What does error has occurred. Unplug cord and contact service center mean?

[ca4610]

My Canon MX 892 printer has stopped working with an error message:

Printer error has occured. Unplug power cord and contact service center.

[Patrick]

Hi ca4610,

It is recommended that you contact one of Canon's Technical Support Representatives. To contact a Technical Support Representative, please use the link below:

http://Canon.us/ContactLI