Electronic device including improved connection device

摘要

An electronic device has an operating section having a plurality of input keys. The operating section is detachably connected to a body of the device in such a manner that the contacts of the operating section are electrically connected to the contacts of the body when the operating section is connected to the body. The body includes a connection detecting section for detecting the connection of the operating section to the body to output a connection detection signal; and a control section for making the connection of the contacts of the body and the contacts of the operating section effective a predetermined period of time after provision of the connection detection signal.