Bill receiving/dispensing machine

It is an object to provide a bill receiving/dispensing machine in view of service of securing a quick response to a user in operator's operation when a failure such as a bill jam occurs during user's operation, and security of cash controlling, as well as usual supply and collection of a bill to and from a bill storing room. In order to achieve the object, the machine is constituted from an upper unit including a receiving/dispensing port, a bill identifying portion, a temporary storing room and an upper bill conveying passage, and a lower unit including a bill storing room and a lower bill conveying passage. The upper unit includes a slide mechanism which can be pulled out both forward and backward. There is also provided a connecting conveying passage which connects a bill conveying passage in the upper unit with a bill conveying passage in the lower unit.