We, at our customer support offers help and assistance for the issues like Canon Support code B200. If you are not being able to print the documents due to this error, then clean the print head by removing it from the printer and dip it in warm water for 10 minutes. Let it get dry and install it back to its place. Put the paper into the tray and check if the problem has been resolved or not. If not, you can call us at our technical support number.