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Canon PIXMA MP800, Service Manual

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Canon PIXMA MP800 Service Manual Download Page 21

- Also remove the card door which is between the front cover R and the side cover R.

 

- For the correct locations of claws and bosses on the back side of the front cover R, see the photo on the right (4 claws in 

the purple circles, 2 bosses in the green circles).

 

 

 

(IV)  Remove the cable cover.

 

- Push the claw of the side cover R (indicated by the triangle mark in the red circle in the photo) with a flat-blade 

screwdriver to release.

 

- Slide the side cover R outward so that the cable cover in the back can be removed.

 

- Lift the cable cover to remove the FAU cable from the groove of the side cover.

 

 

 

(V)  Remove the side cover L and R (3 claws each).

 

Side cover R:

 

- Be cautious of the FAU cable, IrDA board, and card LED guide.

 

- For the shape of the boss and recess, see the photos below.

 

- The bosses of the bottom case will fit into the square holes of the side cover.

 

1-16

Summary of Contents for PIXMA MP800

Page 1: ...ght 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 ...

Page 2: ...ks or trademarks of the respective holders Copyright 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 Copyright 2005 by Canon Inc CANON INC Inkjet Device Quality Assurance Div 2 451 Tsukagoshi 3 chome Saiwai ku Kawasaki shi Kanagawa 21...

Page 3: ...ubleshooting of the PIXMA MP800 Part 2 Technical Reference New technology and technical information such as FAQ s Frequently Asked Questions of the PIXMA MP800 Part 3 Appendix Block diagrams and pin layouts of the PIXMA MP800 Reference This manual does not provide sufficient information for disassembly and reassembly procedures Refer to the graphics in the separate Parts Catalog ...

Page 4: ...sponge sheet attachment 5 Solenoid position 6 Front door damper position 7 User mode 8 Service mode Service mode operation Destination settings Button and LCD test Waste ink amount setting LF correction 3 4 Verification Items 1 Service test print 2 EEPROM information print 4 MACHINE TRANSPORTATION Part 2 TECHNICAL REFERENCE 1 NEW TECHNOLOGIES 2 CLEANING MODE AND AMOUNT OF INK PURGED 3 PRINT MODE 3...

Page 5: ...Part 1 MAINTENANCE ...

Page 6: ...t To reset the waste ink counter None Perform in the service mode 1 min Waste ink amount setting EEPROM settings At logic board replacement At waste ink absorber replacement To set the waste ink amount to the waste ink counter None Perform in the service mode 1 min Paper feed motor position adjustment At paper feed motor replacement To adjust the belt tension Position the paper feed motor so that ...

Page 7: ...d on the monitor or short flashing of an ink tank LED 2 min Paper feed roller cleaning When paper does not feed properly To clean the paper feed rollers Machine buttons 2 min CD DVD print position adjustment 1 At CD DVD printing when necessary To correct CD DVD print position Computer application software 5 min Bottom plate cleaning When the back side of the paper is smeared To clean the platen ri...

Page 8: ...he 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 ...

Page 9: ...To the table of contents To the top Part 1 1 MAINTENANCE 1 4 ...

Page 10: ...k s properly and confirm that the LED s of all the ink tanks light red The print head is not installed or it is not properly installed 1401 Print head is not installed Install the print head U051 Install the print head properly Print head temperature sensor error 1403 Error code Turn the machine off and turn it on again If the error is not cleared the print head may be defective Replace the print ...

Page 11: ...from on the front side of the next page Data which was to be printed on the back side of paper at error occurrence is skipped not printed Failed in automatic print head alignment 2500 Auto head align has failed Press OK and repeat operation See manual Press the OK 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 a...

Page 12: ...t head temperature exceeded the specified value Print head Logic board ass y 9 times EEPROM error 6800 A problem occurred in writing to the EEPROM Logic board ass y 11 times Carriage lift mechanism error 5110 The carriage did not move up or down properly PR lift shaft ass y Sheet feed unit Logic board ass y Carriage lift sensor unit 12 times AP position error 6A00 An error occurred in the AP motor...

