Provided is an information recording device in which jam processing operation can be easily performed with simple operation when a recording medium such as a card is jammed in a conveyance passage. A card storing section and a medium conveyance passage for conveying a card to an image forming section are arranged in a housing at upper and lower sides and a passage open-close member for removing a card jammed at the image forming section is arranged therebetween. Then, electronic information recording means is incorporated in the passage open-close member and a medium conveyance path which conveys a card toward the electronic information recording means is arranged on a medium introduction passage for feeding a card from the card storing section to the medium conveyance passage. According to the above, a card jammed at the image forming section or the information recording section can be easily removed to the outside of the device by opening the card storing section.