions of the carriage shaft and lift cam shaft.

In common with the S500 and S520.

1-5. Serial Number Location

1-4

On the carriage flexible cable holder (visible on the left of the carriage after the printer is turned on, and the panel cover is opened).

To the table of contents To the top

2. LIST OF ERROR DISPLAY / INDICATION

1-5

Errors and warnings are displayed by the following ways:

1) Operator call errors are indicated by the Alarm LED lit, and the error and its solution are displayed on the LCD in text and by icon.

2) Warnings are displayed on the printer driver Status Monitor.

3) Error codes are printed in the "operator call/service call error record" area in EEPROM information print.

2-1. Operator Call Errors (by Alarm LED Blinking in Orange)

Error

[Error code]

No paper (ASF). [1000]

No CD / DVD tray.

[1001]

No paper in the front paper feed cassette. [1003]

No CD or DVD. [1002]

Message on the LCD

Auto sheet feeder.

There is no paper. Load paper and press [OK].

There is no CD-R tray. Attach the tray and press [OK].

Cassette.

There is no paper. Load paper and press [OK].

Printable disc is not set. Correctly place a disc in the CD-R tray and

press [OK].

Set the paper in the ASF, and press the Stop/Reset button.

Set the CD / DVD tray, and press the Stop/Reset button.

Set the paper in the cassette, and press the Stop/Reset button.

Set a CD or DVD in the CD / DVD tray (which is ejected at error occurrence), and inset the CD / DVD tray in the proper position. Then, press the Stop/Reset button.

Solution Remarks

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Paper jam. [1300]

Paper jam in the rear guide. [1303]

Paper jam in the under guide. [1304]

Front door close error. [1250]

No ink. [1600]

Ink tank not installed. [1660]

The print head is not installed [1401], or it is not properly installed (print head temperature sensor error [1403] / faulty EEPROM data of

the print head [1405]

The paper is jammed. Clear the paper and press [OK].

Paper output tray is closed. Open the paper output tray.

Ink has run out. Replace the ink tank and close the cover.

The following ink tank cannot be recognized.

Print head is not installed. Install the print head.

The type of print head is incorrect. Install the correct print

head.

Remove the jammed paper, and press the Stop/Reset button.

Open the paper output tray. The error is indicated if

Replace the empty ink tank(s), or press the Stop/Reset button.

Install the applicable ink tank(s) properly, and confirm that the LED's of all the ink tanks light red.

Install the print head properly.

Error in paper feeding from the ASF.

Error in the duplex printing unit.

Error in paper feeding from the cassette.

the paper output tray is closed at start of a print job, or while a print job is being performed.

Pressing the Stop/Reset button will clear the error without ink tank replacement, however, ink may run out during printing.

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Inner cover open. Inner cover is open. Close the Close the inner cover, and press

1-6

[1841]

Inner cover open during printing on paper.

[1846]

Inner cover open during printing on paper (print

continuable). [1851]

Inner cover open during printing on paper (print NOT continuable).

[1856]

Inner cover closed during CD / DVD printing (print

continuable). [1850]

Inner cover closed during CD / DVD printing (print NOT

continuable). [1855]

Multiple ink tanks of the same color installed.

[1681]

Ink tank in a wrong position. [1680]

Warning: The waste ink absorber becomes

almost full. [1700]

The connected digital camera or digital video camera does not support Camera Direct

Printing. [2001]

Automatic duplex printing cannot be

performed. [1310]

Failed in automatic print head alignment.

[2500]

inner cover and press [OK].

Open the inner cover, place the CD-R tray and press [OK].

(Applicable ink tank icon)

More than one ink tank of the following color is installed.

Some ink cartridges are not installed in place.

The waste ink absorber is almost full. Press [OK] to continue but early replacement recommended.

Incompatible device detected. Remove the device.

This paper is not compatible with duplex printing. Remove the

paper and press [OK].

Auto head align has failed. Press [OK] and repeat operation. <See

manual>

the Stop/Reset button.

Close the inner cover, and press the Stop/Reset button.

Close the inner cover, and press the Stop/Reset button to clear the error. The paper being printed at error occurrence will be ejected without printing the remaining data for the ejected paper, then printing will resume from the next page.

Open the inner cover which functions as the CD / DVD tray feeder, set the CD / DVD tray in the feeder, and press the Stop/Reset button.

Open the inner cover, and press the Stop/Reset button to clear the error. The CD or DVD being printed at error occurrence will be ejected without printing the remaining data for the ejected CD or DVD, then the next print

job will be done.

