A fluid conduit having a self-healing sleeve in a spaced relationship from the conduit to provide protection against leaks due to ballistic projectiles, such as small arms fire. The base semiconductor layer 14B is formed such that the edge thereof extends onto the first insulating layer 31. At least a part of the first communication device is placed into a sleep mode in response to transfer of the call to the second communication device. The information recording section 54 writes the multiple feeding information, indicating that a multiple feeding has occurred, in the information recording medium of the document that was judged to have been fed in an overlapping state.