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PIXUS 50i
i70

SERVICE MANUAL

Revision 0

QY8-1388-000



200 3 CANON INC. CANON PIXUS 50i / i70 102001 XX 0.00 -0 PRINTED IN JAPAN (IMPRIME AU JAPON)

Содержание PIXUS 50i

Страница 2: ...ll 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...

Страница 3: ... and troubleshooting of the i70 Part 2 Technical Reference New technology and technical information such as FAQ s Frequently Asked Questions of the i70 Part 3 Appendix Block diagrams and pin layouts of the i70 Reference This manual does not provide sufficient information of d isassembly and reassembly procedures Refer to the graphics in the separate Parts Catalog ...

Страница 4: ... Lit in Orange 1 5 2 3 Warnings 1 6 2 4 Troubleshooting by Symptom 1 7 3 REPAIR 1 7 3 1 Notes on Service Part Replacement and Disassembling Reassembling 1 9 3 2 Special Notes on Repair Servicing 1 15 3 3 Adjustment Settings 1 19 3 4 Verification Items 1 21 4 PRINTER TRANSPORTATION METHOD Part 2 TECHNICAL REFERENCE 2 1 1 NEW TECHNOLOGIES 2 2 2 CLEANING MODE AND AMOUNT OF INK PURGED 2 3 3 FAQ Specif...

Страница 5: ...Part 1 MAINTENANCE ...

Страница 6: ...tination settings At logic board ass y replacement To set the destination None 1 min Waste ink counter resetting When the following 4 items are replaced at the same time Drain pack ass y QL2 0194 Ink absorbers QC1 1210 1211 1212 To reset the waste ink counter None 1 min Print head alignment At print head or logic board ass y replacement To ensure accurate dot placement Computer settings via the pr...

Страница 7: ...ife 1 Printer The value i or ii whichever comes first i 10 000 pages of printing 3 500 pages in color 6 500 pages in black Color 7 5 duty per color pattern printing Black 1 500 character pattern printing ii 5 years of use 2 Print head 10 000 pages of printing 3 500 pages in color 6 500 pages in black Color 7 5 duty per color pattern printing Black 1 500 character pattern printing 3 Ink tank BCI 15...

Страница 8: ...1 3 1 5 Serial Number Location On the back of the printer unit the base unit ...

Страница 9: ... ink tanks If they are installed reseat them properly If the error persists after the ink tanks are seated properly the ink tank sensor is likely to be faulty 10 times Low battery Charge the battery or connect the AC adapter to resume printing 2 2 Service Call Errors by LED Blinking in Orange and Green Alternately or Lit in Orange LED alternate blinking in orange and green Error Solution 2 times C...

Страница 10: ... 2 At the warning the carriage does not move to the ink tank replacement position when the print head cover is opened 2 Battery charger indicated by the lighting blinking of the charger s 3 green LEDs LED status Warning Remarks 3 LED s light during use of the printer Sufficient battery power 2 LED s light during use of the printer Some battery power used 1 LED lights during use of the printer Warn...

Страница 11: ... guide or replace the pressing plate unit No printing or no color ejected Replace the ink tank print head 2 DCDC board ass y logic board ass y 1 or print 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 or replace the ink tank print head 2 print unit or logic boar...

Страница 12: ...e 1 12 2 for details Special attention should be paid to disposal of the coin battery unit 3 After replacement 1 Perform the print head alignment in the user mode 2 Perform the print head cleaning 1 time Service test print Drain pack ass y QL2 0194 Ink absorber QC1 1210 1211 1212 These 4 items should be replaced at the same time See page 1 12 3 for details Confirm that no ink leakage occurs from t...

Страница 13: ...t in the user mode Service test print Print head QY6 0046 Perform the print head alignment in the user mode Service test print 1 General notes Make sure that the flexible cables and wires in the harness are in the proper position and connected correctly See page 1 9 1 for details Do not drop the ferrite core which may damage it Protect electrical parts from damage due to static electricity Do not ...

