When you want to delete all the jobs and data sent to memory for some reason, perform HARD RESET using the following procedure. A hard reset deletes the print data received by all the interfaces, the job being processed, and the print data in the printer memory.
IMPORTANT
how to reset canon printer to factory settingsa. If the printer is reset while it is receiving data, the data that has not yet been sent to the memory will be sent after the reset. However, the data may not be printed properly.
b. The data that has been already sent to the memory are all deleted even if it is the data of other interface. If you are using the printer on a network, be careful so that this operation does not affect the data from other computers when performing this procedure.