Replace the wrong ink tank(s) with the correct one(s).

Install the ink tank(s) in the correct position.

Press the Stop/Reset button. The service call error,

Remove the cable between the camera and the printer.

Press the Stop/Reset button to eject the paper being used at error occurrence. Printing will resume from on the front side of the next page.

Press the Stop/Reset button.

- If paper is being fed at error occurrence, the error is indicated after the paper is ejected.

- If the error occurs, the print head alignment values are not changed.

- After exit from the error by the Stop/Reset button, the automatic print head alignment will not be re-done.

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indicating the waste ink absorber is full, is likely to occur soon.

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Data which was to be printed on the back side of paper at error occurrence is skipped (not printed).

The error is indicated when the pattern is not printed due to no ink or non-ejection of ink, or when the sensor's AD value is incorrect.

The remaining ink

1-7

amount unknown. [1683]

Ink tank not recognized. [1684]

Ink tank not recognized. [1410 to 1419]

Access cover open. [1200]

(Applicable ink tank icon)

The remaining level of the following ink cannot be correctly

detected.

(Applicable ink tank icon)

The following ink tank cannot be recognized.

(Applicable ink tank icon)

The following ink tank cannot be recognized.

Cover is open. Close the cover.

An ink tank which has once been empty is installed. Replace the applicable ink tank with a new one.

A non-supported ink tank is installed (the ink tank LED is turned off). Install the supported ink tanks.

An error occurred in an ink tank (the ink tank LED is turned off). Replace the ink tank(s).

Close the access cover.

Printing with a onceempty or refilled ink tank can damage the print head.

If printing is continued without replacing the "no-good" ink tank, press the Stop/Reset button for 5 sec. or longer to record the use of a refilled ink tank.

Note:

After the above operation, the function to detect the remaining ink amount is disabled.

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*1: Only for models supporting CD / DVD printing

*2: Only for models not supporting CD / DVD printing

2-2. Service Call Errors (by Cyclic Blinking in Orange (Alarm LED) and Green

(Power LED), or Alarm LED Lit in Orange)

Service call errors are indicated by the number of cycles the Alarm and Power LEDs blink, and the corresponding error code is displayed on the LCD.

Cycles of

blinking in

orange

(Alarm

LED) and

green

(Power

LED)

2 times Carriage error [5100] An error occurred in the carriage encoder

3 times Line feed error [6000] An error occurred in the line feed signal. - Timing sensor unit (QM2-

Error [Error code] Conditions

signal.

Solution

(Replacement of listed parts, which are likely to be faulty)

- Carriage unit (QM2-2298)

- Timing slit strip film (QC1-6394)

- Logic board ass'y (QM2-

- Carriage motor (QK1-

- Timing slit disk film

- Feed roller ass'y (QL2-

- Platen unit (QM2-2313)

2745)

1500)

2683)

(QC1-6229)

0925)

- Logic board ass'y (QM2-

1-8

- Paper feed motor (QK1-

4 times Purge cam sensor error

[5C00]

5 times

6 times Internal temperature error

7 times

8 times Print head temperature rise

9 times

11 times Carriage lift mechanism

12 times AP position error [6A00] An error occurred in the AP motor during

13 times Paper feed position error

14 times Paper feed cam sensor error

15 times USB Host VBUS

16 times Valve sensor error [6C00] An error occurred in the valve sensor during

17 times Motor driver error [6D00] The AD conversion value indicating the motor

19 times Ink tank position sensor

20 times Other hardware error [6500] The PCI bus error is detected by the ASIC. - Logic board ass'y (QM2-

Continuous ROM error

ASF (cam) sensor error [5700]

[5400]

Waste ink absorber full [5B00]

error [5200]

EEPROM error [6800]

error [5110]

[6B00]

[6B10]

overcurrent [9000]

error [6502]

An error occurred in the purge unit. - Purge unit (QM2-2299)

- Logic board ass'y (QM2-

This error takes place when feeding paper from the ASF after an error occurred in the

ASF cam sensor.

The internal temperature is not proper. - Logic board ass'y (QM2-

The waste ink absorber is full.

The print head temperature exceeded the specified value.

A problem occurred in writing to the EEPROM.

The carriage did not move up or down properly.

purging operation.

An error occurred in the paper feed motor. - Sheet feed unit (QM2-

An error occurred in the paper feed cam sensor during paper feeding from the front paper feed cassette.

This error is also indicated when the waste ink counter is 60% or more, and a paper jam occurs.

The USB Host VBUS is overloaded. - Logic board ass'y (QM2-

cleaning.

driver temperature is not proper.

