Cause

Printer error has occurred.
 

Action

Turn off the machine, and unplug the power cord of the machine from the power supply.

Plug the machine back in and turn the machine back on.

If the problem is not resolved, service is required.
For support and service options, sign into (or create) your Canon Account from the link below.
My Canon Account

For a full list of support codes for this printer, please click here.