Страница 14: ...nd to protect the harness from damaged Improper wiring or connection may cause breakage of a line leading to ignition or emission of smoke Flexible cables to the flexible cable holder Carriage flexible cable wiring and connection Carriage flexible cable Ferrite core for the carriage flexible cable WE8 6074 DCDC board ass y QM2 0238 Logic board ass y QM2 0237 Purge sensor flexible cable QK1 0053 Pa...

Страница 15: ...D harness Coin battery unit CR motor harness AP motor harness Shield plate USB harness DC jack harness under the shield plate LF motor cable Complete Harness Wiring Coin Battery Unit Removed Shield Plate Removed Bottom View ...

Страница 16: ...harness Print Unit and Drain Pack Ass y Top View To secure the panel flexible cable QK1 0051 To secure the purge sensor flexible cable QK1 0053 To secure the flexible cable holder QC1 1310 Print Unit and Drain Pack Ass y Bottom View To protect the carriage motor harness To securethe built in coin battery unit QM2 0292 ...

Страница 17: ...4 item set of the drain pack ass y QL2 0194 and 3 ink absorbers QC1 1210 1211 1212 always when the following occurs when the waste ink counter is reset when the logic board ass y is replaced Reason for replacement of the 4 items When the waste ink counter is reset the ink amount data of both the main waste ink absorber the drain pack ass y and the borderless print waste ink absorbers the ink absor...

Страница 18: ...pring is extended more than 5mm it may cause skewed paper feeding Paper lifting plate positioning not under the paper return tabs Paper return tab location 2 locations Pressing plate unit parts should not be set under the paper return tabs Correct position of the paper lifting plate and paper return tab Make sure these parts are not under the paper return tabs Paper return tab Before Installing th...

Страница 19: ...the main case unit will contact the cover sensor of the door sensor board ass y QM2 0240 and the sensor is likely to be damaged Print head cover when assembling the main case unit Print head cover switch on the back of the main case unit Cover sensor The print head cover should be closed Print head cover switch when the print head cover is closed Cover sensor Special attention should be paid as it...

Страница 20: ...ation 1 Turn on the printer 2 Press and hold the Resume Cancel button until the LED blinks the specified number of times listed in the table below and release it The operation starts LED blinking Operation Remarks 1 time Print head manual cleaning 2 times Nozzle check pattern printing 3 times Paper feed roller cleaning 4 times or more Unspecified 2 Service mode Function Procedures Remarks Service ...

Страница 21: ...llowing steps 5 and 6 to set the destination 6 times Green Not used in servicing 7 times Orange Not used in servicing 8 times Green Return to the menu selection 5 After the function menu is selected press the Power button The LED lights in green and the selected function is performed When the operation completes the printer returns to the menu selection mode automatically To set the destination 6 ...

Страница 22: ...e OS used For procedures for using the USB tool see How to use the USB tool below 3 Specific flash ROM download file name s will be announced in Service Information and the file itself will be supplied via QISS as an upgrade program 4 If the flash ROM data download fails the LED blinks in green and orange alternately The Power and Resume Cancel buttons are invalid Return to step 1 and proceed to t...

Страница 23: ...ect the USB port 2 Click Send File to open the file selection dialog box 3 Select All Files and the download file to send to the printer and send it to the printer 4 When data sending finishes exit usbrwt exe 2 1 ...

Страница 24: ...line shall be within the paper Check 3 vertical straight lines The line shall not broken Check 4 halftone There shall be no remarkable streaks or unevenness xxx P Vx xx Dest xx D xxx x Ds xxx x Page xxxxx TIC xxxxxxxx Bk xxx C xxx HeadT xx x xx x EnvT xxx FA xx xx xx USB xxxxxx CH xxxx TNK xxxx xxxx PC A xxxx B xxxx D xxxx F xxxx G xxxx Bk xxxxx C xxxxx M xxxxx Y xxxxx LB xxx Destination i70 Dest ...