None of the ink tank position is detected.

The check sum value is incorrect in the ROM - Logic board ass'y (QM2-

- Sheet feed unit (QM2-

- Ink absorber kit (QY5-

- Print head (QY6-0063)

- Logic board ass'y (QM2-

- PR lift shaft ass'y (QL2-

- Sheet feed unit (QM2-

- Logic board ass'y (QM2-

- Carriage lift sensor unit

- Sheet feed unit (QM2-

- Logic board ass'y (QM2-

- Purge unit (QM2-2208)

- Logic board ass'y (QM2-

- Sheet feed unit (QM2-

- Logic board ass'y (QM2-

- Purge unit (QM2-2208)

- Logic board ass'y (QM2-

- Platen unit (QM2-2313)

- Logic board ass'y (QM2-

2745)

1502)

2745)

2312)

2745)

0147)

2745)

0936)

2312)

2745)

(QM2-2678)

2312)

2745)

2312)

2745)

2312)

2745)

alternate

1-9

blinking

Alarm LED lit

RAM error

*1: Before replacement of the logic board ass'y, check the waste ink amount (by service test print or EEPROM

information print). If the waste ink amount is 7% or more, also replace the ink absorber kit (QY5-0147) when replacing the logic board ass'y.

[See Section 3

-3. Adjustment / Settings, (5) Service mode, for details.]

check at hard-power-on.

The RAM error occurred in the RAM check at hard-power-on.

2745)

- Logic board ass'y (QM2-

2-3. Other Error Messages

Message on the LCD Cause Solution

Cannot print via wireless communication.

- No photo data

- Unsupported photo data

- Photo data too large

The selected paper cannot be fed from cassette. Change the paper source.

Cannot specify the followings together. Change one of the settings.

There are no photos in memory card.

The value exceeds the number of copies you can print.

Memory card is not set. Insert the card after checking the direction.

DPOF information is not saved in the memory card.

The number of copies to print is not set. Input the number of copies.

This layout is available only for A4 or 8.5"x11"(LTR).

Settings cannot be changed when printing stickers.

Change the setting after removing the card.

The card is currently writeenabled. Set to read-only mode before performing operation.

The received image data was invalid, or the data size was too large, in infrared communication from a mobile phone.

The paper type being used is not supported for paper feeding from the cassette. (Business Card, Credit Card size paper and Photo Stickers are not supported.)

Settings made conflict each other. The error message is displayed for a

Supported image files are not in the memory card.

During selecting images or specifying the number of copies, the total print quantity exceeds the prescribed value of

999.

No memory card is inserted in the slot. Set a memory card.

DPOF print was selected in the menu, but no DPOF files are contained in the memory card.

Multi-photo print was attempted without specifying the print quantity (with the print quantity left "0" (zero)).

In Layout print, "Mixed 1, 2, or 3" which is available only with A4 or LTR size

aper is selected, but the paper size is not

set to A4 or LTR.

With Sticker print selected, the Settings button was pressed.

With a memory card inserted in the slot, change of the Read/Write attribute was attempted.

With the memory card set to the Read/Write mode, Card Direct printing operation was attempted from the menu.

The error message is displayed for a while, then the LCD automatically returns to the display before the error occurrence.

Change the paper source to the ASF.

while, then the LCD automatically returns to the display before the error occurrence.

The error message is displayed for a while, then disappears.

After the error message is displayed for a while, the last operation before the error is cancelled, and the total print quantity returns to the value before the error.

The error message is displayed for a while, then the LCD automatically returns to the display before the error occurrence.

The error message is displayed for a while, then disappears. Specify the print quantity.

The error message is displayed for a while, then the LCD automatically returns to the display before the error occurrence.

1-10

2-4. Warnings

Warning Message on the LCD Solution

Low ink The following ink is low. Continue?

Print head temperature rise

Protection of excess rise of the print head temperature

Restrictions on paper The current paper cannot be set. Change the

Recommendation of the print head alignment (only on arrival of the printer)

Cancellation of image select information

Cancellation of trimming information

(Icon of each ink tank)

Yes No

In Camera Direct Printing, only "Yes" can be selected.

If the print head temperature does not fall, the error code "5200" is displayed, indicating the print head temperature rise error.

If the print head temperature does not fall, the error code "5200" is displayed, indicating the

print head temperature rise error.

size and type.

Head alignment required. Load paper and press [OK].

Yes No

Reset the selected photo information?

Yes No

Reset trimming effect?

Yes No

- Select

- Select No, and press the OK button.

