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Canon PIXMA iX6550, Service Manual, Page: 25 / 56

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Canon PIXMA iX6550 Service Manual Download Page 25

(6)  Carriage unit removal 

 

1)  Remove the front chassis. (From the left side, release the spring and remove 3 screws, then pull 

the chassis frontward). 

2)  Remove the carriage cable cover and holder from the front chassis. 

3)  On the main chassis, mark the position of the carriage upper rail (the positions of the left and 

right edges of the rail). 

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Summary of Contents for PIXMA iX6550

Page 1: ...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 whe...

Page 2: ...es Refer to the graphics in the separate Parts Catalog iX6500 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 printer following the inspection flow in this section Appendix Information that ...

Page 3: ... reassembly 10 Cable wiring and connection 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 Ink absorber counter setting 3 4 Grease Application 3 5 Special Notes on Servicing 1 For smeared printing uneven printing or non ejection of ink 2 ...

Page 4: ...5 APPENDIX 5 1 Customer Maintenance 5 2 Special Tools 5 3 Sensors 5 4 Serial Number Location 6 MACHINE TRANSPORTATION TABLE OF CONTENTS ...

Page 5: ...gn 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 cable connection PE sensor cable Paper feed relay harness ass y No incomplete connection cable breakage or cable caught in units 4 Replace the following item s ASF unit PE sensor board ass y Pressure roller unit Printer not recognized by...

Page 6: ...ller cleaning 4 Replace the following item s Pressure roller unit 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 printer 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...

Page 7: ...s y ASF unit Pressure roller unit 3 times Paper jam 1300 Remove the jammed paper and press the Resume Cancel button ASF unit Pressure roller unit 4 times Ink may have run out 1600 Replace the applicable ink tank or press the Resume Cancel button to clear the error without ink tank replacement When the error is cleared by pressing the Resume Cancel button ink may run out during printing Spur unit I...

Page 8: ...then perform the automatic print head alignment again Use plain paper If the alignment pattern was not printed properly faint printing etc perform print head cleaning then perform the print head alignment again Carriage unit Print head Purge drive system unit 12 times Premium Contents print error 4100 Non genuine ink tanks are installed Install the supported Canon genuine ink tanks Ink tank 13 tim...

Page 9: ...red in an ink tank the ink tank LED is turned off Replace the ink tank s Ink tank 16 times No ink no raw ink 1688 Replace the empty ink tank s and close the top cover Printing with an empty ink tank can damage the printer To continue printing without replacing the ink tank s press the Resume Cancel button for 5 sec or longer to disable the function to detect the remaining ink amount After the oper...

Page 10: ...age movement Remove foreign material 3 Ink tank conditions Re set the ink tanks 4 Cable connection CR FFC J500 J501 J502 etc Re connect the cables 5 Scratches or damages to the carriage slit film Replace the timing slit strip film 6 Black debris around the carriage rail or pressure roller Replace the carriage unit Timing slit strip film Carriage unit Logic board ass y Carriage motor 3 times Line f...

Page 11: ...n mark or heat deformation is seen on the face surface or the mold replace the print head 2 Head contact pin condition of the carriage unit If the pin is bent or deformed replace the carriage unit 3 Cable connection CR FFC J500 J501 J502 Re connect the cable If any damage or breakage of the cable is found replace the carriage unit Print head Carriage unit 9 times EEPROM error 6800 6801 1 Part repl...

Page 12: ...he purge drive system unit Remove foreign material 3 Ink absorber right beneath the purge drive system unit Confirm that the absorber stays in place and does not contact the unit 4 Foreign material around the ASF unit Remove foreign material 5 Cable connection PE sensor cable Motor multi harness ass y Re connect the cables If any damage or breakage of the cable is found replace the cable 6 APP sli...

Page 13: ... material in the drive switch area of the purge drive system unit Remove foreign material 2 Ink tank conditions Confirm that the ink tanks are seated properly and they do not interfere with the carriage movement Purge drive system unit ASF unit Carriage unit 23 times Valve cam sensor error 6C10 1 Foreign material around the purge drive system unit Remove foreign material 2 Cable connection J702 co...

Page 14: ...nit 4 Ink absorber See 2 2 Disassembly Reassembly Procedures 2 Printer unit removal Ink absorber replacement for details In the service mode 1 Reset the ink absorber counter After the ink absorber counter is reset the counter value is printed automatically See 3 3 Adjustment and Settings in Service Mode for details Carriage unit 1 Front panel cover L 2 Main case unit 3 Timing slit strap 4 Front ch...

Page 15: ... replacement See 3 3 Adjustment and Settings in Service Mode for details 2 Print the integrated inspection pattern Spur unit 1 Front panel cover L 2 Main case unit 3 Print unit 4 See 2 2 Disassembly Reassembly Procedures Caution DO NOT contact the spur edges In the service mode 1 Print the integrated inspection pattern 2 Perform LF Eject correction only when uneven printing or streaks appear on pr...

