Warnings; Troubleshooting By Symptom - Canon PIXMA MP810 Service Manual

Failed to scan handwriting sheet. Check for
missed and improper markings.
Failed to scan. Either document cannot be
scanned or is not placed on the platen glass.
Film scanning error.
Remove FAU (Film Adapter Unit) protective
sheet.
Cover is open. Close cover.
Scanner is not operating correctly.

2-4. Warnings

Warning
Low ink
Print head temperature rise
Protection of excess rise of
the print head temperature
Restrictions on paper
USB cable not connected
Cancellation of image select
information

2-5. Troubleshooting by Symptom

Faulty operation The power does not turn on.
The power turns off immediately after power-on.
A strange noise occurs.
The machine scanned the handwritten Photo Index
Sheet, but markings in the sheet were incorrect.
The machine failed in scanning the document for Fit-
to-page copy. In scanning a film, "Negative" or
"Positive" was not properly selected.
- The light volume of the film lamp was insufficient
for film scanning.
- The FAU protective sheet was not removed.
- The film lamp did not turn on.
The cover was opened during printing.
The CCD cannot detect the home position, or the
scanner unit warming-up is not performed properly at
power-on.
Message on the LCD
"!" is indicated for an applicable ink tank icon in the Status
Monitor.
If the print head temperature does not fall, the print head error
will occur.
If the print head temperature does not fall, the print head error
will occur.
The current paper cannot be set. Change the size and type.
Connect USB cable and turn on the PC.
Reset the selected photo information?
Yes No
Do you want to clear the image scanned from film?
Yes No
Do you want to clear the image scanned from the photo?
Yes No
Do you want to clear the scanned image and rescan?
Yes No
Symptom
- Place the sheet in the correct orientation and
position.
Press the OK button to clear the error. Correct the
settings, then try the operation again.
Press the OK button to clear the error. If the FAU
lamp does not turn on, repair servicing is required.
Close the cover. The LCD returns to the display
before the error occurrence.
Press the OK button to clear the error, and turn the
machine off and on again. If the error still occurs,
repair servicing is required.
No special solution.
Since the ink will be used up soon, prepare for a new ink tank.
When the print head temperature falls, the error is
automatically cleared.
If the print head error is indicated, repair servicing is required.
If the print head temperature exceeds the specified limit, an
intermission is inserted during printing.
Re-select the supported paper type and size.
Connect the USB cable, then turn on the computer.
- Select Yes, and press the OK button.
=> The image selection is cancelled, and the menu or sub-
menu is displayed.
- Select No, and press the OK button.
=> The LCD returns to the display immediately before the
message was displayed.
- Confirm the connection of
- the power cord, and
- between the logic board and the power supply unit.
- Replace the
- power supply unit, or
- logic board.
- 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)
1-8
Solution
Solution