When the print head temperature falls, the error is automatically cleared.

Note:

If the print head temperature exceeds the specified limit when the access cover (scanning unit) is opened, the carriage does not move to the ink tank replacement position.

If the print head temperature exceeds the specified limit, an intermission is inserted

during printing.

Re-select the supported paper type and size.

- Select

- Select No, and press the OK button.

When one or more images are selected in Multi-photo print or Layout print, and if a user tries to display the menu or sub-menu, the message is displayed.

- Select

- Select No, and press the OK button.

With an image trimmed, if CD / DVD print is attempted, the message is displayed.

- Select

- Select No, and press the OK button.

Yes

=> Printing starts, and it is indicated on the

LCD.

=> Printing is cancelled, and the LCD

returns to the display immediately before printing was attempted.

Yes

=> Automatic print head alignment is done.

=> The procedures on arrival of the printer

are finished.

Yes

=> The image selection is cancelled, and the

menu or sub-menu is displayed.

=> The LCD returns to the display

immediately before the message was displayed.

Yes

=> The image trimming is cancelled, and

the procedures for CD / DVD print are continued.

=> The LCD returns to the display

immediately before the message was displayed.

, and press the OK button.

1-11

2-5. Troubleshooting by Symptom

Symptom Solution

Faulty operation The power does not turn on.

The power turns off immediately after power-on.

A strange noise occurs.

Nothing is displayed on the LCD. - Confirm the connection between the operation

A portion of the LCD is not displayed.

Paper feed problems (multifeeding, skewed feeding, no feeding)

Carriage movement problems (contact to other parts, strange noise)

Unsatisfactory print quality No printing, or no color ejected. - Replace the

- Confirm the connection of

- the power cord, and

- between the logic board and the power supply unit.

- Replace the

- AC adapter, or

- logic board ass'y*1.

- Remove foreign material.

- Attach a removed part if any.

- Check the operation of the moving parts (such as purge unit, carriage unit, and paper feeding

mechanism)

- Replace a faulty part, if any.

panel and the logic board.

- Replace the

- LCD, or

- logic board ass'y*1.

- Perform the button and LCD test in the service mode, and confirm that the LCD is displayed without any segments missing.

- Confirm the connection between the operation panel and the logic board.

- Replace the

- LCD, or

- logic board ass'y*1.

- Examine the inside to confirm that no parts are damaged, and the rollers are clean.

- Remove foreign material.

- Adjust the paper guide properly.

- Confirm the connection of each harness and the logic board.

- Replace the

- sheet feeder unit,

- cassette, or

- logic board ass'y*1.

- Confirm that the timing slit strip film is free from damage or grease.

- Clean the timing slit strip film.

- Replace the

- timing slit strip film, or

- carriage unit.

- Remove foreign material.

- ink tank,

- print head*2, or

- logic board ass'y*1.

- Remove foreign material from the purge unit caps,

if any.

1-12

- Replace the purge unit.

Printing is faint, or white lines appear on printouts even after print head cleaning.

Line(s) not included in the print data appears on printouts.

Paper gets smeared. - Feed several sheets of paper.

A part of a line is missing on printouts.

Color hue is incorrect. - Replace the

Printing is incorrect.

- Remove and re-install the print head.

- Replace the

- ink tank,

- print head*2,

- purge unit, or

- logic board ass'y*1.

- Perform bottom plate cleaning.

- Clean the paper path with cotton swab or cloth.

- Clean the ASF sub-rollers.

Replace the

- ink tank, or

- print head*2.

- ink tank, or

- print head*2.

- Perform print head alignment.

Replace the logic board ass'y*1.

No ejection of black ink. - Replace the

- ink tank, or

- print head*2.

- Remove foreign material from the purge unit caps, if any.

- Replace the purge unit.

Graphic or text is enlarged on printouts.

*1: Before replacement of the logic board ass'y, check the waste ink amount (by service test print or EEPROM

information print). If the waste ink amount is 7% or more, also replace the ink absorber kit (QY5-0147) when replacing the logic board ass'y.

[See Section 3

-3. Adjustment / Settings, (5) Service mode, for details.]

When enlarged in the carriage movement direction:

- Clean grease or oil off the timing slit strip film

- Replace the

- timing slit strip film,

- carriage unit, or

- logic board ass'y*1.

When enlarged in the paper feed direction:

- Clean grease or oil off the timing slit disk film

- Replace the

- timing slit disk film,

- timing sensor unit, or

- logic board ass'y*1.

*2: Replace the print head only after the print head deep cleaning is performed 2 times, and when the problem

persists.

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