Страница 25: ...1 20 Service test print sample Check 1 Top of form accuracy Check 2 Nozzle check pattern Check 3 Straight lines Check 4 Halftone ...

Страница 26: ...ecially the pigment black ink is likely to dry For this reason keep the print head installed in the printer even during transportation Also securely lock the carriage in the home position to prevent the carriage from moving and applying stress to the carriage flexible cable or causing ink leakage during transportation Note If the print head must be removed from the printer and transported alone pe...

Страница 27: ...Part 2 TECHNICAL REFERENCE ...

Страница 28: ...y a period of time the print head cover is open Separate cleaning of black or color In addition to the conventional cleaning of both black and color separate cleaning of black or color is now available in any of the following conditions Manual cleaning only via the printer driver utility Deep cleaning At ink tank replacement Timer cleaning If the print head has not been capped for 1 hour or longer...

Страница 29: ...lack 0 28 color 50 black 55 color Timer cleaning 3 both black and color If 2 160 to 4 320 hours have elapsed since the previous black color cleaning till the start of the next printing 0 24 black 0 28 color 75 Timer cleaning 4 both black and color If longer than 4 320 hours have elapsed since the previous black color printing till the start of the next printing 1 2 black 0 28 color 130 If the prin...

Страница 30: ...omputer before direct camera printing Because uni directional printing is performed to maintain the print quality by avoiding possible inaccurate dot placement in bidirectional printing Connect the printer to the computer and perform the print head alignment The print head alignment is available only via the computer Print speed is low when printing directly from a digital camera 3 C Installation ...

Страница 31: ...Part 3 APPENDIX ...

Страница 32: ...BOARD ASS Y QM2 0241 COIN BATTERY UNIT QM2 0244 DCD BOARD ASS Y QM2 0242 PANEL BOARD ASS Y QM2 0239 J301 J302 J303 J305 J306 J304 J203 J205 J401 J202 J201 J1 J1 J1 J1 J1 J3 USB_B JACK USB_A J2 J4 CN2 CN1 CN3 CN4 J1 ＦＦＣ BAT1 J1 PRINT HEAD FPC FPC IrDA BOARD ASS Y NPN DOOR SENSOR BOARD ASS Y QM2 0240 LF MOTOR ASF PG MOTOR CR MOTOR BATTERYKIT Option ...

Страница 33: ...supply IN 42 5V 2 5V logic drive power supply IN 5GND GND 6VIN Power supply voltage for printer power supply voltage detection IN 7POWER_ON DC DC converter on off control OUT 8VH_ON Head drive power supply VH output enable OUT 9BAT_TXD Serial sending data to the optional battery charger OUT 10POWER_SW Optional battery output signal OUT J303 J306 J302 J301 J202 J201 J205 J203 J305 J304 J401 ...

Страница 34: ...drive power supply OUT 13A_DIK Diode sensor 1 cathode IN 14A_DIA Diode sensor 1 anode OUT 15B_DIK Diode sensor 2 cathode IN 16B_DIA Diode sensor 2 anode OUT 17E_DI Head EEPROM data OUT 18E_DO Head EEPROM data IN 19E_CS Head EEPROM chip select OUT 20E_SK Head EEPROM clock OUT 21A_DATA_K2 Black data 2 OUT 22CLK Head data transfer clock OUT 23LT Head data latch OUT 24A_HE Black heat enable OUT 25A_DA...

Страница 35: ...otor phase A OUT 3LFB LF motor phase B OUT 4LFA LF motor phase A OUT J302 ASF PG motor I F No Signal name Function Input Output 1APB ASF PG motor phase B OUT 2APA ASF PG motor phase A OUT 3APB ASF PG motor phase B OUT 4APA ASF PG motor phase A OUT J303 CR motor I F No Signal name Function Input Output 1CRA Carriage motor phase A OUT 2CRB Carriage motor phase B OUT J304 Door sensor board I F No Sig...