Page 13: ...rint job Reduce the amount of data to be printed or print from a computer Failed to scan Either document cannot be scanned or is not placed on the platen glass The machine failed in scanning the document for Fit to page copy or photos or films were not recognized in pre scanning Press the OK button to clear the error The LCD automatically returns to the display before the error occurrence Press Co...

Page 14: ...re not sufficient the photos were considered as a single JPEG file and the file became too large Press the OK button to clear the error The LCD automatically returns to the display before the error occurrence Perform operation after the film is scanned After the PHOTO FILM button was pressed printing was attempted from the menu without scanning photos or films The error message is displayed for a ...

Page 15: ...tween the logic board and the power supply unit Replace the AC adapter or logic board ass y A strange noise occurs 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 Nothing is displayed on the LCD Confirm the connection between the operation panel the scanner unit an...

Page 16: ...e 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 Remove and re install the print head Replace the ink tank print head 1 purge unit or logic board ass y Paper gets smeared Feed several sheets of paper Perform bottom plate cleaning Clean the paper path with cotton swab or cloth Clean the ASF su...

Page 17: ...or logic board ass y Faulty scanning No scanning Confirm the connection between the scanner unit and the logic board ass y Replace the scanner unit or logic board ass y Streaks or smears on the scanned image Clean the platen glass and the FAU lamp Confirm the connection between the scanner unit and the logic board ass y Replace the scanner unit logic board ass y or sponge sheet To the table of con...

Page 18: ... After replacement 1 Reset the waste ink counter See 3 3 Adjustment Settings 8 Service mode Service test print EEPROM information print Carriage unit QM2 3025 At replacement 1 Apply grease to the sliding portions See 3 3 Adjustment Settings 2 Grease application After replacement 1 Correct the CD DVD and automatic print head alignment sensors See 3 3 Adjustment Settings 8 Service mode 2 Check the i...

Page 19: ...ng from scratches Exercise caution with the red screws as follows i The red screws of the paper feed motor may be loosened only at replacement of the paper feed motor unit DO NOT loosen them in other cases ii DO NOT loosen the red screws on both sides of the main chassis securing the carriage shaft positioning they are not adjustable in servicing See 3 3 Adjustment Settings 2 Grease application Ti...

Page 20: ...se III Remove the front cover L and R Front cover L Protect the cover from being scratched or the claws from being damaged by the Open button or the release lever While removing the side cover L by sliding its front side outward in the direction of the red arrow in the photo below remove the front cover L For the correct locations of claws and bosses on the back side of the front cover L see the p...

Page 21: ...icated by the triangle mark in the red circle in the photo with a flat blade screwdriver to release Slide the side cover R outward so that the cable cover in the back can be removed Lift the cable cover to remove the FAU cable from the groove of the side cover V Remove the side cover L and R 3 claws each Side cover R Be cautious of the FAU cable IrDA board and card LED guide For the shape of the b...

Page 22: ...ide cover L Be cautious not to contact the Open button Back of the side covers The boss and recess are shown in the red circles in the photos below side cover L on the left side cover R on the right 1 17 ...

Page 23: ...ht shows the cables removed See Part 3 2 CONNECTOR LOCATION AND PIN LAYOUT Note A square core is taped to the CN602 connector VII Remove the scanner stop arm While holding the scanner unit disengage the main case side of the scanner stop arm While twisting the scanner stop arm disengage the scanner unit side of the scanner stop arm 1 18 ...

Page 24: ... the FAU out from the hinge holes of the scanner unit Disengage one side of the scanner unit from the main case then the other side see the photo on the right IX Remove the paper support Disengage one side of the paper support from the main case then the other side of the paper support The photo on the right shows the main unit with the external parts removed 1 19 ...

