Canon MG6100 SERIES On-Screen Manual page 882

The following ink tank cannot be recognized.
U043
U140
U150
Appropriate ink tank is not installed.
Install the appropriate ink tank.
U141
The ink has run out.
Replace the ink tank.
U163
Data of supported types are not saved.
displayed on the LCD when checking the
current ink level.
Routine Maintenance
The ink tank is not installed. Install the ink
tank.
Routine Maintenance
The ink tank is not compatible with this
machine. (The lamp on the ink tank is off.)
Install an appropriate ink tank.
Routine Maintenance
An ink tank error has occurred. (The lamp on
the ink tank is off.)
Replace the ink tank.
Routine Maintenance
Appropriate ink tank is not installed.
Printing cannot be executed because the ink tank
is not compatible with this machine.
Install the appropriate ink tank.
Routine Maintenance
If you want to cancel printing, press the machine's
Stop button.
The ink has run out. (The lamp on the ink tank
flashes.)
Replace the ink tank and close the Scanning Unit
(Cover).
Routine Maintenance
Printing under the current condition 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 malfunction or trouble which may be
caused by continuation of printing under the ink
out condition.
Note
If the function for detecting the remaining ink
level is disabled, the ink tank in gray is
displayed on the LCD when checking the
current ink level.
Routine Maintenance
There is no image data or document saved on
the memory card or USB flash drive that can
be read by this machine.
The machine may not recognize the file if the
file name or folder path contain certain
characters. Use only alphanumeric characters.
Photo data edited or processed on a computer
must be printed from the computer.
Note
When a photo which has been processed on
a computer is selected, "?" is displayed on
the LCD.