Canon Pixma iP110 series Online Manual page 378

1411
Cause
The ink tank cannot be recognized.
Action
Open the print head cover and check that the ink tank which lamp is off is installed properly.
If the front (innermost) part of the ink tank is sticking up, push down on the "Canon" logo on the ink tank to
install it properly.
If the ink lamp is off even though the ink tank is installed properly, replace the ink tank.
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