Page 25: ...to remove it For claws see the photos below 5 claws each II Remove the panel board Remove the 4 screws in the blue circles in the photo below from the panel board Release the 2 claws in the yellow circles in the photo and raise the panel board While paying attention to the 3 locations at the top of the panel board in the green circles in the photo turn the panel board over 1 20 ...

Page 26: ... the flexible cables and harness Improper wiring or connection may cause breakage of a line leading to ignition or emission of smoke For wiring details refer to the Parts Catalog and Part 3 2 CONNECTOR LOCATION AND PIN LAYOUT Rear view with the main case removed Logic board side on the left AC adapter PF motor side on the right I Logic board ass y wiring 1 21 ...

Page 27: ...ints in the red circles With the IrDA board memory card board and bottom case unit removed II AC adapter and paper feed motor side wiring With the bottom case unit and AC adapter installed Be cautious of the position of the solenoid relay harness connector in the red circle 1 22 ...

Page 28: ...With the bottom case unit and AC adapter removed To the table of contents To the top Part 1 3 REPAIR 3 2 1 23 ...

Page 29: ...d by the blue arrow in the figure below 2 After replacement be sure to perform the service test print and confirm that no strange noise or faulty print operation due to dislocation of the belt or gear or out of phase motor etc occurs Note The red screws securing the paper feed motor may be loosened only at replacement of the paper feed motor unit DO NOT loosen them in other cases 2 Grease applicat...

Page 30: ...3 PR shaft LF roller bushing To the table of contents To the top Part 1 3 REPAIR 3 3 1 to 2 1 25 ...

Page 31: ...chment Position one of the corners of the white sponge sheet at the scanning reference point on the platen glass back left where the blue lines cross in the photo below Peel off the cover sheet from the double sided adhesive tape and slowly close the document cover with the sponge frame on The sponge sheet will attach to the sponge frame Open the document cover to confirm the following No extensio...

Page 32: ...larm in orange and COPY in green starting with Alarm LED Function Purpose Nozzle check To confirm the print head nozzles eject ink properly Do the cleaning if necessary Cleaning To unclog the print head nozzles and maintain the print head in a good condition Use this function when printing is missing or white lines appear on the nozzle check pattern Deep cleaning To improve the print head nozzle c...

Page 33: ...es Orange Alarm Destination settings See 3 3 Adjustment Settings 8 Service mode Destination settings procedures 6 times Green COPY Print head deep cleaning Cleaning of both black and color 7 times Orange Alarm LF correction See 3 3 Adjustment Settings 8 Service mode LF correction procedures 8 times Green COPY CD DVD check pattern print Not used in servicing 9 times Orange Alarm CD DVD print positi...

Page 34: ...ard or LCD 1 Press the Stop Reset button The LCD turns blue waiting for a button to be pressed 2 Press each button on the operation panel The LCD is divided into segments representing each button The color of a segment corresponding to the pressed button changes to red 3 When all the buttons are pressed the entire LCD changes to a full red screen and no further pressing of the buttons is accepted ...

Page 35: ... the logic board ass y check the waste ink amount in EEPROM information print See 3 4 Verification Items 2 EEPROM information print 2 In the waste ink amount setting mode press the Stop Reset button the specified number of time s according to the waste ink absorber whose value should be transferred to the replaced new EEPROM Only the main waste ink absorber for the MP800 Time s Waste ink absorber ...

Page 36: ...r other than the above is used select any one of the paper types in this step then select Pattern No 0 zero in the step 3 below Each time the Stop Reset button is pressed the Alarm LED and the COPY button light alternately Alarm in orange and COPY in green If the Stop Reset button is NOT pressed and only the ON OFF button is pressed the machine remains in the LF correction mode If the Stop Reset b...

Page 37: ...eave the Stop Reset button untouched and press the ON OFF button Each time the Stop Reset button is pressed the Alarm LED and the COPY button light alternately Alarm in orange and COPY in green If the Stop Reset button is pressed 3 times or more then the ON OFF button is pressed the machine returns to the service mode menu selection 4 The LF correction value is written to the EEPROM and the machin...

