Canon mp628 Service Manual

Also see for PIXMA MP620 series: Supplementary guide On-screen manual Manual Manual Manual

Contents

Canon mp628 Service Manual Manual pdf 13 page image

2-4. Warnings2-5. Troubleshooting by SymptomWarning Message on the LCD SolutionLow ink "!" is indicated for an applicable ink tank icon in theStatus Monitor.Since the ink will be used up soon, prepare for a newink tank.Print head temperatureriseIf the print head temperature does not fall, the printhead error will occur.When the print head temperature falls, the error isautomatically cleared. If the print head error isindicated, repair servicing is required.Protection of excess riseof the print headtemperatureIf the print head temperature does not fall, the printhead error will occur.If the print head temperature exceeds the specifiedlimit, an intermission is inserted during printing.Restrictions on paper The current paper cannot be set. Change the size andtype.Re-select the supported paper type and size.USB cable not connected Set the PC to start scan. Connect the USB cable, then turn on the computer.Cancellation of imageselect informationReset the selected photo information?Yes No- Select Yes, and press the OK button.=> The image selection is cancelled, and theLCD returns to the display before themessage was displayed.- Select No, and press the OK button.=> The LCD returns to the display immediatelybefore the message was displayed.Do you want to clear the image scanned from thephoto?Yes NoDo you want to clear the scanned image and rescan?Yes NoSymptom SolutionFaulty operation The power does not turn on.The power turns off immediately afterpower-on.(1) Confirm connection of the power supply unit:- Harness and connector conditions(2) Replace the following item(s):- Logic board- Power supply unit- Panel boardA strange noise occurs. (1) Examine and remove any foreign material or paper debris.(2) Replace the following item(s):- The part generating the strange noise- Logic boardThe LCD does not display properly.A portion of the LCD is not displayed.The display flickers.(1) Confirm cable connection (LCD FCC and panel harness):- Harness and connector conditions- No cable breakage, etc.(2) Replace the following item(s):- LCD FFC- LCD viewer unit- Panel board- Logic boardPaper feed problems (multi-feeding,skewed feeding, no feeding).(1) Examine and remove any foreign material or paper debris.(2) Confirm the PF rear cover and the cassette conditions.(3) Confirm cable connection.(4) Replace the following item(s):- ASF unit (for paper feeding error from the reartray)- PF pick-up unit (for paper feeding error from thecassette)- PE sensor board- Pressure roller unit- Cassette unitFaulty scanning (no scanning, strangenoise).(1) Confirm cable connection (scanner motor cable and CISFFC).:- Harness and connector conditions- No cable breakage, etc.11 / 44