Page 16: ...rews that fix the carriage upper rail to the main chassis or the 3 screws that fix the carriage rail to the main chassis mark the screw positions so that the carriage upper rail or carriage rail will be re attached to the main chassis in their original position See 2 2 Disassembly Reassembly Procedures 6 Carriage unit removal for details upper rail details In the service mode 2 Print the integrate...

Page 17: ...00 series 1 External housing removal iX6500 series TABLE OF CONTENTS 1 Remove the access cover and the paper support no screws The access cover hinges are fitted into the main case While slightly pulling the cover outward on the left and right sides lift the cover to separate it from the main case Hold the center of the paper support and pull it upward so that the left and right hinges will come o...

Page 18: ...3 Remove the front panel cover L no screws Slide the cover toward you from the front of the printer 4 Remove the main case 2 screws Lift the main case upward to separate it from the printer 14 52 ...

Page 19: ...5 Remove the panel cover unit R 1 screw 15 52 ...

Page 20: ...et from the bottom case 2 Disconnect the front cover switch and DC harnesses from the logic board and release the front cover switch harness from the holder 3 Release the ink sensor harness and the temperature ink amount sensor harness from the holders of the bottom case 16 52 ...

Page 21: ...4 Remove the printer unit 6 screws Lift the printer unit Specific screw location 17 52 ...

Page 22: ...When the ink absorbers are replaced confirm that the replaced new absorbers fit in place securely and they do not lift After replacement of the ink absorbers reset the ink absorber counter value to zero in the service mode See 3 3 Adjustment and Settings in Service Mode for details 18 52 ...

Page 23: ... 3 Board removal 1 Remove the logic board and main PCB chassis 5 screws 2 Remove the PE sensor board 4 screws 19 52 ...

Page 24: ... removal 1 Rotate the drive unit gear toward the back of the printer to unlock the carriage Slide the carriage to the left the opposite of the home position 1 Remove 1 screw from the left plate and 2 screws from the right plate 20 52 ...

Page 25: ...ide release the spring and remove 3 screws then pull the chassis frontward 2 Remove the carriage cable cover and holder from the front chassis 3 On the main chassis mark the position of the carriage upper rail the positions of the left and right edges of the rail 21 52 ...

Page 26: ... 5 On the main chassis mark the positions of the screws that fix the carriage rail to the main chassis 3 points for each screw the left right and center 6 Remove the timing slit film Be cautious to keep it free from any grease or damage 22 52 ...

Page 27: ...spring then remove the carriage belt Be cautious to keep it free from any grease 8 Remove 3 screws that fix the carriage rail to the main chassis and slowly put down the carriage rail 9 Remove the carriage unit Be cautious that the grease will not attach to any parts 23 52 ...

Page 28: ...e front chassis 1 screw 2 From the left and right sides of the spur unit release the springs one spring each 3 On the both ends of the spur unit pull the hooks outward to release them from the platen unit and lift the spur unit to separate it from the platen unit 24 52 ...

Page 29: ...4 Unlock the paper eject roller gear While raising the front of the platen unit remove the platen unit from the printer unit 25 52 ...

Page 30: ... system unit left plate removal 1 Remove the carriage motor cable and 4 screws from the purge drive system unit 2 Remove 3 screws from the switch system unit 3 Separate the main chassis from the switch system unit and the purge drive system unit 26 52 ...

Page 31: ...t 6 Connect the springs on each side of the spur holder to the switch system unit and the purge drive system unit respectively 7 Fix the pressure roller unit to the main chassis screw it to the right and left plates 8 Attach the carriage unit and the carriage rail to align with the marks on the main chassis 9 Attach the carriage upper rail to align with the marks on the main chassis 10 Hook the to...

Page 32: ... 10 Cable wiring and connection 1 Logic board and spur unit 28 52 ...

Page 33: ...2 Switch system unit and PE sensor board 3 Bottom case and DC harness 2 2 Disassembly Reassembly Procedures 29 52 ...

Page 34: ...l Notes on Servicing 2 Paper feed motor adjustment for details 5 min Automatic print head alignment To secure the dot placement accuracy At print head replacement At logic board replacement When print quality is not satisfying Perform automatic print head alignment in the user mode Recommended for the iX6500 series 6 min Manual print head alignment To secure the dot placement accuracy At print hea...

Page 35: ...rrection pattern 2 According to the printed pattern set the correction value in the LF EJECT Correction section 5 min Carriage rail position adjustment To set the carriage rail to the original position prior to removal or replacement of the carriage unit and maintain the head to paper distance put a mark on the main chassis before removal of the carriage unit Put a mark using a sharp pointed metal...

Page 36: ...en necessary Automatic print head alignment Perform from the printer driver Maintenance tab or via the Resume Cancel button Set a sheet of plain paper A4 or Letter in the rear tray If the automatic print head alignment is not effective perform manual print head alignment Manual print head alignment Perform from the printer driver Maintenance tab Set 3 sheets of plain paper A4 or Letter in the rear...

Page 37: ...release the ON button Each time the Resume Cancel button is pressed the Alarm and Power LEDs light alternately Alarm in orange and Power in green iv When the Power LED lights in green the printer is ready for the service mode operation 2 Start the Service Tool on the connected computer i When a button is clicked in the Service Tool dialog box that function is performed During operation of the sele...

