Canon PIXMA MG5220 Series User manual

PIXMA MG5220

SERVICE

MANUAL

Canon

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

INTRODUCTION

[ How to use this Service Manual ]

This manual is intended to solve printer problems smoothly, with each section representing the typical service procedures, as shown

below.

This manual does not provide sufficient information for disassembly and reassembly procedures. Refer to the graphics in the separate

Parts Catalog.

MG5200 series

Troubleshooting Identify the problem, and handle it accordingly.

Repair When a part needs to be replaced, see this section.

Adjustment & Settings After repair, perform the necessary adjustment and settings.

Verification At the end of the servicing, verify the machine following the inspection flow in this section.

Appendix Information that will be necessary for maintenance and repair of the machine

TABLE OF CONTENTS

1. TROUBLESHOOTING

1-1. Troubleshooting by Symptom

1-2. Operator Call Error Troubleshooting

1-3. Service Call Error Troubleshooting

2. REPAIR

2-1. Major Replacement Parts and Adjustment

2-2. Disassembly & Reassembly Procedures

(1) External housing removal

(2) Cable wiring and connection

(3) Emblem removal

(4) Carriage unlocking

(5) ASF unit removal

(6) Right chassis removal

(7) Carriage unit removal

(8) Spur unit and platen unit removal

(9) Purge drive system unit (right plate) and switch system unit (left plate) removal

(10) Engine unit reassembly

(11) Ink absorber replacement

3. ADJUSTMENT / SETTINGS

3-1. Adjustment

3-2. Adjustment and Maintenance in User Mode

3-3. Adjustment and Settings in Service Mode

(1) Service mode operation procedures

(2) Service Tool functions

(3) LF / Eject correction

(4) Button and LCD test

(5) Ink absorber counter setting

(6) N/A

3-4. Grease Application

3-5. Special Notes on Servicing

(1) For smeared printing, uneven printing, or non-ejection of ink

(2) Paper feed motor adjustment

(3) Carriage unit replacement

(4) Document pressure sheet (sponge sheet) replacement

(5) Ink absorber counter setting

(6) Preventive replacement of ink absorber

4. VERIFICATION AFTER REPAIR

4-1. Standard Inspection Flow

4-2. Integrated Inspection Pattern Print

4-3. Ink Absorber Counter Value Print

MG5200 series

5. APPENDIX

5-1. Customer Maintenance

5-2. Special Tools

5-3. Sensors

5-4. Serial Number Location

6. MACHINE TRANSPORTATION

1. TROUBLESHOOTING

1-1. Troubleshooting by Symptom

MG5200 series TABLE OF CONTENTS

Symptom Solution

Faulty operation The power does not turn on.

The power turns off

immediately after power-on.

(1) Confirm cable connection:

- DC harness ass'y

- Power switch harness ass'y

=> No incomplete connection, cable

breakage, or cable caught in units

(2) Replace the following item(s):

- Logic board ass'y

- AC adapter

- DC harness ass'y

A strange noise occurs. (1) Examine and remove any foreign material

from the drive portions.

(2) Replace the following item(s):

- The part generating the strange noise

- Purge drive system unit

The LCD does not display

properly.

A portion of the LCD is not

displayed.

The display flickers.

(1) Confirm cable connection:

- LCD cable ass'y

- Panel cable ass'y

=> No incomplete connection, cable

breakage, or cable caught in units

(2) Replace the following item(s):

- LCD unit

- LCD cable ass'y

- Panel cable ass'y

- Operation panel unit

- Logic board ass'y

Paper feed problems (multi-

feeding, skewed feeding, no

feeding).

(1) Examine and remove any foreign material

from the following parts:

- ASF unit

- PE sensor

- Paper guide unit

- Pressure roller unit

- Spur unit

(2) Confirm that the paper guides are set

properly.

(3) Confirm the PF rear cover and the

cassette conditions.

(4) Confirm cable connection:

- PE sensor cable

- Paper feed relay harness ass'y

=> No incomplete connection, cable

breakage, or cable caught in units

1 / 62

(5) Replace the following item(s):

- ASF unit (for paper feeding error from the

rear tray)

- Pick-up arm unit (for paper feeding error

from the cassette)

- PE sensor board ass'y

- Pressure roller unit

- PE sensor cable

- Cassette unit

Faulty scanning (no scanning,

strange noise). (1) Confirm cable connection:

- Scanner motor cable

- CIS FFC

=> No incomplete connection, cable

breakage, or cable caught in units

(3) Replace the following item(s):

- Scanner unit

- Logic board ass'y

Machine not recognized by a

USB-connected computer. (1) Confirm the USB cable connection.

(2) Connect the machine to another computer

via the USB cable, and check if the

machine is recognized.

(3) Replace the following item(s):

- USB cable

- Logic board ass'y

Unsatisfactory print quality No printing, or no color ejected.

Faint printing, or white lines on

printouts.

Uneven printing.

Improper color hue.

See 3-5. Special Notes on Servicing, (1) For

smeared printing, uneven printing, or non-

ejection of ink, for details.

(1) Confirm the ink tank conditions:

- No remainder of the outer film (the air-

through must be opened)

- Whether the ink tank is Canon-genuine

one or not

- Whether the ink tank is refilled one or not

- Re-setting of an ink tank

(2) Remove foreign material from the purge

unit caps, if any.

(3) Confirm the conditions of the carriage

head contact pins.

(4) Perform cleaning or deep cleaning of the

print head.

2 / 62

(5) Perform print head alignment.

