Description:
Some kind of error has occurred in the machine. <XXX> will be a three-digit code that indicates a particular type of error.
Action:
Turn OFF the main power switch, wait for more than 10 seconds, then turn it ON again.
Additional trouble shooting by error code
E000012
Reseat the delivery feeder unit.
For instructions click here.
E000020 and E000024
Replace the toner cartridges one at a time until the error clears.
For instructions click here.
If the message persists, turn OFF the main power switch, disconnect the power cord, and contact the Canon Customer Care Center.