Page 38: ... 2 Service Tool functions Service Tool screen Version 2 000 34 52 ...

Page 39: ...35 52 ...

Page 40: ...and click OK 1 sheet of A4 or Letter sized paper The same pattern as the one in the user mode is printed 4 Integration Integrated inspection pattern print Paper 1 sheet of A3 or Ledger sized paper will feed from the rear tray Multiple inspection items are printed just in one page thus it is recommended to use this function for the standard inspection Printed items Model name ROM version USB serial...

Page 41: ... correction Not used 13 CD R Correction Disc label print position correction X and Y direction Not used 14 Print LF EJECT Correction LF Eject correction pattern print Perform LF Eject correction only when streaks or uneven printing occurs after the repair See 3 LF Eject correction below 15 LF EJECT Correction LF Eject correction value settings Set the correction value based on the printed pattern ...

Page 42: ... is displayed on the screen 3 In the printout determine the Pattern No in which streaks or lines are the least noticeable for the LF check pattern and the Eject check pattern respectively LF Pattern No 0 to 4 Eject Pattern No 0 to 4 4 Select and set the correction values In the LF EJECT Correction section of the Service Tool select the Pattern No from 0 to 4 determined in step 3 for LF and EJECT r...

Page 43: ... in the service mode using the Service Tool In the Ink Absorber Counter section of the Service Tool select Main from the Absorber pull down menu From the Counter Value pull down menu select the value in 10 increments which is the closest to the actual counter value confirmed before replacement of the logic board and click Set 3 Print EEPROM information to confirm that the value is properly set to ...

Page 44: ...rriage rail The surface where the carriage unit slides 2 Floil KG107A 240 to 280 3 Carriage rail The surface where the carriage unit slides 3 Floil KG107A 240 to 280 4 Carriage upper rail The surface where the carriage unit slides 4 Floil KG107A 300 to 360 5 APP code wheel gear shaft APP code wheel gear sliding portion the entire surface 5 Floil KG107A 9 to 18 1 x 1 6 Paper guide LF roller sliding...

Page 45: ... check pattern is not printed properly the print head may be faulty Perform troubleshooting while referring to the Print Head Workshop Manual or the Print Head Service Manual 1 4 Troubleshooting 2 Paper feed motor adjustment 1 When attaching the motor fasten the screws so that the belt is properly stretched in the direction indicated by the blue arrow in the photo below 2 After replacement be sure...

Page 46: ...m the main chassis Before removing the screws from the carriage upper rail and carriage rail put a mark on the main chassis to indicate the rail position After replacing the carriage return the carriage upper rail and carriage rail to the original positions while aligning the rails to the marks on the chassis 42 52 ...

Page 47: ...rmation and check the D ink absorber counter and DF ink absorber life values Step 1 Is D 80 or more Yes 80 or more Replace the ink absorber No less than 80 Proceed to Step 2 Step 2 Is DF 24 or more No less than 24 months Replace the ink absorber Yes 24 months or more No need to replace the ink absorber Note If the ST installation date value is abnormal the DF ink absorber life value may not be cor...

Page 48: ...om case and attach it to the replaced new one The rating label is given to each printer unit respectively thus the label of one unit is valid only for that unit For this reason the label is not available as a service part Note that there is no shipment of the bottom case to China 3 4 Grease Application 3 5 Special Notes on Servicing 44 52 ...

Page 49: ...on pattern print Check point The pattern must be printed properly Communication with a connected PC Check point Via USB connection to the PC printing from the PC must be performed properly paper feeding from the rear tray Power off in the service mode Check point The paper lifting plate must be in the raised position External and internal appearance Check point No grease oil or smearing on the tim...

Page 50: ...4 2 Integrated Inspection Pattern Print Print sample 46 52 ...

Page 51: ...4 3 Ink Absorber Counter Value Print Print sample 4 VERIFICATION AFTER REPAIR 47 52 ...

Page 52: ...itions PC 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 PC printer driver 2 min Ink tank replacement When an ink tank becomes empty No ink error displayed on the monitor or short flashing of an ink tank LED To replace the empty ink tank 1 min Paper feed roller cleaning When paper does not feed...

Page 53: ...ing operation and paper feeding from the rear tray APP sensor error APP position error 6 LF encoder sensor Detects the amount of rotation of the LF encoder LF position error Uneven printing 7 Temperature Ink amount sensor Detects the temperature of the inside of the printer and the remaining ink amount Internal temperature error Low ink or out of ink warning 8 Ink sensor Detects the position of an...

Page 54: ...50 52 ...

Page 55: ...5 4 Serial Number Location On the inner guide over the upper portion of the spur holder visible when the top cover is opened When the printer power is OFF When the printer power is ON 5 APPENDIX 51 52 ...

Page 56: ...in place See Caution 2 below If the print head must be removed from the printer and transported alone attach the protective cap used when the packing was opened to the print head to protect the print head face from damage due to shocks iX6500 series TABLE OF CONTENTS 1 If the print head is removed from the printer and left alone by itself ink the pigment based black ink in particular is likely to ...

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