Canon qy8-13az-000 service manual To the table of contents To the top Part 2 4. FAQ

Page 49

Smearing on printed side

7 B Print results

Smearing on the back side of paper, or on the address side of postcards

8 B Print results

Horizontal lines or uneven print density at the trailing edge of

9 C Print paper results

paper feeding, resulting in a paper jam.

When paper is curled, the edge of paper rises, causing the print head to rub against the printed surface of paper, resulting in smearing.

When borderless printing is performed continuously, ink mist attaches to the platen ribs, and is transferred to the backside of the following paper.

When the paper end comes off the pinch roller, printing is performed without the paper being held, preventing the ink drops from being ejected in the correct positions, resulting in unevenness.

1.Correct the paper curl.

2.Recommend printing in the print quality assurance area.

1.Perform Bottom plate cleaning via the operation panel.

Change the paper in each Bottom plate cleaning.

The cleaning can end when paper does not get any smearing.

2.Clean the platen ribs with cotton swabs, etc.

1.Recommend printing in the print quality assurance area.

2.Change the print quality from Standard to High mode.

3.Try other paper (PP- 101).

-Smear on the printed side of paper

-Cannot print properly

-Paper edge crease

<Photo Paper Plus Double Sided>

Smears on the already printed side when printing the other side

<When printing the address side of postcards>

Smears on the address side

<When printing the message side of postcards>

Smears on the backside

- Cannot print to the

bottom edge of

paper

- Lines or uneven

print density appear

in the trailing edge

of paper

- Cannot print

properly

Error in print

- Automatic print

1.

Some circles on the

head alignment

head alignment

 

Print Head Alignment

 

using the Print

 

Sheet were not filled

 

Head Alignment

 

in.

 

Sheet

2.

The sheet was not

 

placed properly on the

10 C Installation

platen glass.

 

 

 

Removal of the

- At removal of the

Since the collars are

11 B

Other

front feeder guide

rear cover

loosely attached, they are

collar

 

easy to be removed when

touched.

Press the OK button to clear the error.

Perform print head alignment again, from printing of a blank form of the Print Head Alignment Sheet. When starting over print head alignment, always start from printing out the blank form (scanning of the filled-in sheet alone

cannot be performed). Attach the removed part.

Advise a user not to contact the collars when

the rear cover is opened.

- Error in print head

alignment

- A part is removed

*Occurrence level:

A:The symptom is likely to occur frequently. (Caution required)

B:The symptom may occur under certain conditions, but likeliness is assumed very low in practical usage.

C:The symptom is unlikely to be recognized by the user, and no practical issues are assumed.

To the table of contents

To the top

 

<Part 2: 4. FAQ>

2-8

Image 49
Contents Pixma MP510 Revision ScopeTrademarks Manual Outline II. Table of Contents Part 2 Technical Reference Adjustment MaintenancePeriodic maintenance Periodic replacement partsProduct Life Customer MaintenancePrint head Ink tank target valueSpecial Tools Part 1 1. MaintenanceSerial Number Location Operator Call Errors by Alarm LED Lit in Orange List of Error Display / IndicationPage Vbus Other Error MessagesLow ink Restrictions on paper USB cable not connected Troubleshooting by Symptom When enlarged in the paper feed direction When enlarged in the carriage movement directionPart 1 2. List of Error Display / Indication At replacement After replacementRepair Part 1 3. Repair 3-1. Notes on Service Part Replacement Side cover L2 and front cover L removal Special Notes on Repair ServicingSide cover R2 and front cover R removal Main case removal Scanner flexible cable attachment Timing sensor unit cable wiring Power supply unit cable wiring Carriage unit flexible cable wiringInk tube installation Emblem removal Platen link assemblyPart 1 3. Repair 3-2. Special Notes on Repair Servicing Paper feed motor adjustment Adjustment / SettingsCarriage rail adjustment Front feeder paper feed roller cleaning Document pressure sheet adjustmentAmount Part 1 3. REPAIR, 3-3 1 to Ink absorber replacement User mode Ink absorber counter settingService mode See Destination settings procedures below Ink absorber counter value to be set % Part 1 3. Repair 3-3. Adjustment / Settings 6 to Verification Items Service test printService test print sample Print sample Eeprom information printPart 1 3. Repair Verification Items Printed itemsMachine Transportation Part NEW Technologies Cleaning Mode and Amount of INK Purged Part 2 2. Cleaning Mode and Amount of INK Purged Normal Color Printing via Computer Print ModeBorderless Printing via Computer Normal Grayscale Printing via ComputerManual Duplex Printing via Computer Card / Camera Direct Printing Part 2 3. Print ModeCopying FAQ Problems Specific to the MP510 and Corrective Actions To the table of contents To the top Part 2 4. FAQ Appendix Pixma MP510 Block DiagramJ301 Print Head 1/3 Carriage Unit Signal name Function Connector Location and PIN LayoutSignal name Function Input Output Logic Board AssyJ501 LF Encoder Signal name Function J503 Power Supply Unit Input / Output J502 Ink Sensor / Ink Tank Sensor Signal name FunctionJ505 Asfpe Sensors Signal name Function Input Output J507 Main Cam Sensor Signal name Function Input /OutputJ702 LF Motor Signal name Function J701 Carriage Motor Signal name FunctionJ703 Purge Unit Motor Signal name Function J801 Scanner Unit Signal name Function J704 Scanner Motor Signal name FunctionJ901 Memory Card Signal name Function Input Output J902 USB 2.0 I/F Signal name Function Input Output Card Slot Board J1 Logic Board Signal name Function Input / OutputSmgnd J3 CompactFlash Signal name Function J301 Memory Card Board Signal name Function Input / Output J5 IrDA Board Signal name Function Input / OutputOperation Panel Board J2 LCD Unit Signal name Function Input / OutputCarriage Board Signal name FunctionPixma MP510 Specifications Copy ScannerDpof Direct printingPage Supported ink tanks Print head