(6) Replace the following item(s):

- Print head*1, and ink tanks

- Logic board ass'y

- Purge drive system unit

- Carriage unit

Paper gets smeared. (1) Clean the inside of the machine.

(2) Perform bottom plate cleaning.

(3) Perform paper feed roller cleaning.

(4) Replace the following item(s):

- Pressure roller ass'y (if smearing is heavy)

- Print head*1 (when smearing is caused by

the print head)

The back side of paper gets

smeared. (1) Clean the inside of the machine.

(2) Perform bottom plate cleaning.

(3) Examine the platen ink absorber.

(4) Examine the paper eject roller.

(5) Replace the following item(s):

- The part in the paper path causing the

smearing

Graphic or text is enlarged on

printouts in the carriage

movement direction.

(1) Confirm that the carriage slit film is free

from smearing or scratches:

- Cleaning of the timing slit strip film.

(2) Replace the following item(s):

- Timing slit strip film

- Carriage unit

- Logic board ass'y

- Scanner unit (for copying)

Graphic or text is enlarged on

printouts in the paper feed

direction.

(1) Confirm that the LF / EJ slit film is free

from smearing or scratches:

- Cleaning of the LF / EJ slit film..

(2) Replace the following item(s):

- Timing slit disk feed film

- Timing slit disk eject film

- Timing sensor unit

- Platen unit

- Logic board ass'y

- Scanner unit (for copying)

Faulty scanning No scanning. (1) Confirm cable connection.

(2) Replace the following item(s):

3 / 62

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

problem persists.

- Scanner unit

- Logic board ass'y

Streaks or smears on the

scanned image. (1) Clean the platen glass and the document

pressure sheet.

(2) Confirm the position of the document

pressure sheet.

(3) Replace the following item(s):

- Scanner unit

- Document pressure sheet

- Logic board ass'y

Network connection problem No printing. (1) Examine if printing is performed properly

via USB connection.

(2) Confirm the network connection.

(3) Replace the following item(s):

- Logic board ass'y

- Wireless LAN board ass'y

4 / 62

1-2. Operator Call Error (by Alarm LED Lit in Orange) Troubleshooting

Errors and warnings are displayed by the following ways:

1. Operator call errors are indicated by the Alarm LED lit in orange, and the error and its solution are

displayed on the LCD in text and by icon.

2. Messages during printing from a computer are displayed on the printer driver Status Monitor.

3. Error codes (the latest 10 error codes at the maximum) are printed in the "operator call/service call error

record" area in EEPROM information print

Buttons valid when an operator call error occurs:

1. ON button: To turn the machine off and on again.

2. OK button: To clear and recover from an error. In some operator call errors, the error will automatically

be cleared when the cause of the error is eliminated, and pressing the OK button may not be

necessary.

3. Stop button: To cancel the job at error occurrence, and to clear the error.

Error Error

code U

No. Message on the

LCD Solution Parts that are likely

to be faulty

No paper in the

rear tray. [1000] --- Rear tray.

There is no paper.

Load paper and

press [OK].

Confirm that the rear tray

is selected as the paper

source. Set the paper in

the rear tray, and press

the OK button.

If the error is not cleared,

confirm that no foreign

material is inside the

paper feed slot.

- PE sensor board ass'y

- ASF unit

- Pressure roller unit

No paper in the

cassette. [1003] --- Cassette.

There is no paper.

Load paper and press

[OK].

Confirm that the cassette

is selected as the paper

source. Set the paper in

the cassette, and press the

OK button.

Note that the cassette is

- Pick-up arm unit

- Pressure roller ass'y

- Cassette unit

5 / 62

for plain paper only.

Paper jam. [1300] --- The paper is

jammed. Clear the

paper and press

[OK].

Remove the jammed

paper and press the OK

button.

For paper jam in the rear

guide, confirm that the

rear guide is not

dislocated.

- Pick-up arm unit

- ASF unit

- Pressure roller ass'y

- Cassette unit

- Rear guide unit

Paper jam in the

rear guide. [1303] ---

Paper jam in the

under guide. [1304] ---

Ink may have

run out. [1600] U041 The ink may have

run out. Replacing

the ink tank is

recommended.

Replace the applicable

ink tank, or press the OK

button to clear the error

without ink tank

replacement. When the

error is cleared by

pressing the OK button,

ink may run out during

printing.

- Spur unit

Ink tank not

installed. [1660] U043 The following ink

tank cannot be

recognized.

(Applicable ink tank

icon)

Install the applicable ink

tank(s) properly, and

confirm that the LED's of

all the ink tanks light red.

- Ink tank

- Carriage unit

Print head not

installed, or not

properly

installed.

[1401] U051 Print head is not

installed. Install the

print head.

Install the print head

properly.

If the error is not cleared,

confirm that the print

head contact pins of the

carriage are not bent.

- Print head

- Carriage unit

Faulty print

head ID. U052 The type of print

head is incorrect.

Install the correct

print head.

Re-set the print head. If

the error is not cleared,

the print head may be

defective. Replace the

print head. If the error is

not cleared, confirm that

the print head contact

pins of the carriage are

not bent.

- Print head

- Carriage unit

Print head

temperature

sensor error.

[1403]

Faulty

EEPROM data

of the print

head.

[1405]

Inner cover

error [1841],

[1846] --- Inner cover is open.

close the inner cover

and press [OK].

Close the inner cover,

and press the OK button.

If the error is not cleared,

examine that the inner

cover sensor is properly

installed.

- Spur unit

- Inner cover unit

6 / 62

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