Canon MG8100 series On-Screen Manual page 945

Advanced Guide >
Troubleshooting
U304
An Error Message Is Displayed on the LCD
If an error message is displayed on the LCD, take the corresponding action described below.
Message
The ink may have run out.
Replacing the ink tank is recommended.
U041
Print head is not installed.
Install the print head.
U051/
The type of print head is incorrect.
Install the correct print head.
U052
Some ink tanks are not installed in place.
U072/
More than one ink tank of the following color is
installed.
U071
The remaining level of the ink cannot be correctly
detected.
Replace the ink tank.
U130
> An Error Message Is Displayed on the LCD
If the lamp on the ink tank is flashing, ink may
have run out.
Replacing the ink tank is recommended.
If printing is in progress and you want to continue
printing, press the machine's
ink tank installed. Then printing can continue.
Replacing the ink tank is recommended after the
printing. The machine may be damaged if printing
is continued under the ink out condition.
Routine Maintenance
Note
If multiple ink lamps are flashing red, see
Routine Maintenance
each ink tank.
Follow the directions given in your setup sheet to
install the Print Head.
If the Print Head is already installed, remove the
Print Head once and then reinstall it.
If the error is not resolved, the Print Head may be
damaged. Contact the service center.
Some ink tanks are not installed in the correct
position. (The lamp on the ink tank flashes.)
More than one ink tanks of the same color are
installed. (The lamp on the ink tank flashes.)
Confirm that the ink tanks are installed in the
appropriate positions.
Routine Maintenance
The remaining ink level cannot be correctly
detected. (The lamp on the ink tank flashes.)
Replace the ink tank and close the Scanning Unit
(Cover).
Routine Maintenance
Printing with an ink tank that was once empty may
damage the machine.
If you want to continue printing in this condition,
you need to release the function for detecting the
remaining ink level. Press and hold the machine's
Stop button for at least 5 seconds, and then
release it.
With this operation, releasing the function for
detecting the remaining ink level is memorized.
Please be advised that Canon shall not be liable
for any machine malfunction or damage caused
by refilled ink tanks.
Note
If the function for detecting the remaining ink
level is disabled, the ink tank in gray is
Action
OK button with the
and check the status of