Page 38: ...To the table of contents To the top Part 1 3 REPAIR 3 3 3 to 8 1 33 ...

Page 39: ...nt sample below confirm the following items Check 1 top of form accuracy The lines shall not extend off the paper Check 2 EEPROM information Check 3 nozzle check pattern Ink shall be ejected from all nozzles Check 4 check pattern for irregular line feeding There shall be no remarkable streaks or unevenness Check 5 check pattern for uneven printing due to line feeding There shall be no remarkable s...

Page 40: ... Service test print sample 2 EEPROM information print How to read EEPROM information print Print sample 1 35 ...

Page 41: ...i 75 00000 150 00000 300 00001 600 00025 1200 00000 2400 00000 4800 00000 SG GY 00000 CL 00000 FSC 00003 Copy MCASF PP 00001 SP PR GP 00000 OTH 00000 MCUF PP 00001 SP PR GP 00000 OTH 00000 CCASF PP 00009 FR MP 00000 PR SP SG 00006 GP 00000 PC 00000 CCUT PP 00004 FR MP 00000 PR SP SG 00003 GP 00001 PC 00001 Head TempBK 31 5 Head TempC 29 0 Env Temp 27 0 FF 80 00 17 HDEEPROM V0000 SN 0000 033C LN 00...

Page 42: ...ages Photo Paper 4 x 6 5 x 7 Japanese post card A4 Letter 44 Camera Direct print pages Photo Paper Plus Glossy 4 x 6 5 x 7 Japanese post card A4 Letter 45 Camera Direct print pages Matte Photo Paper 4 x 6 5 x 7 Japanese post card A4 Letter Scanner 46 Total scan count 47 Scan count by scanning resolution 75 150 300 600 1200 2400 4800 dpi 48 Scan count by scanning gradation grayscale color 49 Film s...

Page 43: ...er lock switch to lock the scanner Caution 1 If the print head is removed from the machine and left alone by itself ink the pigment based black ink in particular is likely to dry For this reason keep the print head installed in the machine even during transportation 2 Securely lock the carriage in the home position to prevent the carriage from moving and applying stress to the carriage flexible ca...

Page 44: ...Part 2 TECHNICAL REFERENCE ...

Page 45: ... low resolution photo taken by a mobile phone Wireless print settings menu or memory card mode Slide show To the Single photo print menu the slide show function has been added to display photos from the memory card one by one automatically Memory card mode Red Eye correction Selects red area from an image and detects and corrects the red eye automatically Memory card mode Face brightener Perceives...

Page 46: ...tooth Unit BU 20 is available as an option Adopting a compatible USB adapter the BU 20 when attached to the machine enables wireless printing from a Bluetooth compliant computer or mobile phone To the table of contents To the top Part 2 1 NEW TECHNOLOGIES 2 2 ...

Page 47: ...rt of the next printing Timer cleaning 3 3 Black Color If 120 to 336 hours have elapsed since the previous Black Color cleaning till the start of the next printing 0 20 Black 0 66 Color 35 Black 40 Color Timer cleaning 4 All in sequence If 336 to 504 hours have elapsed since the previous Black Color cleaning till the start of the next printing 0 57 Black 1 06 Color 80 Timer cleaning 5 All in seque...

Page 48: ...g to Black or Color 4 When only the black ink tank is replaced Black cleaning is performed One of the color ink tanks is replaced Color cleaning is performed Both the black and color ink tanks are replaced All at the same time cleaning is performed All in sequence At ink tank replacement 4 Black Color All in sequence When an ink tank is replaced without the print head removal or re installation 0 ...

Page 49: ...3 PRINT MODE 3 1 Normal Color Printing via Computer 3 2 Normal Grayscale Printing via Computer 3 3 Borderless Printing via Computer 2 5 ...

