PURPOSE: To continuously transmit the image data of timer transmission when transmission time is the same in the case of registering the timer transmission due to an abbreviated dial or a one-action button and the timer transmission inputted by a dial number to the same communicating party.

CONSTITUTION: When the communicating party is inputted by the abbreviated dial or the one-action button in the case of registering the timer transmission, the code of that party is stored in a management data storage means 52 as the party item of timer transmission registeration this time. When the communicating party is inputted by the dial number, it is investigated whether the party is registered on the abbreviated dial or the one-action button or not and when it is registered, the code of that party corresponding to the inputted telephone number is stored in the management data storage means 52 as the party item of timer transmission registration this time. When it is not registered, the inputted telephone number is stored in the management data storage means 52 as the party item of timer transmission registration this time.