Страница 36: ...nal IN 10GND GND IN J306 IrDA board I F No Signal name Function Input Output 15V IrDA module LED drive power supply OUT 25V IrDA module LED drive power supply OUT 3GND GND 4IRTXD IrDA sending data OUT 5GND GND 6IRRXD IrDA receiving data IN 7GND GND 8GND GND 9GND GND 10GND GND 11IRMODE IrDA mode signal I O 123 3V IrDA module logic drive power supply OUT J401 DCD board I F No Signal name Function In...

Страница 37: ...24V OUT 3A_VH Head drive power supply 24V OUT 4A_VH Head drive power supply 24V OUT 5A_GNDH GND 6A_GNDH GND 7A_GNDH GND 8A_GNDH GND 9A_GNDH GND 10VHT Head drive power supply 24V OUT 11B_VH Head drive power supply 24V OUT 12B_VH Head drive power supply 24V OUT 13B_VH Head drive power supply 24V OUT 14B_GNDH GND 15B_GNDH GND 16B_GNDH GND CN3 CN1 CN4 CN2 ...

Страница 38: ...OUT 6GND GND 72 5V 2 5V logic drive power supply OUT 85V 5V logic driver power supply OUT 9GND GND 10VM 24V motor drive power supply OUT CN3 USB DC board I F No Signal name Function Input Output 1GND AC adapter GND 2VIN AC adapter output IN 3CNT Power supply FET switch control IN CN4 Battery I F No Signal name Function Input Output 1BAT Optional battery output IN 2POWER_SW Optional battery start u...

Страница 39: ...unction Input Output 1Vbus Cable power supply IN 2D Data signal line I O 3D Data signal line I O 4GND Cable GND J3 USB DC board I F No Signal name Function Input Output 1GND AC adapter GND 2VIN AC adapter output IN 3CNT Power supply FET switch control OUT J4 AC adapter I F DC jack No Signal name Function Input Output 1VIN AC adapter GND IN 2GND AC adapter output 3CNT Power supply FET switch contro...

Страница 40: ...nction Input Output 1 Coin battery negative terminal 2 Coin battery positive terminal IN 2 5 Panel Board Ass y J1 Logic board I F No Signal name Function Input Output 1LED_A LED drive power supply IN 2LED_RSM Error LED IN 3LED_PWR Power LED IN 4POWER Power key OUT 5RESUME Resume key OUT 6GND GND 7PES PE sensor OUT 8VSEN_5V PE sensor drive power supply IN 9ASFS ASF sensor OUT 10GND GND J1 BAT1 J1 ...

Страница 41: ... Output 1Vbus Cable power supply IN 2D Data signal line I O 3D Data signal line I O 4GND Cable GND J2 Digital camera I F USB connector A No Signal name Function Input Output 1Vbus Cable power supply OUT 2D Data signal line I O 3D Data signal line I O 4GND Cable GND J2 J1 ...

Страница 42: ...l requirements During operation Temperature 5 to 35C Humidity 10 to 90 RH no condensation Non operation Temperature 0 to 40C Humidity 5 to 95 RH no condensation Power supply Input voltage Frequency Power consumption Standby Power off AC 100 to 120V 50 60Hz Approx 12W max Approx 1W Approx 0 1W AC 220 to 240V 50Hz Approx 13W max Approx 2W Approx 0 1W External dimensions 310 W x 174 D x 51 8 H mm Wei...

Страница 43: ...0 RH no condensation Non operation Temperature 0 to 40C Humidity 5 to 95 RH no condensation External dimensions 213 3 W x 20 6 D x 28 5 H mm Weight Approx 165g Battery charger option Input voltage 16VDC Time required for charging Approx 2 hours Power consumption Approx 18W Environmental requirements During operation Temperature 5 to 35C Humidity 10 to 90 RH no condensation Non operation Temperatur...

Страница 44: ...PRINTED IN JAPAN IMPRIME AU JAPON CANON INC ...

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