Page 50: ...ng 3 6 Card Direct Photo Direct Wireless Printing Print quality in wireless printing is fixed to Standard Selectable paper types in wireless printing Plain paper Photo Paper Pro Photo Paper Plus Glossy Matte Photo Paper and Glossy Photo Paper 3 7 Copying 2 6 ...

Page 51: ...To the table of contents To the top Part 2 3 PRINT MODE 2 7 ...

Page 52: ...4 SCAN MODE To the table of contents To the top Part 2 4 SCAN MODE 2 8 ...

Page 53: ...er which determines the paper feed alignment is 0 2mm skewed paper feeding can occur However according to the field data of current models the skewness level caused by the coaxial tolerance of 0 2mm is within the criteria of 1 thus the phenomenon is left as is Align the paper guide to the paper edge tighter than usual Paper feeds at an angle A margin appears on printouts 4 A Print results Soiling ...

Page 54: ...assette and duplex printing path Change the paper feeding method from the cassette to the auto sheet feeder If automatic duplex printing is performed cancel it and by setting only a single sheet of paper in the auto sheet feeder manually print each side of paper Paper is scratched Marks appear on printed paper PP 101D PP 101 PR 101 SG 101 etc Paper feeding from the ASF Multiple number of sheets lo...

Page 55: ...ment When a glossy photo is strongly pressed on the platen glass the photo will stick to the glass and the stuck points are scanned as spots Do not strongly press the photo on the platen glass Clean the platen glass to eliminate any moisture Spots appear on the scanned image though there is no such spots on the original document 12 C Display on the LCD Improper trimming in Layout print orientation...

Page 56: ...3 Moisten the folded end portion indicated by the blue circle in the figure above using a wipe and set the paper in the ASF so that the moistened edge of the paper contacts the 2 sub rollers Then fold the other end of the paper along the ASF cover edge to hook the paper to the ASF cover as shown below 4 With the machine turned on in the user mode set the paper source to the ASF and press the Menu ...

Page 57: ...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 5 FAQ 2 13 ...

Page 58: ...Part 3 APPENDIX ...

Page 59: ... a computer 41 3dB copy Quiet mode Approx 33 4dB Environmental requirements During operation Temperature 5C to 35C 41F to 95F Humidity 10 RH to 90 RH no condensation Non operation Temperature 0C to 40C 32F to 104F Humidity 5 RH to 95 RH no condensation Power supply Power supply voltage frequency Power consumption Standby Power off AC 100 to 120V 50 60Hz Approx 20W Approx 2 0W Approx 0 8W AC 220 to...

Page 60: ... of 1 Document size A4 LTR max Number of continuous copies Monochrome color 1 to 99 copies Type Single head with 5 removable ink tanks each color Print head Pigment based BK 512 nozzles 600 dpi 30 pl Dye based BK C M Y 512 x 6 nozzles 1 200 dpi 1 pl 5 pl C M 5 pl BK Y Ink color Pigment based black Dye based black cyan magenta yellow Ink tank PGI 5BK pigment based CLI 8BK C M Y dye based Weight Net...

Page 61: ... 6 15 24 35 80 photos per page 30 photos per page panorama Layout printing 2 4 8 photos per page borderless with borders Postcard borderless with borders with without lines Album 4 photos per page right left Mix 3 types for A4 LTR Sticker printing 2 4 9 16 stickers 1 5 6 7 stickers for free cut Information print Date file number Exif information Throughput Approx 55 9 seconds with the following co...

Page 62: ...es or radio wave conditions Frequency band 2 4GHz Communication speed Approx 720kbps Supported profile BIP OPP SPP HCRP Supported OS for HCRP Windows XP Service Pack 2 or later Windows XP Service Pack 1 or later Microsoft Support for Bluetooth Wireless Devices or Toshiba Bluetooth Stack for Windows Ver 3 00 10 or later has to be installed Mac OS X 10 3 3 or later BU 20 external dimensions 18 5 W x...

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