Canon MX390 series Online Manual page 112

1686
Cause
The ink may have run out.
Action
The function for detecting the remaining ink level will be disabled since the ink level cannot be
correctly detected.
If you want to continue printing without this function, press the machine's Stop button for at least 5
seconds.
Canon recommends to use new genuine Canon cartridges in order to obtain optimum qualities.
Please be advised that Canon shall not be liable for any malfunction or trouble caused by
continuation of printing under the ink out condition.
Note
If the function for detecting the remaining ink level is disabled,
Since the information contained in the fax may be lost if it is printed in this condition, the
received fax will not be printed and will be stored in the machine's memory until the ink cartridge
is replaced. You must manually print out faxes that were stored in the memory. You can change
the setting so that the received fax is forcibly printed out instead of being stored in the memory,
but all or part of the fax information may not be printed because of the ink out condition.
is displayed on the LCD.